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Diffstat (limited to '1.2-netsec/apps/app_math.c')
| -rw-r--r-- | 1.2-netsec/apps/app_math.c | 297 |
1 files changed, 0 insertions, 297 deletions
diff --git a/1.2-netsec/apps/app_math.c b/1.2-netsec/apps/app_math.c deleted file mode 100644 index f1be8d4d1..000000000 --- a/1.2-netsec/apps/app_math.c +++ /dev/null @@ -1,297 +0,0 @@ -/* - * Asterisk -- An open source telephony toolkit. - * - * Copyright (C) 2004 - 2005, Andy Powell - * - * Updated by Mark Spencer <markster@digium.com> - * - * See http://www.asterisk.org for more information about - * the Asterisk project. Please do not directly contact - * any of the maintainers of this project for assistance; - * the project provides a web site, mailing lists and IRC - * channels for your use. - * - * This program is free software, distributed under the terms of - * the GNU General Public License Version 2. See the LICENSE file - * at the top of the source tree. - */ - -/*! \file - * - * \brief A simple math application - * - * \ingroup applications - */ - -#include <stdlib.h> -#include <errno.h> -#include <unistd.h> -#include <string.h> -#include <stdlib.h> -#include <stdio.h> -#include <sys/time.h> -#include <sys/stat.h> -#include <sys/types.h> -#include <time.h> -#include <dirent.h> -#include <ctype.h> -#include <sys/file.h> - -#include "asterisk.h" - -ASTERISK_FILE_VERSION(__FILE__, "$Revision$") - -#include "asterisk/lock.h" -#include "asterisk/file.h" -#include "asterisk/logger.h" -#include "asterisk/channel.h" -#include "asterisk/pbx.h" -#include "asterisk/options.h" -#include "asterisk/config.h" -#include "asterisk/say.h" -#include "asterisk/module.h" -#include "asterisk/app.h" -#include "asterisk/manager.h" -#include "asterisk/localtime.h" -#include "asterisk/cli.h" -#include "asterisk/utils.h" -#include "asterisk/module.h" -#include "asterisk/translate.h" - -static char *tdesc = "Basic Math Functions"; - -static char *app_math = "Math"; - -static char *math_synopsis = "Performs Mathematical Functions"; - -static char *math_descrip = -"Math(returnvar,<number1><op><number 2>\n\n" -"Perform floating point calculation on number 1 to number 2 and \n" -"store the result in returnvar. Valid ops are: \n" -" +,-,/,*,%,<,>,>=,<=,==\n" -"and behave as their C equivalents.\n"; - -#define ADDFUNCTION 0 -#define DIVIDEFUNCTION 1 -#define MULTIPLYFUNCTION 2 -#define SUBTRACTFUNCTION 3 -#define MODULUSFUNCTION 4 - -#define GTFUNCTION 5 -#define LTFUNCTION 6 -#define GTEFUNCTION 7 -#define LTEFUNCTION 8 -#define EQFUNCTION 9 - -STANDARD_LOCAL_USER; - -LOCAL_USER_DECL; - -static int math_exec(struct ast_channel *chan, void *data) -{ - float fnum1; - float fnum2; - float ftmp = 0; - char *op; - int iaction=-1; - static int deprecation_warning = 0; - - /* dunno, big calulations :D */ - char user_result[30]; - - char *s; - char *mvar, *mvalue1, *mvalue2=NULL; - - struct localuser *u; - - if (!deprecation_warning) { - ast_log(LOG_WARNING, "Math() is deprecated, please use Set(var=${MATH(...)} instead.\n"); - deprecation_warning = 1; - } - - if (ast_strlen_zero(data)) { - ast_log(LOG_WARNING, "No parameters passed. !\n"); - return -1; - } - - LOCAL_USER_ADD(u); - - s = ast_strdupa(data); - if (!s) { - ast_log(LOG_ERROR, "Out of memory\n"); - LOCAL_USER_REMOVE(u); - return -1; - } - - mvar = strsep(&s, "|"); - mvalue1 = strsep(&s, "|"); - - if ((op = strchr(mvalue1, '+'))) { - iaction = ADDFUNCTION; - *op = '\0'; - } else if ((op = strchr(mvalue1, '-'))) { - iaction = SUBTRACTFUNCTION; - *op = '\0'; - } else if ((op = strchr(mvalue1, '*'))) { - iaction = MULTIPLYFUNCTION; - *op = '\0'; - } else if ((op = strchr(mvalue1, '/'))) { - iaction = DIVIDEFUNCTION; - *op = '\0'; - } else if ((op = strchr(mvalue1, '>'))) { - iaction = GTFUNCTION; - *op = '\0'; - if (*(op+1) == '=') { - op++; - *op = '\0'; - iaction = GTEFUNCTION; - } - } else if ((op = strchr(mvalue1, '<'))) { - iaction = LTFUNCTION; - *op = '\0'; - if (*(op+1) == '=') { - op++; - *op = '\0'; - iaction = LTEFUNCTION; - } - } else if ((op = strchr(mvalue1, '='))) { - iaction = GTFUNCTION; - *op = '\0'; - if (*(op+1) == '=') { - op++; - *op = '\0'; - iaction = EQFUNCTION; - } else - op = NULL; - } - - if (op) - mvalue2 = op + 1; - - if (!mvar || !mvalue1 || !mvalue2) { - ast_log(LOG_WARNING, "Supply all the parameters - just this once, please\n"); - LOCAL_USER_REMOVE(u); - return -1; - } - - if (!strcmp(mvar,"")) { - ast_log(LOG_WARNING, "No return variable set.\n"); - LOCAL_USER_REMOVE(u); - return -1; - } - - if (sscanf(mvalue1, "%f", &fnum1) != 1) { - ast_log(LOG_WARNING, "'%s' is not a valid number\n", mvalue1); - LOCAL_USER_REMOVE(u); - return -1; - } - - if (sscanf(mvalue2, "%f", &fnum2) != 1) { - ast_log(LOG_WARNING, "'%s' is not a valid number\n", mvalue2); - LOCAL_USER_REMOVE(u); - return -1; - } - - switch (iaction) { - case ADDFUNCTION : - ftmp = fnum1 + fnum2; - break; - case DIVIDEFUNCTION : - if (fnum2 <=0) - ftmp = 0; /* can't do a divide by 0 */ - else - ftmp = (fnum1 / fnum2); - break; - case MULTIPLYFUNCTION : - ftmp = (fnum1 * fnum2); - break; - case SUBTRACTFUNCTION : - ftmp = (fnum1 - fnum2); - break; - case MODULUSFUNCTION : { - int inum1 = fnum1; - int inum2 = fnum2; - - ftmp = (inum1 % inum2); - - break; - } - case GTFUNCTION : - if (fnum1 > fnum2) - strcpy(user_result, "TRUE"); - else - strcpy(user_result, "FALSE"); - break; - case LTFUNCTION : - if (fnum1 < fnum2) - strcpy(user_result, "TRUE"); - else - strcpy(user_result, "FALSE"); - break; - case GTEFUNCTION : - if (fnum1 >= fnum2) - strcpy(user_result, "TRUE"); - else - strcpy(user_result, "FALSE"); - break; - case LTEFUNCTION : - if (fnum1 <= fnum2) - strcpy(user_result, "TRUE"); - else - strcpy(user_result, "FALSE"); - break; - case EQFUNCTION : - if (fnum1 == fnum2) - strcpy(user_result, "TRUE"); - else - strcpy(user_result, "FALSE"); - break; - default : - ast_log(LOG_WARNING, "Something happened that neither of us should be proud of %d\n", iaction); - LOCAL_USER_REMOVE(u); - return -1; - } - - if (iaction < GTFUNCTION || iaction > EQFUNCTION) - snprintf(user_result,sizeof(user_result),"%f",ftmp); - - pbx_builtin_setvar_helper(chan, mvar, user_result); - - LOCAL_USER_REMOVE(u); - return 0; -} - -int unload_module(void) -{ - int res; - - res = ast_unregister_application(app_math); - - STANDARD_HANGUP_LOCALUSERS; - - return res; -} - -int load_module(void) -{ - return ast_register_application(app_math, math_exec, math_synopsis, math_descrip); -} - -char *description(void) -{ - return tdesc; -} - -int usecount(void) -{ - int res; - STANDARD_USECOUNT(res); - return res; -} - -char *key() -{ - return ASTERISK_GPL_KEY; -} - -/* Fading everything to black and blue... */ |