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Diffstat (limited to 'branches/1.0/tinyNET/src/dns/tnet_dns_resolvconf.c')
| -rw-r--r-- | branches/1.0/tinyNET/src/dns/tnet_dns_resolvconf.c | 301 |
1 files changed, 0 insertions, 301 deletions
diff --git a/branches/1.0/tinyNET/src/dns/tnet_dns_resolvconf.c b/branches/1.0/tinyNET/src/dns/tnet_dns_resolvconf.c deleted file mode 100644 index 887ecfc..0000000 --- a/branches/1.0/tinyNET/src/dns/tnet_dns_resolvconf.c +++ /dev/null @@ -1,301 +0,0 @@ -
-/* #line 1 "./ragel/tnet_dns_resolvconf.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 tnet_dns_resolvconf.c
- * @brief Parser for "/etc/resolv.conf" file to retrive DNS servers.
- *
- * @author Mamadou Diop <diopmamadou(at)doubango.org>
- *
- * @date Created: Sat Nov 8 16:54:58 2009 mdiop
- */
-#include "tnet_dns_resolvconf.h"
-
-#include "tnet_utils.h"
-
-#include "dns/tnet_dns.h"
-
-#include "tsk_string.h"
-#include "tsk_memory.h"
-#include "tsk_ragel_state.h"
-#include "tsk_debug.h"
-
-#include <string.h>
-
-
-/* === Ragel state machine === */
-
-/* #line 80 "./ragel/tnet_dns_resolvconf.rl" */
-
-
-/** Gets list of DNS servers from a conf file.
-* @param path Path of the conf file from which to retrieve the DNS servers.
-* should be @a "/etc/resolv.conf". You can adjust the value by modifying @ref TNET_RESOLV_CONF_PATH.<br>
-* If you are using <b>Android</b> and the resolv.conf file is missing, then run the following line in a command window: <br>
-* <i>ln -s /private/var/run/resolv.conf /etc/resolv.conf</i><br> If this fails, then try to manually add the file.
-* @retval List of DNS servers.
-*/
-tnet_addresses_L_t * tnet_dns_resolvconf_parse(const char* path)
-{
- tnet_addresses_L_t* servers = tsk_null;
- tnet_ip_t ip;
- const char* fullpath = path;
- const char* tag_start;
- FILE* fd;
- char buf[4092];
-
- // Ragel
- int cs = 0;
- const char *p;
- const char *pe;
- const char *eof;
-
-
-/* #line 74 "./src/dns/tnet_dns_resolvconf.c" */
-static const char _tdns_machine_resolvconf_actions[] = {
- 0, 1, 0, 1, 1
-};
-
-static const char _tdns_machine_resolvconf_key_offsets[] = {
- 0, 6, 7, 8, 11, 14, 14, 20,
- 22, 25, 28, 31, 34, 37, 40, 43,
- 46, 49, 50, 51, 54
-};
-
-static const char _tdns_machine_resolvconf_trans_keys[] = {
- 10, 13, 32, 35, 78, 110, 32, 32,
- 10, 13, 32, 10, 13, 32, 10, 13,
- 32, 35, 78, 110, 10, 13, 32, 65,
- 97, 32, 77, 109, 32, 69, 101, 32,
- 83, 115, 32, 69, 101, 32, 82, 114,
- 32, 86, 118, 32, 69, 101, 32, 82,
- 114, 32, 32, 10, 13, 32, 32, 35,
- 78, 110, 0
-};
-
-static const char _tdns_machine_resolvconf_single_lengths[] = {
- 6, 1, 1, 3, 3, 0, 6, 2,
- 3, 3, 3, 3, 3, 3, 3, 3,
- 3, 1, 1, 3, 4
-};
-
-static const char _tdns_machine_resolvconf_range_lengths[] = {
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0
-};
-
-static const char _tdns_machine_resolvconf_index_offsets[] = {
- 0, 7, 9, 11, 15, 19, 20, 27,
- 30, 34, 38, 42, 46, 50, 54, 58,
- 62, 66, 68, 70, 74
-};
-
-static const char _tdns_machine_resolvconf_indicies[] = {
- 1, 1, 2, 3, 4, 4, 0, 5,
- 0, 5, 6, 7, 7, 8, 6, 7,
- 7, 8, 9, 9, 1, 1, 5, 3,
- 4, 4, 0, 7, 7, 3, 5, 10,
- 10, 0, 5, 11, 11, 0, 5, 12,
- 12, 0, 5, 13, 13, 0, 5, 14,
- 14, 0, 5, 15, 15, 0, 5, 16,
- 16, 0, 5, 17, 17, 0, 5, 18,
- 18, 0, 19, 0, 19, 20, 22, 22,
- 23, 21, 2, 3, 4, 4, 0, 0
-};
-
-static const char _tdns_machine_resolvconf_trans_targs[] = {
- 1, 6, 20, 7, 8, 2, 3, 0,
- 4, 5, 9, 10, 11, 12, 13, 14,
- 15, 16, 17, 18, 19, 19, 0, 4
-};
-
-static const char _tdns_machine_resolvconf_trans_actions[] = {
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 1, 0, 3, 3
-};
-
-static const int tdns_machine_resolvconf_start = 0;
-static const int tdns_machine_resolvconf_first_final = 0;
-static const int tdns_machine_resolvconf_error = -1;
-
-static const int tdns_machine_resolvconf_en_main = 0;
-
-
-/* #line 105 "./ragel/tnet_dns_resolvconf.rl" */
-
- if(tsk_strnullORempty(fullpath)){
- fullpath = TNET_RESOLV_CONF_PATH;
- }
-
- /* Open the file and read all data */
- if((fd = fopen(fullpath, "r"))){
- int len = fread(buf, sizeof(uint8_t), sizeof(buf)-2, fd);
- p = &buf[0];
- pe = p + len + 1/*hack*/;
- eof = pe;
- fclose(fd);
-
- buf[len] = '\n'; // hack to have perfect lines
-
- servers = tsk_list_create();
- }
- else{
-#if ANDROID
- TSK_DEBUG_INFO("Failed to open [%s]. But don't panic, we have detected that you are using Google Android System.\n"
- "You should look at the Progammer's Guide for more information.\n If you are not using DNS functions, don't worry about this warning.",
- fullpath);
-#else
- TSK_DEBUG_ERROR("Failed to open %s.", fullpath);
-#endif
- goto bail;
- }
-
-
-/* #line 176 "./src/dns/tnet_dns_resolvconf.c" */
- {
- cs = tdns_machine_resolvconf_start;
- }
-
-/* #line 134 "./ragel/tnet_dns_resolvconf.rl" */
-
-/* #line 183 "./src/dns/tnet_dns_resolvconf.c" */
- {
- int _klen;
- unsigned int _trans;
- const char *_acts;
- unsigned int _nacts;
- const char *_keys;
-
- if ( p == pe )
- goto _test_eof;
-_resume:
- _keys = _tdns_machine_resolvconf_trans_keys + _tdns_machine_resolvconf_key_offsets[cs];
- _trans = _tdns_machine_resolvconf_index_offsets[cs];
-
- _klen = _tdns_machine_resolvconf_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 = _tdns_machine_resolvconf_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 = _tdns_machine_resolvconf_indicies[_trans];
- cs = _tdns_machine_resolvconf_trans_targs[_trans];
-
- if ( _tdns_machine_resolvconf_trans_actions[_trans] == 0 )
- goto _again;
-
- _acts = _tdns_machine_resolvconf_actions + _tdns_machine_resolvconf_trans_actions[_trans];
- _nacts = (unsigned int) *_acts++;
- while ( _nacts-- > 0 )
- {
- switch ( *_acts++ )
- {
- case 0:
-/* #line 47 "./ragel/tnet_dns_resolvconf.rl" */
- {
- tag_start = p;
- }
- break;
- case 1:
-/* #line 51 "./ragel/tnet_dns_resolvconf.rl" */
- {
- int len = (int)(p - tag_start);
- if(len && len<=sizeof(ip)){
- tnet_address_t *address;
- memset(ip, '\0', sizeof(ip));
- memcpy(ip, tag_start, len);
-
- address = tnet_address_create(ip);
- address->family = tnet_get_family(ip, TNET_DNS_SERVER_PORT_DEFAULT);
- address->dnsserver = 1;
- tsk_list_push_ascending_data(servers, (void**)&address);
- }
- }
- break;
-/* #line 277 "./src/dns/tnet_dns_resolvconf.c" */
- }
- }
-
-_again:
- if ( ++p != pe )
- goto _resume;
- _test_eof: {}
- }
-
-/* #line 135 "./ragel/tnet_dns_resolvconf.rl" */
-
- if( cs <
-/* #line 290 "./src/dns/tnet_dns_resolvconf.c" */
-0
-/* #line 136 "./ragel/tnet_dns_resolvconf.rl" */
- ){
- TSK_DEBUG_ERROR("Failed to parse %s.", fullpath);
- TSK_OBJECT_SAFE_FREE(servers);
- }
-
-bail:
- return servers;
-}
-
-
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