diff options
Diffstat (limited to 'tinyMSRP/src/session/tmsrp_data.c')
| -rw-r--r-- | tinyMSRP/src/session/tmsrp_data.c | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/tinyMSRP/src/session/tmsrp_data.c b/tinyMSRP/src/session/tmsrp_data.c new file mode 100644 index 0000000..b12fff1 --- /dev/null +++ b/tinyMSRP/src/session/tmsrp_data.c @@ -0,0 +1,284 @@ +/*
+* Copyright (C) 2009 Mamadou Diop.
+*
+* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
+*
+* This file is part of Open Source Doubango Framework.
+*
+* DOUBANGO is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* DOUBANGO is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with DOUBANGO.
+*
+*/
+
+/**@file tmsrp_data.c
+ * @brief MSRP input/output data.
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ *
+ * @date Created: Sat Nov 8 16:54:58 2009 mdiop
+ */
+#include "tinymsrp/session/tmsrp_data.h"
+
+#include "tinymsrp/session/tmsrp_config.h"
+
+#include "tinymsrp/parsers/tmsrp_parser_message.h"
+
+#include "tsk_string.h"
+#include "tsk_memory.h"
+#include "tsk_debug.h"
+
+#include <stdio.h> /* fopen, fclose ... */
+
+#define TMSRP_DATA_IN_MAX_BUFFER 0xFFFFFF
+
+tmsrp_data_in_t* tmsrp_data_in_create()
+{
+ return tsk_object_new(tmsrp_data_in_def_t);
+}
+
+tmsrp_data_out_t* _tmsrp_data_out_create(const void* pdata, tsk_size_t size, tsk_bool_t isfilepath)
+{
+ return tsk_object_new(tmsrp_data_out_def_t, pdata, size, isfilepath);
+}
+
+tmsrp_data_out_t* tmsrp_data_out_create(const void* pdata, tsk_size_t size)
+{
+ return _tmsrp_data_out_create(pdata, size, tsk_false);
+}
+
+tmsrp_data_out_t* tmsrp_data_out_file_create(const char* filepath)
+{
+ return _tmsrp_data_out_create(filepath, tsk_strlen(filepath), tsk_true);
+}
+
+
+/* =========================== Common ============================= */
+static int tmsrp_data_deinit(tmsrp_data_t* self)
+{
+ if(!self){
+ TSK_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+ TSK_FREE(self->id);
+ TSK_FREE(self->ctype);
+ TSK_FREE(self->wctype);
+
+ return 0;
+}
+
+
+
+
+
+
+
+/* =========================== Incoming ============================= */
+
+int tmsrp_data_in_put(tmsrp_data_in_t* self, const void* pdata, tsk_size_t size)
+{
+ int ret = -1;
+
+ if(!self || !self->buffer || !pdata || !size){
+ TSK_DEBUG_ERROR("Invalid parameter");
+ return ret;
+ }
+
+ if((ret = tsk_buffer_append(self->buffer, pdata, size))){
+ TSK_DEBUG_ERROR("Failed to append data");
+ tsk_buffer_cleanup(self->buffer);
+ return ret;
+ }
+ else{
+ if(TSK_BUFFER_SIZE(self->buffer) > TMSRP_DATA_IN_MAX_BUFFER){
+ tsk_buffer_cleanup(self->buffer);
+ TSK_DEBUG_ERROR("Too many bytes are waiting.");
+ return -3;
+ }
+ }
+
+ return ret;
+}
+
+tmsrp_message_t* tmsrp_data_in_get(tmsrp_data_in_t* self)
+{
+ tmsrp_message_t* ret;
+ tsk_size_t msg_size;
+
+ if(!self || !self->buffer || !TSK_BUFFER_DATA(self->buffer) || !TSK_BUFFER_SIZE(self->buffer)){
+ //...this is not an error
+ return tsk_null;
+ }
+
+ if((ret = tmsrp_message_parse_2(self->buffer->data, self->buffer->size, &msg_size))){
+ tsk_buffer_remove(self->buffer, 0, msg_size);
+ return ret;
+ }
+
+ return tsk_null;
+}
+
+
+/* =========================== Outgoing ============================= */
+
+tsk_buffer_t* tmsrp_data_out_get(tmsrp_data_out_t* self)
+{
+ tsk_buffer_t* ret = tsk_null;
+ tsk_size_t toread;
+
+ if(!self){
+ return tsk_null;
+ }
+
+ if(!(toread = self->size > TMSRP_MAX_CHUNK_SIZE ? TMSRP_MAX_CHUNK_SIZE : self->size)){
+ return tsk_null;
+ }
+
+ if(self->message){
+ ret = tsk_buffer_create(TSK_BUFFER_DATA(self->message), toread);
+ tsk_buffer_remove(self->message, 0, toread);
+ self->size = self->message->size;
+ }
+ else if(self->file){
+ // Buffer hack
+ tsk_size_t read;
+ ret = tsk_buffer_create_null();
+ ret->data = tsk_calloc(toread, sizeof(uint8_t));
+ ret->size = toread;
+ if((read = fread(ret->data, sizeof(uint8_t), toread, self->file)) == toread){
+ self->size -= toread;
+ }
+ else{
+ TSK_OBJECT_SAFE_FREE(ret);
+ }
+ }
+
+
+ return ret;
+}
+
+
+
+
+
+
+
+
+//=================================================================================================
+// MSRP incoming data object definition
+//
+static void* tmsrp_data_in_ctor(tsk_object_t * self, va_list * app)
+{
+ tmsrp_data_in_t *data_in = self;
+ if(data_in){
+ data_in->buffer = tsk_buffer_create_null();
+ }
+ return self;
+}
+
+static void* tmsrp_data_in_dtor(tsk_object_t * self)
+{
+ tmsrp_data_in_t *data_in = self;
+ if(data_in){
+ tmsrp_data_deinit(TMSRP_DATA(data_in));
+ TSK_OBJECT_SAFE_FREE(data_in->buffer);
+ }
+
+ return self;
+}
+
+static const tsk_object_def_t tmsrp_data_in_def_s =
+{
+ sizeof(tmsrp_data_in_t),
+ tmsrp_data_in_ctor,
+ tmsrp_data_in_dtor,
+ tsk_null,
+};
+const tsk_object_def_t *tmsrp_data_in_def_t = &tmsrp_data_in_def_s;
+
+//=================================================================================================
+// MSRP outgoing data object definition
+//
+static void* tmsrp_data_out_ctor(tsk_object_t * self, va_list * app)
+{
+ tmsrp_data_out_t *data_out = self;
+ if(data_out){
+ tsk_istr_t id;
+ const void* pdata = va_arg(*app, const void*);
+ tsk_size_t size = va_arg(*app, tsk_size_t);
+ tsk_bool_t isfilepath = va_arg(*app, tsk_bool_t);
+
+ if(isfilepath){
+ if((data_out->file = fopen((const char*)pdata, "rb"))){
+ int ret;
+ if((ret = fseek(data_out->file, 0L, SEEK_END))){
+ TSK_DEBUG_ERROR("fseek for file:[%s] failed with error code %d.", (const char*)pdata, ret);
+ TMSRP_DATA(data_out)->isOK = tsk_false;
+ }
+ else{
+ data_out->size = ftell(data_out->file);
+ if((ret = fseek(data_out->file, 0L, SEEK_SET))){
+ TSK_DEBUG_ERROR("fseek for file:[%s] failed with error code %d.", (const char*)pdata, ret);
+ TMSRP_DATA(data_out)->isOK = tsk_false;
+ }
+ else{
+ TMSRP_DATA(data_out)->isOK = tsk_true;
+ }
+ }
+ }
+ else{
+ TSK_DEBUG_ERROR("Failed to open(rb) this file:[%s]", (const char*)pdata);
+ TMSRP_DATA(data_out)->isOK = tsk_false;
+ }
+ }
+ else{
+ if((data_out->message = tsk_buffer_create(pdata, size))){
+ TMSRP_DATA(data_out)->isOK = (data_out->message->size == size);
+ data_out->size = data_out->message->size;
+ }
+ }
+
+ // content type
+ TMSRP_DATA(data_out)->ctype = tsk_strdup("application/octet-stream");
+ TMSRP_DATA(data_out)->wctype = tsk_strdup("text/plain");
+ // random id
+ tsk_strrandom(&id);
+ TMSRP_DATA(data_out)->id = tsk_strdup(id);
+ }
+ return self;
+}
+
+static void* tmsrp_data_out_dtor(tsk_object_t * self)
+{
+ tmsrp_data_out_t *data_out = self;
+ if(data_out){
+ tmsrp_data_deinit(TMSRP_DATA(data_out));
+ TSK_OBJECT_SAFE_FREE(data_out->message);
+
+ if(data_out->file){
+ fclose(data_out->file);
+ data_out->file = tsk_null;
+ }
+ }
+
+ return self;
+}
+
+static const tsk_object_def_t tmsrp_data_out_def_s =
+{
+ sizeof(tmsrp_data_out_t),
+ tmsrp_data_out_ctor,
+ tmsrp_data_out_dtor,
+ tsk_null,
+};
+const tsk_object_def_t *tmsrp_data_out_def_t = &tmsrp_data_out_def_s;
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