| /* |
| Copyright Copyright (C) 2013 Andrey Uzunov |
| |
| This program 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. |
| |
| This program 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 this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| /** |
| * @file mhd2spdy_structures.h |
| * @brief Common functions, macros. |
| * @author Andrey Uzunov |
| */ |
| |
| #include "mhd2spdy_structures.h" |
| |
| |
| void |
| free_uri(struct URI * uri) |
| { |
| if(NULL != uri) |
| { |
| free(uri->full_uri); |
| free(uri->scheme); |
| free(uri->host_and_port); |
| free(uri->host); |
| free(uri->path); |
| free(uri->path_and_more); |
| free(uri->query); |
| free(uri->fragment); |
| uri->port = 0; |
| free(uri); |
| } |
| } |
| |
| |
| int |
| init_parse_uri(regex_t * preg) |
| { |
| // RFC 2396 |
| // ^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))? |
| /* |
| scheme = $2 |
| authority = $4 |
| path = $5 |
| query = $7 |
| fragment = $9 |
| */ |
| |
| return regcomp(preg, "^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\\?([^#]*))?(#(.*))?", REG_EXTENDED); |
| } |
| |
| void |
| deinit_parse_uri(regex_t * preg) |
| { |
| regfree(preg); |
| } |
| |
| int |
| parse_uri(regex_t * preg, |
| char * full_uri, |
| struct URI ** uri) |
| { |
| int ret; |
| char *colon; |
| long long port; |
| size_t nmatch = 10; |
| regmatch_t pmatch[10]; |
| |
| if (0 != (ret = regexec(preg, full_uri, nmatch, pmatch, 0))) |
| return ret; |
| |
| *uri = au_malloc(sizeof(struct URI)); |
| if(NULL == *uri) |
| return -200; |
| |
| (*uri)->full_uri = strdup(full_uri); |
| |
| asprintf(&((*uri)->scheme), "%.*s",pmatch[2].rm_eo - pmatch[2].rm_so, &full_uri[pmatch[2].rm_so]); |
| asprintf(&((*uri)->host_and_port), "%.*s",pmatch[4].rm_eo - pmatch[4].rm_so, &full_uri[pmatch[4].rm_so]); |
| asprintf(&((*uri)->path), "%.*s",pmatch[5].rm_eo - pmatch[5].rm_so, &full_uri[pmatch[5].rm_so]); |
| asprintf(&((*uri)->path_and_more), "%.*s",pmatch[9].rm_eo - pmatch[5].rm_so, &full_uri[pmatch[5].rm_so]); |
| asprintf(&((*uri)->query), "%.*s",pmatch[7].rm_eo - pmatch[7].rm_so, &full_uri[pmatch[7].rm_so]); |
| asprintf(&((*uri)->fragment), "%.*s",pmatch[9].rm_eo - pmatch[9].rm_so, &full_uri[pmatch[9].rm_so]); |
| |
| colon = strrchr((*uri)->host_and_port, ':'); |
| if(NULL == colon) |
| { |
| (*uri)->host = strdup((*uri)->host_and_port); |
| (*uri)->port = 0; |
| |
| return 0; |
| } |
| |
| port = atoi(colon + 1); |
| if(port<1 || port >= 256 * 256) |
| { |
| free_uri(*uri); |
| return -100; |
| } |
| (*uri)->port = port; |
| asprintf(&((*uri)->host), "%.*s", (int)(colon - (*uri)->host_and_port), (*uri)->host_and_port); |
| |
| return 0; |
| } |
| |
| |
| void |
| free_proxy(struct Proxy *proxy) |
| { |
| PRINT_INFO2("free proxy called for '%s'", proxy->url); |
| if(NULL != proxy->http_body && proxy->http_body_size > 0) |
| UPDATE_STAT(glob_stat.spdy_bytes_received_and_dropped, proxy->http_body_size); |
| free(proxy->http_body); |
| free_uri(proxy->uri); |
| free(proxy->url); |
| free(proxy->http_uri); |
| free(proxy); |
| } |
| |
| |
| void *au_malloc(size_t size) |
| { |
| void *new_memory; |
| |
| new_memory = malloc(size); |
| if(NULL != new_memory) |
| { |
| glob_opt.global_memory += size; |
| memset(new_memory, 0, size); |
| } |
| return new_memory; |
| } |
| |
| |
| bool |
| copy_buffer(const void *src, size_t src_size, void **dst, size_t *dst_size) |
| { |
| if(0 == src_size) |
| return true; |
| |
| if(NULL == *dst) |
| *dst = malloc(src_size); |
| else |
| *dst = realloc(*dst, src_size + *dst_size); |
| if(NULL == *dst) |
| return false; |
| |
| memcpy(*dst + *dst_size, src, src_size); |
| *dst_size += src_size; |
| |
| return true; |
| } |