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/*
* Asterisk -- A telephony toolkit for Linux.
*
* Utility functions
*
* Copyright (C) 2004, Digium
*
* This program is free software, distributed under the terms of
* the GNU General Public License
*/
#ifndef _ASTERISK_UTIL_H
#define _ASTERISK_UTIL_H
#include <netinet/in.h>
#include <netdb.h>
#include <pthread.h>
#include <asterisk/lock.h>
#define ast_test_flag(p,flag) ((p)->flags & (flag))
#define ast_set_flag(p,flag) ((p)->flags |= (flag))
#define ast_clear_flag(p,flag) ((p)->flags &= ~(flag))
#define ast_copy_flags(dest,src,flagz) do { dest->flags &= ~(flagz); \
dest->flags |= (src->flags & flagz); } while(0)
#define ast_set2_flag(p,value,flag) ((value) ? ast_set_flag(p,flag) : ast_clear_flag(p,flag))
static inline int ast_strlen_zero(const char *s)
{
return (*s == '\0');
}
struct ast_hostent {
struct hostent hp;
char buf[1024];
};
extern char *ast_strip(char *buf);
extern struct hostent *ast_gethostbyname(const char *host, struct ast_hostent *hp);
extern int ast_base64encode(char *dst, unsigned char *src, int srclen, int max);
extern int ast_base64decode(unsigned char *dst, char *src, int max);
extern int test_for_thread_safety(void);
extern const char *ast_inet_ntoa(char *buf, int bufsiz, struct in_addr ia);
extern int ast_utils_init(void);
#ifdef inet_ntoa
#undef inet_ntoa
#endif
#define inet_ntoa __dont__use__inet_ntoa__use__ast_inet_ntoa__instead__
#ifdef __linux__
#define ast_pthread_create pthread_create
#define ast_strcasestr strcasestr
#else
/* Linux threads have a default 2MB stack size. */
#ifndef PTHREAD_ATTR_STACKSIZE
#define PTHREAD_ATTR_STACKSIZE 2097152
#endif /* PTHREAD_ATTR_STACKSIZE */
extern int ast_pthread_create(pthread_t *thread, pthread_attr_t *attr, void *(*start_routine)(void *), void *data);
#endif /* __linux__ */
extern char *ast_strcasestr(const char *, const char *);
#endif
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