175 lines
5.2 KiB
C
175 lines
5.2 KiB
C
/*
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* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
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* Copyright (C) 2005/2006, Anthony Minessale II <anthmct@yahoo.com>
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*
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* Version: MPL 1.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
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*
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* The Initial Developer of the Original Code is
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* Anthony Minessale II <anthmct@yahoo.com>
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* Portions created by the Initial Developer are Copyright (C)
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Anthony Minessale II <anthmct@yahoo.com>
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*
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*
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* mod_native_file.c -- Native Files
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*
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*/
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#include <switch.h>
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SWITCH_MODULE_LOAD_FUNCTION(mod_native_file_load);
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SWITCH_MODULE_DEFINITION(mod_native_file, mod_native_file_load, NULL, NULL);
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struct native_file_context {
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switch_file_t *fd;
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};
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typedef struct native_file_context native_file_context;
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static switch_status_t native_file_file_open(switch_file_handle_t *handle, const char *path)
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{
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native_file_context *context;
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char *ext;
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unsigned int flags = 0;
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if ((ext = strrchr(path, '.')) == 0) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid Format\n");
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return SWITCH_STATUS_GENERR;
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}
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ext++;
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if ((context = switch_core_alloc(handle->memory_pool, sizeof(*context))) == 0) {
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return SWITCH_STATUS_MEMERR;
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}
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if (switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) {
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flags |= SWITCH_FOPEN_WRITE | SWITCH_FOPEN_CREATE | SWITCH_FOPEN_TRUNCATE;
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}
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if (switch_test_flag(handle, SWITCH_FILE_FLAG_READ)) {
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flags |= SWITCH_FOPEN_READ;
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}
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if (switch_file_open(&context->fd, path, flags, SWITCH_FPROT_UREAD | SWITCH_FPROT_UWRITE, handle->memory_pool) != SWITCH_STATUS_SUCCESS) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error opening %s\n", path);
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return SWITCH_STATUS_GENERR;
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}
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handle->samples = 0;
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handle->samplerate = 8000;
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handle->channels = 1;
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handle->format = 0;
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handle->sections = 0;
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handle->seekable = 1;
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handle->speed = 0;
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handle->private_info = context;
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handle->flags |= SWITCH_FILE_NATIVE;
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Opening File [%s] %dhz\n", path, handle->samplerate);
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return SWITCH_STATUS_SUCCESS;
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}
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static switch_status_t native_file_file_close(switch_file_handle_t *handle)
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{
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native_file_context *context = handle->private_info;
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if (context->fd) {
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switch_file_close(context->fd);
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context->fd = NULL;
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}
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return SWITCH_STATUS_SUCCESS;
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}
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static switch_status_t native_file_file_seek(switch_file_handle_t *handle, unsigned int *cur_sample, int64_t samples, int whence)
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{
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native_file_context *context = handle->private_info;
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switch_file_seek(context->fd, whence, &samples);
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return SWITCH_STATUS_FALSE;
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}
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static switch_status_t native_file_file_read(switch_file_handle_t *handle, void *data, size_t *len)
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{
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native_file_context *context = handle->private_info;
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return switch_file_read(context->fd, data, len);
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}
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static switch_status_t native_file_file_write(switch_file_handle_t *handle, void *data, size_t *len)
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{
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native_file_context *context = handle->private_info;
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return switch_file_write(context->fd, data, len);
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}
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static switch_status_t native_file_file_set_string(switch_file_handle_t *handle, switch_audio_col_t col, const char *string)
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{
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//native_file_context *context = handle->private_info;
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return SWITCH_STATUS_FALSE;
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}
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static switch_status_t native_file_file_get_string(switch_file_handle_t *handle, switch_audio_col_t col, const char **string)
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{
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return SWITCH_STATUS_FALSE;
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}
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/* Registration */
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static char *supported_formats[SWITCH_MAX_CODECS + 1] = { 0 };
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SWITCH_MODULE_LOAD_FUNCTION(mod_native_file_load)
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{
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switch_file_interface_t *file_interface;
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const switch_codec_implementation_t *codecs[SWITCH_MAX_CODECS];
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uint32_t num_codecs = switch_loadable_module_get_codecs(codecs, sizeof(codecs) / sizeof(codecs[0]));
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uint32_t x;
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for (x = 0; x < num_codecs; x++) {
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supported_formats[x] = codecs[x]->iananame;
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}
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*module_interface = switch_loadable_module_create_module_interface(pool, modname);
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file_interface = switch_loadable_module_create_interface(*module_interface, SWITCH_FILE_INTERFACE);
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file_interface->interface_name = modname;
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file_interface->extens = supported_formats;
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file_interface->file_open = native_file_file_open;
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file_interface->file_close = native_file_file_close;
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file_interface->file_read = native_file_file_read;
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file_interface->file_write = native_file_file_write;
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file_interface->file_seek = native_file_file_seek;
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file_interface->file_set_string = native_file_file_set_string;
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file_interface->file_get_string = native_file_file_get_string;
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/* indicate that the module should continue to be loaded */
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return SWITCH_STATUS_SUCCESS;
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}
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/* For Emacs:
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* Local Variables:
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* mode:c
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* indent-tabs-mode:t
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* tab-width:4
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* c-basic-offset:4
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* End:
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* For VIM:
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* vim:set softtabstop=4 shiftwidth=4 tabstop=4 expandtab:
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*/
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