88 lines
2.4 KiB
C
88 lines
2.4 KiB
C
/*
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* This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
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* Copyright (c) 2019, 2020 Alex-David Denes
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*
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* uIRC is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* uIRC is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with uIRC. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "../memory/memory.h" // Free_IRC_Tag()
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#include "../types.h" // IRC_Tag
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#include "tokenizers.h" // uirc_tokenizer_tags()
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#include <assert.h> // assert()
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#include <corelibs/llist.h> // allocate_linked_list_elem() connect_linked_list_elem() remove_linked_list_elem()
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#include <corelibs/stringext.h> // malloc_string()
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#include <stdbool.h> // true
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#include <stdlib.h> // free()
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#include <string.h> // strchr()
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static void free_ctx(llist_t* list, char* s);
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// TODO: Only tokenizer IRC_Tag and put the looping logic in uirc_tokenizer_message()
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llist_t*
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uirc_tokenizer_tags(const char* s)
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{
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assert(s != NULL);
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char* const ws = malloc_string(s, strlen(s));
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char * p = ws, *tmp;
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llist_t * pl = NULL, *l = NULL;
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while ((tmp = strtok_mr(&p, ";")) != NULL) {
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llist_t* cl;
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if ((cl = allocate_linked_list_elem(sizeof(IRC_Tag))) == NULL) {
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free_ctx(l, ws);
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return NULL;
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}
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IRC_Tag* tag = (IRC_Tag*) cl->content;
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char* ckey = tmp;
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if (*tmp == '+') {
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ckey++;
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tag->clientbound = true;
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}
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char* cval = strchr(ckey, '=');
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if (cval != NULL) {
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*(cval++) = '\0';
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if ((tag->value = malloc_string(cval, strlen(cval))) == NULL) {
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free_ctx(l, ws);
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return NULL;
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}
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}
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if ((tag->key = malloc_string(ckey, strlen(ckey))) == NULL) {
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free_ctx(l, ws);
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return NULL;
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}
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if (l == NULL) l = cl;
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else
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connect_linked_list_elem(pl, cl);
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pl = cl;
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}
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return l;
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}
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static void
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free_ctx(llist_t* list, char* s)
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{
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for (llist_t* c = list; c != NULL;) {
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llist_t* l = c;
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c = c->next;
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uirc_free_tag(l->content);
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remove_linked_list_elem(l);
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}
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free(s);
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}
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