diff options
Diffstat (limited to 'tinySDP/src/headers/tsdp_header_A.c')
| -rw-r--r-- | tinySDP/src/headers/tsdp_header_A.c | 400 |
1 files changed, 400 insertions, 0 deletions
diff --git a/tinySDP/src/headers/tsdp_header_A.c b/tinySDP/src/headers/tsdp_header_A.c new file mode 100644 index 0000000..6f64f80 --- /dev/null +++ b/tinySDP/src/headers/tsdp_header_A.c @@ -0,0 +1,400 @@ +
+/* #line 1 "./ragel/tsdp_parser_header_A.rl" */
+/*
+* 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_A.c
+ * @brief SDP "a=" header (Attributes).
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ *
+ * @date Created: Iat Nov 8 16:54:58 2009 mdiop
+ */
+#include "tinysdp/headers/tsdp_header_A.h"
+
+#include "tsk_debug.h"
+#include "tsk_memory.h"
+#include "tsk_string.h"
+
+#include <string.h>
+
+/***********************************
+* Ragel state machine.
+*/
+
+/* #line 68 "./ragel/tsdp_parser_header_A.rl" */
+
+
+
+
+tsdp_header_A_t* tsdp_header_A_create(const char* field, const char* value)
+{
+ return tsk_object_new(TSDP_HEADER_A_VA_ARGS(field, value));
+}
+
+tsdp_header_A_t* tsdp_header_A_create_null()
+{
+ return tsdp_header_A_create(tsk_null, tsk_null);
+}
+
+
+int tsdp_header_A_tostring(const tsdp_header_t* header, tsk_buffer_t* output)
+{
+ if(header){
+ const tsdp_header_A_t *A = (const tsdp_header_A_t *)header;
+
+ return tsk_buffer_append_2(output, "%s%s%s",
+ A->field,
+
+ A->value ? ":" : "",
+ A->value ? A->value : ""
+ );
+ }
+
+ return -1;
+}
+
+tsdp_header_t* tsdp_header_A_clone(const tsdp_header_t* header)
+{
+ if(header){
+ const tsdp_header_A_t *A = (const tsdp_header_A_t *)header;
+ return (tsdp_header_t*)tsdp_header_A_create(A->field, A->value);
+ }
+ return tsk_null;
+}
+
+tsdp_header_A_t *tsdp_header_A_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_A_t *hdr_A = tsdp_header_A_create_null();
+
+ const char *tag_start;
+
+
+/* #line 98 "./src/headers/tsdp_header_A.c" */
+static const char _tsdp_machine_parser_header_A_actions[] = {
+ 0, 1, 0, 1, 1, 1, 2, 2,
+ 0, 2
+};
+
+static const char _tsdp_machine_parser_header_A_key_offsets[] = {
+ 0, 0, 1, 3, 18, 19, 35, 35,
+ 36
+};
+
+static const char _tsdp_machine_parser_header_A_trans_keys[] = {
+ 97, 32, 61, 32, 33, 37, 39, 126,
+ 42, 43, 45, 46, 48, 57, 65, 90,
+ 95, 122, 10, 13, 33, 37, 39, 58,
+ 126, 42, 43, 45, 46, 48, 57, 65,
+ 90, 95, 122, 13, 13, 0
+};
+
+static const char _tsdp_machine_parser_header_A_single_lengths[] = {
+ 0, 1, 2, 5, 1, 6, 0, 1,
+ 1
+};
+
+static const char _tsdp_machine_parser_header_A_range_lengths[] = {
+ 0, 0, 0, 5, 0, 5, 0, 0,
+ 0
+};
+
+static const char _tsdp_machine_parser_header_A_index_offsets[] = {
+ 0, 0, 2, 5, 16, 18, 30, 31,
+ 33
+};
+
+static const char _tsdp_machine_parser_header_A_indicies[] = {
+ 0, 1, 0, 2, 1, 2, 3, 3,
+ 3, 3, 3, 3, 3, 3, 3, 1,
+ 4, 1, 5, 6, 6, 6, 7, 6,
+ 6, 6, 6, 6, 6, 1, 1, 9,
+ 8, 11, 10, 0
+};
+
+static const char _tsdp_machine_parser_header_A_trans_targs[] = {
+ 2, 0, 3, 5, 6, 4, 5, 7,
+ 8, 4, 8, 4
+};
+
+static const char _tsdp_machine_parser_header_A_trans_actions[] = {
+ 0, 0, 0, 1, 0, 3, 0, 3,
+ 1, 7, 0, 5
+};
+
+static const char _tsdp_machine_parser_header_A_eof_actions[] = {
+ 0, 0, 0, 0, 0, 3, 0, 7,
+ 5
+};
+
+static const int tsdp_machine_parser_header_A_start = 1;
+static const int tsdp_machine_parser_header_A_first_final = 5;
+static const int tsdp_machine_parser_header_A_error = 0;
+
+static const int tsdp_machine_parser_header_A_en_main = 1;
+
+
+/* #line 119 "./ragel/tsdp_parser_header_A.rl" */
+
+/* #line 164 "./src/headers/tsdp_header_A.c" */
+ {
+ cs = tsdp_machine_parser_header_A_start;
+ }
+
+/* #line 120 "./ragel/tsdp_parser_header_A.rl" */
+
+/* #line 171 "./src/headers/tsdp_header_A.c" */
+ {
+ int _klen;
+ unsigned int _trans;
+ const char *_acts;
+ unsigned int _nacts;
+ const char *_keys;
+
+ if ( p == pe )
+ goto _test_eof;
+ if ( cs == 0 )
+ goto _out;
+_resume:
+ _keys = _tsdp_machine_parser_header_A_trans_keys + _tsdp_machine_parser_header_A_key_offsets[cs];
+ _trans = _tsdp_machine_parser_header_A_index_offsets[cs];
+
+ _klen = _tsdp_machine_parser_header_A_single_lengths[cs];
+ if ( _klen > 0 ) {
+ const char *_lower = _keys;
+ const char *_mid;
+ const char *_upper = _keys + _klen - 1;
+ while (1) {
+ if ( _upper < _lower )
+ break;
+
+ _mid = _lower + ((_upper-_lower) >> 1);
+ if ( (*p) < *_mid )
+ _upper = _mid - 1;
+ else if ( (*p) > *_mid )
+ _lower = _mid + 1;
+ else {
+ _trans += (_mid - _keys);
+ goto _match;
+ }
+ }
+ _keys += _klen;
+ _trans += _klen;
+ }
+
+ _klen = _tsdp_machine_parser_header_A_range_lengths[cs];
+ if ( _klen > 0 ) {
+ const char *_lower = _keys;
+ const char *_mid;
+ const char *_upper = _keys + (_klen<<1) - 2;
+ while (1) {
+ if ( _upper < _lower )
+ break;
+
+ _mid = _lower + (((_upper-_lower) >> 1) & ~1);
+ if ( (*p) < _mid[0] )
+ _upper = _mid - 2;
+ else if ( (*p) > _mid[1] )
+ _lower = _mid + 2;
+ else {
+ _trans += ((_mid - _keys)>>1);
+ goto _match;
+ }
+ }
+ _trans += _klen;
+ }
+
+_match:
+ _trans = _tsdp_machine_parser_header_A_indicies[_trans];
+ cs = _tsdp_machine_parser_header_A_trans_targs[_trans];
+
+ if ( _tsdp_machine_parser_header_A_trans_actions[_trans] == 0 )
+ goto _again;
+
+ _acts = _tsdp_machine_parser_header_A_actions + _tsdp_machine_parser_header_A_trans_actions[_trans];
+ _nacts = (unsigned int) *_acts++;
+ while ( _nacts-- > 0 )
+ {
+ switch ( *_acts++ )
+ {
+ case 0:
+/* #line 48 "./ragel/tsdp_parser_header_A.rl" */
+ {
+ tag_start = p;
+ }
+ break;
+ case 1:
+/* #line 52 "./ragel/tsdp_parser_header_A.rl" */
+ {
+ TSK_PARSER_SET_STRING(hdr_A->field);
+ }
+ break;
+ case 2:
+/* #line 56 "./ragel/tsdp_parser_header_A.rl" */
+ {
+ TSK_PARSER_SET_STRING(hdr_A->value);
+ }
+ break;
+/* #line 263 "./src/headers/tsdp_header_A.c" */
+ }
+ }
+
+_again:
+ if ( cs == 0 )
+ goto _out;
+ if ( ++p != pe )
+ goto _resume;
+ _test_eof: {}
+ if ( p == eof )
+ {
+ const char *__acts = _tsdp_machine_parser_header_A_actions + _tsdp_machine_parser_header_A_eof_actions[cs];
+ unsigned int __nacts = (unsigned int) *__acts++;
+ while ( __nacts-- > 0 ) {
+ switch ( *__acts++ ) {
+ case 0:
+/* #line 48 "./ragel/tsdp_parser_header_A.rl" */
+ {
+ tag_start = p;
+ }
+ break;
+ case 1:
+/* #line 52 "./ragel/tsdp_parser_header_A.rl" */
+ {
+ TSK_PARSER_SET_STRING(hdr_A->field);
+ }
+ break;
+ case 2:
+/* #line 56 "./ragel/tsdp_parser_header_A.rl" */
+ {
+ TSK_PARSER_SET_STRING(hdr_A->value);
+ }
+ break;
+/* #line 297 "./src/headers/tsdp_header_A.c" */
+ }
+ }
+ }
+
+ _out: {}
+ }
+
+/* #line 121 "./ragel/tsdp_parser_header_A.rl" */
+
+ if( cs <
+/* #line 308 "./src/headers/tsdp_header_A.c" */
+5
+/* #line 122 "./ragel/tsdp_parser_header_A.rl" */
+ ){
+ TSK_DEBUG_ERROR("Failed to parse \"a=\" header.");
+ TSK_OBJECT_SAFE_FREE(hdr_A);
+ }
+
+ return hdr_A;
+}
+
+
+int tsdp_header_A_removeAll_by_field(tsdp_headers_A_L_t *attributes, const char* field)
+{
+ tsk_list_item_t* item;
+ const tsdp_header_A_t* A;
+
+ if(!attributes || !field){
+ TSK_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+again:
+ tsk_list_foreach(item, attributes){
+ if(!(A = item->data)){
+ continue;
+ }
+ if(tsk_striequals(field, A->field)){
+ tsk_list_remove_item(attributes, item);
+ goto again;
+ }
+ }
+
+ return 0;
+}
+
+
+
+
+//========================================================
+// A header object definition
+//
+
+static tsk_object_t* tsdp_header_A_ctor(tsk_object_t *self, va_list * app)
+{
+ tsdp_header_A_t *A = self;
+ if(A)
+ {
+ TSDP_HEADER(A)->type = tsdp_htype_A;
+ TSDP_HEADER(A)->tostring = tsdp_header_A_tostring;
+ TSDP_HEADER(A)->clone = tsdp_header_A_clone;
+ TSDP_HEADER(A)->rank = TSDP_HTYPE_A_RANK;
+
+ A->field = tsk_strdup(va_arg(*app, const char*));
+ A->value = tsk_strdup(va_arg(*app, const char*));
+ }
+ else{
+ TSK_DEBUG_ERROR("Failed to create new A header.");
+ }
+ return self;
+}
+
+static tsk_object_t* tsdp_header_A_dtor(tsk_object_t *self)
+{
+ tsdp_header_A_t *A = self;
+ if(A){
+ TSK_FREE(A->field);
+ TSK_FREE(A->value);
+ }
+ else{
+ TSK_DEBUG_ERROR("Null A header.");
+ }
+
+ return self;
+}
+static int tsdp_header_A_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_A_def_s =
+{
+ sizeof(tsdp_header_A_t),
+ tsdp_header_A_ctor,
+ tsdp_header_A_dtor,
+ tsdp_header_A_cmp
+};
+
+const tsk_object_def_t *tsdp_header_A_def_t = &tsdp_header_A_def_s;
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