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/*
* rhdropbox
*
* Copyright (C) 2009 Christian Pointner <equinox@helsinki.at>
*
* This file is part of rhdropbox.
*
* rhdropbox 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
* any later version.
*
* rhdropbox 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 rhdropbox. If not, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "watch_list.h"
void watch_list_init(watch_list_t* list)
{
if(!list)
return;
list->first_ = NULL;
}
void watch_list_clear(watch_list_t* list)
{
if(!list)
return;
while(list->first_) {
watch_list_element_t* tmp;
tmp = list->first_;
list->first_ = tmp->next_;
if(tmp->string_)
free(tmp->string_);
free(tmp);
}
}
int watch_list_add(watch_list_t* list, int watch_fd, const char* string)
{
if(!list)
return -1;
if(!list->first_) {
list->first_ = malloc(sizeof(watch_list_element_t));
if(!list->first_)
return -2;
list->first_->next_ = 0;
list->first_->watch_fd_ = watch_fd;
list->first_->string_ = strdup(string);
if(!list->first_->string_) {
free(list->first_);
list->first_ = NULL;
return -2;
}
}
else {
watch_list_element_t* tmp = list->first_;
while(tmp->next_)
tmp = tmp->next_;
tmp->next_ = malloc(sizeof(watch_list_element_t));
if(!tmp->next_)
return -2;
tmp->next_->next_ = 0;
tmp->next_->watch_fd_ = watch_fd;
tmp->next_->string_ = strdup(string);
if(!tmp->next_->string_) {
free(list->first_);
list->first_ = NULL;
return -2;
}
}
return 0;
}
char* watch_list_find_path(watch_list_t* list, int watch_fd)
{
if(!list)
return NULL;
watch_list_element_t* tmp = list->first_;
while(tmp) {
if(tmp->watch_fd_ == watch_fd)
return tmp->path_;
tmp = tmp->next_;
}
return NULL;
}
int watch_list_find_fd(watch_list_t* list, const char* path)
{
if(!list || !path)
return -1;
watch_list_element_t* tmp = list->first_;
while(tmp) {
if(tmp->path && !strcmp(path, tmp->path))
return tmp->path_;
tmp = tmp->next_;
}
return -1;
}
void watch_list_print(watch_list_t* list, const char* head, const char* sep, const char* tail)
{
if(!list)
return;
watch_list_element_t* tmp = list->first_;
while(tmp) {
printf("%s%d%s%s%s", head, tmp->watch_fd_, sep, tmp->string_, tail);
tmp = tmp->next_;
}
}
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