212 lines
6.5 KiB
C
212 lines
6.5 KiB
C
/*
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* STFU (S)ort (T)ransportable (F)ramed (U)tterances
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* Copyright (c) 2007-2014 Anthony Minessale II <anthm@freeswitch.org>
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* THOSE WHO DISAGREE MAY CERTAINLY STFU
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*/
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#ifndef STFU_H
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#define STFU_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef __STUPIDFORMATBUG__
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}
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#if (_MSC_VER >= 1400) // VC8+
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#define stfu_assert(expr) assert(expr);__analysis_assume( expr )
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#endif
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#ifndef stfu_assert
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#define stfu_assert(_x) assert(_x)
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#endif
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#ifdef _MSC_VER
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#if !defined(_STDINT) && !defined(uint32_t)
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typedef unsigned __int8 uint8_t;
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typedef unsigned __int16 uint16_t;
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typedef unsigned __int32 uint32_t;
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typedef unsigned __int64 uint64_t;
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typedef __int8 int8_t;
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typedef __int16 int16_t;
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typedef __int32 int32_t;
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typedef __int64 int64_t;
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typedef unsigned long in_addr_t;
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#endif
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#define snprintf _snprintf
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#else
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <time.h>
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#include <inttypes.h>
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#endif
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#include <assert.h>
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#ifdef WIN32
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#include <winsock2.h>
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#include <windows.h>
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typedef SOCKET stfu_socket_t;
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#ifndef _STDINT
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typedef unsigned __int64 uint64_t;
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typedef unsigned __int32 uint32_t;
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typedef unsigned __int16 uint16_t;
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typedef unsigned __int8 uint8_t;
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typedef __int64 int64_t;
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typedef __int32 int32_t;
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typedef __int16 int16_t;
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typedef __int8 int8_t;
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#endif
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typedef intptr_t stfu_ssize_t;
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typedef int stfu_filehandle_t;
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#define STFU_SOCK_INVALID INVALID_SOCKET
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#define strerror_r(num, buf, size) strerror_s(buf, size, num)
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#if defined(STFU_DECLARE_STATIC)
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#define STFU_DECLARE(type) type __stdcall
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#define STFU_DECLARE_NONSTD(type) type __cdecl
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#define STFU_DECLARE_DATA
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#elif defined(STFU_EXPORTS)
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#define STFU_DECLARE(type) __declspec(dllexport) type __stdcall
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#define STFU_DECLARE_NONSTD(type) __declspec(dllexport) type __cdecl
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#define STFU_DECLARE_DATA __declspec(dllexport)
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#else
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#define STFU_DECLARE(type) __declspec(dllimport) type __stdcall
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#define STFU_DECLARE_NONSTD(type) __declspec(dllimport) type __cdecl
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#define STFU_DECLARE_DATA __declspec(dllimport)
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#endif
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#else
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#define STFU_DECLARE(type) type
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#define STFU_DECLARE_NONSTD(type) type
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#define STFU_DECLARE_DATA
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#include <stdint.h>
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <stdarg.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#define STFU_SOCK_INVALID -1
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typedef int stfu_socket_t;
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typedef ssize_t stfu_ssize_t;
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typedef int stfu_filehandle_t;
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#endif
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#define STFU_PRE __FILE__, __FUNCTION__, __LINE__
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#define STFU_LOG_LEVEL_DEBUG 7
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#define STFU_LOG_LEVEL_INFO 6
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#define STFU_LOG_LEVEL_NOTICE 5
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#define STFU_LOG_LEVEL_WARNING 4
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#define STFU_LOG_LEVEL_ERROR 3
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#define STFU_LOG_LEVEL_CRIT 2
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#define STFU_LOG_LEVEL_ALERT 1
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#define STFU_LOG_LEVEL_EMERG 0
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#define STFU_LOG_DEBUG STFU_PRE, STFU_LOG_LEVEL_DEBUG
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#define STFU_LOG_INFO STFU_PRE, STFU_LOG_LEVEL_INFO
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#define STFU_LOG_NOTICE STFU_PRE, STFU_LOG_LEVEL_NOTICE
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#define STFU_LOG_WARNING STFU_PRE, STFU_LOG_LEVEL_WARNING
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#define STFU_LOG_ERROR STFU_PRE, STFU_LOG_LEVEL_ERROR
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#define STFU_LOG_CRIT STFU_PRE, STFU_LOG_LEVEL_CRIT
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#define STFU_LOG_ALERT STFU_PRE, STFU_LOG_LEVEL_ALERT
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#define STFU_LOG_EMERG STFU_PRE, STFU_LOG_LEVEL_EMERG
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typedef void (*stfu_logger_t)(const char *file, const char *func, int line, int level, const char *fmt, ...);
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int stfu_vasprintf(char **ret, const char *fmt, va_list ap);
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extern stfu_logger_t stfu_log;
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/*! Sets the logger for libstfu. Default is the null_logger */
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void stfu_global_set_logger(stfu_logger_t logger);
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/*! Sets the default log level for libstfu */
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void stfu_global_set_default_logger(int level);
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#define STFU_DATALEN 16384
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#define STFU_QLEN 300
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#define STFU_MAX_TRACK 256
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typedef enum {
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STFU_IT_FAILED,
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STFU_IT_WORKED,
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STFU_IM_DONE,
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STFU_ITS_TOO_LATE
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} stfu_status_t;
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struct stfu_frame {
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uint32_t ts;
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uint16_t seq;
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uint32_t pt;
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uint8_t data[STFU_DATALEN];
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size_t dlen;
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uint8_t was_read;
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uint8_t plc;
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};
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typedef struct stfu_frame stfu_frame_t;
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struct stfu_instance;
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typedef struct stfu_instance stfu_instance_t;
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typedef struct {
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uint32_t qlen;
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uint32_t packet_in_count;
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uint32_t clean_count;
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uint32_t consecutive_good_count;
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uint32_t consecutive_bad_count;
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} stfu_report_t;
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typedef void (*stfu_n_call_me_t)(stfu_instance_t *i, void *);
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void stfu_n_report(stfu_instance_t *i, stfu_report_t *r);
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void stfu_n_destroy(stfu_instance_t **i);
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stfu_instance_t *stfu_n_init(uint32_t qlen, uint32_t max_qlen, uint32_t samples_per_packet, uint32_t samples_per_second, uint32_t max_drift_ms);
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stfu_status_t stfu_n_resize(stfu_instance_t *i, uint32_t qlen);
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stfu_status_t stfu_n_add_data(stfu_instance_t *i, uint32_t ts, uint16_t seq, uint32_t pt, void *data, size_t datalen, uint32_t timer_ts, int last);
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stfu_frame_t *stfu_n_read_a_frame(stfu_instance_t *i);
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STFU_DECLARE(int32_t) stfu_n_copy_next_frame(stfu_instance_t *jb, uint32_t timestamp, uint16_t seq, uint16_t distance, stfu_frame_t *next_frame);
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void stfu_n_reset(stfu_instance_t *i);
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stfu_status_t stfu_n_sync(stfu_instance_t *i, uint32_t packets);
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void stfu_n_call_me(stfu_instance_t *i, stfu_n_call_me_t callback, void *udata);
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void stfu_n_debug(stfu_instance_t *i, const char *name);
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int32_t stfu_n_get_drift(stfu_instance_t *i);
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int32_t stfu_n_get_most_qlen(stfu_instance_t *i);
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#define stfu_im_done(i) stfu_n_add_data(i, 0, 0, NULL, 0, 0, 1)
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#define stfu_n_eat(i,t,s,p,d,l,tt) stfu_n_add_data(i, t, s, p, d, l, tt, 0)
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#ifdef __cplusplus
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}
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#endif
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#endif /*STFU_H*/
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