74 lines
2.0 KiB
C
74 lines
2.0 KiB
C
/* the Music Player Daemon (MPD)
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* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
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* This project's homepage is: http://www.musicpd.org
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*
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* This program 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 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* a very simple singly-linked-list structure for queues/buffers */
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#include "sllist.h"
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#include "utils.h"
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#include <string.h>
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static void init_strnode(struct strnode *x, char *s)
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{
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x->data = s;
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x->next = NULL;
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}
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struct strnode *new_strnode(char *s)
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{
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struct strnode *x = xmalloc(sizeof(struct strnode));
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init_strnode(x, s);
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return x;
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}
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struct strnode *new_strnode_dup(const char *s, const size_t size)
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{
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struct strnode *x = xmalloc(sizeof(struct strnode) + size);
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x->next = NULL;
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x->data = ((char *)x + sizeof(struct strnode));
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memcpy((void *)x->data, (const void*)s, size);
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return x;
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}
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struct sllnode *new_sllnode(const void *s, const size_t size)
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{
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struct sllnode *x = xmalloc(sizeof(struct sllnode) + size);
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x->next = NULL;
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x->size = size;
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x->data = ((char *)x + sizeof(struct sllnode));
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memcpy(x->data, (const void *)s, size);
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return x;
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}
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struct strnode *dup_strlist(struct strnode *old)
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{
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struct strnode *tmp, *new, *cur;
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tmp = old;
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cur = new = new_strnode_dup(tmp->data, strlen(tmp->data) + 1);
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tmp = tmp->next;
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while (tmp) {
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cur->next = new_strnode_dup(tmp->data, strlen(tmp->data) + 1);
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cur = cur->next;
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tmp = tmp->next;
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}
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return new;
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}
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