diff options
Diffstat (limited to 'tinySDP/ragel/tsdp_parser_header_U.rl')
| -rw-r--r-- | tinySDP/ragel/tsdp_parser_header_U.rl | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/tinySDP/ragel/tsdp_parser_header_U.rl b/tinySDP/ragel/tsdp_parser_header_U.rl new file mode 100644 index 0000000..37e642e --- /dev/null +++ b/tinySDP/ragel/tsdp_parser_header_U.rl @@ -0,0 +1,177 @@ +/*
+* 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 tsdp_header_U.c
+ * @brief SDP "u=" header (URI).
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ *
+ * @date Created: Uat Nov 8 16:54:58 2009 mdiop
+ */
+#include "tinysdp/headers/tsdp_header_U.h"
+
+#include "tsk_debug.h"
+#include "tsk_memory.h"
+#include "tsk_string.h"
+
+#include <string.h>
+
+/***********************************
+* Ragel state machine.
+*/
+%%{
+ machine tsdp_machine_parser_header_U;
+
+ # Includes
+ include tsdp_machine_utils "./ragel/tsdp_machine_utils.rl";
+
+ action tag{
+ tag_start = p;
+ }
+
+ action parse_value{
+ TSK_PARSER_SET_STRING(hdr_U->value);
+ }
+
+ U = 'u' SP* "=" SP*<: any*>tag %parse_value;
+
+ # Entry point
+ main := U :>CRLF?;
+
+}%%
+
+
+
+tsdp_header_U_t* tsdp_header_U_create(const char* value)
+{
+ return tsk_object_new(TSDP_HEADER_U_VA_ARGS(value));
+}
+
+tsdp_header_U_t* tsdp_header_U_create_null()
+{
+ return tsdp_header_U_create(tsk_null);
+}
+
+int tsdp_header_U_tostring(const tsdp_header_t* header, tsk_buffer_t* output)
+{
+ if(header)
+ {
+ const tsdp_header_U_t *U = (const tsdp_header_U_t *)header;
+ if(U->value){
+ tsk_buffer_append(output, U->value, tsk_strlen(U->value));
+ }
+ return 0;
+ }
+
+ return -1;
+}
+
+tsdp_header_t* tsdp_header_U_clone(const tsdp_header_t* header)
+{
+ if(header){
+ const tsdp_header_U_t *U = (const tsdp_header_U_t *)header;
+ return (tsdp_header_t*)tsdp_header_U_create(U->value);
+ }
+ return tsk_null;
+}
+
+tsdp_header_U_t *tsdp_header_U_parse(const char *data, tsk_size_t size)
+{
+ int cs = 0;
+ const char *p = data;
+ const char *pe = p + size;
+ const char *eof = pe;
+ tsdp_header_U_t *hdr_U = tsdp_header_U_create_null();
+
+ const char *tag_start;
+
+ %%write data;
+ %%write init;
+ %%write exec;
+
+ if( cs < %%{ write first_final; }%% ){
+ TSK_DEBUG_ERROR("Failed to parse \"u=\" header.");
+ TSK_OBJECT_SAFE_FREE(hdr_U);
+ }
+
+ return hdr_U;
+}
+
+
+
+
+
+
+
+//========================================================
+// U header object definition
+//
+
+static tsk_object_t* tsdp_header_U_ctor(tsk_object_t *self, va_list * app)
+{
+ tsdp_header_U_t *U = self;
+ if(U)
+ {
+ TSDP_HEADER(U)->type = tsdp_htype_U;
+ TSDP_HEADER(U)->tostring = tsdp_header_U_tostring;
+ TSDP_HEADER(U)->clone = tsdp_header_U_clone;
+ TSDP_HEADER(U)->rank = TSDP_HTYPE_U_RANK;
+
+ U->value = tsk_strdup(va_arg(*app, const char*));
+ }
+ else{
+ TSK_DEBUG_ERROR("Failed to create new U header.");
+ }
+ return self;
+}
+
+static tsk_object_t* tsdp_header_U_dtor(tsk_object_t *self)
+{
+ tsdp_header_U_t *U = self;
+ if(U){
+ TSK_FREE(U->value);
+ }
+ else{
+ TSK_DEBUG_ERROR("Null U header.");
+ }
+
+ return self;
+}
+static int tsdp_header_U_cmp(const tsk_object_t *obj1, const tsk_object_t *obj2)
+{
+ if(obj1 && obj2){
+ return tsdp_header_rank_cmp(obj1, obj2);
+ }
+ else{
+ return -1;
+ }
+}
+
+static const tsk_object_def_t tsdp_header_U_def_s =
+{
+ sizeof(tsdp_header_U_t),
+ tsdp_header_U_ctor,
+ tsdp_header_U_dtor,
+ tsdp_header_U_cmp
+};
+
+const tsk_object_def_t *tsdp_header_U_def_t = &tsdp_header_U_def_s;
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