Modest/source/mycss/selectors/pseudo.c
2017-03-14 23:44:48 +03:00

79 lines
2.8 KiB
C

/*
Copyright (C) 2016-2017 Alexander Borisov
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Author: lex.borisov@gmail.com (Alexander Borisov)
*/
#include "mycss/selectors/pseudo.h"
#include "mycss/selectors/pseudo_resource.h"
#include "mycore/utils/resources.h"
/////////////////////////////////////////////////////////
//// Functions for a find Begin Function
////
/////////////////////////////////////////////////////////
const mycss_selectots_pseudo_begin_entry_t * mycss_pseudo_begin_entry_by_name(const char* name, size_t length, size_t static_size, const mycss_selectots_pseudo_begin_entry_t* pseudo)
{
size_t idx = ((mycore_string_chars_lowercase_map[ (const unsigned char)name[0] ] *
mycore_string_chars_lowercase_map[ (const unsigned char)name[(length - 1)] ] *
length)
% static_size) + 1;
while (pseudo[idx].name)
{
if(pseudo[idx].length == length) {
if(mycore_strncasecmp(pseudo[idx].name, name, length) == 0)
return &pseudo[idx];
if(pseudo[idx].next)
idx = pseudo[idx].next;
else
return NULL;
}
else if(pseudo[idx].length > length) {
return NULL;
}
else {
idx = pseudo[idx].next;
}
}
return NULL;
}
mycss_selectors_sub_type_pseudo_class_t mycss_pseudo_class_by_name(const char *name, size_t length)
{
const mycss_selectots_pseudo_begin_entry_t *entry = mycss_pseudo_begin_entry_by_name(name, length, MyCSS_SELECTORS_PSEUDO_CLASS_NAME_STATIC_SIZE, mycss_selectors_pseudo_class_begin_map_index);
if(entry)
return entry->sub_type;
return MyCSS_SELECTORS_SUB_TYPE_PSEUDO_CLASS_UNKNOWN;
}
mycss_selectors_sub_type_pseudo_element_t mycss_pseudo_element_by_name(const char *name, size_t length)
{
const mycss_selectots_pseudo_begin_entry_t *entry = mycss_pseudo_begin_entry_by_name(name, length, MyCSS_SELECTORS_PSEUDO_ELEMENT_NAME_STATIC_SIZE, mycss_selectors_pseudo_element_begin_map_index);
if(entry)
return entry->sub_type;
return MyCSS_SELECTORS_SUB_TYPE_PSEUDO_ELEMENT_UNKNOWN;
}