134 lines
4.1 KiB
C
134 lines
4.1 KiB
C
/*
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* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
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* Copyright (C) 2005/2006, Anthony Minessale II <anthmct@yahoo.com>
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*
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* Version: MPL 1.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
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*
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* The Initial Developer of the Original Code is
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* Anthony Minessale II <anthmct@yahoo.com>
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* Portions created by the Initial Developer are Copyright (C)
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Anthony Minessale II <anthmct@yahoo.com>
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*
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*
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* switch_utils.h -- Compatability and Helper Code
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*
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*/
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/*! \file switch_utils.h
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\brief Compatability and Helper Code
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*/
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#ifndef SWITCH_UTILS_H
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#define SWITCH_UTILS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <switch.h>
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#ifndef snprintf
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#define snprintf apr_snprintf
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#endif
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#ifndef vsnprintf
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#define vsnprintf apr_vsnprintf
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#endif
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#ifdef HAVE_TIMEVAL_STRUCT
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extern struct timeval tv;
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#ifdef WIN32
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typedef long switch_timeval_t;
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typedef long switch_suseconds_t;
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#else
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typedef typeof(tv.tv_sec) switch_timeval_t;
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typedef typeof(tv.tv_usec) switch_suseconds_t;
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#endif
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#endif
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#define switch_copy_string apr_cpystrn
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#define switch_test_flag(obj, flag) ((obj)->flags & flag)
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#define switch_set_flag(obj, flag) (obj)->flags |= (flag)
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#define switch_clear_flag(obj, flag) (obj)->flags &= ~(flag)
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#define switch_copy_flags(dest, src, flags) (dest)->flags &= ~(flags); (dest)->flags |= ((src)->flags & (flags))
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#define switch_strlen_zero(s) (s && *s != '\0') ? 0 : 1
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#define switch_yield(ms) apr_sleep(ms * 10); apr_thread_yield();
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#define SWITCH_DECLARE_GLOBAL_STRING_FUNC(fname, vname) static void fname(char *string) { if (vname) {free(vname); vname = NULL;}vname = strdup(string);}
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SWITCH_DECLARE(unsigned int) switch_separate_string(char *buf, char delim, char **array, int arraylen);
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SWITCH_DECLARE(switch_status) switch_socket_create_pollfd(switch_pollfd_t *poll, switch_socket_t *sock, unsigned int flags, switch_memory_pool *pool);
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SWITCH_DECLARE(int) switch_socket_waitfor(switch_pollfd_t *poll, int ms);
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SWITCH_DECLARE(void) switch_swap_linear(int16_t *buf, int len);
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SWITCH_DECLARE(char *) switch_cut_path(char *in);
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SWITCH_DECLARE(size_t) switch_float_to_short(float *f, short *s, size_t len);
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SWITCH_DECLARE(int) switch_char_to_float(char *c, float *f, int len);
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SWITCH_DECLARE(int) switch_float_to_char(float *f, char *c, int len);
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SWITCH_DECLARE(int) switch_short_to_float(short *s, float *f, int len);
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#if !defined(switch_strdupa) && defined(__GNUC__)
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# define switch_strdupa(s) \
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(__extension__ \
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({ \
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__const char *__old = (s); \
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size_t __len = strlen (__old) + 1; \
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char *__new = (char *) __builtin_alloca (__len); \
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(char *) memcpy (__new, __old, __len); \
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}))
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#endif
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#ifdef HAVE_TIMEVAL_STRUCT
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struct timeval switch_tvadd(struct timeval a, struct timeval b);
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struct timeval switch_tvsub(struct timeval a, struct timeval b);
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/*static struct timeval switch_tvnow(void)
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{
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struct timeval t;
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gettimeofday(&t, NULL);
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return t;
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}
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*/
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static struct timeval switch_tv(switch_timeval_t sec, switch_suseconds_t usec)
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{
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struct timeval t;
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t.tv_sec = sec;
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t.tv_usec = usec;
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return t;
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}
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static int switch_tvdiff_ms(struct timeval end, struct timeval start)
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{
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/* the offset by 1,000,000 below is intentional...
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it avoids differences in the way that division
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is handled for positive and negative numbers, by ensuring
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that the divisor is always positive
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*/
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return ((end.tv_sec - start.tv_sec) * 1000) +
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(((1000000 + end.tv_usec - start.tv_usec) / 1000) - 1000);
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}
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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