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FS-11310 #resolve add optional switch_core_file_pre_close() to stop writing to file and possible to get file size related params

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Liyang authored and Seven Du committed 2018-08-03 21:54:47 +08:00
1 parent 173410ba25
commit ce6366474f
4 files changed
+83 -8
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src/switch_core_file.c
+64 -7
View File
@@ -36,6 +36,30 @@
#include <switch.h>
#include "private/switch_core_pvt.h"
static switch_status_t get_file_size(switch_file_handle_t *fh, const char **string)
{
switch_status_t status;
switch_file_t *newfile;
switch_size_t size = 0;
status = switch_file_open(&newfile, fh->spool_path ? fh->spool_path : fh->file_path, SWITCH_FOPEN_READ, SWITCH_FPROT_OS_DEFAULT, fh->memory_pool);
if (status != SWITCH_STATUS_SUCCESS) {
return status;
}
size = switch_file_get_size(newfile);
if (size) {
*string = switch_core_sprintf(fh->memory_pool, "%" SWITCH_SIZE_T_FMT, size);
}
status = switch_file_close(newfile);
return status;
}
SWITCH_DECLARE(switch_status_t) switch_core_perform_file_open(const char *file, const char *func, int line,
switch_file_handle_t *fh,
const char *file_path,
@@ -751,18 +775,32 @@ SWITCH_DECLARE(switch_status_t) switch_core_file_set_string(switch_file_handle_t
SWITCH_DECLARE(switch_status_t) switch_core_file_get_string(switch_file_handle_t *fh, switch_audio_col_t col, const char **string)
{
switch_status_t status;
switch_assert(fh != NULL);
switch_assert(fh->file_interface != NULL);
if (!switch_test_flag(fh, SWITCH_FILE_OPEN)) {
if (!switch_test_flag(fh, SWITCH_FILE_OPEN) && col < SWITCH_AUDIO_COL_STR_FILE_SIZE) {
return SWITCH_STATUS_FALSE;
}
if (!fh->file_interface->file_get_string) {
if (col == SWITCH_AUDIO_COL_STR_FILE_SIZE) {
return get_file_size(fh, string);
}
return SWITCH_STATUS_FALSE;
}
return fh->file_interface->file_get_string(fh, col, string);
status = fh->file_interface->file_get_string(fh, col, string);
if (status == SWITCH_STATUS_SUCCESS && string) return status;
if (col == SWITCH_AUDIO_COL_STR_FILE_SIZE) {
return get_file_size(fh, string);
}
return status;
}
SWITCH_DECLARE(switch_status_t) switch_core_file_truncate(switch_file_handle_t *fh, int64_t offset)
@@ -825,17 +863,20 @@ SWITCH_DECLARE(switch_status_t) switch_core_file_command(switch_file_handle_t *f
return status;
}
SWITCH_DECLARE(switch_status_t) switch_core_file_close(switch_file_handle_t *fh)
SWITCH_DECLARE(switch_status_t) switch_core_file_pre_close(switch_file_handle_t *fh)
{
switch_status_t status;
switch_status_t status = SWITCH_STATUS_SUCCESS;
switch_assert(fh != NULL);
if (!fh->file_interface || !switch_test_flag(fh, SWITCH_FILE_OPEN)) {
if (!fh->file_interface) {
return SWITCH_STATUS_FALSE;
}
if (!switch_test_flag(fh, SWITCH_FILE_OPEN)) {
return SWITCH_STATUS_SUCCESS;
}
if (fh->pre_buffer) {
if (switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE)) {
switch_size_t rlen, blen;
@@ -859,7 +900,23 @@ SWITCH_DECLARE(switch_status_t) switch_core_file_close(switch_file_handle_t *fh)
}
switch_clear_flag_locked(fh, SWITCH_FILE_OPEN);
status = fh->file_interface->file_close(fh);
if (fh->file_interface->file_pre_close) {
status = fh->file_interface->file_pre_close(fh);
}
return status;
}
SWITCH_DECLARE(switch_status_t) switch_core_file_close(switch_file_handle_t *fh)
{
switch_status_t status = SWITCH_STATUS_SUCCESS;
if (switch_test_flag(fh, SWITCH_FILE_OPEN)) {
status = switch_core_file_pre_close(fh);
}
fh->file_interface->file_close(fh);
if (fh->params) {
switch_event_destroy(&fh->params);