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/* $Id$ */
/***
This file is part of polypaudio.
polypaudio 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.
polypaudio 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 polypaudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <assert.h>
#include <stdlib.h>
#include "xmalloc.h"
#include "util.h"
#include "parseaddr.h"
/* Parse addresses in one of the following forms:
* HOSTNAME
* HOSTNAME:PORT
* [HOSTNAME]
* [HOSTNAME]:PORT
*
* Return a newly allocated string of the hostname and fill in *ret_port if specified */
static char *parse_host(const char *s, uint16_t *ret_port) {
assert(s && ret_port);
if (*s == '[') {
char *e;
if (!(e = strchr(s+1, ']')))
return NULL;
if (e[1] == ':')
*ret_port = atoi(e+2);
else if (e[1] != 0)
return NULL;
return pa_xstrndup(s+1, e-s-1);
} else {
char *e;
if (!(e = strrchr(s, ':')))
return pa_xstrdup(s);
*ret_port = atoi(e+1);
return pa_xstrndup(s, e-s);
}
}
int pa_parse_address(const char *name, struct pa_parsed_address *ret_p) {
const char *p;
assert(name && ret_p);
memset(ret_p, 0, sizeof(struct pa_parsed_address));
ret_p->type = PA_PARSED_ADDRESS_TCP_AUTO;
if (*name == '{') {
char hn[256], *pfx;
/* The URL starts with a host specification for detecting local connections */
if (!pa_get_host_name(hn, sizeof(hn)))
return -1;
pfx = pa_sprintf_malloc("{%s}", hn);
if (!pa_startswith(name, pfx)) {
pa_xfree(pfx);
/* Not local */
return -1;
}
p = name + strlen(pfx);
pa_xfree(pfx);
} else
p = name;
if (*p == '/')
ret_p->type = PA_PARSED_ADDRESS_UNIX;
else if (pa_startswith(p, "unix:")) {
ret_p->type = PA_PARSED_ADDRESS_UNIX;
p += sizeof("unix:")-1;
} else if (pa_startswith(p, "tcp:") || pa_startswith(p, "tcp4:")) {
ret_p->type = PA_PARSED_ADDRESS_TCP4;
p += sizeof("tcp:")-1;
} else if (pa_startswith(p, "tcp6:")) {
ret_p->type = PA_PARSED_ADDRESS_TCP6;
p += sizeof("tcp6:")-1;
}
if (ret_p->type == PA_PARSED_ADDRESS_UNIX)
ret_p->path_or_host = pa_xstrdup(p);
else
if (!(ret_p->path_or_host = parse_host(p, &ret_p->port)))
return -1;
return 0;
}
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