diff options
Diffstat (limited to 'src/vty')
-rw-r--r-- | src/vty/buffer.c | 460 | ||||
-rw-r--r-- | src/vty/cardshell.h | 5 | ||||
-rw-r--r-- | src/vty/command.c | 3416 | ||||
-rw-r--r-- | src/vty/vector.c | 186 | ||||
-rw-r--r-- | src/vty/vty.c | 1634 |
5 files changed, 0 insertions, 5701 deletions
diff --git a/src/vty/buffer.c b/src/vty/buffer.c deleted file mode 100644 index 63661004d..000000000 --- a/src/vty/buffer.c +++ /dev/null @@ -1,460 +0,0 @@ -/* - * Buffering of output and input. - * Copyright (C) 1998 Kunihiro Ishiguro - * - * This file is part of GNU Zebra. - * - * GNU Zebra is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published - * by the Free Software Foundation; either version 2, or (at your - * option) any later version. - * - * GNU Zebra is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Zebra; see the file COPYING. If not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <string.h> -#include <errno.h> -#include <stddef.h> -#include <sys/uio.h> - -#include <vty/buffer.h> -#include <vty/vty.h> - -/* Buffer master. */ -struct buffer { - /* Data list. */ - struct buffer_data *head; - struct buffer_data *tail; - - /* Size of each buffer_data chunk. */ - size_t size; -}; - -/* Data container. */ -struct buffer_data { - struct buffer_data *next; - - /* Location to add new data. */ - size_t cp; - - /* Pointer to data not yet flushed. */ - size_t sp; - - /* Actual data stream (variable length). */ - unsigned char data[0]; /* real dimension is buffer->size */ -}; - -/* It should always be true that: 0 <= sp <= cp <= size */ - -/* Default buffer size (used if none specified). It is rounded up to the - next page boundery. */ -#define BUFFER_SIZE_DEFAULT 4096 - -#define BUFFER_DATA_FREE(D) free((D)) - -/* Make new buffer. */ -struct buffer *buffer_new(size_t size) -{ - struct buffer *b; - - b = calloc(1, sizeof(struct buffer)); - - if (size) - b->size = size; - else { - static size_t default_size; - if (!default_size) { - long pgsz = sysconf(_SC_PAGESIZE); - default_size = - ((((BUFFER_SIZE_DEFAULT - 1) / pgsz) + 1) * pgsz); - } - b->size = default_size; - } - - return b; -} - -/* Free buffer. */ -void buffer_free(struct buffer *b) -{ - buffer_reset(b); - free(b); -} - -/* Make string clone. */ -char *buffer_getstr(struct buffer *b) -{ - size_t totlen = 0; - struct buffer_data *data; - char *s; - char *p; - - for (data = b->head; data; data = data->next) - totlen += data->cp - data->sp; - if (!(s = malloc(totlen + 1))) - return NULL; - p = s; - for (data = b->head; data; data = data->next) { - memcpy(p, data->data + data->sp, data->cp - data->sp); - p += data->cp - data->sp; - } - *p = '\0'; - return s; -} - -/* Return 1 if buffer is empty. */ -int buffer_empty(struct buffer *b) -{ - return (b->head == NULL); -} - -/* Clear and free all allocated data. */ -void buffer_reset(struct buffer *b) -{ - struct buffer_data *data; - struct buffer_data *next; - - for (data = b->head; data; data = next) { - next = data->next; - BUFFER_DATA_FREE(data); - } - b->head = b->tail = NULL; -} - -/* Add buffer_data to the end of buffer. */ -static struct buffer_data *buffer_add(struct buffer *b) -{ - struct buffer_data *d; - - d = malloc(offsetof(struct buffer_data, data[b->size])); - if (!d) - return NULL; - d->cp = d->sp = 0; - d->next = NULL; - - if (b->tail) - b->tail->next = d; - else - b->head = d; - b->tail = d; - - return d; -} - -/* Write data to buffer. */ -void buffer_put(struct buffer *b, const void *p, size_t size) -{ - struct buffer_data *data = b->tail; - const char *ptr = p; - - /* We use even last one byte of data buffer. */ - while (size) { - size_t chunk; - - /* If there is no data buffer add it. */ - if (data == NULL || data->cp == b->size) - data = buffer_add(b); - - chunk = - ((size <= - (b->size - data->cp)) ? size : (b->size - data->cp)); - memcpy((data->data + data->cp), ptr, chunk); - size -= chunk; - ptr += chunk; - data->cp += chunk; - } -} - -/* Insert character into the buffer. */ -void buffer_putc(struct buffer *b, u_char c) -{ - buffer_put(b, &c, 1); -} - -/* Put string to the buffer. */ -void buffer_putstr(struct buffer *b, const char *c) -{ - buffer_put(b, c, strlen(c)); -} - -/* Keep flushing data to the fd until the buffer is empty or an error is - encountered or the operation would block. */ -buffer_status_t buffer_flush_all(struct buffer *b, int fd) -{ - buffer_status_t ret; - struct buffer_data *head; - size_t head_sp; - - if (!b->head) - return BUFFER_EMPTY; - head_sp = (head = b->head)->sp; - /* Flush all data. */ - while ((ret = buffer_flush_available(b, fd)) == BUFFER_PENDING) { - if ((b->head == head) && (head_sp == head->sp) - && (errno != EINTR)) - /* No data was flushed, so kernel buffer must be full. */ - return ret; - head_sp = (head = b->head)->sp; - } - - return ret; -} - -#if 0 -/* Flush enough data to fill a terminal window of the given scene (used only - by vty telnet interface). */ -buffer_status_t -buffer_flush_window(struct buffer * b, int fd, int width, int height, - int erase_flag, int no_more_flag) -{ - int nbytes; - int iov_alloc; - int iov_index; - struct iovec *iov; - struct iovec small_iov[3]; - char more[] = " --More-- "; - char erase[] = - { 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, - ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', - 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08 - }; - struct buffer_data *data; - int column; - - if (!b->head) - return BUFFER_EMPTY; - - if (height < 1) { - zlog_warn - ("%s called with non-positive window height %d, forcing to 1", - __func__, height); - height = 1; - } else if (height >= 2) - height--; - if (width < 1) { - zlog_warn - ("%s called with non-positive window width %d, forcing to 1", - __func__, width); - width = 1; - } - - /* For erase and more data add two to b's buffer_data count. */ - if (b->head->next == NULL) { - iov_alloc = sizeof(small_iov) / sizeof(small_iov[0]); - iov = small_iov; - } else { - iov_alloc = ((height * (width + 2)) / b->size) + 10; - iov = XMALLOC(MTYPE_TMP, iov_alloc * sizeof(*iov)); - } - iov_index = 0; - - /* Previously print out is performed. */ - if (erase_flag) { - iov[iov_index].iov_base = erase; - iov[iov_index].iov_len = sizeof erase; - iov_index++; - } - - /* Output data. */ - column = 1; /* Column position of next character displayed. */ - for (data = b->head; data && (height > 0); data = data->next) { - size_t cp; - - cp = data->sp; - while ((cp < data->cp) && (height > 0)) { - /* Calculate lines remaining and column position after displaying - this character. */ - if (data->data[cp] == '\r') - column = 1; - else if ((data->data[cp] == '\n') || (column == width)) { - column = 1; - height--; - } else - column++; - cp++; - } - iov[iov_index].iov_base = (char *)(data->data + data->sp); - iov[iov_index++].iov_len = cp - data->sp; - data->sp = cp; - - if (iov_index == iov_alloc) - /* This should not ordinarily happen. */ - { - iov_alloc *= 2; - if (iov != small_iov) { - zlog_warn("%s: growing iov array to %d; " - "width %d, height %d, size %lu", - __func__, iov_alloc, width, height, - (u_long) b->size); - iov = - XREALLOC(MTYPE_TMP, iov, - iov_alloc * sizeof(*iov)); - } else { - /* This should absolutely never occur. */ - zlog_err - ("%s: corruption detected: iov_small overflowed; " - "head %p, tail %p, head->next %p", - __func__, b->head, b->tail, b->head->next); - iov = - XMALLOC(MTYPE_TMP, - iov_alloc * sizeof(*iov)); - memcpy(iov, small_iov, sizeof(small_iov)); - } - } - } - - /* In case of `more' display need. */ - if (b->tail && (b->tail->sp < b->tail->cp) && !no_more_flag) { - iov[iov_index].iov_base = more; - iov[iov_index].iov_len = sizeof more; - iov_index++; - } -#ifdef IOV_MAX - /* IOV_MAX are normally defined in <sys/uio.h> , Posix.1g. - example: Solaris2.6 are defined IOV_MAX size at 16. */ - { - struct iovec *c_iov = iov; - nbytes = 0; /* Make sure it's initialized. */ - - while (iov_index > 0) { - int iov_size; - - iov_size = - ((iov_index > IOV_MAX) ? IOV_MAX : iov_index); - if ((nbytes = writev(fd, c_iov, iov_size)) < 0) { - zlog_warn("%s: writev to fd %d failed: %s", - __func__, fd, safe_strerror(errno)); - break; - } - - /* move pointer io-vector */ - c_iov += iov_size; - iov_index -= iov_size; - } - } -#else /* IOV_MAX */ - if ((nbytes = writev(fd, iov, iov_index)) < 0) - zlog_warn("%s: writev to fd %d failed: %s", - __func__, fd, safe_strerror(errno)); -#endif /* IOV_MAX */ - - /* Free printed buffer data. */ - while (b->head && (b->head->sp == b->head->cp)) { - struct buffer_data *del; - if (!(b->head = (del = b->head)->next)) - b->tail = NULL; - BUFFER_DATA_FREE(del); - } - - if (iov != small_iov) - XFREE(MTYPE_TMP, iov); - - return (nbytes < 0) ? BUFFER_ERROR : - (b->head ? BUFFER_PENDING : BUFFER_EMPTY); -} -#endif - -/* This function (unlike other buffer_flush* functions above) is designed -to work with non-blocking sockets. It does not attempt to write out -all of the queued data, just a "big" chunk. It returns 0 if it was -able to empty out the buffers completely, 1 if more flushing is -required later, or -1 on a fatal write error. */ -buffer_status_t buffer_flush_available(struct buffer * b, int fd) -{ - -/* These are just reasonable values to make sure a significant amount of -data is written. There's no need to go crazy and try to write it all -in one shot. */ -#ifdef IOV_MAX -#define MAX_CHUNKS ((IOV_MAX >= 16) ? 16 : IOV_MAX) -#else -#define MAX_CHUNKS 16 -#endif -#define MAX_FLUSH 131072 - - struct buffer_data *d; - size_t written; - struct iovec iov[MAX_CHUNKS]; - size_t iovcnt = 0; - size_t nbyte = 0; - - for (d = b->head; d && (iovcnt < MAX_CHUNKS) && (nbyte < MAX_FLUSH); - d = d->next, iovcnt++) { - iov[iovcnt].iov_base = d->data + d->sp; - nbyte += (iov[iovcnt].iov_len = d->cp - d->sp); - } - - if (!nbyte) - /* No data to flush: should we issue a warning message? */ - return BUFFER_EMPTY; - - /* only place where written should be sign compared */ - if ((ssize_t) (written = writev(fd, iov, iovcnt)) < 0) { - if (ERRNO_IO_RETRY(errno)) - /* Calling code should try again later. */ - return BUFFER_PENDING; - return BUFFER_ERROR; - } - - /* Free printed buffer data. */ - while (written > 0) { - struct buffer_data *d; - if (!(d = b->head)) - break; - if (written < d->cp - d->sp) { - d->sp += written; - return BUFFER_PENDING; - } - - written -= (d->cp - d->sp); - if (!(b->head = d->next)) - b->tail = NULL; - BUFFER_DATA_FREE(d); - } - - return b->head ? BUFFER_PENDING : BUFFER_EMPTY; - -#undef MAX_CHUNKS -#undef MAX_FLUSH -} - -buffer_status_t -buffer_write(struct buffer * b, int fd, const void *p, size_t size) -{ - ssize_t nbytes; - -#if 0 - /* Should we attempt to drain any previously buffered data? This could help reduce latency in pushing out the data if we are stuck in a long-running thread that is preventing the main select loop from calling the flush thread... */ - - if (b->head && (buffer_flush_available(b, fd) == BUFFER_ERROR)) - return BUFFER_ERROR; -#endif - if (b->head) - /* Buffer is not empty, so do not attempt to write the new data. */ - nbytes = 0; - else if ((nbytes = write(fd, p, size)) < 0) { - if (ERRNO_IO_RETRY(errno)) - nbytes = 0; - else - return BUFFER_ERROR; - } - /* Add any remaining data to the buffer. */ - { - size_t written = nbytes; - if (written < size) - buffer_put(b, ((const char *)p) + written, - size - written); - } - return b->head ? BUFFER_PENDING : BUFFER_EMPTY; -} diff --git a/src/vty/cardshell.h b/src/vty/cardshell.h deleted file mode 100644 index d963a3810..000000000 --- a/src/vty/cardshell.h +++ /dev/null @@ -1,5 +0,0 @@ -#define QUAGGA_PROGNAME "OpenBSC" -#define QUAGGA_VERSION "0.01" -#define QUAGGA_COPYRIGHT "Harald Welte <laforge@gnumonks.org>" -#define CONFIGFILE_MASK 022 -#define SYSCONFDIR "/usr/local/etc" diff --git a/src/vty/command.c b/src/vty/command.c deleted file mode 100644 index 94a5c2af2..000000000 --- a/src/vty/command.c +++ /dev/null @@ -1,3416 +0,0 @@ -/* - $Id: command.c,v 1.47 2005/04/25 16:26:42 paul Exp $ - - Command interpreter routine for virtual terminal [aka TeletYpe] - Copyright (C) 1997, 98, 99 Kunihiro Ishiguro - -This file is part of GNU Zebra. - -GNU Zebra is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published -by the Free Software Foundation; either version 2, or (at your -option) any later version. - -GNU Zebra is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Zebra; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -#include "cardshell.h" - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <syslog.h> -#include <errno.h> -#define _XOPEN_SOURCE -#include <unistd.h> -#include <assert.h> -#include <ctype.h> -#include <time.h> -#include <sys/time.h> - -//#include "memory.h" -//#include "log.h" -//#include <lib/version.h> -//#include "thread.h" -#include <vty/vector.h> -#include <vty/vty.h> -#include <vty/command.h> -//#include "workqueue.h" - -#include <openbsc/gsm_data.h> - -/* Command vector which includes some level of command lists. Normally - each daemon maintains each own cmdvec. */ -vector cmdvec; - -/* Host information structure. */ -struct host host; - -/* Standard command node structures. */ -struct cmd_node auth_node = { - AUTH_NODE, - "Password: ", -}; - -struct cmd_node view_node = { - VIEW_NODE, - "%s> ", -}; - -struct cmd_node auth_enable_node = { - AUTH_ENABLE_NODE, - "Password: ", -}; - -struct cmd_node enable_node = { - ENABLE_NODE, - "%s# ", -}; - -struct cmd_node config_node = { - CONFIG_NODE, - "%s(config)# ", - 1 -}; - -/* Default motd string. */ -const char *default_motd = "\r\n\ -Hello, this is " QUAGGA_PROGNAME " (version " QUAGGA_VERSION ").\r\n\ -" QUAGGA_COPYRIGHT "\r\n\ -\r\n"; - -#if 0 -static struct facility_map { - int facility; - const char *name; - size_t match; -} syslog_facilities[] = { - { - LOG_KERN, "kern", 1}, { - LOG_USER, "user", 2}, { - LOG_MAIL, "mail", 1}, { - LOG_DAEMON, "daemon", 1}, { - LOG_AUTH, "auth", 1}, { - LOG_SYSLOG, "syslog", 1}, { - LOG_LPR, "lpr", 2}, { - LOG_NEWS, "news", 1}, { - LOG_UUCP, "uucp", 2}, { - LOG_CRON, "cron", 1}, -#ifdef LOG_FTP - { - LOG_FTP, "ftp", 1}, -#endif - { - LOG_LOCAL0, "local0", 6}, { - LOG_LOCAL1, "local1", 6}, { - LOG_LOCAL2, "local2", 6}, { - LOG_LOCAL3, "local3", 6}, { - LOG_LOCAL4, "local4", 6}, { - LOG_LOCAL5, "local5", 6}, { - LOG_LOCAL6, "local6", 6}, { - LOG_LOCAL7, "local7", 6}, { -0, NULL, 0},}; - -static const char *facility_name(int facility) -{ - struct facility_map *fm; - - for (fm = syslog_facilities; fm->name; fm++) - if (fm->facility == facility) - return fm->name; - return ""; -} - -static int facility_match(const char *str) -{ - struct facility_map *fm; - - for (fm = syslog_facilities; fm->name; fm++) - if (!strncmp(str, fm->name, fm->match)) - return fm->facility; - return -1; -} - -static int level_match(const char *s) -{ - int level; - - for (level = 0; zlog_priority[level] != NULL; level++) - if (!strncmp(s, zlog_priority[level], 2)) - return level; - return ZLOG_DISABLED; -} -#endif - -/* This is called from main when a daemon is invoked with -v or --version. */ -void print_version(const char *progname) -{ - printf("%s version %s\n", progname, QUAGGA_VERSION); - printf("%s\n", QUAGGA_COPYRIGHT); -} - -/* Utility function to concatenate argv argument into a single string - with inserting ' ' character between each argument. */ -char *argv_concat(const char **argv, int argc, int shift) -{ - int i; - size_t len; - char *str; - char *p; - - len = 0; - for (i = shift; i < argc; i++) - len += strlen(argv[i]) + 1; - if (!len) - return NULL; - p = str = malloc(len); - for (i = shift; i < argc; i++) { - size_t arglen; - memcpy(p, argv[i], (arglen = strlen(argv[i]))); - p += arglen; - *p++ = ' '; - } - *(p - 1) = '\0'; - return str; -} - -/* Install top node of command vector. */ -void install_node(struct cmd_node *node, int (*func) (struct vty *)) -{ - vector_set_index(cmdvec, node->node, node); - node->func = func; - node->cmd_vector = vector_init(VECTOR_MIN_SIZE); -} - -/* Compare two command's string. Used in sort_node (). */ -static int cmp_node(const void *p, const void *q) -{ - struct cmd_element *a = *(struct cmd_element **)p; - struct cmd_element *b = *(struct cmd_element **)q; - - return strcmp(a->string, b->string); -} - -static int cmp_desc(const void *p, const void *q) -{ - struct desc *a = *(struct desc **)p; - struct desc *b = *(struct desc **)q; - - return strcmp(a->cmd, b->cmd); -} - -/* Sort each node's command element according to command string. */ -void sort_node() -{ - unsigned int i, j; - struct cmd_node *cnode; - vector descvec; - struct cmd_element *cmd_element; - - for (i = 0; i < vector_active(cmdvec); i++) - if ((cnode = vector_slot(cmdvec, i)) != NULL) { - vector cmd_vector = cnode->cmd_vector; - qsort(cmd_vector->index, vector_active(cmd_vector), - sizeof(void *), cmp_node); - - for (j = 0; j < vector_active(cmd_vector); j++) - if ((cmd_element = - vector_slot(cmd_vector, j)) != NULL - && vector_active(cmd_element->strvec)) { - descvec = - vector_slot(cmd_element->strvec, - vector_active - (cmd_element->strvec) - - 1); - qsort(descvec->index, - vector_active(descvec), - sizeof(void *), cmp_desc); - } - } -} - -/* Breaking up string into each command piece. I assume given - character is separated by a space character. Return value is a - vector which includes char ** data element. */ -vector cmd_make_strvec(const char *string) -{ - const char *cp, *start; - char *token; - int strlen; - vector strvec; - - if (string == NULL) - return NULL; - - cp = string; - - /* Skip white spaces. */ - while (isspace((int)*cp) && *cp != '\0') - cp++; - - /* Return if there is only white spaces */ - if (*cp == '\0') - return NULL; - - if (*cp == '!' || *cp == '#') - return NULL; - - /* Prepare return vector. */ - strvec = vector_init(VECTOR_MIN_SIZE); - - /* Copy each command piece and set into vector. */ - while (1) { - start = cp; - while (!(isspace((int)*cp) || *cp == '\r' || *cp == '\n') && - *cp != '\0') - cp++; - strlen = cp - start; - token = malloc(strlen + 1); - memcpy(token, start, strlen); - *(token + strlen) = '\0'; - vector_set(strvec, token); - - while ((isspace((int)*cp) || *cp == '\n' || *cp == '\r') && - *cp != '\0') - cp++; - - if (*cp == '\0') - return strvec; - } -} - -/* Free allocated string vector. */ -void cmd_free_strvec(vector v) -{ - unsigned int i; - char *cp; - - if (!v) - return; - - for (i = 0; i < vector_active(v); i++) - if ((cp = vector_slot(v, i)) != NULL) - free(cp); - - vector_free(v); -} - -/* Fetch next description. Used in cmd_make_descvec(). */ -static char *cmd_desc_str(const char **string) -{ - const char *cp, *start; - char *token; - int strlen; - - cp = *string; - - if (cp == NULL) - return NULL; - - /* Skip white spaces. */ - while (isspace((int)*cp) && *cp != '\0') - cp++; - - /* Return if there is only white spaces */ - if (*cp == '\0') - return NULL; - - start = cp; - - while (!(*cp == '\r' || *cp == '\n') && *cp != '\0') - cp++; - - strlen = cp - start; - token = malloc(strlen + 1); - memcpy(token, start, strlen); - *(token + strlen) = '\0'; - - *string = cp; - - return token; -} - -/* New string vector. */ -static vector cmd_make_descvec(const char *string, const char *descstr) -{ - int multiple = 0; - const char *sp; - char *token; - int len; - const char *cp; - const char *dp; - vector allvec; - vector strvec = NULL; - struct desc *desc; - - cp = string; - dp = descstr; - - if (cp == NULL) - return NULL; - - allvec = vector_init(VECTOR_MIN_SIZE); - - while (1) { - while (isspace((int)*cp) && *cp != '\0') - cp++; - - if (*cp == '(') { - multiple = 1; - cp++; - } - if (*cp == ')') { - multiple = 0; - cp++; - } - if (*cp == '|') { - if (!multiple) { - fprintf(stderr, "Command parse error!: %s\n", - string); - exit(1); - } - cp++; - } - - while (isspace((int)*cp) && *cp != '\0') - cp++; - - if (*cp == '(') { - multiple = 1; - cp++; - } - - if (*cp == '\0') - return allvec; - - sp = cp; - - while (! - (isspace((int)*cp) || *cp == '\r' || *cp == '\n' - || *cp == ')' || *cp == '|') && *cp != '\0') - cp++; - - len = cp - sp; - - token = malloc(len + 1); - memcpy(token, sp, len); - *(token + len) = '\0'; - - desc = calloc(1, sizeof(struct desc)); - desc->cmd = token; - desc->str = cmd_desc_str(&dp); - - if (multiple) { - if (multiple == 1) { - strvec = vector_init(VECTOR_MIN_SIZE); - vector_set(allvec, strvec); - } - multiple++; - } else { - strvec = vector_init(VECTOR_MIN_SIZE); - vector_set(allvec, strvec); - } - vector_set(strvec, desc); - } -} - -/* Count mandantory string vector size. This is to determine inputed - command has enough command length. */ -static int cmd_cmdsize(vector strvec) -{ - unsigned int i; - int size = 0; - vector descvec; - struct desc *desc; - - for (i = 0; i < vector_active(strvec); i++) - if ((descvec = vector_slot(strvec, i)) != NULL) { - if ((vector_active(descvec)) == 1 - && (desc = vector_slot(descvec, 0)) != NULL) { - if (desc->cmd == NULL || CMD_OPTION(desc->cmd)) - return size; - else - size++; - } else - size++; - } - return size; -} - -/* Return prompt character of specified node. */ -const char *cmd_prompt(enum node_type node) -{ - struct cmd_node *cnode; - - cnode = vector_slot(cmdvec, node); - return cnode->prompt; -} - -/* Install a command into a node. */ -void install_element(enum node_type ntype, struct cmd_element *cmd) -{ - struct cmd_node *cnode; - - cnode = vector_slot(cmdvec, ntype); - - if (cnode == NULL) { - fprintf(stderr, - "Command node %d doesn't exist, please check it\n", - ntype); - exit(1); - } - - vector_set(cnode->cmd_vector, cmd); - - cmd->strvec = cmd_make_descvec(cmd->string, cmd->doc); - cmd->cmdsize = cmd_cmdsize(cmd->strvec); -} - -static unsigned char itoa64[] = - "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; - -static void to64(char *s, long v, int n) -{ - while (--n >= 0) { - *s++ = itoa64[v & 0x3f]; - v >>= 6; - } -} - -static char *zencrypt(const char *passwd) -{ - char salt[6]; - struct timeval tv; - char *crypt(const char *, const char *); - - gettimeofday(&tv, 0); - - to64(&salt[0], random(), 3); - to64(&salt[3], tv.tv_usec, 3); - salt[5] = '\0'; - - return crypt(passwd, salt); -} - -/* This function write configuration of this host. */ -static int config_write_host(struct vty *vty) -{ -#if 0 - if (host.name) - vty_out(vty, "hostname %s%s", host.name, VTY_NEWLINE); - - if (host.encrypt) { - if (host.password_encrypt) - vty_out(vty, "password 8 %s%s", host.password_encrypt, - VTY_NEWLINE); - if (host.enable_encrypt) - vty_out(vty, "enable password 8 %s%s", - host.enable_encrypt, VTY_NEWLINE); - } else { - if (host.password) - vty_out(vty, "password %s%s", host.password, - VTY_NEWLINE); - if (host.enable) - vty_out(vty, "enable password %s%s", host.enable, - VTY_NEWLINE); - } - - if (zlog_default->default_lvl != LOG_DEBUG) { - vty_out(vty, "! N.B. The 'log trap' command is deprecated.%s", - VTY_NEWLINE); - vty_out(vty, "log trap %s%s", - zlog_priority[zlog_default->default_lvl], VTY_NEWLINE); - } - - if (host.logfile - && (zlog_default->maxlvl[ZLOG_DEST_FILE] != ZLOG_DISABLED)) { - vty_out(vty, "log file %s", host.logfile); - if (zlog_default->maxlvl[ZLOG_DEST_FILE] != - zlog_default->default_lvl) - vty_out(vty, " %s", - zlog_priority[zlog_default-> - maxlvl[ZLOG_DEST_FILE]]); - vty_out(vty, "%s", VTY_NEWLINE); - } - - if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != ZLOG_DISABLED) { - vty_out(vty, "log stdout"); - if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != - zlog_default->default_lvl) - vty_out(vty, " %s", - zlog_priority[zlog_default-> - maxlvl[ZLOG_DEST_STDOUT]]); - vty_out(vty, "%s", VTY_NEWLINE); - } - - if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) - vty_out(vty, "no log monitor%s", VTY_NEWLINE); - else if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] != - zlog_default->default_lvl) - vty_out(vty, "log monitor %s%s", - zlog_priority[zlog_default->maxlvl[ZLOG_DEST_MONITOR]], - VTY_NEWLINE); - - if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) { - vty_out(vty, "log syslog"); - if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != - zlog_default->default_lvl) - vty_out(vty, " %s", - zlog_priority[zlog_default-> - maxlvl[ZLOG_DEST_SYSLOG]]); - vty_out(vty, "%s", VTY_NEWLINE); - } - - if (zlog_default->facility != LOG_DAEMON) - vty_out(vty, "log facility %s%s", - facility_name(zlog_default->facility), VTY_NEWLINE); - - if (zlog_default->record_priority == 1) - vty_out(vty, "log record-priority%s", VTY_NEWLINE); - - if (host.advanced) - vty_out(vty, "service advanced-vty%s", VTY_NEWLINE); - - if (host.encrypt) - vty_out(vty, "service password-encryption%s", VTY_NEWLINE); - - if (host.lines >= 0) - vty_out(vty, "service terminal-length %d%s", host.lines, - VTY_NEWLINE); - - if (host.motdfile) - vty_out(vty, "banner motd file %s%s", host.motdfile, - VTY_NEWLINE); - else if (!host.motd) - vty_out(vty, "no banner motd%s", VTY_NEWLINE); - -#endif - return 1; -} - -/* Utility function for getting command vector. */ -static vector cmd_node_vector(vector v, enum node_type ntype) -{ - struct cmd_node *cnode = vector_slot(v, ntype); - return cnode->cmd_vector; -} - -#if 0 -/* Filter command vector by symbol. This function is not actually used; - * should it be deleted? */ -static int cmd_filter_by_symbol(char *command, char *symbol) -{ - int i, lim; - - if (strcmp(symbol, "IPV4_ADDRESS") == 0) { - i = 0; - lim = strlen(command); - while (i < lim) { - if (! - (isdigit((int)command[i]) || command[i] == '.' - || command[i] == '/')) - return 1; - i++; - } - return 0; - } - if (strcmp(symbol, "STRING") == 0) { - i = 0; - lim = strlen(command); - while (i < lim) { - if (! - (isalpha((int)command[i]) || command[i] == '_' - || command[i] == '-')) - return 1; - i++; - } - return 0; - } - if (strcmp(symbol, "IFNAME") == 0) { - i = 0; - lim = strlen(command); - while (i < lim) { - if (!isalnum((int)command[i])) - return 1; - i++; - } - return 0; - } - return 0; -} -#endif - -/* Completion match types. */ -enum match_type { - no_match, - extend_match, - ipv4_prefix_match, - ipv4_match, - ipv6_prefix_match, - ipv6_match, - range_match, - vararg_match, - partly_match, - exact_match -}; - -static enum match_type cmd_ipv4_match(const char *str) -{ - const char *sp; - int dots = 0, nums = 0; - char buf[4]; - - if (str == NULL) - return partly_match; - - for (;;) { - memset(buf, 0, sizeof(buf)); - sp = str; - while (*str != '\0') { - if (*str == '.') { - if (dots >= 3) - return no_match; - - if (*(str + 1) == '.') - return no_match; - - if (*(str + 1) == '\0') - return partly_match; - - dots++; - break; - } - if (!isdigit((int)*str)) - return no_match; - - str++; - } - - if (str - sp > 3) - return no_match; - - strncpy(buf, sp, str - sp); - if (atoi(buf) > 255) - return no_match; - - nums++; - - if (*str == '\0') - break; - - str++; - } - - if (nums < 4) - return partly_match; - - return exact_match; -} - -static enum match_type cmd_ipv4_prefix_match(const char *str) -{ - const char *sp; - int dots = 0; - char buf[4]; - - if (str == NULL) - return partly_match; - - for (;;) { - memset(buf, 0, sizeof(buf)); - sp = str; - while (*str != '\0' && *str != '/') { - if (*str == '.') { - if (dots == 3) - return no_match; - - if (*(str + 1) == '.' || *(str + 1) == '/') - return no_match; - - if (*(str + 1) == '\0') - return partly_match; - - dots++; - break; - } - - if (!isdigit((int)*str)) - return no_match; - - str++; - } - - if (str - sp > 3) - return no_match; - - strncpy(buf, sp, str - sp); - if (atoi(buf) > 255) - return no_match; - - if (dots == 3) { - if (*str == '/') { - if (*(str + 1) == '\0') - return partly_match; - - str++; - break; - } else if (*str == '\0') - return partly_match; - } - - if (*str == '\0') - return partly_match; - - str++; - } - - sp = str; - while (*str != '\0') { - if (!isdigit((int)*str)) - return no_match; - - str++; - } - - if (atoi(sp) > 32) - return no_match; - - return exact_match; -} - -#define IPV6_ADDR_STR "0123456789abcdefABCDEF:.%" -#define IPV6_PREFIX_STR "0123456789abcdefABCDEF:.%/" -#define STATE_START 1 -#define STATE_COLON 2 -#define STATE_DOUBLE 3 -#define STATE_ADDR 4 -#define STATE_DOT 5 -#define STATE_SLASH 6 -#define STATE_MASK 7 - -#ifdef HAVE_IPV6 - -static enum match_type cmd_ipv6_match(const char *str) -{ - int state = STATE_START; - int colons = 0, nums = 0, double_colon = 0; - const char *sp = NULL; - struct sockaddr_in6 sin6_dummy; - int ret; - - if (str == NULL) - return partly_match; - - if (strspn(str, IPV6_ADDR_STR) != strlen(str)) - return no_match; - - /* use inet_pton that has a better support, - * for example inet_pton can support the automatic addresses: - * ::1.2.3.4 - */ - ret = inet_pton(AF_INET6, str, &sin6_dummy.sin6_addr); - - if (ret == 1) - return exact_match; - - while (*str != '\0') { - switch (state) { - case STATE_START: - if (*str == ':') { - if (*(str + 1) != ':' && *(str + 1) != '\0') - return no_match; - colons--; - state = STATE_COLON; - } else { - sp = str; - state = STATE_ADDR; - } - - continue; - case STATE_COLON: - colons++; - if (*(str + 1) == ':') - state = STATE_DOUBLE; - else { - sp = str + 1; - state = STATE_ADDR; - } - break; - case STATE_DOUBLE: - if (double_colon) - return no_match; - - if (*(str + 1) == ':') - return no_match; - else { - if (*(str + 1) != '\0') - colons++; - sp = str + 1; - state = STATE_ADDR; - } - - double_colon++; - nums++; - break; - case STATE_ADDR: - if (*(str + 1) == ':' || *(str + 1) == '\0') { - if (str - sp > 3) - return no_match; - - nums++; - state = STATE_COLON; - } - if (*(str + 1) == '.') - state = STATE_DOT; - break; - case STATE_DOT: - state = STATE_ADDR; - break; - default: - break; - } - - if (nums > 8) - return no_match; - - if (colons > 7) - return no_match; - - str++; - } - -#if 0 - if (nums < 11) - return partly_match; -#endif /* 0 */ - - return exact_match; -} - -static enum match_type cmd_ipv6_prefix_match(const char *str) -{ - int state = STATE_START; - int colons = 0, nums = 0, double_colon = 0; - int mask; - const char *sp = NULL; - char *endptr = NULL; - - if (str == NULL) - return partly_match; - - if (strspn(str, IPV6_PREFIX_STR) != strlen(str)) - return no_match; - - while (*str != '\0' && state != STATE_MASK) { - switch (state) { - case STATE_START: - if (*str == ':') { - if (*(str + 1) != ':' && *(str + 1) != '\0') - return no_match; - colons--; - state = STATE_COLON; - } else { - sp = str; - state = STATE_ADDR; - } - - continue; - case STATE_COLON: - colons++; - if (*(str + 1) == '/') - return no_match; - else if (*(str + 1) == ':') - state = STATE_DOUBLE; - else { - sp = str + 1; - state = STATE_ADDR; - } - break; - case STATE_DOUBLE: - if (double_colon) - return no_match; - - if (*(str + 1) == ':') - return no_match; - else { - if (*(str + 1) != '\0' && *(str + 1) != '/') - colons++; - sp = str + 1; - - if (*(str + 1) == '/') - state = STATE_SLASH; - else - state = STATE_ADDR; - } - - double_colon++; - nums += 1; - break; - case STATE_ADDR: - if (*(str + 1) == ':' || *(str + 1) == '.' - || *(str + 1) == '\0' || *(str + 1) == '/') { - if (str - sp > 3) - return no_match; - - for (; sp <= str; sp++) - if (*sp == '/') - return no_match; - - nums++; - - if (*(str + 1) == ':') - state = STATE_COLON; - else if (*(str + 1) == '.') - state = STATE_DOT; - else if (*(str + 1) == '/') - state = STATE_SLASH; - } - break; - case STATE_DOT: - state = STATE_ADDR; - break; - case STATE_SLASH: - if (*(str + 1) == '\0') - return partly_match; - - state = STATE_MASK; - break; - default: - break; - } - - if (nums > 11) - return no_match; - - if (colons > 7) - return no_match; - - str++; - } - - if (state < STATE_MASK) - return partly_match; - - mask = strtol(str, &endptr, 10); - if (*endptr != '\0') - return no_match; - - if (mask < 0 || mask > 128) - return no_match; - -/* I don't know why mask < 13 makes command match partly. - Forgive me to make this comments. I Want to set static default route - because of lack of function to originate default in ospf6d; sorry - yasu - if (mask < 13) - return partly_match; -*/ - - return exact_match; -} - -#endif /* HAVE_IPV6 */ - -#define DECIMAL_STRLEN_MAX 10 - -static int cmd_range_match(const char *range, const char *str) -{ - char *p; - char buf[DECIMAL_STRLEN_MAX + 1]; - char *endptr = NULL; - unsigned long min, max, val; - - if (str == NULL) - return 1; - - val = strtoul(str, &endptr, 10); - if (*endptr != '\0') - return 0; - - range++; - p = strchr(range, '-'); - if (p == NULL) - return 0; - if (p - range > DECIMAL_STRLEN_MAX) - return 0; - strncpy(buf, range, p - range); - buf[p - range] = '\0'; - min = strtoul(buf, &endptr, 10); - if (*endptr != '\0') - return 0; - - range = p + 1; - p = strchr(range, '>'); - if (p == NULL) - return 0; - if (p - range > DECIMAL_STRLEN_MAX) - return 0; - strncpy(buf, range, p - range); - buf[p - range] = '\0'; - max = strtoul(buf, &endptr, 10); - if (*endptr != '\0') - return 0; - - if (val < min || val > max) - return 0; - - return 1; -} - -/* Make completion match and return match type flag. */ -static enum match_type -cmd_filter_by_completion(char *command, vector v, unsigned int index) -{ - unsigned int i; - const char *str; - struct cmd_element *cmd_element; - enum match_type match_type; - vector descvec; - struct desc *desc; - - match_type = no_match; - - /* If command and cmd_element string does not match set NULL to vector */ - for (i = 0; i < vector_active(v); i++) - if ((cmd_element = vector_slot(v, i)) != NULL) { - if (index >= vector_active(cmd_element->strvec)) - vector_slot(v, i) = NULL; - else { - unsigned int j; - int matched = 0; - - descvec = - vector_slot(cmd_element->strvec, index); - - for (j = 0; j < vector_active(descvec); j++) - if ((desc = vector_slot(descvec, j))) { - str = desc->cmd; - - if (CMD_VARARG(str)) { - if (match_type < - vararg_match) - match_type = - vararg_match; - matched++; - } else if (CMD_RANGE(str)) { - if (cmd_range_match - (str, command)) { - if (match_type < - range_match) - match_type - = - range_match; - - matched++; - } - } -#ifdef HAVE_IPV6 - else if (CMD_IPV6(str)) { - if (cmd_ipv6_match - (command)) { - if (match_type < - ipv6_match) - match_type - = - ipv6_match; - - matched++; - } - } else if (CMD_IPV6_PREFIX(str)) { - if (cmd_ipv6_prefix_match(command)) { - if (match_type < - ipv6_prefix_match) - match_type - = - ipv6_prefix_match; - - matched++; - } - } -#endif /* HAVE_IPV6 */ - else if (CMD_IPV4(str)) { - if (cmd_ipv4_match - (command)) { - if (match_type < - ipv4_match) - match_type - = - ipv4_match; - - matched++; - } - } else if (CMD_IPV4_PREFIX(str)) { - if (cmd_ipv4_prefix_match(command)) { - if (match_type < - ipv4_prefix_match) - match_type - = - ipv4_prefix_match; - matched++; - } - } else - /* Check is this point's argument optional ? */ - if (CMD_OPTION(str) - || - CMD_VARIABLE(str)) { - if (match_type < - extend_match) - match_type = - extend_match; - matched++; - } else - if (strncmp - (command, str, - strlen(command)) == - 0) { - if (strcmp(command, str) - == 0) - match_type = - exact_match; - else { - if (match_type < - partly_match) - match_type - = - partly_match; - } - matched++; - } - } - if (!matched) - vector_slot(v, i) = NULL; - } - } - return match_type; -} - -/* Filter vector by command character with index. */ -static enum match_type -cmd_filter_by_string(char *command, vector v, unsigned int index) -{ - unsigned int i; - const char *str; - struct cmd_element *cmd_element; - enum match_type match_type; - vector descvec; - struct desc *desc; - - match_type = no_match; - - /* If command and cmd_element string does not match set NULL to vector */ - for (i = 0; i < vector_active(v); i++) - if ((cmd_element = vector_slot(v, i)) != NULL) { - /* If given index is bigger than max string vector of command, - set NULL */ - if (index >= vector_active(cmd_element->strvec)) - vector_slot(v, i) = NULL; - else { - unsigned int j; - int matched = 0; - - descvec = - vector_slot(cmd_element->strvec, index); - - for (j = 0; j < vector_active(descvec); j++) - if ((desc = vector_slot(descvec, j))) { - str = desc->cmd; - - if (CMD_VARARG(str)) { - if (match_type < - vararg_match) - match_type = - vararg_match; - matched++; - } else if (CMD_RANGE(str)) { - if (cmd_range_match - (str, command)) { - if (match_type < - range_match) - match_type - = - range_match; - matched++; - } - } -#ifdef HAVE_IPV6 - else if (CMD_IPV6(str)) { - if (cmd_ipv6_match - (command) == - exact_match) { - if (match_type < - ipv6_match) - match_type - = - ipv6_match; - matched++; - } - } else if (CMD_IPV6_PREFIX(str)) { - if (cmd_ipv6_prefix_match(command) == exact_match) { - if (match_type < - ipv6_prefix_match) - match_type - = - ipv6_prefix_match; - matched++; - } - } -#endif /* HAVE_IPV6 */ - else if (CMD_IPV4(str)) { - if (cmd_ipv4_match - (command) == - exact_match) { - if (match_type < - ipv4_match) - match_type - = - ipv4_match; - matched++; - } - } else if (CMD_IPV4_PREFIX(str)) { - if (cmd_ipv4_prefix_match(command) == exact_match) { - if (match_type < - ipv4_prefix_match) - match_type - = - ipv4_prefix_match; - matched++; - } - } else if (CMD_OPTION(str) - || CMD_VARIABLE(str)) - { - if (match_type < - extend_match) - match_type = - extend_match; - matched++; - } else { - if (strcmp(command, str) - == 0) { - match_type = - exact_match; - matched++; - } - } - } - if (!matched) - vector_slot(v, i) = NULL; - } - } - return match_type; -} - -/* Check ambiguous match */ -static int -is_cmd_ambiguous(char *command, vector v, int index, enum match_type type) -{ - unsigned int i; - unsigned int j; - const char *str = NULL; - struct cmd_element *cmd_element; - const char *matched = NULL; - vector descvec; - struct desc *desc; - - for (i = 0; i < vector_active(v); i++) - if ((cmd_element = vector_slot(v, i)) != NULL) { - int match = 0; - - descvec = vector_slot(cmd_element->strvec, index); - - for (j = 0; j < vector_active(descvec); j++) - if ((desc = vector_slot(descvec, j))) { - enum match_type ret; - - str = desc->cmd; - - switch (type) { - case exact_match: - if (! - (CMD_OPTION(str) - || CMD_VARIABLE(str)) -&& strcmp(command, str) == 0) - match++; - break; - case partly_match: - if (! - (CMD_OPTION(str) - || CMD_VARIABLE(str)) -&& strncmp(command, str, strlen(command)) == 0) { - if (matched - && strcmp(matched, - str) != 0) - return 1; /* There is ambiguous match. */ - else - matched = str; - match++; - } - break; - case range_match: - if (cmd_range_match - (str, command)) { - if (matched - && strcmp(matched, - str) != 0) - return 1; - else - matched = str; - match++; - } - break; -#ifdef HAVE_IPV6 - case ipv6_match: - if (CMD_IPV6(str)) - match++; - break; - case ipv6_prefix_match: - if ((ret = - cmd_ipv6_prefix_match - (command)) != no_match) { - if (ret == partly_match) - return 2; /* There is incomplete match. */ - - match++; - } - break; -#endif /* HAVE_IPV6 */ - case ipv4_match: - if (CMD_IPV4(str)) - match++; - break; - case ipv4_prefix_match: - if ((ret = - cmd_ipv4_prefix_match - (command)) != no_match) { - if (ret == partly_match) - return 2; /* There is incomplete match. */ - - match++; - } - break; - case extend_match: - if (CMD_OPTION(str) - || CMD_VARIABLE(str)) - match++; - break; - case no_match: - default: - break; - } - } - if (!match) - vector_slot(v, i) = NULL; - } - return 0; -} - -/* If src matches dst return dst string, otherwise return NULL */ -static const char *cmd_entry_function(const char *src, const char *dst) -{ - /* Skip variable arguments. */ - if (CMD_OPTION(dst) || CMD_VARIABLE(dst) || CMD_VARARG(dst) || - CMD_IPV4(dst) || CMD_IPV4_PREFIX(dst) || CMD_RANGE(dst)) - return NULL; - - /* In case of 'command \t', given src is NULL string. */ - if (src == NULL) - return dst; - - /* Matched with input string. */ - if (strncmp(src, dst, strlen(src)) == 0) - return dst; - - return NULL; -} - -/* If src matches dst return dst string, otherwise return NULL */ -/* This version will return the dst string always if it is - CMD_VARIABLE for '?' key processing */ -static const char *cmd_entry_function_desc(const char *src, const char *dst) -{ - if (CMD_VARARG(dst)) - return dst; - - if (CMD_RANGE(dst)) { - if (cmd_range_match(dst, src)) - return dst; - else - return NULL; - } -#ifdef HAVE_IPV6 - if (CMD_IPV6(dst)) { - if (cmd_ipv6_match(src)) - return dst; - else - return NULL; - } - - if (CMD_IPV6_PREFIX(dst)) { - if (cmd_ipv6_prefix_match(src)) - return dst; - else - return NULL; - } -#endif /* HAVE_IPV6 */ - - if (CMD_IPV4(dst)) { - if (cmd_ipv4_match(src)) - return dst; - else - return NULL; - } - - if (CMD_IPV4_PREFIX(dst)) { - if (cmd_ipv4_prefix_match(src)) - return dst; - else - return NULL; - } - - /* Optional or variable commands always match on '?' */ - if (CMD_OPTION(dst) || CMD_VARIABLE(dst)) - return dst; - - /* In case of 'command \t', given src is NULL string. */ - if (src == NULL) - return dst; - - if (strncmp(src, dst, strlen(src)) == 0) - return dst; - else - return NULL; -} - -/* Check same string element existence. If it isn't there return - 1. */ -static int cmd_unique_string(vector v, const char *str) -{ - unsigned int i; - char *match; - - for (i = 0; i < vector_active(v); i++) - if ((match = vector_slot(v, i)) != NULL) - if (strcmp(match, str) == 0) - return 0; - return 1; -} - -/* Compare string to description vector. If there is same string - return 1 else return 0. */ -static int desc_unique_string(vector v, const char *str) -{ - unsigned int i; - struct desc *desc; - - for (i = 0; i < vector_active(v); i++) - if ((desc = vector_slot(v, i)) != NULL) - if (strcmp(desc->cmd, str) == 0) - return 1; - return 0; -} - -static int cmd_try_do_shortcut(enum node_type node, char *first_word) -{ - if (first_word != NULL && - node != AUTH_NODE && - node != VIEW_NODE && - node != AUTH_ENABLE_NODE && - node != ENABLE_NODE && 0 == strcmp("do", first_word)) - return 1; - return 0; -} - -/* '?' describe command support. */ -static vector -cmd_describe_command_real(vector vline, struct vty *vty, int *status) -{ - unsigned int i; - vector cmd_vector; -#define INIT_MATCHVEC_SIZE 10 - vector matchvec; - struct cmd_element *cmd_element; - unsigned int index; - int ret; - enum match_type match; - char *command; - static struct desc desc_cr = { "<cr>", "" }; - - /* Set index. */ - if (vector_active(vline) == 0) { - *status = CMD_ERR_NO_MATCH; - return NULL; - } else - index = vector_active(vline) - 1; - - /* Make copy vector of current node's command vector. */ - cmd_vector = vector_copy(cmd_node_vector(cmdvec, vty->node)); - - /* Prepare match vector */ - matchvec = vector_init(INIT_MATCHVEC_SIZE); - - /* Filter commands. */ - /* Only words precedes current word will be checked in this loop. */ - for (i = 0; i < index; i++) - if ((command = vector_slot(vline, i))) { - match = - cmd_filter_by_completion(command, cmd_vector, i); - - if (match == vararg_match) { - struct cmd_element *cmd_element; - vector descvec; - unsigned int j, k; - - for (j = 0; j < vector_active(cmd_vector); j++) - if ((cmd_element = - vector_slot(cmd_vector, j)) != NULL - && - (vector_active - (cmd_element->strvec))) { - descvec = - vector_slot(cmd_element-> - strvec, - vector_active - (cmd_element-> - strvec) - 1); - for (k = 0; - k < vector_active(descvec); - k++) { - struct desc *desc = - vector_slot(descvec, - k); - vector_set(matchvec, - desc); - } - } - - vector_set(matchvec, &desc_cr); - vector_free(cmd_vector); - - return matchvec; - } - - if ((ret = - is_cmd_ambiguous(command, cmd_vector, i, - match)) == 1) { - vector_free(cmd_vector); - *status = CMD_ERR_AMBIGUOUS; - return NULL; - } else if (ret == 2) { - vector_free(cmd_vector); - *status = CMD_ERR_NO_MATCH; - return NULL; - } - } - - /* Prepare match vector */ - /* matchvec = vector_init (INIT_MATCHVEC_SIZE); */ - - /* Make sure that cmd_vector is filtered based on current word */ - command = vector_slot(vline, index); - if (command) - match = cmd_filter_by_completion(command, cmd_vector, index); - - /* Make description vector. */ - for (i = 0; i < vector_active(cmd_vector); i++) - if ((cmd_element = vector_slot(cmd_vector, i)) != NULL) { - const char *string = NULL; - vector strvec = cmd_element->strvec; - - /* if command is NULL, index may be equal to vector_active */ - if (command && index >= vector_active(strvec)) - vector_slot(cmd_vector, i) = NULL; - else { - /* Check if command is completed. */ - if (command == NULL - && index == vector_active(strvec)) { - string = "<cr>"; - if (!desc_unique_string - (matchvec, string)) - vector_set(matchvec, &desc_cr); - } else { - unsigned int j; - vector descvec = - vector_slot(strvec, index); - struct desc *desc; - - for (j = 0; j < vector_active(descvec); - j++) - if ((desc = - vector_slot(descvec, j))) { - string = - cmd_entry_function_desc - (command, - desc->cmd); - if (string) { - /* Uniqueness check */ - if (!desc_unique_string(matchvec, string)) - vector_set - (matchvec, - desc); - } - } - } - } - } - vector_free(cmd_vector); - - if (vector_slot(matchvec, 0) == NULL) { - vector_free(matchvec); - *status = CMD_ERR_NO_MATCH; - } else - *status = CMD_SUCCESS; - - return matchvec; -} - -vector cmd_describe_command(vector vline, struct vty * vty, int *status) -{ - vector ret; - - if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) { - enum node_type onode; - vector shifted_vline; - unsigned int index; - - onode = vty->node; - vty->node = ENABLE_NODE; - /* We can try it on enable node, cos' the vty is authenticated */ - - shifted_vline = vector_init(vector_count(vline)); - /* use memcpy? */ - for (index = 1; index < vector_active(vline); index++) { - vector_set_index(shifted_vline, index - 1, - vector_lookup(vline, index)); - } - - ret = cmd_describe_command_real(shifted_vline, vty, status); - - vector_free(shifted_vline); - vty->node = onode; - return ret; - } - - return cmd_describe_command_real(vline, vty, status); -} - -/* Check LCD of matched command. */ -static int cmd_lcd(char **matched) -{ - int i; - int j; - int lcd = -1; - char *s1, *s2; - char c1, c2; - - if (matched[0] == NULL || matched[1] == NULL) - return 0; - - for (i = 1; matched[i] != NULL; i++) { - s1 = matched[i - 1]; - s2 = matched[i]; - - for (j = 0; (c1 = s1[j]) && (c2 = s2[j]); j++) - if (c1 != c2) - break; - - if (lcd < 0) - lcd = j; - else { - if (lcd > j) - lcd = j; - } - } - return lcd; -} - -/* Command line completion support. */ -static char **cmd_complete_command_real(vector vline, struct vty *vty, - int *status) -{ - unsigned int i; - vector cmd_vector = vector_copy(cmd_node_vector(cmdvec, vty->node)); -#define INIT_MATCHVEC_SIZE 10 - vector matchvec; - struct cmd_element *cmd_element; - unsigned int index; - char **match_str; - struct desc *desc; - vector descvec; - char *command; - int lcd; - - if (vector_active(vline) == 0) { - *status = CMD_ERR_NO_MATCH; - return NULL; - } else - index = vector_active(vline) - 1; - - /* First, filter by preceeding command string */ - for (i = 0; i < index; i++) - if ((command = vector_slot(vline, i))) { - enum match_type match; - int ret; - - /* First try completion match, if there is exactly match return 1 */ - match = - cmd_filter_by_completion(command, cmd_vector, i); - - /* If there is exact match then filter ambiguous match else check - ambiguousness. */ - if ((ret = - is_cmd_ambiguous(command, cmd_vector, i, - match)) == 1) { - vector_free(cmd_vector); - *status = CMD_ERR_AMBIGUOUS; - return NULL; - } - /* - else if (ret == 2) - { - vector_free (cmd_vector); - *status = CMD_ERR_NO_MATCH; - return NULL; - } - */ - } - - /* Prepare match vector. */ - matchvec = vector_init(INIT_MATCHVEC_SIZE); - - /* Now we got into completion */ - for (i = 0; i < vector_active(cmd_vector); i++) - if ((cmd_element = vector_slot(cmd_vector, i))) { - const char *string; - vector strvec = cmd_element->strvec; - - /* Check field length */ - if (index >= vector_active(strvec)) - vector_slot(cmd_vector, i) = NULL; - else { - unsigned int j; - - descvec = vector_slot(strvec, index); - for (j = 0; j < vector_active(descvec); j++) - if ((desc = vector_slot(descvec, j))) { - if ((string = - cmd_entry_function - (vector_slot(vline, index), - desc->cmd))) - if (cmd_unique_string - (matchvec, string)) - vector_set - (matchvec, - strdup - (string)); - } - } - } - - /* We don't need cmd_vector any more. */ - vector_free(cmd_vector); - - /* No matched command */ - if (vector_slot(matchvec, 0) == NULL) { - vector_free(matchvec); - - /* In case of 'command \t' pattern. Do you need '?' command at - the end of the line. */ - if (vector_slot(vline, index) == '\0') - *status = CMD_ERR_NOTHING_TODO; - else - *status = CMD_ERR_NO_MATCH; - return NULL; - } - - /* Only one matched */ - if (vector_slot(matchvec, 1) == NULL) { - match_str = (char **)matchvec->index; - vector_only_wrapper_free(matchvec); - *status = CMD_COMPLETE_FULL_MATCH; - return match_str; - } - /* Make it sure last element is NULL. */ - vector_set(matchvec, NULL); - - /* Check LCD of matched strings. */ - if (vector_slot(vline, index) != NULL) { - lcd = cmd_lcd((char **)matchvec->index); - - if (lcd) { - int len = strlen(vector_slot(vline, index)); - - if (len < lcd) { - char *lcdstr; - - lcdstr = malloc(lcd + 1); - memcpy(lcdstr, matchvec->index[0], lcd); - lcdstr[lcd] = '\0'; - - /* match_str = (char **) &lcdstr; */ - - /* Free matchvec. */ - for (i = 0; i < vector_active(matchvec); i++) { - if (vector_slot(matchvec, i)) - free(vector_slot(matchvec, i)); - } - vector_free(matchvec); - - /* Make new matchvec. */ - matchvec = vector_init(INIT_MATCHVEC_SIZE); - vector_set(matchvec, lcdstr); - match_str = (char **)matchvec->index; - vector_only_wrapper_free(matchvec); - - *status = CMD_COMPLETE_MATCH; - return match_str; - } - } - } - - match_str = (char **)matchvec->index; - vector_only_wrapper_free(matchvec); - *status = CMD_COMPLETE_LIST_MATCH; - return match_str; -} - -char **cmd_complete_command(vector vline, struct vty *vty, int *status) -{ - char **ret; - - if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) { - enum node_type onode; - vector shifted_vline; - unsigned int index; - - onode = vty->node; - vty->node = ENABLE_NODE; - /* We can try it on enable node, cos' the vty is authenticated */ - - shifted_vline = vector_init(vector_count(vline)); - /* use memcpy? */ - for (index = 1; index < vector_active(vline); index++) { - vector_set_index(shifted_vline, index - 1, - vector_lookup(vline, index)); - } - - ret = cmd_complete_command_real(shifted_vline, vty, status); - - vector_free(shifted_vline); - vty->node = onode; - return ret; - } - - return cmd_complete_command_real(vline, vty, status); -} - -/* return parent node */ -/* MUST eventually converge on CONFIG_NODE */ -enum node_type node_parent(enum node_type node) -{ - enum node_type ret; - - assert(node > CONFIG_NODE); - - switch (node) { - case BGP_VPNV4_NODE: - case BGP_IPV4_NODE: - case BGP_IPV4M_NODE: - case BGP_IPV6_NODE: - ret = BGP_NODE; - break; - case KEYCHAIN_KEY_NODE: - ret = KEYCHAIN_NODE; - break; - default: - ret = CONFIG_NODE; - } - - return ret; -} - -/* Execute command by argument vline vector. */ -static int -cmd_execute_command_real(vector vline, struct vty *vty, - struct cmd_element **cmd) -{ - unsigned int i; - unsigned int index; - vector cmd_vector; - struct cmd_element *cmd_element; - struct cmd_element *matched_element; - unsigned int matched_count, incomplete_count; - int argc; - const char *argv[CMD_ARGC_MAX]; - enum match_type match = 0; - int varflag; - char *command; - - /* Make copy of command elements. */ - cmd_vector = vector_copy(cmd_node_vector(cmdvec, vty->node)); - - for (index = 0; index < vector_active(vline); index++) - if ((command = vector_slot(vline, index))) { - int ret; - - match = - cmd_filter_by_completion(command, cmd_vector, - index); - - if (match == vararg_match) - break; - - ret = - is_cmd_ambiguous(command, cmd_vector, index, match); - - if (ret == 1) { - vector_free(cmd_vector); - return CMD_ERR_AMBIGUOUS; - } else if (ret == 2) { - vector_free(cmd_vector); - return CMD_ERR_NO_MATCH; - } - } - - /* Check matched count. */ - matched_element = NULL; - matched_count = 0; - incomplete_count = 0; - - for (i = 0; i < vector_active(cmd_vector); i++) - if ((cmd_element = vector_slot(cmd_vector, i))) { - if (match == vararg_match - || index >= cmd_element->cmdsize) { - matched_element = cmd_element; -#if 0 - printf("DEBUG: %s\n", cmd_element->string); -#endif - matched_count++; - } else { - incomplete_count++; - } - } - - /* Finish of using cmd_vector. */ - vector_free(cmd_vector); - - /* To execute command, matched_count must be 1. */ - if (matched_count == 0) { - if (incomplete_count) - return CMD_ERR_INCOMPLETE; - else - return CMD_ERR_NO_MATCH; - } - - if (matched_count > 1) - return CMD_ERR_AMBIGUOUS; - - /* Argument treatment */ - varflag = 0; - argc = 0; - - for (i = 0; i < vector_active(vline); i++) { - if (varflag) - argv[argc++] = vector_slot(vline, i); - else { - vector descvec = - vector_slot(matched_element->strvec, i); - - if (vector_active(descvec) == 1) { - struct desc *desc = vector_slot(descvec, 0); - - if (CMD_VARARG(desc->cmd)) - varflag = 1; - - if (varflag || CMD_VARIABLE(desc->cmd) - || CMD_OPTION(desc->cmd)) - argv[argc++] = vector_slot(vline, i); - } else - argv[argc++] = vector_slot(vline, i); - } - - if (argc >= CMD_ARGC_MAX) - return CMD_ERR_EXEED_ARGC_MAX; - } - - /* For vtysh execution. */ - if (cmd) - *cmd = matched_element; - - if (matched_element->daemon) - return CMD_SUCCESS_DAEMON; - - /* Execute matched command. */ - return (*matched_element->func) (matched_element, vty, argc, argv); -} - -int -cmd_execute_command(vector vline, struct vty *vty, struct cmd_element **cmd, - int vtysh) -{ - int ret, saved_ret, tried = 0; - enum node_type onode, try_node; - - onode = try_node = vty->node; - - if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) { - vector shifted_vline; - unsigned int index; - - vty->node = ENABLE_NODE; - /* We can try it on enable node, cos' the vty is authenticated */ - - shifted_vline = vector_init(vector_count(vline)); - /* use memcpy? */ - for (index = 1; index < vector_active(vline); index++) { - vector_set_index(shifted_vline, index - 1, - vector_lookup(vline, index)); - } - - ret = cmd_execute_command_real(shifted_vline, vty, cmd); - - vector_free(shifted_vline); - vty->node = onode; - return ret; - } - - saved_ret = ret = cmd_execute_command_real(vline, vty, cmd); - - if (vtysh) - return saved_ret; - - /* This assumes all nodes above CONFIG_NODE are childs of CONFIG_NODE */ - while (ret != CMD_SUCCESS && ret != CMD_WARNING - && vty->node > CONFIG_NODE) { - try_node = node_parent(try_node); - vty->node = try_node; - ret = cmd_execute_command_real(vline, vty, cmd); - tried = 1; - if (ret == CMD_SUCCESS || ret == CMD_WARNING) { - /* succesfull command, leave the node as is */ - return ret; - } - } - /* no command succeeded, reset the vty to the original node and - return the error for this node */ - if (tried) - vty->node = onode; - return saved_ret; -} - -/* Execute command by argument readline. */ -int -cmd_execute_command_strict(vector vline, struct vty *vty, - struct cmd_element **cmd) -{ - unsigned int i; - unsigned int index; - vector cmd_vector; - struct cmd_element *cmd_element; - struct cmd_element *matched_element; - unsigned int matched_count, incomplete_count; - int argc; - const char *argv[CMD_ARGC_MAX]; - int varflag; - enum match_type match = 0; - char *command; - - /* Make copy of command element */ - cmd_vector = vector_copy(cmd_node_vector(cmdvec, vty->node)); - - for (index = 0; index < vector_active(vline); index++) - if ((command = vector_slot(vline, index))) { - int ret; - - match = cmd_filter_by_string(vector_slot(vline, index), - cmd_vector, index); - - /* If command meets '.VARARG' then finish matching. */ - if (match == vararg_match) - break; - - ret = - is_cmd_ambiguous(command, cmd_vector, index, match); - if (ret == 1) { - vector_free(cmd_vector); - return CMD_ERR_AMBIGUOUS; - } - if (ret == 2) { - vector_free(cmd_vector); - return CMD_ERR_NO_MATCH; - } - } - - /* Check matched count. */ - matched_element = NULL; - matched_count = 0; - incomplete_count = 0; - for (i = 0; i < vector_active(cmd_vector); i++) - if (vector_slot(cmd_vector, i) != NULL) { - cmd_element = vector_slot(cmd_vector, i); - - if (match == vararg_match - || index >= cmd_element->cmdsize) { - matched_element = cmd_element; - matched_count++; - } else - incomplete_count++; - } - - /* Finish of using cmd_vector. */ - vector_free(cmd_vector); - - /* To execute command, matched_count must be 1. */ - if (matched_count == 0) { - if (incomplete_count) - return CMD_ERR_INCOMPLETE; - else - return CMD_ERR_NO_MATCH; - } - - if (matched_count > 1) - return CMD_ERR_AMBIGUOUS; - - /* Argument treatment */ - varflag = 0; - argc = 0; - - for (i = 0; i < vector_active(vline); i++) { - if (varflag) - argv[argc++] = vector_slot(vline, i); - else { - vector descvec = - vector_slot(matched_element->strvec, i); - - if (vector_active(descvec) == 1) { - struct desc *desc = vector_slot(descvec, 0); - - if (CMD_VARARG(desc->cmd)) - varflag = 1; - - if (varflag || CMD_VARIABLE(desc->cmd) - || CMD_OPTION(desc->cmd)) - argv[argc++] = vector_slot(vline, i); - } else - argv[argc++] = vector_slot(vline, i); - } - - if (argc >= CMD_ARGC_MAX) - return CMD_ERR_EXEED_ARGC_MAX; - } - - /* For vtysh execution. */ - if (cmd) - *cmd = matched_element; - - if (matched_element->daemon) - return CMD_SUCCESS_DAEMON; - - /* Now execute matched command */ - return (*matched_element->func) (matched_element, vty, argc, argv); -} - -#if 0 -/* Configration make from file. */ -int config_from_file(struct vty *vty, FILE * fp) -{ - int ret; - vector vline; - - while (fgets(vty->buf, VTY_BUFSIZ, fp)) { - vline = cmd_make_strvec(vty->buf); - - /* In case of comment line */ - if (vline == NULL) - continue; - /* Execute configuration command : this is strict match */ - ret = cmd_execute_command_strict(vline, vty, NULL); - - /* Try again with setting node to CONFIG_NODE */ - while (ret != CMD_SUCCESS && ret != CMD_WARNING - && ret != CMD_ERR_NOTHING_TODO - && vty->node != CONFIG_NODE) { - vty->node = node_parent(vty->node); - ret = cmd_execute_command_strict(vline, vty, NULL); - } - - cmd_free_strvec(vline); - - if (ret != CMD_SUCCESS && ret != CMD_WARNING - && ret != CMD_ERR_NOTHING_TODO) - return ret; - } - return CMD_SUCCESS; -} -#endif - -/* Configration from terminal */ -DEFUN(config_terminal, - config_terminal_cmd, - "configure terminal", - "Configuration from vty interface\n" "Configuration terminal\n") -{ - if (vty_config_lock(vty)) - vty->node = CONFIG_NODE; - else { - vty_out(vty, "VTY configuration is locked by other VTY%s", - VTY_NEWLINE); - return CMD_WARNING; - } - return CMD_SUCCESS; -} - -/* Enable command */ -DEFUN(enable, config_enable_cmd, "enable", "Turn on privileged mode command\n") -{ - /* If enable password is NULL, change to ENABLE_NODE */ - if ((host.enable == NULL && host.enable_encrypt == NULL) || - vty->type == VTY_SHELL_SERV) - vty->node = ENABLE_NODE; - else - vty->node = AUTH_ENABLE_NODE; - - return CMD_SUCCESS; -} - -/* Disable command */ -DEFUN(disable, - config_disable_cmd, "disable", "Turn off privileged mode command\n") -{ - if (vty->node == ENABLE_NODE) - vty->node = VIEW_NODE; - return CMD_SUCCESS; -} - -/* Down vty node level. */ -DEFUN(config_exit, - config_exit_cmd, "exit", "Exit current mode and down to previous mode\n") -{ - switch (vty->node) { - case BTS_NODE: - vty->node = VIEW_NODE; - vty->index = NULL; - break; - case TRX_NODE: - vty->node = BTS_NODE; - { - /* set vty->index correctly ! */ - struct gsm_bts_trx *trx = vty->index; - vty->index = trx->bts; - } - break; - case TS_NODE: - vty->node = TRX_NODE; - { - /* set vty->index correctly ! */ - struct gsm_bts_trx_ts *ts = vty->index; - vty->index = ts->trx; - } - break; - case SUBSCR_NODE: - vty->node = VIEW_NODE; - subscr_put(vty->index); - vty->index = NULL; - break; - case VIEW_NODE: - case ENABLE_NODE: - if (0) //vty_shell (vty)) - exit(0); - else - vty->status = VTY_CLOSE; - break; - case CONFIG_NODE: - vty->node = ENABLE_NODE; - vty_config_unlock(vty); - break; - case INTERFACE_NODE: - case ZEBRA_NODE: - case BGP_NODE: - case RIP_NODE: - case RIPNG_NODE: - case OSPF_NODE: - case OSPF6_NODE: - case ISIS_NODE: - case KEYCHAIN_NODE: - case MASC_NODE: - case RMAP_NODE: - case VTY_NODE: - vty->node = CONFIG_NODE; - break; - case BGP_VPNV4_NODE: - case BGP_IPV4_NODE: - case BGP_IPV4M_NODE: - case BGP_IPV6_NODE: - vty->node = BGP_NODE; - break; - case KEYCHAIN_KEY_NODE: - vty->node = KEYCHAIN_NODE; - break; - default: - break; - } - return CMD_SUCCESS; -} - -/* quit is alias of exit. */ -ALIAS(config_exit, - config_quit_cmd, "quit", "Exit current mode and down to previous mode\n") - -/* End of configuration. */ - DEFUN(config_end, - config_end_cmd, "end", "End current mode and change to enable mode.") -{ - switch (vty->node) { - case VIEW_NODE: - case ENABLE_NODE: - /* Nothing to do. */ - break; - case CONFIG_NODE: - case INTERFACE_NODE: - case ZEBRA_NODE: - case RIP_NODE: - case RIPNG_NODE: - case BGP_NODE: - case BGP_VPNV4_NODE: - case BGP_IPV4_NODE: - case BGP_IPV4M_NODE: - case BGP_IPV6_NODE: - case RMAP_NODE: - case OSPF_NODE: - case OSPF6_NODE: - case ISIS_NODE: - case KEYCHAIN_NODE: - case KEYCHAIN_KEY_NODE: - case MASC_NODE: - case VTY_NODE: - vty_config_unlock(vty); - vty->node = ENABLE_NODE; - break; - default: - break; - } - return CMD_SUCCESS; -} - -/* Show version. */ -DEFUN(show_version, - show_version_cmd, "show version", SHOW_STR "Displays program version\n") -{ - vty_out(vty, "%s %s (%s).%s", QUAGGA_PROGNAME, QUAGGA_VERSION, - host.name ? host.name : "", VTY_NEWLINE); - vty_out(vty, "%s%s", QUAGGA_COPYRIGHT, VTY_NEWLINE); - - return CMD_SUCCESS; -} - -/* Help display function for all node. */ -DEFUN(config_help, - config_help_cmd, "help", "Description of the interactive help system\n") -{ - vty_out(vty, - "This VTY provides advanced help features. When you need help,%s\ -anytime at the command line please press '?'.%s\ -%s\ -If nothing matches, the help list will be empty and you must backup%s\ - until entering a '?' shows the available options.%s\ -Two styles of help are provided:%s\ -1. Full help is available when you are ready to enter a%s\ -command argument (e.g. 'show ?') and describes each possible%s\ -argument.%s\ -2. Partial help is provided when an abbreviated argument is entered%s\ - and you want to know what arguments match the input%s\ - (e.g. 'show me?'.)%s%s", VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, - VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE); - return CMD_SUCCESS; -} - -/* Help display function for all node. */ -DEFUN(config_list, config_list_cmd, "list", "Print command list\n") -{ - unsigned int i; - struct cmd_node *cnode = vector_slot(cmdvec, vty->node); - struct cmd_element *cmd; - - for (i = 0; i < vector_active(cnode->cmd_vector); i++) - if ((cmd = vector_slot(cnode->cmd_vector, i)) != NULL - && !(cmd->attr == CMD_ATTR_DEPRECATED - || cmd->attr == CMD_ATTR_HIDDEN)) - vty_out(vty, " %s%s", cmd->string, VTY_NEWLINE); - return CMD_SUCCESS; -} - -#if 0 -/* Write current configuration into file. */ -DEFUN(config_write_file, - config_write_file_cmd, - "write file", - "Write running configuration to memory, network, or terminal\n" - "Write to configuration file\n") -{ - unsigned int i; - int fd; - struct cmd_node *node; - char *config_file; - char *config_file_tmp = NULL; - char *config_file_sav = NULL; - struct vty *file_vty; - - /* Check and see if we are operating under vtysh configuration */ - if (host.config == NULL) { - vty_out(vty, "Can't save to configuration file, using vtysh.%s", - VTY_NEWLINE); - return CMD_WARNING; - } - - /* Get filename. */ - config_file = host.config; - - config_file_sav = - malloc(strlen(config_file) + strlen(CONF_BACKUP_EXT) + 1); - strcpy(config_file_sav, config_file); - strcat(config_file_sav, CONF_BACKUP_EXT); - - config_file_tmp = malloc(strlen(config_file) + 8); - sprintf(config_file_tmp, "%s.XXXXXX", config_file); - - /* Open file to configuration write. */ - fd = mkstemp(config_file_tmp); - if (fd < 0) { - vty_out(vty, "Can't open configuration file %s.%s", - config_file_tmp, VTY_NEWLINE); - free(config_file_tmp); - free(config_file_sav); - return CMD_WARNING; - } - - /* Make vty for configuration file. */ - file_vty = vty_new(); - file_vty->fd = fd; - file_vty->type = VTY_FILE; - - /* Config file header print. */ - vty_out(file_vty, "!\n! Zebra configuration saved from vty\n! "); - //vty_time_print (file_vty, 1); - vty_out(file_vty, "!\n"); - - for (i = 0; i < vector_active(cmdvec); i++) - if ((node = vector_slot(cmdvec, i)) && node->func) { - if ((*node->func) (file_vty)) - vty_out(file_vty, "!\n"); - } - vty_close(file_vty); - - if (unlink(config_file_sav) != 0) - if (errno != ENOENT) { - vty_out(vty, - "Can't unlink backup configuration file %s.%s", - config_file_sav, VTY_NEWLINE); - free(config_file_sav); - free(config_file_tmp); - unlink(config_file_tmp); - return CMD_WARNING; - } - if (link(config_file, config_file_sav) != 0) { - vty_out(vty, "Can't backup old configuration file %s.%s", - config_file_sav, VTY_NEWLINE); - free(config_file_sav); - free(config_file_tmp); - unlink(config_file_tmp); - return CMD_WARNING; - } - sync(); - if (unlink(config_file) != 0) { - vty_out(vty, "Can't unlink configuration file %s.%s", - config_file, VTY_NEWLINE); - free(config_file_sav); - free(config_file_tmp); - unlink(config_file_tmp); - return CMD_WARNING; - } - if (link(config_file_tmp, config_file) != 0) { - vty_out(vty, "Can't save configuration file %s.%s", config_file, - VTY_NEWLINE); - free(config_file_sav); - free(config_file_tmp); - unlink(config_file_tmp); - return CMD_WARNING; - } - unlink(config_file_tmp); - sync(); - - free(config_file_sav); - free(config_file_tmp); - - if (chmod(config_file, CONFIGFILE_MASK) != 0) { - vty_out(vty, "Can't chmod configuration file %s: %s (%d).%s", - config_file, safe_strerror(errno), errno, VTY_NEWLINE); - return CMD_WARNING; - } - - vty_out(vty, "Configuration saved to %s%s", config_file, VTY_NEWLINE); - return CMD_SUCCESS; -} - -ALIAS(config_write_file, - config_write_cmd, - "write", "Write running configuration to memory, network, or terminal\n") - - ALIAS(config_write_file, - config_write_memory_cmd, - "write memory", - "Write running configuration to memory, network, or terminal\n" - "Write configuration to the file (same as write file)\n") - - ALIAS(config_write_file, - copy_runningconfig_startupconfig_cmd, - "copy running-config startup-config", - "Copy configuration\n" - "Copy running config to... \n" - "Copy running config to startup config (same as write file)\n") - -/* Write current configuration into the terminal. */ - DEFUN(config_write_terminal, - config_write_terminal_cmd, - "write terminal", - "Write running configuration to memory, network, or terminal\n" - "Write to terminal\n") -{ - unsigned int i; - struct cmd_node *node; - - if (vty->type == VTY_SHELL_SERV) { - for (i = 0; i < vector_active(cmdvec); i++) - if ((node = vector_slot(cmdvec, i)) && node->func - && node->vtysh) { - if ((*node->func) (vty)) - vty_out(vty, "!%s", VTY_NEWLINE); - } - } else { - vty_out(vty, "%sCurrent configuration:%s", VTY_NEWLINE, - VTY_NEWLINE); - vty_out(vty, "!%s", VTY_NEWLINE); - - for (i = 0; i < vector_active(cmdvec); i++) - if ((node = vector_slot(cmdvec, i)) && node->func) { - if ((*node->func) (vty)) - vty_out(vty, "!%s", VTY_NEWLINE); - } - vty_out(vty, "end%s", VTY_NEWLINE); - } - return CMD_SUCCESS; -} - -/* Write current configuration into the terminal. */ -ALIAS(config_write_terminal, - show_running_config_cmd, - "show running-config", SHOW_STR "running configuration\n") - -/* Write startup configuration into the terminal. */ - DEFUN(show_startup_config, - show_startup_config_cmd, - "show startup-config", SHOW_STR "Contentes of startup configuration\n") -{ - char buf[BUFSIZ]; - FILE *confp; - - confp = fopen(host.config, "r"); - if (confp == NULL) { - vty_out(vty, "Can't open configuration file [%s]%s", - host.config, VTY_NEWLINE); - return CMD_WARNING; - } - - while (fgets(buf, BUFSIZ, confp)) { - char *cp = buf; - - while (*cp != '\r' && *cp != '\n' && *cp != '\0') - cp++; - *cp = '\0'; - - vty_out(vty, "%s%s", buf, VTY_NEWLINE); - } - - fclose(confp); - - return CMD_SUCCESS; -} -#endif - -/* Hostname configuration */ -DEFUN(config_hostname, - hostname_cmd, - "hostname WORD", - "Set system's network name\n" "This system's network name\n") -{ - if (!isalpha((int)*argv[0])) { - vty_out(vty, "Please specify string starting with alphabet%s", - VTY_NEWLINE); - return CMD_WARNING; - } - - if (host.name) - free(host.name); - - host.name = strdup(argv[0]); - return CMD_SUCCESS; -} - -DEFUN(config_no_hostname, - no_hostname_cmd, - "no hostname [HOSTNAME]", - NO_STR "Reset system's network name\n" "Host name of this router\n") -{ - if (host.name) - free(host.name); - host.name = NULL; - return CMD_SUCCESS; -} - -/* VTY interface password set. */ -DEFUN(config_password, password_cmd, - "password (8|) WORD", - "Assign the terminal connection password\n" - "Specifies a HIDDEN password will follow\n" - "dummy string \n" "The HIDDEN line password string\n") -{ - /* Argument check. */ - if (argc == 0) { - vty_out(vty, "Please specify password.%s", VTY_NEWLINE); - return CMD_WARNING; - } - - if (argc == 2) { - if (*argv[0] == '8') { - if (host.password) - free(host.password); - host.password = NULL; - if (host.password_encrypt) - free(host.password_encrypt); - host.password_encrypt = strdup(strdup(argv[1])); - return CMD_SUCCESS; - } else { - vty_out(vty, "Unknown encryption type.%s", VTY_NEWLINE); - return CMD_WARNING; - } - } - - if (!isalnum((int)*argv[0])) { - vty_out(vty, - "Please specify string starting with alphanumeric%s", - VTY_NEWLINE); - return CMD_WARNING; - } - - if (host.password) - free(host.password); - host.password = NULL; - -#ifdef VTY_CRYPT_PW - if (host.encrypt) { - if (host.password_encrypt) - free(host.password_encrypt); - host.password_encrypt = strdup(zencrypt(argv[0])); - } else -#endif - host.password = strdup(argv[0]); - - return CMD_SUCCESS; -} - -ALIAS(config_password, password_text_cmd, - "password LINE", - "Assign the terminal connection password\n" - "The UNENCRYPTED (cleartext) line password\n") - -/* VTY enable password set. */ - DEFUN(config_enable_password, enable_password_cmd, - "enable password (8|) WORD", - "Modify enable password parameters\n" - "Assign the privileged level password\n" - "Specifies a HIDDEN password will follow\n" - "dummy string \n" "The HIDDEN 'enable' password string\n") -{ - /* Argument check. */ - if (argc == 0) { - vty_out(vty, "Please specify password.%s", VTY_NEWLINE); - return CMD_WARNING; - } - - /* Crypt type is specified. */ - if (argc == 2) { - if (*argv[0] == '8') { - if (host.enable) - free(host.enable); - host.enable = NULL; - - if (host.enable_encrypt) - free(host.enable_encrypt); - host.enable_encrypt = strdup(argv[1]); - - return CMD_SUCCESS; - } else { - vty_out(vty, "Unknown encryption type.%s", VTY_NEWLINE); - return CMD_WARNING; - } - } - - if (!isalnum((int)*argv[0])) { - vty_out(vty, - "Please specify string starting with alphanumeric%s", - VTY_NEWLINE); - return CMD_WARNING; - } - - if (host.enable) - free(host.enable); - host.enable = NULL; - - /* Plain password input. */ -#ifdef VTY_CRYPT_PW - if (host.encrypt) { - if (host.enable_encrypt) - free(host.enable_encrypt); - host.enable_encrypt = strdup(zencrypt(argv[0])); - } else -#endif - host.enable = strdup(argv[0]); - - return CMD_SUCCESS; -} - -ALIAS(config_enable_password, - enable_password_text_cmd, - "enable password LINE", - "Modify enable password parameters\n" - "Assign the privileged level password\n" - "The UNENCRYPTED (cleartext) 'enable' password\n") - -/* VTY enable password delete. */ - DEFUN(no_config_enable_password, no_enable_password_cmd, - "no enable password", - NO_STR - "Modify enable password parameters\n" - "Assign the privileged level password\n") -{ - if (host.enable) - free(host.enable); - host.enable = NULL; - - if (host.enable_encrypt) - free(host.enable_encrypt); - host.enable_encrypt = NULL; - - return CMD_SUCCESS; -} - -#ifdef VTY_CRYPT_PW -DEFUN(service_password_encrypt, - service_password_encrypt_cmd, - "service password-encryption", - "Set up miscellaneous service\n" "Enable encrypted passwords\n") -{ - if (host.encrypt) - return CMD_SUCCESS; - - host.encrypt = 1; - - if (host.password) { - if (host.password_encrypt) - free(host.password_encrypt); - host.password_encrypt = strdup(zencrypt(host.password)); - } - if (host.enable) { - if (host.enable_encrypt) - free(host.enable_encrypt); - host.enable_encrypt = strdup(zencrypt(host.enable)); - } - - return CMD_SUCCESS; -} - -DEFUN(no_service_password_encrypt, - no_service_password_encrypt_cmd, - "no service password-encryption", - NO_STR "Set up miscellaneous service\n" "Enable encrypted passwords\n") -{ - if (!host.encrypt) - return CMD_SUCCESS; - - host.encrypt = 0; - - if (host.password_encrypt) - free(host.password_encrypt); - host.password_encrypt = NULL; - - if (host.enable_encrypt) - free(host.enable_encrypt); - host.enable_encrypt = NULL; - - return CMD_SUCCESS; -} -#endif - -DEFUN(config_terminal_length, config_terminal_length_cmd, - "terminal length <0-512>", - "Set terminal line parameters\n" - "Set number of lines on a screen\n" - "Number of lines on screen (0 for no pausing)\n") -{ - int lines; - char *endptr = NULL; - - lines = strtol(argv[0], &endptr, 10); - if (lines < 0 || lines > 512 || *endptr != '\0') { - vty_out(vty, "length is malformed%s", VTY_NEWLINE); - return CMD_WARNING; - } - vty->lines = lines; - - return CMD_SUCCESS; -} - -DEFUN(config_terminal_no_length, config_terminal_no_length_cmd, - "terminal no length", - "Set terminal line parameters\n" - NO_STR "Set number of lines on a screen\n") -{ - vty->lines = -1; - return CMD_SUCCESS; -} - -DEFUN(service_terminal_length, service_terminal_length_cmd, - "service terminal-length <0-512>", - "Set up miscellaneous service\n" - "System wide terminal length configuration\n" - "Number of lines of VTY (0 means no line control)\n") -{ - int lines; - char *endptr = NULL; - - lines = strtol(argv[0], &endptr, 10); - if (lines < 0 || lines > 512 || *endptr != '\0') { - vty_out(vty, "length is malformed%s", VTY_NEWLINE); - return CMD_WARNING; - } - host.lines = lines; - - return CMD_SUCCESS; -} - -DEFUN(no_service_terminal_length, no_service_terminal_length_cmd, - "no service terminal-length [<0-512>]", - NO_STR - "Set up miscellaneous service\n" - "System wide terminal length configuration\n" - "Number of lines of VTY (0 means no line control)\n") -{ - host.lines = -1; - return CMD_SUCCESS; -} - -DEFUN_HIDDEN(do_echo, - echo_cmd, - "echo .MESSAGE", - "Echo a message back to the vty\n" "The message to echo\n") -{ - char *message; - - vty_out(vty, "%s%s", - ((message = - argv_concat(argv, argc, 0)) ? message : ""), VTY_NEWLINE); - if (message) - free(message); - return CMD_SUCCESS; -} - -#if 0 -DEFUN(config_logmsg, - config_logmsg_cmd, - "logmsg " LOG_LEVELS " .MESSAGE", - "Send a message to enabled logging destinations\n" - LOG_LEVEL_DESC "The message to send\n") -{ - int level; - char *message; - - if ((level = level_match(argv[0])) == ZLOG_DISABLED) - return CMD_ERR_NO_MATCH; - - zlog(NULL, level, - ((message = argv_concat(argv, argc, 1)) ? message : "")); - if (message) - free(message); - return CMD_SUCCESS; -} - -DEFUN(show_logging, - show_logging_cmd, - "show logging", SHOW_STR "Show current logging configuration\n") -{ - struct zlog *zl = zlog_default; - - vty_out(vty, "Syslog logging: "); - if (zl->maxlvl[ZLOG_DEST_SYSLOG] == ZLOG_DISABLED) - vty_out(vty, "disabled"); - else - vty_out(vty, "level %s, facility %s, ident %s", - zlog_priority[zl->maxlvl[ZLOG_DEST_SYSLOG]], - facility_name(zl->facility), zl->ident); - vty_out(vty, "%s", VTY_NEWLINE); - - vty_out(vty, "Stdout logging: "); - if (zl->maxlvl[ZLOG_DEST_STDOUT] == ZLOG_DISABLED) - vty_out(vty, "disabled"); - else - vty_out(vty, "level %s", - zlog_priority[zl->maxlvl[ZLOG_DEST_STDOUT]]); - vty_out(vty, "%s", VTY_NEWLINE); - - vty_out(vty, "Monitor logging: "); - if (zl->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) - vty_out(vty, "disabled"); - else - vty_out(vty, "level %s", - zlog_priority[zl->maxlvl[ZLOG_DEST_MONITOR]]); - vty_out(vty, "%s", VTY_NEWLINE); - - vty_out(vty, "File logging: "); - if ((zl->maxlvl[ZLOG_DEST_FILE] == ZLOG_DISABLED) || !zl->fp) - vty_out(vty, "disabled"); - else - vty_out(vty, "level %s, filename %s", - zlog_priority[zl->maxlvl[ZLOG_DEST_FILE]], - zl->filename); - vty_out(vty, "%s", VTY_NEWLINE); - - vty_out(vty, "Protocol name: %s%s", - zlog_proto_names[zl->protocol], VTY_NEWLINE); - vty_out(vty, "Record priority: %s%s", - (zl->record_priority ? "enabled" : "disabled"), VTY_NEWLINE); - - return CMD_SUCCESS; -} - -DEFUN(config_log_stdout, - config_log_stdout_cmd, - "log stdout", "Logging control\n" "Set stdout logging level\n") -{ - zlog_set_level(NULL, ZLOG_DEST_STDOUT, zlog_default->default_lvl); - return CMD_SUCCESS; -} - -DEFUN(config_log_stdout_level, - config_log_stdout_level_cmd, - "log stdout " LOG_LEVELS, - "Logging control\n" "Set stdout logging level\n" LOG_LEVEL_DESC) -{ - int level; - - if ((level = level_match(argv[0])) == ZLOG_DISABLED) - return CMD_ERR_NO_MATCH; - zlog_set_level(NULL, ZLOG_DEST_STDOUT, level); - return CMD_SUCCESS; -} - -DEFUN(no_config_log_stdout, - no_config_log_stdout_cmd, - "no log stdout [LEVEL]", - NO_STR "Logging control\n" "Cancel logging to stdout\n" "Logging level\n") -{ - zlog_set_level(NULL, ZLOG_DEST_STDOUT, ZLOG_DISABLED); - return CMD_SUCCESS; -} - -DEFUN(config_log_monitor, - config_log_monitor_cmd, - "log monitor", - "Logging control\n" "Set terminal line (monitor) logging level\n") -{ - zlog_set_level(NULL, ZLOG_DEST_MONITOR, zlog_default->default_lvl); - return CMD_SUCCESS; -} - -DEFUN(config_log_monitor_level, - config_log_monitor_level_cmd, - "log monitor " LOG_LEVELS, - "Logging control\n" - "Set terminal line (monitor) logging level\n" LOG_LEVEL_DESC) -{ - int level; - - if ((level = level_match(argv[0])) == ZLOG_DISABLED) - return CMD_ERR_NO_MATCH; - zlog_set_level(NULL, ZLOG_DEST_MONITOR, level); - return CMD_SUCCESS; -} - -DEFUN(no_config_log_monitor, - no_config_log_monitor_cmd, - "no log monitor [LEVEL]", - NO_STR - "Logging control\n" - "Disable terminal line (monitor) logging\n" "Logging level\n") -{ - zlog_set_level(NULL, ZLOG_DEST_MONITOR, ZLOG_DISABLED); - return CMD_SUCCESS; -} - -static int set_log_file(struct vty *vty, const char *fname, int loglevel) -{ - int ret; - char *p = NULL; - const char *fullpath; - - /* Path detection. */ - if (!IS_DIRECTORY_SEP(*fname)) { - char cwd[MAXPATHLEN + 1]; - cwd[MAXPATHLEN] = '\0'; - - if (getcwd(cwd, MAXPATHLEN) == NULL) { - zlog_err("config_log_file: Unable to alloc mem!"); - return CMD_WARNING; - } - - if ((p = malloc(strlen(cwd) + strlen(fname) + 2)) - == NULL) { - zlog_err("config_log_file: Unable to alloc mem!"); - return CMD_WARNING; - } - sprintf(p, "%s/%s", cwd, fname); - fullpath = p; - } else - fullpath = fname; - - ret = zlog_set_file(NULL, fullpath, loglevel); - - if (p) - free(p); - - if (!ret) { - vty_out(vty, "can't open logfile %s\n", fname); - return CMD_WARNING; - } - - if (host.logfile) - free(host.logfile); - - host.logfile = strdup(fname); - - return CMD_SUCCESS; -} - -DEFUN(config_log_file, - config_log_file_cmd, - "log file FILENAME", - "Logging control\n" "Logging to file\n" "Logging filename\n") -{ - return set_log_file(vty, argv[0], zlog_default->default_lvl); -} - -DEFUN(config_log_file_level, - config_log_file_level_cmd, - "log file FILENAME " LOG_LEVELS, - "Logging control\n" - "Logging to file\n" "Logging filename\n" LOG_LEVEL_DESC) -{ - int level; - - if ((level = level_match(argv[1])) == ZLOG_DISABLED) - return CMD_ERR_NO_MATCH; - return set_log_file(vty, argv[0], level); -} - -DEFUN(no_config_log_file, - no_config_log_file_cmd, - "no log file [FILENAME]", - NO_STR - "Logging control\n" "Cancel logging to file\n" "Logging file name\n") -{ - zlog_reset_file(NULL); - - if (host.logfile) - free(host.logfile); - - host.logfile = NULL; - - return CMD_SUCCESS; -} - -ALIAS(no_config_log_file, - no_config_log_file_level_cmd, - "no log file FILENAME LEVEL", - NO_STR - "Logging control\n" - "Cancel logging to file\n" "Logging file name\n" "Logging level\n") - - DEFUN(config_log_syslog, - config_log_syslog_cmd, - "log syslog", "Logging control\n" "Set syslog logging level\n") -{ - zlog_set_level(NULL, ZLOG_DEST_SYSLOG, zlog_default->default_lvl); - return CMD_SUCCESS; -} - -DEFUN(config_log_syslog_level, - config_log_syslog_level_cmd, - "log syslog " LOG_LEVELS, - "Logging control\n" "Set syslog logging level\n" LOG_LEVEL_DESC) -{ - int level; - - if ((level = level_match(argv[0])) == ZLOG_DISABLED) - return CMD_ERR_NO_MATCH; - zlog_set_level(NULL, ZLOG_DEST_SYSLOG, level); - return CMD_SUCCESS; -} - -DEFUN_DEPRECATED(config_log_syslog_facility, - config_log_syslog_facility_cmd, - "log syslog facility " LOG_FACILITIES, - "Logging control\n" - "Logging goes to syslog\n" - "(Deprecated) Facility parameter for syslog messages\n" - LOG_FACILITY_DESC) -{ - int facility; - - if ((facility = facility_match(argv[0])) < 0) - return CMD_ERR_NO_MATCH; - - zlog_set_level(NULL, ZLOG_DEST_SYSLOG, zlog_default->default_lvl); - zlog_default->facility = facility; - return CMD_SUCCESS; -} - -DEFUN(no_config_log_syslog, - no_config_log_syslog_cmd, - "no log syslog [LEVEL]", - NO_STR "Logging control\n" "Cancel logging to syslog\n" "Logging level\n") -{ - zlog_set_level(NULL, ZLOG_DEST_SYSLOG, ZLOG_DISABLED); - return CMD_SUCCESS; -} - -ALIAS(no_config_log_syslog, - no_config_log_syslog_facility_cmd, - "no log syslog facility " LOG_FACILITIES, - NO_STR - "Logging control\n" - "Logging goes to syslog\n" - "Facility parameter for syslog messages\n" LOG_FACILITY_DESC) - - DEFUN(config_log_facility, - config_log_facility_cmd, - "log facility " LOG_FACILITIES, - "Logging control\n" - "Facility parameter for syslog messages\n" LOG_FACILITY_DESC) -{ - int facility; - - if ((facility = facility_match(argv[0])) < 0) - return CMD_ERR_NO_MATCH; - zlog_default->facility = facility; - return CMD_SUCCESS; -} - -DEFUN(no_config_log_facility, - no_config_log_facility_cmd, - "no log facility [FACILITY]", - NO_STR - "Logging control\n" - "Reset syslog facility to default (daemon)\n" "Syslog facility\n") -{ - zlog_default->facility = LOG_DAEMON; - return CMD_SUCCESS; -} - -DEFUN_DEPRECATED(config_log_trap, - config_log_trap_cmd, - "log trap " LOG_LEVELS, - "Logging control\n" - "(Deprecated) Set logging level and default for all destinations\n" - LOG_LEVEL_DESC) -{ - int new_level; - int i; - - if ((new_level = level_match(argv[0])) == ZLOG_DISABLED) - return CMD_ERR_NO_MATCH; - - zlog_default->default_lvl = new_level; - for (i = 0; i < ZLOG_NUM_DESTS; i++) - if (zlog_default->maxlvl[i] != ZLOG_DISABLED) - zlog_default->maxlvl[i] = new_level; - return CMD_SUCCESS; -} - -DEFUN_DEPRECATED(no_config_log_trap, - no_config_log_trap_cmd, - "no log trap [LEVEL]", - NO_STR - "Logging control\n" - "Permit all logging information\n" "Logging level\n") -{ - zlog_default->default_lvl = LOG_DEBUG; - return CMD_SUCCESS; -} - -DEFUN(config_log_record_priority, - config_log_record_priority_cmd, - "log record-priority", - "Logging control\n" - "Log the priority of the message within the message\n") -{ - zlog_default->record_priority = 1; - return CMD_SUCCESS; -} - -DEFUN(no_config_log_record_priority, - no_config_log_record_priority_cmd, - "no log record-priority", - NO_STR - "Logging control\n" - "Do not log the priority of the message within the message\n") -{ - zlog_default->record_priority = 0; - return CMD_SUCCESS; -} -#endif - -DEFUN(banner_motd_file, - banner_motd_file_cmd, - "banner motd file [FILE]", - "Set banner\n" "Banner for motd\n" "Banner from a file\n" "Filename\n") -{ - if (host.motdfile) - free(host.motdfile); - host.motdfile = strdup(argv[0]); - - return CMD_SUCCESS; -} - -DEFUN(banner_motd_default, - banner_motd_default_cmd, - "banner motd default", - "Set banner string\n" "Strings for motd\n" "Default string\n") -{ - host.motd = default_motd; - return CMD_SUCCESS; -} - -DEFUN(no_banner_motd, - no_banner_motd_cmd, - "no banner motd", NO_STR "Set banner string\n" "Strings for motd\n") -{ - host.motd = NULL; - if (host.motdfile) - free(host.motdfile); - host.motdfile = NULL; - return CMD_SUCCESS; -} - -/* Set config filename. Called from vty.c */ -void host_config_set(char *filename) -{ - host.config = strdup(filename); -} - -void install_default(enum node_type node) -{ - install_element(node, &config_exit_cmd); - install_element(node, &config_quit_cmd); - install_element(node, &config_end_cmd); - install_element(node, &config_help_cmd); - install_element(node, &config_list_cmd); - -#if 0 - install_element(node, &config_write_terminal_cmd); - install_element(node, &config_write_file_cmd); - install_element(node, &config_write_memory_cmd); - install_element(node, &config_write_cmd); - install_element(node, &show_running_config_cmd); -#endif -} - -/* Initialize command interface. Install basic nodes and commands. */ -void cmd_init(int terminal) -{ - /* Allocate initial top vector of commands. */ - cmdvec = vector_init(VECTOR_MIN_SIZE); - - /* Default host value settings. */ - host.name = NULL; - //host.password = NULL; - host.password = "foo"; - host.enable = NULL; - host.logfile = NULL; - host.config = NULL; - host.lines = -1; - host.motd = default_motd; - host.motdfile = NULL; - - /* Install top nodes. */ - install_node(&view_node, NULL); - install_node(&enable_node, NULL); - install_node(&auth_node, NULL); - install_node(&auth_enable_node, NULL); - install_node(&config_node, config_write_host); - - /* Each node's basic commands. */ - install_element(VIEW_NODE, &show_version_cmd); - if (terminal) { - install_element(VIEW_NODE, &config_list_cmd); - install_element(VIEW_NODE, &config_exit_cmd); - install_element(VIEW_NODE, &config_quit_cmd); - install_element(VIEW_NODE, &config_help_cmd); - install_element(VIEW_NODE, &config_enable_cmd); - install_element(VIEW_NODE, &config_terminal_length_cmd); - install_element(VIEW_NODE, &config_terminal_no_length_cmd); - install_element(VIEW_NODE, &echo_cmd); - } - - if (terminal) { - install_default(ENABLE_NODE); - install_element(ENABLE_NODE, &config_disable_cmd); - install_element(ENABLE_NODE, &config_terminal_cmd); - //install_element (ENABLE_NODE, ©_runningconfig_startupconfig_cmd); - } - //install_element (ENABLE_NODE, &show_startup_config_cmd); - install_element(ENABLE_NODE, &show_version_cmd); - - if (terminal) { - install_element(ENABLE_NODE, &config_terminal_length_cmd); - install_element(ENABLE_NODE, &config_terminal_no_length_cmd); - install_element(ENABLE_NODE, &echo_cmd); - - install_default(CONFIG_NODE); - } - - install_element(CONFIG_NODE, &hostname_cmd); - install_element(CONFIG_NODE, &no_hostname_cmd); - - if (terminal) { - install_element(CONFIG_NODE, &password_cmd); - install_element(CONFIG_NODE, &password_text_cmd); - install_element(CONFIG_NODE, &enable_password_cmd); - install_element(CONFIG_NODE, &enable_password_text_cmd); - install_element(CONFIG_NODE, &no_enable_password_cmd); - -#ifdef VTY_CRYPT_PW - install_element(CONFIG_NODE, &service_password_encrypt_cmd); - install_element(CONFIG_NODE, &no_service_password_encrypt_cmd); -#endif - install_element(CONFIG_NODE, &banner_motd_default_cmd); - install_element(CONFIG_NODE, &banner_motd_file_cmd); - install_element(CONFIG_NODE, &no_banner_motd_cmd); - install_element(CONFIG_NODE, &service_terminal_length_cmd); - install_element(CONFIG_NODE, &no_service_terminal_length_cmd); - - } - srand(time(NULL)); -} diff --git a/src/vty/vector.c b/src/vty/vector.c deleted file mode 100644 index 76870105b..000000000 --- a/src/vty/vector.c +++ /dev/null @@ -1,186 +0,0 @@ -/* Generic vector interface routine - * Copyright (C) 1997 Kunihiro Ishiguro - * - * This file is part of GNU Zebra. - * - * GNU Zebra is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2, or (at your option) any - * later version. - * - * GNU Zebra is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Zebra; see the file COPYING. If not, write to the Free - * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. - */ - -#include <stdlib.h> -#include <unistd.h> - -#include <vty/vector.h> -#include <memory.h> - -/* Initialize vector : allocate memory and return vector. */ -vector vector_init(unsigned int size) -{ - vector v = calloc(1, sizeof(struct _vector)); - if (!v) - return NULL; - - /* allocate at least one slot */ - if (size == 0) - size = 1; - - v->alloced = size; - v->active = 0; - v->index = calloc(1, sizeof(void *) * size); - if (!v->index) { - free(v); - return NULL; - } - return v; -} - -void vector_only_wrapper_free(vector v) -{ - free(v); -} - -void vector_only_index_free(void *index) -{ - free(index); -} - -void vector_free(vector v) -{ - free(v->index); - free(v); -} - -vector vector_copy(vector v) -{ - unsigned int size; - vector new = calloc(1, sizeof(struct _vector)); - if (!new) - return NULL; - - new->active = v->active; - new->alloced = v->alloced; - - size = sizeof(void *) * (v->alloced); - new->index = calloc(1, size); - if (!new->index) { - free(new); - return NULL; - } - memcpy(new->index, v->index, size); - - return new; -} - -/* Check assigned index, and if it runs short double index pointer */ -void vector_ensure(vector v, unsigned int num) -{ - if (v->alloced > num) - return; - - v->index = realloc(v->index, sizeof(void *) * (v->alloced * 2)); - memset(&v->index[v->alloced], 0, sizeof(void *) * v->alloced); - v->alloced *= 2; - - if (v->alloced <= num) - vector_ensure(v, num); -} - -/* This function only returns next empty slot index. It dose not mean - the slot's index memory is assigned, please call vector_ensure() - after calling this function. */ -int vector_empty_slot(vector v) -{ - unsigned int i; - - if (v->active == 0) - return 0; - - for (i = 0; i < v->active; i++) - if (v->index[i] == 0) - return i; - - return i; -} - -/* Set value to the smallest empty slot. */ -int vector_set(vector v, void *val) -{ - unsigned int i; - - i = vector_empty_slot(v); - vector_ensure(v, i); - - v->index[i] = val; - - if (v->active <= i) - v->active = i + 1; - - return i; -} - -/* Set value to specified index slot. */ -int vector_set_index(vector v, unsigned int i, void *val) -{ - vector_ensure(v, i); - - v->index[i] = val; - - if (v->active <= i) - v->active = i + 1; - - return i; -} - -/* Look up vector. */ -void *vector_lookup(vector v, unsigned int i) -{ - if (i >= v->active) - return NULL; - return v->index[i]; -} - -/* Lookup vector, ensure it. */ -void *vector_lookup_ensure(vector v, unsigned int i) -{ - vector_ensure(v, i); - return v->index[i]; -} - -/* Unset value at specified index slot. */ -void vector_unset(vector v, unsigned int i) -{ - if (i >= v->alloced) - return; - - v->index[i] = NULL; - - if (i + 1 == v->active) { - v->active--; - while (i && v->index[--i] == NULL && v->active--) ; /* Is this ugly ? */ - } -} - -/* Count the number of not emplty slot. */ -unsigned int vector_count(vector v) -{ - unsigned int i; - unsigned count = 0; - - for (i = 0; i < v->active; i++) - if (v->index[i] != NULL) - count++; - - return count; -} diff --git a/src/vty/vty.c b/src/vty/vty.c deleted file mode 100644 index ca6fff73c..000000000 --- a/src/vty/vty.c +++ /dev/null @@ -1,1634 +0,0 @@ - -#include <stdio.h> -#include <stdarg.h> -#include <stdlib.h> -#include <unistd.h> -#include <string.h> -#include <errno.h> -#include <ctype.h> -#include <termios.h> - -#include <sys/utsname.h> -#include <sys/param.h> - -#include <arpa/telnet.h> - -#include "cardshell.h" -#include <vty/vty.h> -#include <vty/command.h> -#include <vty/buffer.h> - -extern struct host host; - -/* Vector which store each vty structure. */ -static vector vtyvec; - -vector Vvty_serv_thread; - -char *vty_cwd = NULL; - -/* Configure lock. */ -static int vty_config; - -static int no_password_check = 1; - -static void vty_clear_buf(struct vty *vty) -{ - memset(vty->buf, 0, vty->max); -} - -/* Allocate new vty struct. */ -struct vty *vty_new() -{ - struct vty *new = malloc(sizeof(struct vty)); - - if (!new) - goto out; - - new->obuf = buffer_new(0); /* Use default buffer size. */ - if (!new->obuf) - goto out_new; - new->buf = calloc(1, VTY_BUFSIZ); - if (!new->buf) - goto out_obuf; - - new->max = VTY_BUFSIZ; - - return new; - -out_obuf: - free(new->obuf); -out_new: - free(new); - new = NULL; -out: - return new; -} - -/* Authentication of vty */ -static void vty_auth(struct vty *vty, char *buf) -{ - char *passwd = NULL; - enum node_type next_node = 0; - int fail; - char *crypt(const char *, const char *); - - switch (vty->node) { - case AUTH_NODE: -#ifdef VTY_CRYPT_PW - if (host.encrypt) - passwd = host.password_encrypt; - else -#endif - passwd = host.password; - if (host.advanced) - next_node = host.enable ? VIEW_NODE : ENABLE_NODE; - else - next_node = VIEW_NODE; - break; - case AUTH_ENABLE_NODE: -#ifdef VTY_CRYPT_PW - if (host.encrypt) - passwd = host.enable_encrypt; - else -#endif - passwd = host.enable; - next_node = ENABLE_NODE; - break; - } - - if (passwd) { -#ifdef VTY_CRYPT_PW - if (host.encrypt) - fail = strcmp(crypt(buf, passwd), passwd); - else -#endif - fail = strcmp(buf, passwd); - } else - fail = 1; - - if (!fail) { - vty->fail = 0; - vty->node = next_node; /* Success ! */ - } else { - vty->fail++; - if (vty->fail >= 3) { - if (vty->node == AUTH_NODE) { - vty_out(vty, - "%% Bad passwords, too many failures!%s", - VTY_NEWLINE); - vty->status = VTY_CLOSE; - } else { - /* AUTH_ENABLE_NODE */ - vty->fail = 0; - vty_out(vty, - "%% Bad enable passwords, too many failures!%s", - VTY_NEWLINE); - vty->node = VIEW_NODE; - } - } - } -} - -/* Close vty interface. */ -void vty_close(struct vty *vty) -{ - int i; - - /* Flush buffer. */ - buffer_flush_all(vty->obuf, vty->fd); - - /* Free input buffer. */ - buffer_free(vty->obuf); - - /* Free command history. */ - for (i = 0; i < VTY_MAXHIST; i++) - if (vty->hist[i]) - free(vty->hist[i]); - - /* Unset vector. */ - vector_unset(vtyvec, vty->fd); - - /* Close socket. */ - if (vty->fd > 0) - close(vty->fd); - - if (vty->buf) - free(vty->buf); - - /* Check configure. */ - vty_config_unlock(vty); - - /* OK free vty. */ - free(vty); -} - -int vty_shell(struct vty *vty) -{ - return vty->type == VTY_SHELL ? 1 : 0; -} - - -/* VTY standard output function. */ -int vty_out(struct vty *vty, const char *format, ...) -{ - va_list args; - int len = 0; - int size = 1024; - char buf[1024]; - char *p = NULL; - - if (vty_shell(vty)) { - va_start(args, format); - vprintf(format, args); - va_end(args); - } else { - /* Try to write to initial buffer. */ - va_start(args, format); - len = vsnprintf(buf, sizeof buf, format, args); - va_end(args); - - /* Initial buffer is not enough. */ - if (len < 0 || len >= size) { - while (1) { - if (len > -1) - size = len + 1; - else - size = size * 2; - - p = realloc(p, size); - if (!p) - return -1; - - va_start(args, format); - len = vsnprintf(p, size, format, args); - va_end(args); - - if (len > -1 && len < size) - break; - } - } - - /* When initial buffer is enough to store all output. */ - if (!p) - p = buf; - - /* Pointer p must point out buffer. */ - buffer_put(vty->obuf, (u_char *) p, len); - - /* If p is not different with buf, it is allocated buffer. */ - if (p != buf) - free(p); - } - - return len; -} - -int vty_out_newline(struct vty *vty) -{ - char *p = vty_newline(vty); - buffer_put(vty->obuf, p, strlen(p)); - return 0; -} - -int vty_config_lock(struct vty *vty) -{ - if (vty_config == 0) { - vty->config = 1; - vty_config = 1; - } - return vty->config; -} - -int vty_config_unlock(struct vty *vty) -{ - if (vty_config == 1 && vty->config == 1) { - vty->config = 0; - vty_config = 0; - } - return vty->config; -} - -/* Say hello to vty interface. */ -void vty_hello(struct vty *vty) -{ - if (host.motdfile) { - FILE *f; - char buf[4096]; - - f = fopen(host.motdfile, "r"); - if (f) { - while (fgets(buf, sizeof(buf), f)) { - char *s; - /* work backwards to ignore trailling isspace() */ - for (s = buf + strlen(buf); - (s > buf) && isspace(*(s - 1)); s--) ; - *s = '\0'; - vty_out(vty, "%s%s", buf, VTY_NEWLINE); - } - fclose(f); - } else - vty_out(vty, "MOTD file not found%s", VTY_NEWLINE); - } else if (host.motd) - vty_out(vty, host.motd); -} - -/* Put out prompt and wait input from user. */ -static void vty_prompt(struct vty *vty) -{ - struct utsname names; - const char *hostname; - - if (vty->type == VTY_TERM) { - hostname = host.name; - if (!hostname) { - uname(&names); - hostname = names.nodename; - } - vty_out(vty, cmd_prompt(vty->node), hostname); - } -} - -/* Command execution over the vty interface. */ -static int vty_command(struct vty *vty, char *buf) -{ - int ret; - vector vline; - - /* Split readline string up into the vector */ - vline = cmd_make_strvec(buf); - - if (vline == NULL) - return CMD_SUCCESS; - - ret = cmd_execute_command(vline, vty, NULL, 0); - if (ret != CMD_SUCCESS) - switch (ret) { - case CMD_WARNING: - if (vty->type == VTY_FILE) - vty_out(vty, "Warning...%s", VTY_NEWLINE); - break; - case CMD_ERR_AMBIGUOUS: - vty_out(vty, "%% Ambiguous command.%s", VTY_NEWLINE); - break; - case CMD_ERR_NO_MATCH: - vty_out(vty, "%% Unknown command.%s", VTY_NEWLINE); - break; - case CMD_ERR_INCOMPLETE: - vty_out(vty, "%% Command incomplete.%s", VTY_NEWLINE); - break; - } - cmd_free_strvec(vline); - - return ret; -} - -static const char telnet_backward_char = 0x08; -static const char telnet_space_char = ' '; - -/* Basic function to write buffer to vty. */ -static void vty_write(struct vty *vty, const char *buf, size_t nbytes) -{ - if ((vty->node == AUTH_NODE) || (vty->node == AUTH_ENABLE_NODE)) - return; - - /* Should we do buffering here ? And make vty_flush (vty) ? */ - buffer_put(vty->obuf, buf, nbytes); -} - -/* Ensure length of input buffer. Is buffer is short, double it. */ -static void vty_ensure(struct vty *vty, int length) -{ - if (vty->max <= length) { - vty->max *= 2; - vty->buf = realloc(vty->buf, vty->max); - // FIXME: check return - } -} - -/* Basic function to insert character into vty. */ -static void vty_self_insert(struct vty *vty, char c) -{ - int i; - int length; - - vty_ensure(vty, vty->length + 1); - length = vty->length - vty->cp; - memmove(&vty->buf[vty->cp + 1], &vty->buf[vty->cp], length); - vty->buf[vty->cp] = c; - - vty_write(vty, &vty->buf[vty->cp], length + 1); - for (i = 0; i < length; i++) - vty_write(vty, &telnet_backward_char, 1); - - vty->cp++; - vty->length++; -} - -/* Self insert character 'c' in overwrite mode. */ -static void vty_self_insert_overwrite(struct vty *vty, char c) -{ - vty_ensure(vty, vty->length + 1); - vty->buf[vty->cp++] = c; - - if (vty->cp > vty->length) - vty->length++; - - if ((vty->node == AUTH_NODE) || (vty->node == AUTH_ENABLE_NODE)) - return; - - vty_write(vty, &c, 1); -} - -/* Insert a word into vty interface with overwrite mode. */ -static void vty_insert_word_overwrite(struct vty *vty, char *str) -{ - int len = strlen(str); - vty_write(vty, str, len); - strcpy(&vty->buf[vty->cp], str); - vty->cp += len; - vty->length = vty->cp; -} - -/* Forward character. */ -static void vty_forward_char(struct vty *vty) -{ - if (vty->cp < vty->length) { - vty_write(vty, &vty->buf[vty->cp], 1); - vty->cp++; - } -} - -/* Backward character. */ -static void vty_backward_char(struct vty *vty) -{ - if (vty->cp > 0) { - vty->cp--; - vty_write(vty, &telnet_backward_char, 1); - } -} - -/* Move to the beginning of the line. */ -static void vty_beginning_of_line(struct vty *vty) -{ - while (vty->cp) - vty_backward_char(vty); -} - -/* Move to the end of the line. */ -static void vty_end_of_line(struct vty *vty) -{ - while (vty->cp < vty->length) - vty_forward_char(vty); -} - -/* Add current command line to the history buffer. */ -static void vty_hist_add(struct vty *vty) -{ - int index; - - if (vty->length == 0) - return; - - index = vty->hindex ? vty->hindex - 1 : VTY_MAXHIST - 1; - - /* Ignore the same string as previous one. */ - if (vty->hist[index]) - if (strcmp(vty->buf, vty->hist[index]) == 0) { - vty->hp = vty->hindex; - return; - } - - /* Insert history entry. */ - if (vty->hist[vty->hindex]) - free(vty->hist[vty->hindex]); - vty->hist[vty->hindex] = strdup(vty->buf); - - /* History index rotation. */ - vty->hindex++; - if (vty->hindex == VTY_MAXHIST) - vty->hindex = 0; - - vty->hp = vty->hindex; -} - -/* Get telnet window size. */ -static int -vty_telnet_option (struct vty *vty, unsigned char *buf, int nbytes) -{ -#ifdef TELNET_OPTION_DEBUG - int i; - - for (i = 0; i < nbytes; i++) - { - switch (buf[i]) - { - case IAC: - vty_out (vty, "IAC "); - break; - case WILL: - vty_out (vty, "WILL "); - break; - case WONT: - vty_out (vty, "WONT "); - break; - case DO: - vty_out (vty, "DO "); - break; - case DONT: - vty_out (vty, "DONT "); - break; - case SB: - vty_out (vty, "SB "); - break; - case SE: - vty_out (vty, "SE "); - break; - case TELOPT_ECHO: - vty_out (vty, "TELOPT_ECHO %s", VTY_NEWLINE); - break; - case TELOPT_SGA: - vty_out (vty, "TELOPT_SGA %s", VTY_NEWLINE); - break; - case TELOPT_NAWS: - vty_out (vty, "TELOPT_NAWS %s", VTY_NEWLINE); - break; - default: - vty_out (vty, "%x ", buf[i]); - break; - } - } - vty_out (vty, "%s", VTY_NEWLINE); - -#endif /* TELNET_OPTION_DEBUG */ - - switch (buf[0]) - { - case SB: - vty->sb_len = 0; - vty->iac_sb_in_progress = 1; - return 0; - break; - case SE: - { - if (!vty->iac_sb_in_progress) - return 0; - - if ((vty->sb_len == 0) || (vty->sb_buf[0] == '\0')) - { - vty->iac_sb_in_progress = 0; - return 0; - } - switch (vty->sb_buf[0]) - { - case TELOPT_NAWS: - if (vty->sb_len != TELNET_NAWS_SB_LEN) - vty_out(vty,"RFC 1073 violation detected: telnet NAWS option " - "should send %d characters, but we received %lu", - TELNET_NAWS_SB_LEN, (u_long)vty->sb_len); - else if (sizeof(vty->sb_buf) < TELNET_NAWS_SB_LEN) - vty_out(vty, "Bug detected: sizeof(vty->sb_buf) %lu < %d, " - "too small to handle the telnet NAWS option", - (u_long)sizeof(vty->sb_buf), TELNET_NAWS_SB_LEN); - else - { - vty->width = ((vty->sb_buf[1] << 8)|vty->sb_buf[2]); - vty->height = ((vty->sb_buf[3] << 8)|vty->sb_buf[4]); -#ifdef TELNET_OPTION_DEBUG - vty_out(vty, "TELNET NAWS window size negotiation completed: " - "width %d, height %d%s", - vty->width, vty->height, VTY_NEWLINE); -#endif - } - break; - } - vty->iac_sb_in_progress = 0; - return 0; - break; - } - default: - break; - } - return 1; -} - -/* Execute current command line. */ -static int vty_execute(struct vty *vty) -{ - int ret; - - ret = CMD_SUCCESS; - - switch (vty->node) { - case AUTH_NODE: - case AUTH_ENABLE_NODE: - vty_auth(vty, vty->buf); - break; - default: - ret = vty_command(vty, vty->buf); - if (vty->type == VTY_TERM) - vty_hist_add(vty); - break; - } - - /* Clear command line buffer. */ - vty->cp = vty->length = 0; - vty_clear_buf(vty); - - if (vty->status != VTY_CLOSE) - vty_prompt(vty); - - return ret; -} - -/* Send WILL TELOPT_ECHO to remote server. */ -static void -vty_will_echo (struct vty *vty) -{ - unsigned char cmd[] = { IAC, WILL, TELOPT_ECHO, '\0' }; - vty_out (vty, "%s", cmd); -} - -/* Make suppress Go-Ahead telnet option. */ -static void -vty_will_suppress_go_ahead (struct vty *vty) -{ - unsigned char cmd[] = { IAC, WILL, TELOPT_SGA, '\0' }; - vty_out (vty, "%s", cmd); -} - -/* Make don't use linemode over telnet. */ -static void -vty_dont_linemode (struct vty *vty) -{ - unsigned char cmd[] = { IAC, DONT, TELOPT_LINEMODE, '\0' }; - vty_out (vty, "%s", cmd); -} - -/* Use window size. */ -static void -vty_do_window_size (struct vty *vty) -{ - unsigned char cmd[] = { IAC, DO, TELOPT_NAWS, '\0' }; - vty_out (vty, "%s", cmd); -} - -static void vty_kill_line_from_beginning(struct vty *); -static void vty_redraw_line(struct vty *); - -/* Print command line history. This function is called from - vty_next_line and vty_previous_line. */ -static void vty_history_print(struct vty *vty) -{ - int length; - - vty_kill_line_from_beginning(vty); - - /* Get previous line from history buffer */ - length = strlen(vty->hist[vty->hp]); - memcpy(vty->buf, vty->hist[vty->hp], length); - vty->cp = vty->length = length; - - /* Redraw current line */ - vty_redraw_line(vty); -} - -/* Show next command line history. */ -static void vty_next_line(struct vty *vty) -{ - int try_index; - - if (vty->hp == vty->hindex) - return; - - /* Try is there history exist or not. */ - try_index = vty->hp; - if (try_index == (VTY_MAXHIST - 1)) - try_index = 0; - else - try_index++; - - /* If there is not history return. */ - if (vty->hist[try_index] == NULL) - return; - else - vty->hp = try_index; - - vty_history_print(vty); -} - -/* Show previous command line history. */ -static void vty_previous_line(struct vty *vty) -{ - int try_index; - - try_index = vty->hp; - if (try_index == 0) - try_index = VTY_MAXHIST - 1; - else - try_index--; - - if (vty->hist[try_index] == NULL) - return; - else - vty->hp = try_index; - - vty_history_print(vty); -} - -/* This function redraw all of the command line character. */ -static void vty_redraw_line(struct vty *vty) -{ - vty_write(vty, vty->buf, vty->length); - vty->cp = vty->length; -} - -/* Forward word. */ -static void vty_forward_word(struct vty *vty) -{ - while (vty->cp != vty->length && vty->buf[vty->cp] != ' ') - vty_forward_char(vty); - - while (vty->cp != vty->length && vty->buf[vty->cp] == ' ') - vty_forward_char(vty); -} - -/* Backward word without skipping training space. */ -static void vty_backward_pure_word(struct vty *vty) -{ - while (vty->cp > 0 && vty->buf[vty->cp - 1] != ' ') - vty_backward_char(vty); -} - -/* Backward word. */ -static void vty_backward_word(struct vty *vty) -{ - while (vty->cp > 0 && vty->buf[vty->cp - 1] == ' ') - vty_backward_char(vty); - - while (vty->cp > 0 && vty->buf[vty->cp - 1] != ' ') - vty_backward_char(vty); -} - -/* When '^D' is typed at the beginning of the line we move to the down - level. */ -static void vty_down_level(struct vty *vty) -{ - vty_out(vty, "%s", VTY_NEWLINE); - (*config_exit_cmd.func) (NULL, vty, 0, NULL); - vty_prompt(vty); - vty->cp = 0; -} - -/* When '^Z' is received from vty, move down to the enable mode. */ -static void vty_end_config(struct vty *vty) -{ - vty_out(vty, "%s", VTY_NEWLINE); - - switch (vty->node) { - case VIEW_NODE: - case ENABLE_NODE: - /* Nothing to do. */ - break; - case CONFIG_NODE: - case INTERFACE_NODE: - case ZEBRA_NODE: - case RIP_NODE: - case RIPNG_NODE: - case BGP_NODE: - case BGP_VPNV4_NODE: - case BGP_IPV4_NODE: - case BGP_IPV4M_NODE: - case BGP_IPV6_NODE: - case RMAP_NODE: - case OSPF_NODE: - case OSPF6_NODE: - case ISIS_NODE: - case KEYCHAIN_NODE: - case KEYCHAIN_KEY_NODE: - case MASC_NODE: - case VTY_NODE: - vty_config_unlock(vty); - vty->node = ENABLE_NODE; - break; - default: - /* Unknown node, we have to ignore it. */ - break; - } - - vty_prompt(vty); - vty->cp = 0; -} - -/* Delete a charcter at the current point. */ -static void vty_delete_char(struct vty *vty) -{ - int i; - int size; - - if (vty->node == AUTH_NODE || vty->node == AUTH_ENABLE_NODE) - return; - - if (vty->length == 0) { - vty_down_level(vty); - return; - } - - if (vty->cp == vty->length) - return; /* completion need here? */ - - size = vty->length - vty->cp; - - vty->length--; - memmove(&vty->buf[vty->cp], &vty->buf[vty->cp + 1], size - 1); - vty->buf[vty->length] = '\0'; - - vty_write(vty, &vty->buf[vty->cp], size - 1); - vty_write(vty, &telnet_space_char, 1); - - for (i = 0; i < size; i++) - vty_write(vty, &telnet_backward_char, 1); -} - -/* Delete a character before the point. */ -static void vty_delete_backward_char(struct vty *vty) -{ - if (vty->cp == 0) - return; - - vty_backward_char(vty); - vty_delete_char(vty); -} - -/* Kill rest of line from current point. */ -static void vty_kill_line(struct vty *vty) -{ - int i; - int size; - - size = vty->length - vty->cp; - - if (size == 0) - return; - - for (i = 0; i < size; i++) - vty_write(vty, &telnet_space_char, 1); - for (i = 0; i < size; i++) - vty_write(vty, &telnet_backward_char, 1); - - memset(&vty->buf[vty->cp], 0, size); - vty->length = vty->cp; -} - -/* Kill line from the beginning. */ -static void vty_kill_line_from_beginning(struct vty *vty) -{ - vty_beginning_of_line(vty); - vty_kill_line(vty); -} - -/* Delete a word before the point. */ -static void vty_forward_kill_word(struct vty *vty) -{ - while (vty->cp != vty->length && vty->buf[vty->cp] == ' ') - vty_delete_char(vty); - while (vty->cp != vty->length && vty->buf[vty->cp] != ' ') - vty_delete_char(vty); -} - -/* Delete a word before the point. */ -static void vty_backward_kill_word(struct vty *vty) -{ - while (vty->cp > 0 && vty->buf[vty->cp - 1] == ' ') - vty_delete_backward_char(vty); - while (vty->cp > 0 && vty->buf[vty->cp - 1] != ' ') - vty_delete_backward_char(vty); -} - -/* Transpose chars before or at the point. */ -static void vty_transpose_chars(struct vty *vty) -{ - char c1, c2; - - /* If length is short or point is near by the beginning of line then - return. */ - if (vty->length < 2 || vty->cp < 1) - return; - - /* In case of point is located at the end of the line. */ - if (vty->cp == vty->length) { - c1 = vty->buf[vty->cp - 1]; - c2 = vty->buf[vty->cp - 2]; - - vty_backward_char(vty); - vty_backward_char(vty); - vty_self_insert_overwrite(vty, c1); - vty_self_insert_overwrite(vty, c2); - } else { - c1 = vty->buf[vty->cp]; - c2 = vty->buf[vty->cp - 1]; - - vty_backward_char(vty); - vty_self_insert_overwrite(vty, c1); - vty_self_insert_overwrite(vty, c2); - } -} - -/* Do completion at vty interface. */ -static void vty_complete_command(struct vty *vty) -{ - int i; - int ret; - char **matched = NULL; - vector vline; - - if (vty->node == AUTH_NODE || vty->node == AUTH_ENABLE_NODE) - return; - - vline = cmd_make_strvec(vty->buf); - if (vline == NULL) - return; - - /* In case of 'help \t'. */ - if (isspace((int)vty->buf[vty->length - 1])) - vector_set(vline, '\0'); - - matched = cmd_complete_command(vline, vty, &ret); - - cmd_free_strvec(vline); - - vty_out(vty, "%s", VTY_NEWLINE); - switch (ret) { - case CMD_ERR_AMBIGUOUS: - vty_out(vty, "%% Ambiguous command.%s", VTY_NEWLINE); - vty_prompt(vty); - vty_redraw_line(vty); - break; - case CMD_ERR_NO_MATCH: - /* vty_out (vty, "%% There is no matched command.%s", VTY_NEWLINE); */ - vty_prompt(vty); - vty_redraw_line(vty); - break; - case CMD_COMPLETE_FULL_MATCH: - vty_prompt(vty); - vty_redraw_line(vty); - vty_backward_pure_word(vty); - vty_insert_word_overwrite(vty, matched[0]); - vty_self_insert(vty, ' '); - free(matched[0]); - break; - case CMD_COMPLETE_MATCH: - vty_prompt(vty); - vty_redraw_line(vty); - vty_backward_pure_word(vty); - vty_insert_word_overwrite(vty, matched[0]); - free(matched[0]); - vector_only_index_free(matched); - return; - break; - case CMD_COMPLETE_LIST_MATCH: - for (i = 0; matched[i] != NULL; i++) { - if (i != 0 && ((i % 6) == 0)) - vty_out(vty, "%s", VTY_NEWLINE); - vty_out(vty, "%-10s ", matched[i]); - free(matched[i]); - } - vty_out(vty, "%s", VTY_NEWLINE); - - vty_prompt(vty); - vty_redraw_line(vty); - break; - case CMD_ERR_NOTHING_TODO: - vty_prompt(vty); - vty_redraw_line(vty); - break; - default: - break; - } - if (matched) - vector_only_index_free(matched); -} - -static void -vty_describe_fold(struct vty *vty, int cmd_width, - unsigned int desc_width, struct desc *desc) -{ - char *buf; - const char *cmd, *p; - int pos; - - cmd = desc->cmd[0] == '.' ? desc->cmd + 1 : desc->cmd; - - if (desc_width <= 0) { - vty_out(vty, " %-*s %s%s", cmd_width, cmd, desc->str, - VTY_NEWLINE); - return; - } - - buf = calloc(1, strlen(desc->str) + 1); - if (!buf) - return; - - for (p = desc->str; strlen(p) > desc_width; p += pos + 1) { - for (pos = desc_width; pos > 0; pos--) - if (*(p + pos) == ' ') - break; - - if (pos == 0) - break; - - strncpy(buf, p, pos); - buf[pos] = '\0'; - vty_out(vty, " %-*s %s%s", cmd_width, cmd, buf, VTY_NEWLINE); - - cmd = ""; - } - - vty_out(vty, " %-*s %s%s", cmd_width, cmd, p, VTY_NEWLINE); - - free(buf); -} - -/* Describe matched command function. */ -static void vty_describe_command(struct vty *vty) -{ - int ret; - vector vline; - vector describe; - unsigned int i, width, desc_width; - struct desc *desc, *desc_cr = NULL; - - vline = cmd_make_strvec(vty->buf); - - /* In case of '> ?'. */ - if (vline == NULL) { - vline = vector_init(1); - vector_set(vline, '\0'); - } else if (isspace((int)vty->buf[vty->length - 1])) - vector_set(vline, '\0'); - - describe = cmd_describe_command(vline, vty, &ret); - - vty_out(vty, "%s", VTY_NEWLINE); - - /* Ambiguous error. */ - switch (ret) { - case CMD_ERR_AMBIGUOUS: - cmd_free_strvec(vline); - vty_out(vty, "%% Ambiguous command.%s", VTY_NEWLINE); - vty_prompt(vty); - vty_redraw_line(vty); - return; - break; - case CMD_ERR_NO_MATCH: - cmd_free_strvec(vline); - vty_out(vty, "%% There is no matched command.%s", VTY_NEWLINE); - vty_prompt(vty); - vty_redraw_line(vty); - return; - break; - } - - /* Get width of command string. */ - width = 0; - for (i = 0; i < vector_active(describe); i++) - if ((desc = vector_slot(describe, i)) != NULL) { - unsigned int len; - - if (desc->cmd[0] == '\0') - continue; - - len = strlen(desc->cmd); - if (desc->cmd[0] == '.') - len--; - - if (width < len) - width = len; - } - - /* Get width of description string. */ - desc_width = vty->width - (width + 6); - - /* Print out description. */ - for (i = 0; i < vector_active(describe); i++) - if ((desc = vector_slot(describe, i)) != NULL) { - if (desc->cmd[0] == '\0') - continue; - - if (strcmp(desc->cmd, "<cr>") == 0) { - desc_cr = desc; - continue; - } - - if (!desc->str) - vty_out(vty, " %-s%s", - desc->cmd[0] == - '.' ? desc->cmd + 1 : desc->cmd, - VTY_NEWLINE); - else if (desc_width >= strlen(desc->str)) - vty_out(vty, " %-*s %s%s", width, - desc->cmd[0] == - '.' ? desc->cmd + 1 : desc->cmd, - desc->str, VTY_NEWLINE); - else - vty_describe_fold(vty, width, desc_width, desc); - -#if 0 - vty_out(vty, " %-*s %s%s", width - desc->cmd[0] == '.' ? desc->cmd + 1 : desc->cmd, - desc->str ? desc->str : "", VTY_NEWLINE); -#endif /* 0 */ - } - - if ((desc = desc_cr)) { - if (!desc->str) - vty_out(vty, " %-s%s", - desc->cmd[0] == '.' ? desc->cmd + 1 : desc->cmd, - VTY_NEWLINE); - else if (desc_width >= strlen(desc->str)) - vty_out(vty, " %-*s %s%s", width, - desc->cmd[0] == '.' ? desc->cmd + 1 : desc->cmd, - desc->str, VTY_NEWLINE); - else - vty_describe_fold(vty, width, desc_width, desc); - } - - cmd_free_strvec(vline); - vector_free(describe); - - vty_prompt(vty); - vty_redraw_line(vty); -} - -/* ^C stop current input and do not add command line to the history. */ -static void vty_stop_input(struct vty *vty) -{ - vty->cp = vty->length = 0; - vty_clear_buf(vty); - vty_out(vty, "%s", VTY_NEWLINE); - - switch (vty->node) { - case VIEW_NODE: - case ENABLE_NODE: - /* Nothing to do. */ - break; - case CONFIG_NODE: - case INTERFACE_NODE: - case ZEBRA_NODE: - case RIP_NODE: - case RIPNG_NODE: - case BGP_NODE: - case RMAP_NODE: - case OSPF_NODE: - case OSPF6_NODE: - case ISIS_NODE: - case KEYCHAIN_NODE: - case KEYCHAIN_KEY_NODE: - case MASC_NODE: - case VTY_NODE: - vty_config_unlock(vty); - vty->node = ENABLE_NODE; - break; - default: - /* Unknown node, we have to ignore it. */ - break; - } - vty_prompt(vty); - - /* Set history pointer to the latest one. */ - vty->hp = vty->hindex; -} - -#define CONTROL(X) ((X) - '@') -#define VTY_NORMAL 0 -#define VTY_PRE_ESCAPE 1 -#define VTY_ESCAPE 2 - -/* Escape character command map. */ -static void vty_escape_map(unsigned char c, struct vty *vty) -{ - switch (c) { - case ('A'): - vty_previous_line(vty); - break; - case ('B'): - vty_next_line(vty); - break; - case ('C'): - vty_forward_char(vty); - break; - case ('D'): - vty_backward_char(vty); - break; - default: - break; - } - - /* Go back to normal mode. */ - vty->escape = VTY_NORMAL; -} - -/* Quit print out to the buffer. */ -static void vty_buffer_reset(struct vty *vty) -{ - buffer_reset(vty->obuf); - vty_prompt(vty); - vty_redraw_line(vty); -} - -/* Read data via vty socket. */ -int vty_read(struct vty *vty) -{ - int i; - int nbytes; - unsigned char buf[VTY_READ_BUFSIZ]; - - int vty_sock = vty->fd; - - /* Read raw data from socket */ - if ((nbytes = read(vty->fd, buf, VTY_READ_BUFSIZ)) <= 0) { - if (nbytes < 0) { - if (ERRNO_IO_RETRY(errno)) { - vty_event(VTY_READ, vty_sock, vty); - return 0; - } - } - buffer_reset(vty->obuf); - vty->status = VTY_CLOSE; - } - - for (i = 0; i < nbytes; i++) { - if (buf[i] == IAC) { - if (!vty->iac) { - vty->iac = 1; - continue; - } else { - vty->iac = 0; - } - } - - if (vty->iac_sb_in_progress && !vty->iac) { - if (vty->sb_len < sizeof(vty->sb_buf)) - vty->sb_buf[vty->sb_len] = buf[i]; - vty->sb_len++; - continue; - } - - if (vty->iac) { - /* In case of telnet command */ - int ret = 0; - ret = vty_telnet_option(vty, buf + i, nbytes - i); - vty->iac = 0; - i += ret; - continue; - } - - if (vty->status == VTY_MORE) { - switch (buf[i]) { - case CONTROL('C'): - case 'q': - case 'Q': - vty_buffer_reset(vty); - break; -#if 0 /* More line does not work for "show ip bgp". */ - case '\n': - case '\r': - vty->status = VTY_MORELINE; - break; -#endif - default: - break; - } - continue; - } - - /* Escape character. */ - if (vty->escape == VTY_ESCAPE) { - vty_escape_map(buf[i], vty); - continue; - } - - /* Pre-escape status. */ - if (vty->escape == VTY_PRE_ESCAPE) { - switch (buf[i]) { - case '[': - vty->escape = VTY_ESCAPE; - break; - case 'b': - vty_backward_word(vty); - vty->escape = VTY_NORMAL; - break; - case 'f': - vty_forward_word(vty); - vty->escape = VTY_NORMAL; - break; - case 'd': - vty_forward_kill_word(vty); - vty->escape = VTY_NORMAL; - break; - case CONTROL('H'): - case 0x7f: - vty_backward_kill_word(vty); - vty->escape = VTY_NORMAL; - break; - default: - vty->escape = VTY_NORMAL; - break; - } - continue; - } - - switch (buf[i]) { - case CONTROL('A'): - vty_beginning_of_line(vty); - break; - case CONTROL('B'): - vty_backward_char(vty); - break; - case CONTROL('C'): - vty_stop_input(vty); - break; - case CONTROL('D'): - vty_delete_char(vty); - break; - case CONTROL('E'): - vty_end_of_line(vty); - break; - case CONTROL('F'): - vty_forward_char(vty); - break; - case CONTROL('H'): - case 0x7f: - vty_delete_backward_char(vty); - break; - case CONTROL('K'): - vty_kill_line(vty); - break; - case CONTROL('N'): - vty_next_line(vty); - break; - case CONTROL('P'): - vty_previous_line(vty); - break; - case CONTROL('T'): - vty_transpose_chars(vty); - break; - case CONTROL('U'): - vty_kill_line_from_beginning(vty); - break; - case CONTROL('W'): - vty_backward_kill_word(vty); - break; - case CONTROL('Z'): - vty_end_config(vty); - break; - case '\n': - case '\r': - vty_out(vty, "%s", VTY_NEWLINE); - vty_execute(vty); - break; - case '\t': - vty_complete_command(vty); - break; - case '?': - if (vty->node == AUTH_NODE - || vty->node == AUTH_ENABLE_NODE) - vty_self_insert(vty, buf[i]); - else - vty_describe_command(vty); - break; - case '\033': - if (i + 1 < nbytes && buf[i + 1] == '[') { - vty->escape = VTY_ESCAPE; - i++; - } else - vty->escape = VTY_PRE_ESCAPE; - break; - default: - if (buf[i] > 31 && buf[i] < 127) - vty_self_insert(vty, buf[i]); - break; - } - } - - /* Check status. */ - if (vty->status == VTY_CLOSE) - vty_close(vty); - else { - vty_event(VTY_WRITE, vty_sock, vty); - vty_event(VTY_READ, vty_sock, vty); - } - return 0; -} - -/* Create new vty structure. */ -struct vty * -vty_create (int vty_sock, void *priv) -{ - struct vty *vty; - - struct termios t; - - tcgetattr(vty_sock, &t); - cfmakeraw(&t); - tcsetattr(vty_sock, TCSANOW, &t); - - /* Allocate new vty structure and set up default values. */ - vty = vty_new (); - vty->fd = vty_sock; - vty->priv = priv; - vty->type = VTY_TERM; - if (no_password_check) - { - if (host.advanced) - vty->node = ENABLE_NODE; - else - vty->node = VIEW_NODE; - } - else - vty->node = AUTH_NODE; - vty->fail = 0; - vty->cp = 0; - vty_clear_buf (vty); - vty->length = 0; - memset (vty->hist, 0, sizeof (vty->hist)); - vty->hp = 0; - vty->hindex = 0; - vector_set_index (vtyvec, vty_sock, vty); - vty->status = VTY_NORMAL; - if (host.lines >= 0) - vty->lines = host.lines; - else - vty->lines = -1; - - if (! no_password_check) - { - /* Vty is not available if password isn't set. */ - if (host.password == NULL && host.password_encrypt == NULL) - { - vty_out (vty, "Vty password is not set.%s", VTY_NEWLINE); - vty->status = VTY_CLOSE; - vty_close (vty); - return NULL; - } - } - - /* Say hello to the world. */ - vty_hello (vty); - if (! no_password_check) - vty_out (vty, "%sUser Access Verification%s%s", VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE); - - /* Setting up terminal. */ - vty_will_echo (vty); - vty_will_suppress_go_ahead (vty); - - vty_dont_linemode (vty); - vty_do_window_size (vty); - /* vty_dont_lflow_ahead (vty); */ - - vty_prompt (vty); - - /* Add read/write thread. */ - vty_event (VTY_WRITE, vty_sock, vty); - vty_event (VTY_READ, vty_sock, vty); - - return vty; -} - -DEFUN(config_who, config_who_cmd, "who", "Display who is on vty\n") -{ - unsigned int i; - struct vty *v; - - for (i = 0; i < vector_active(vtyvec); i++) - if ((v = vector_slot(vtyvec, i)) != NULL) - vty_out(vty, "%svty[%d] %s", - v->config ? "*" : " ", i, VTY_NEWLINE); - return CMD_SUCCESS; -} - -/* Move to vty configuration mode. */ -DEFUN(line_vty, - line_vty_cmd, - "line vty", "Configure a terminal line\n" "Virtual terminal\n") -{ - vty->node = VTY_NODE; - return CMD_SUCCESS; -} - -/* vty login. */ -DEFUN(vty_login, vty_login_cmd, "login", "Enable password checking\n") -{ - no_password_check = 0; - return CMD_SUCCESS; -} - -DEFUN(no_vty_login, - no_vty_login_cmd, "no login", NO_STR "Enable password checking\n") -{ - no_password_check = 1; - return CMD_SUCCESS; -} - -DEFUN(service_advanced_vty, - service_advanced_vty_cmd, - "service advanced-vty", - "Set up miscellaneous service\n" "Enable advanced mode vty interface\n") -{ - host.advanced = 1; - return CMD_SUCCESS; -} - -DEFUN(no_service_advanced_vty, - no_service_advanced_vty_cmd, - "no service advanced-vty", - NO_STR - "Set up miscellaneous service\n" "Enable advanced mode vty interface\n") -{ - host.advanced = 0; - return CMD_SUCCESS; -} - -DEFUN(terminal_monitor, - terminal_monitor_cmd, - "terminal monitor", - "Set terminal line parameters\n" - "Copy debug output to the current terminal line\n") -{ - vty->monitor = 1; - return CMD_SUCCESS; -} - -DEFUN(terminal_no_monitor, - terminal_no_monitor_cmd, - "terminal no monitor", - "Set terminal line parameters\n" - NO_STR "Copy debug output to the current terminal line\n") -{ - vty->monitor = 0; - return CMD_SUCCESS; -} - -DEFUN(show_history, - show_history_cmd, - "show history", SHOW_STR "Display the session command history\n") -{ - int index; - - for (index = vty->hindex + 1; index != vty->hindex;) { - if (index == VTY_MAXHIST) { - index = 0; - continue; - } - - if (vty->hist[index] != NULL) - vty_out(vty, " %s%s", vty->hist[index], VTY_NEWLINE); - - index++; - } - - return CMD_SUCCESS; -} - -/* Display current configuration. */ -static int vty_config_write(struct vty *vty) -{ - vty_out(vty, "line vty%s", VTY_NEWLINE); - - /* login */ - if (no_password_check) - vty_out(vty, " no login%s", VTY_NEWLINE); - - vty_out(vty, "!%s", VTY_NEWLINE); - - return CMD_SUCCESS; -} - -struct cmd_node vty_node = { - VTY_NODE, - "%s(config-line)# ", - 1, -}; - -/* Reset all VTY status. */ -void vty_reset() -{ - unsigned int i; - struct vty *vty; - struct thread *vty_serv_thread; - - for (i = 0; i < vector_active(vtyvec); i++) - if ((vty = vector_slot(vtyvec, i)) != NULL) { - buffer_reset(vty->obuf); - vty->status = VTY_CLOSE; - vty_close(vty); - } - - for (i = 0; i < vector_active(Vvty_serv_thread); i++) - if ((vty_serv_thread = - vector_slot(Vvty_serv_thread, i)) != NULL) { - //thread_cancel (vty_serv_thread); - vector_slot(Vvty_serv_thread, i) = NULL; - close(i); - } -} - -static void vty_save_cwd(void) -{ - char cwd[MAXPATHLEN]; - char *c; - - c = getcwd(cwd, MAXPATHLEN); - - if (!c) { - chdir(SYSCONFDIR); - getcwd(cwd, MAXPATHLEN); - } - - vty_cwd = malloc(strlen(cwd) + 1); - strcpy(vty_cwd, cwd); -} - -char *vty_get_cwd() -{ - return vty_cwd; -} - -int vty_shell_serv(struct vty *vty) -{ - return vty->type == VTY_SHELL_SERV ? 1 : 0; -} - -void vty_init_vtysh() -{ - vtyvec = vector_init(VECTOR_MIN_SIZE); -} - -/* Install vty's own commands like `who' command. */ -void vty_init() -{ - /* For further configuration read, preserve current directory. */ - vty_save_cwd(); - - vtyvec = vector_init(VECTOR_MIN_SIZE); - - /* Install bgp top node. */ - install_node(&vty_node, vty_config_write); - - install_element(VIEW_NODE, &config_who_cmd); - install_element(VIEW_NODE, &show_history_cmd); - install_element(ENABLE_NODE, &config_who_cmd); - install_element(CONFIG_NODE, &line_vty_cmd); - install_element(CONFIG_NODE, &service_advanced_vty_cmd); - install_element(CONFIG_NODE, &no_service_advanced_vty_cmd); - install_element(CONFIG_NODE, &show_history_cmd); - install_element(ENABLE_NODE, &terminal_monitor_cmd); - install_element(ENABLE_NODE, &terminal_no_monitor_cmd); - install_element(ENABLE_NODE, &show_history_cmd); - - install_default(VTY_NODE); -#if 0 - install_element(VTY_NODE, &vty_login_cmd); - install_element(VTY_NODE, &no_vty_login_cmd); -#endif -} |