diff options
Diffstat (limited to 'formats/format_siren7.c')
| -rw-r--r-- | formats/format_siren7.c | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/formats/format_siren7.c b/formats/format_siren7.c index 2e5182d3c..955323ed2 100644 --- a/formats/format_siren7.c +++ b/formats/format_siren7.c @@ -82,11 +82,20 @@ static int siren7seek(struct ast_filestream *fs, off_t sample_offset, int whence sample_offset = SAMPLES_TO_BYTES(sample_offset); - cur = ftello(fs->f); + if ((cur = ftello(fs->f)) < 0) { + ast_log(AST_LOG_WARNING, "Unable to determine current position in siren7 filestream %p: %s\n", fs, strerror(errno)); + return -1; + } - fseeko(fs->f, 0, SEEK_END); + if (fseeko(fs->f, 0, SEEK_END) < 0) { + ast_log(AST_LOG_WARNING, "Unable to seek to end of siren7 filestream %p: %s\n", fs, strerror(errno)); + return -1; + } - max = ftello(fs->f); + if ((max = ftello(fs->f) < 0)) { + ast_log(AST_LOG_WARNING, "Unable to determine max position in siren7 filestream %p: %s\n", fs, strerror(errno)); + return -1; + } if (whence == SEEK_SET) offset = sample_offset; @@ -106,7 +115,19 @@ static int siren7seek(struct ast_filestream *fs, off_t sample_offset, int whence static int siren7trunc(struct ast_filestream *fs) { - return ftruncate(fileno(fs->f), ftello(fs->f)); + int fd; + off_t cur; + + if ((fd = fileno(fs->f)) < 0) { + ast_log(AST_LOG_WARNING, "Unable to determine file descriptor for siren7 filestream %p: %s\n", fs, strerror(errno)); + return -1; + } + if ((cur = ftello(fs->f) < 0)) { + ast_log(AST_LOG_WARNING, "Unable to determine current position in siren7 filestream %p: %s\n", fs, strerror(errno)); + return -1; + } + /* Truncate file to current length */ + return ftruncate(fd, cur); } static off_t siren7tell(struct ast_filestream *fs) |