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Diffstat (limited to 'tinySIP/ragel/tsip_parser_uri.rl')
| -rw-r--r-- | tinySIP/ragel/tsip_parser_uri.rl | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/tinySIP/ragel/tsip_parser_uri.rl b/tinySIP/ragel/tsip_parser_uri.rl new file mode 100644 index 0000000..418f8ed --- /dev/null +++ b/tinySIP/ragel/tsip_parser_uri.rl @@ -0,0 +1,180 @@ +/* +* Copyright (C) 2010-2011 Mamadou Diop. +* +* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]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_parser_uri.c + * @brief SIP/SIPS/TEL URI parser. + * + * @author Mamadou Diop <diopmamadou(at)doubango[dot]org> + * + + */ +#include "tinysip/parsers/tsip_parser_uri.h" + +#include "tsk_string.h" +#include "tsk_memory.h" +#include "tsk_debug.h" + +/*********************************** +* Ragel state machine. +*/ +%%{ + machine tsip_machine_parser_uri; + + # Includes + include tsip_machine_utils "./ragel/tsip_machine_utils.rl"; + #include tsip_machine_userinfo; + + action tag{ + tag_start = p; + } + + #/* Sets URI type */ + action is_sip { uri->scheme = tsk_strdup("sip"), uri->type = uri_sip; } + action is_sips { uri->scheme = tsk_strdup("sips"), uri->type = uri_sips; } + action is_tel { uri->scheme = tsk_strdup("tel"), uri->type = uri_tel; } + + #/* Sets HOST type */ + action is_ipv4 { uri->host_type = host_ipv4; } + action is_ipv6 { uri->host_type = host_ipv6; } + action is_hostname { uri->host_type = host_hostname; } + + action parse_scheme{ + TSK_PARSER_SET_STRING(uri->scheme); + } + + action parse_user_name{ + TSK_PARSER_SET_STRING(uri->user_name); + } + + action parse_password{ + TSK_PARSER_SET_STRING(uri->password); + } + + action parse_host{ + TSK_PARSER_SET_STRING(uri->host); + } + + action parse_port{ + TSK_PARSER_SET_INTEGER(uri->port); + } + + action parse_param{ + TSK_PARSER_ADD_PARAM(uri->params); + } + + action eob{ + } + + my_uri_parameter = (pname ( "=" pvalue )?) >tag %parse_param; + uri_parameters = ( ";" my_uri_parameter )*; + + sip_usrinfo := ( ( user>tag %parse_user_name ) :> ( ':' password>tag %parse_password )? :>> '@' ) @{ fgoto main; }; + + main := |* + ("sip:"i>tag %is_sip | "sips:"i>tag %is_sips) @100 + { + if(tsk_strcontains(te, (pe - te), "@")){ + fgoto sip_usrinfo; + } + }; + + ("tel:"i %is_tel (any+)>tag %parse_user_name :> uri_parameters) @100 { }; + + ( (IPv6reference >is_ipv6)@89 | (IPv4address >is_ipv4)@88 | (hostname >is_hostname)@87 ) @90 + { + TSK_SCANNER_SET_STRING(uri->host); + if(uri->host_type == host_ipv6){ + tsk_strunquote_2(&uri->host, '[', ']'); + } + }; + + (":" port)@80 + { + ts++; + TSK_SCANNER_SET_INTEGER(uri->port); + }; + + ( uri_parameters ) @70 { }; + (any)+ @0 { }; + + + + *|; + + #main := ({ fcall SIP_URI; }); + +}%% + +//////////////////////////////////////////////////////////////////////////////////////////////////// +/// @ingroup tsip_uri_group +/// +/// Creates SIP/SIPS/TEL URI from string buffer. +/// +/// +/// @param data Pointer to a string buffer from which to create the URI object. +/// @param size The size of the string buffer. +/// +/// @retval @ref tsip_uri_t* object if succeed and Null otherwise. +/// +/// @code +/// tsip_uri_t* uri; +/// if((uri = tsip_uri_parse("sip:bob@open-ims.test", strlen("sip:bob@open-ims.test")))){ +/// printf("success"); +/// } +/// else{ +/// printf("error"); +/// } +/// TSK_OBJECT_SAFE_FREE(uri); +/// @endcode +/// +/// @sa @ref tsip_uri_create() +//////////////////////////////////////////////////////////////////////////////////////////////////// +tsip_uri_t *tsip_uri_parse(const char *data, tsk_size_t size) +{ + int cs = 0; + const char *p = data; + const char *pe = p + size; + const char *eof = pe; + + const char *ts = tsk_null, *te = tsk_null; + int act = 0; + + tsip_uri_t *uri = tsip_uri_create(uri_unknown); + + const char *tag_start = tsk_null; + + %%write data; + (void)(eof); + (void)(void)(tsip_machine_parser_uri_first_final); + (void)(void)(tsip_machine_parser_uri_error); + (void)(void)(tsip_machine_parser_uri_en_sip_usrinfo); + (void)(void)(tsip_machine_parser_uri_en_main); + %%write init; + %%write exec; + + if( cs < %%{ write first_final; }%% ){ + TSK_DEBUG_ERROR("Failed to parse SIP/SIPS/TEL URI."); + TSK_OBJECT_SAFE_FREE(uri); + } + + return uri; +} |
