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-rw-r--r--tinySIP/ragel/tsip_parser_header_Allow.rl186
1 files changed, 186 insertions, 0 deletions
diff --git a/tinySIP/ragel/tsip_parser_header_Allow.rl b/tinySIP/ragel/tsip_parser_header_Allow.rl
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+/*
+* Copyright (C) 2009-2010 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 tsip_header_Allow.c
+ * @brief SIP Allow header.
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ *
+ * @date Created: Sat Nov 8 16:54:58 2009 mdiop
+ */
+#include "tinysip/headers/tsip_header_Allow.h"
+
+#include "tinysip/parsers/tsip_parser_uri.h"
+
+#include "tsk_debug.h"
+#include "tsk_memory.h"
+#include <string.h>
+
+/***********************************
+* Ragel state machine.
+*/
+%%{
+ machine tsip_machine_parser_header_Allow;
+
+ # Includes
+ include tsip_machine_utils "./ragel/tsip_machine_utils.rl";
+
+ action tag
+ {
+ tag_start = p;
+ }
+
+ action parse_method
+ {
+ TSK_PARSER_ADD_STRING(hdr_allow->methods);
+ }
+
+ action eob
+ {
+ }
+
+ Allow = "Allow"i HCOLON ( Method>tag %parse_method ( COMMA Method>tag %parse_method )* )?;
+
+ # Entry point
+ main := Allow :>CRLF @eob;
+
+}%%
+
+
+tsip_header_Allow_t* tsip_header_Allow_create()
+{
+ return tsk_object_new(tsip_header_Allow_def_t);
+}
+
+int tsip_header_Allow_serialize(const tsip_header_t* header, tsk_buffer_t* output)
+{
+ if(header){
+ const tsip_header_Allow_t *Allow = (const tsip_header_Allow_t *)header;
+ tsk_list_item_t *item;
+ tsk_string_t *str;
+ int ret = 0;
+
+ tsk_list_foreach(item, Allow->methods){
+ str = item->data;
+ if(item == Allow->methods->head){
+ tsk_buffer_append(output, str->value, tsk_strlen(str->value));
+ }
+ else{
+ tsk_buffer_append_2(output, ",%s", str->value);
+ }
+ }
+
+ return ret;
+ }
+
+ return -1;
+}
+
+tsip_header_Allow_t *tsip_header_Allow_parse(const char *data, tsk_size_t size)
+{
+ int cs = 0;
+ const char *p = data;
+ const char *pe = p + size;
+ const char *eof = pe;
+ tsip_header_Allow_t *hdr_allow = tsip_header_Allow_create();
+
+ const char *tag_start;
+
+ %%write data;
+ %%write init;
+ %%write exec;
+
+ if( cs < %%{ write first_final; }%% ){
+ TSK_DEBUG_ERROR("Failed to parse SIP 'Allow' header.");
+ TSK_OBJECT_SAFE_FREE(hdr_allow);
+ }
+
+ return hdr_allow;
+}
+
+tsk_bool_t tsip_header_Allow_allows(const tsip_header_Allow_t* self, const char* method)
+{
+ const tsk_list_item_t* item;
+ const tsk_string_t* string;
+
+ if(!self || !method){
+ TSK_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+ tsk_list_foreach(item, self->methods){
+ if(!(string = item->data)){
+ continue;
+ }
+ if(tsk_striequals(string->value, method)){
+ return tsk_true;
+ }
+ }
+ return tsk_false;
+}
+
+
+
+
+
+//========================================================
+// Allow header object definition
+//
+
+static tsk_object_t* tsip_header_Allow_ctor(tsk_object_t *self, va_list * app)
+{
+ tsip_header_Allow_t *Allow = self;
+ if(Allow){
+ /*const char* methods = va_arg(*app, const char *);
+ if(methods && !tsk_strempty(methods))
+ {
+ Allow->methods = tsip_header_Allow_parse(methods, tsk_strlen(methods));
+ }*/
+ TSIP_HEADER(Allow)->type = tsip_htype_Allow;
+ TSIP_HEADER(Allow)->serialize = tsip_header_Allow_serialize;
+ }
+ else{
+ TSK_DEBUG_ERROR("Failed to create new Allow header.");
+ }
+ return self;
+}
+
+static tsk_object_t* tsip_header_Allow_dtor(tsk_object_t *self)
+{
+ tsip_header_Allow_t *Allow = self;
+ if(Allow){
+ TSK_OBJECT_SAFE_FREE(Allow->methods);
+ TSK_OBJECT_SAFE_FREE(TSIP_HEADER_PARAMS(Allow));
+ }
+ else TSK_DEBUG_ERROR("Null Allow header.");
+
+ return self;
+}
+
+static const tsk_object_def_t tsip_header_Allow_def_s =
+{
+ sizeof(tsip_header_Allow_t),
+ tsip_header_Allow_ctor,
+ tsip_header_Allow_dtor,
+ tsk_null
+};
+const tsk_object_def_t *tsip_header_Allow_def_t = &tsip_header_Allow_def_s;
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