static int ping_camera(const char *url)
{
const char *cp;
char *url2, *p;
static const char *uuid;
static size_t uuid_len;
static const char path[] = "/desc_iml/MobileConnectedCamera.xml?uuid=";
size_t base_len, len;
char *outbuf, contenttype[LINE_SIZE];
int err;
/* Find the http://host:port part of the url */
cp = strstr(url, "://");
if (!cp) {
fprintf(stderr, "Invalid device URL: %s\n", url);
abort();
return -1;
}
cp += 3;
cp = strchr(cp, '/');
if (!cp)
cp = url + strlen(url);
base_len = cp - url;
if (base_len > 1024) {
fprintf(stderr, "Device URL too long: %s\n", url);
return -1;
}
if (!uuid) {
uuid = get_uuid();
uuid_len = strlen(uuid);
}
/* paste baseurl + path + uuid */
len = base_len + sizeof(path) - 1 + uuid_len;
url2 = malloc(len + 1);
if (!url2) {
perror("Memory allocation failure");
return -1;
}
url2[len] = '\0';
memcpy(url2, url, cp - url);
p = url2 + (cp - url);
memcpy(p, path, sizeof(path) - 1);
p += sizeof(path) - 1;
memcpy(p, uuid, uuid_len);
fprintf(stderr, "url2: \"%s\"\n", url2);
outbuf = NULL;
err = UpnpDownloadUrlItem(url2, &outbuf, contenttype);
/* FIXME: Check that the XML contains what we expect */
free(outbuf);
if (err)
upnp_perror("UpnpDownloadUrlItem", err);
return err;
}
ERROR_TYPE IUpnp::DownloadUrlItem(IN const char *url,OUT char **outBuf,OUT char *contentType)
{
return (ERROR_TYPE)UpnpDownloadUrlItem(url,outBuf,contentType);
}
