void printresponse(const unsigned char * resp, int n)
{
int i, l;
unsigned int nresp;
const unsigned char * p;
for(i=0; i<n; i++)
printf("%02x ", resp[i]);
printf("\n");
nresp = resp[0];
p = resp + 1;
for(i = 0; i < (int)nresp; i++) {
/*l = *(p++);*/
DECODELENGTH(l, p);
printf("%d - %.*s\n", i, l, p);
p += l;
/*l = *(p++);*/
DECODELENGTH(l, p);
printf(" %.*s\n", l, p);
p += l;
/*l = *(p++);*/
DECODELENGTH(l, p);
printf(" %.*s\n", l, p);
p += l;
}
}
void printresponse(const unsigned char * resp, int n)
{
int i, l;
unsigned int nresp;
const unsigned char * p;
if(n == 0)
return;
/* first, hexdump the response : */
for(i = 0; i < n; i += 16) {
printf("%06x | ", i);
for(l = i; l < n && l < (i + 16); l++)
printf("%02x ", resp[l]);
while(l < (i + 16)) {
printf(" ");
l++;
}
printf("| ");
for(l = i; l < n && l < (i + 16); l++)
putchar((resp[l] >= ' ' && resp[l] < 128) ? resp[l] : '.');
putchar('\n');
}
/* now parse and display all devices of response */
nresp = resp[0]; /* 1st byte : number of devices in response */
p = resp + 1;
for(i = 0; i < (int)nresp; i++) {
if(p >= resp + n)
goto error;
/*l = *(p++);*/
DECODELENGTH(l, p);
if(p + l > resp + n)
goto error;
printf("%d - %.*s\n", i, l, p); /* URL */
p += l;
if(p >= resp + n)
goto error;
/*l = *(p++);*/
DECODELENGTH(l, p);
if(p + l > resp + n)
goto error;
printf(" %.*s\n", l, p); /* ST */
p += l;
if(p >= resp + n)
goto error;
/*l = *(p++);*/
DECODELENGTH(l, p);
if(p + l > resp + n)
goto error;
printf(" %.*s\n", l, p); /* USN */
p += l;
}
return;
error:
printf("*** WARNING : TRUNCATED RESPONSE ***\n");
}
void printversion(const unsigned char * resp, int n)
{
int l;
const unsigned char * p;
p = resp;
DECODELENGTH(l, p);
if(resp + n < p + l) {
printf("get version error\n");
}
printf("MiniSSDPd version : %.*s\n", l, p);
}
int main(int argc, char * * argv)
{
unsigned char buf[256];
unsigned char * p;
long i, j;
(void)argc; (void)argv;
for(i = 1; i < 1000000000; i *= 2) {
/* encode i, decode to j */
printf("%ld ", i);
p = buf;
CODELENGTH(i, p);
p = buf;
DECODELENGTH(j, p);
if(i != j) {
fprintf(stderr, "Error ! encoded %ld, decoded %ld.\n", i, j);
return 1;
}
}
printf("Test succesful\n");
return 0;
}
struct UPNPDev *
getDevicesFromMiniSSDPD(const char * devtype, const char * socketpath)
{
struct UPNPDev * tmp;
struct UPNPDev * devlist = NULL;
unsigned char buffer[2048];
ssize_t n;
unsigned char * p;
unsigned char * url;
unsigned int i;
unsigned int urlsize, stsize, usnsize, l;
int s;
struct sockaddr_un addr;
s = socket(AF_UNIX, SOCK_STREAM, 0);
if(s < 0)
{
/*syslog(LOG_ERR, "socket(unix): %m");*/
perror("socket(unix)");
return NULL;
}
addr.sun_family = AF_UNIX;
strncpy(addr.sun_path, socketpath, sizeof(addr.sun_path));
/* TODO : check if we need to handle the EINTR */
if(connect(s, (struct sockaddr *)&addr, sizeof(struct sockaddr_un)) < 0)
{
/*syslog(LOG_WARNING, "connect(\"%s\"): %m", socketpath);*/
close(s);
return NULL;
}
stsize = strlen(devtype);
buffer[0] = 1; /* request type 1 : request devices/services by type */
p = buffer + 1;
l = stsize; CODELENGTH(l, p);
if(p + stsize > buffer + sizeof(buffer))
{
/* devtype is too long ! */
close(s);
return NULL;
}
memcpy(p, devtype, stsize);
p += stsize;
if(write(s, buffer, p - buffer) < 0)
{
/*syslog(LOG_ERR, "write(): %m");*/
perror("minissdpc.c: write()");
close(s);
return NULL;
}
n = read(s, buffer, sizeof(buffer));
if(n<=0)
{
perror("minissdpc.c: read()");
close(s);
return NULL;
}
p = buffer + 1;
for(i = 0; i < buffer[0]; i++)
{
if(p+2>=buffer+sizeof(buffer))
break;
DECODELENGTH(urlsize, p);
if(p+urlsize+2>=buffer+sizeof(buffer))
break;
url = p;
p += urlsize;
DECODELENGTH(stsize, p);
if(p+stsize+2>=buffer+sizeof(buffer))
break;
tmp = (struct UPNPDev *)malloc(sizeof(struct UPNPDev)+urlsize+stsize);
tmp->pNext = devlist;
tmp->descURL = tmp->buffer;
tmp->st = tmp->buffer + 1 + urlsize;
memcpy(tmp->buffer, url, urlsize);
tmp->buffer[urlsize] = '\0';
memcpy(tmp->buffer + urlsize + 1, p, stsize);
p += stsize;
tmp->buffer[urlsize+1+stsize] = '\0';
devlist = tmp;
/* added for compatibility with recent versions of MiniSSDPd
* >= 2007/12/19 */
DECODELENGTH(usnsize, p);
p += usnsize;
if(p>buffer + sizeof(buffer))
break;
}
close(s);
return devlist;
}
