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add append and truncate to audio file api

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@15503 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale
2009-11-17 21:40:09 +00:00
parent 5d55996fa0
commit 9cf0d7f846
13 changed files with 115 additions and 10 deletions
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src/switch_core_file.c
+30
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@@ -475,6 +475,36 @@ SWITCH_DECLARE(switch_status_t) switch_core_file_get_string(switch_file_handle_t
return fh->file_interface->file_get_string(fh, col, string);
}
SWITCH_DECLARE(switch_status_t) switch_core_file_truncate(switch_file_handle_t *fh, int64_t offset)
{
switch_status_t status;
switch_assert(fh != NULL);
switch_assert(fh->file_interface != NULL);
if (!(switch_test_flag(fh, SWITCH_FILE_OPEN) && switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE))) {
return SWITCH_STATUS_FALSE;
}
if (!fh->file_interface->file_truncate) {
return SWITCH_STATUS_FALSE;
}
if ((status=fh->file_interface->file_truncate(fh, offset)) == SWITCH_STATUS_SUCCESS) {
if (fh->buffer) {
switch_buffer_zero(fh->buffer);
}
if (fh->pre_buffer) {
switch_buffer_zero(fh->pre_buffer);
}
fh->samples_out = 0;
fh->pos = 0;
}
return status;
}
SWITCH_DECLARE(switch_status_t) switch_core_file_close(switch_file_handle_t *fh)
{
switch_status_t status;