33 #include "asterisk/mod_format.h"
38 #define SLIN_SAMPLES 160
79 off_t
offset=0, min = 0, cur, max;
83 if ((cur = ftello(fs->
f)) < 0) {
88 if (fseeko(fs->
f, 0, SEEK_END) < 0) {
93 if ((max = ftello(fs->
f)) < 0) {
98 if (whence == SEEK_SET)
99 offset = sample_offset;
101 offset = sample_offset + cur;
102 else if (whence == SEEK_END)
103 offset = max - sample_offset;
105 offset = (offset > max)?max:offset;
108 offset = (offset < min)?min:offset;
109 return fseeko(fs->
f, offset, SEEK_SET);
117 if ((fd = fileno(fs->
f)) < 0) {
121 if ((cur = ftello(fs->
f)) < 0) {
126 return ftruncate(fd, cur);
131 return ftello(fs->
f) / 2;
union ast_frame_subclass subclass
Asterisk main include file. File version handling, generic pbx functions.
#define AST_MODULE_INFO(keystr, flags_to_set, desc, fields...)
#define AST_FRAME_SET_BUFFER(fr, _base, _ofs, _datalen)
#define AST_FRIENDLY_OFFSET
Offset into a frame's data buffer.
Asterisk architecture endianess compatibility definitions.
char * ast_getformatname(format_t format)
Get the name of a format.
void ast_log(int level, const char *file, int line, const char *function, const char *fmt,...)
Used for sending a log message This is the standard logger function. Probably the only way you will i...
This structure is allocated by file.c in one chunk, together with buf_size and desc_size bytes of mem...
#define AST_FORMAT_SLINEAR
Data structure associated with a single frame of data.
enum ast_frame_type frametype
#define ASTERISK_GPL_KEY
The text the key() function should return.
Asterisk module definitions.
union ast_frame::@172 data
#define ASTERISK_FILE_VERSION(file, version)
Register/unregister a source code file with the core.