forked from xuos/WebNet_XiUOS
99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
/*
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* File : wn_module_alias.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
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*
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* This software is dual-licensed: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation. For the terms of this
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* license, see <http://www.gnu.org/licenses/>.
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*
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* You are free to use this software under the terms of the GNU General
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* Public License, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* Alternatively for commercial application, you can contact us
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* by email <business@rt-thread.com> for commercial license.
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*
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* Change Logs:
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* Date Author Notes
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* 2022-05-09 chunyexixiaoyu the version transplanted from rt-thread
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*/
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#include <webnet.h>
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#include <wn_module.h>
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#include <wn_utils.h>
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#ifdef WEBNET_USING_ALIAS
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struct webnet_alias_item
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{
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char* old_path;
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char* new_path;
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};
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static struct webnet_alias_item *_alias_items = NULL;
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static uint32 _alias_item_count = 0;
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void webnet_alias_set(char* old_path, char* new_path)
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{
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if (_alias_items == NULL)
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{
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_alias_item_count = 1;
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_alias_items = (struct webnet_alias_item*)wn_malloc (sizeof(struct webnet_alias_item) *
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_alias_item_count);
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}
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else
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{
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_alias_item_count += 1;
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_alias_items = (struct webnet_alias_item*) wn_realloc (_alias_items, sizeof(struct webnet_alias_item) *
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_alias_item_count);
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}
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assert(_alias_items != NULL);
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_alias_items[_alias_item_count - 1].old_path = wn_strdup(old_path);
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assert(_alias_items[_alias_item_count - 1].old_path != NULL);
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_alias_items[_alias_item_count - 1].new_path = wn_strdup(new_path);
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assert(_alias_items[_alias_item_count - 1].new_path != NULL);
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}
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int webnet_module_alias(struct webnet_session* session, int event)
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{
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if (event == WEBNET_EVENT_URI_PHYSICAL)
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{
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int index;
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struct webnet_request* request;
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assert(session != NULL);
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request = session->request;
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assert(request != NULL);
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/* check whether the uri is a alias */
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for (index = 0; index < _alias_item_count; index ++)
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{
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if (str_path_with(request->path, _alias_items[index].old_path))
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{
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char* map_path;
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map_path = (char*) wn_malloc (WEBNET_PATH_MAX);
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assert(map_path != NULL);
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snprintf(map_path, WEBNET_PATH_MAX, "%s/%s",
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_alias_items[index].new_path,
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request->path + strlen(_alias_items[index].old_path));
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/* set new path */
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wn_free(request->path);
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request->path = map_path;
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return WEBNET_MODULE_CONTINUE;
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}
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}
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}
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return WEBNET_MODULE_CONTINUE;
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}
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#endif /* WEBNET_USING_ALIAS */
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