// get paths from host and query
lob_t util_uri_paths(lob_t uri)
{
uint32_t i;
uint16_t port;
uint8_t *buf;
size_t len;
char *key, *value;
lob_t paths, query = lob_linked(uri);
if(!query) return NULL;
paths = NULL;
// gen paths from host/port
if((port = lob_get_uint(uri,"port")))
{
key = lob_get(uri,"host");
paths = lob_chain(paths);
lob_set(paths,"type","upd4");
lob_set(paths,"ip",key);
lob_set_uint(paths,"port",port);
paths = lob_chain(paths);
lob_set(paths,"type","tcp4");
lob_set(paths,"ip",key);
lob_set_uint(paths,"port",port);
}
// loop through all keyval pairs to find paths
buf = NULL;
for(i=0;(key = lob_get_index(query,i));i+=2)
{
value = lob_get_index(query,i+1);
if(util_cmp(key,"paths") != 0 || !value) continue;
len = base32_decode_floor(strlen(value));
buf = util_reallocf(buf,len);
if(!buf) continue;
if(base32_decode(value,strlen(value),buf,len) < len) continue;
paths = lob_link(lob_parse(buf,len), paths);
}
free(buf);
return paths;
}
// intermediate hashes in the json, if id is given it is attached as BODY instead
lob_t hashname_im(lob_t keys, uint8_t id)
{
uint32_t i;
size_t len;
uint8_t *buf, hash[32];
char *key, *value, hex[3];
lob_t im;
if(!keys) return LOG("bad args");
// loop through all keys and create intermediates
im = lob_new();
buf = NULL;
util_hex(&id,1,hex);
for(i=0;(key = lob_get_index(keys,i));i+=2)
{
value = lob_get_index(keys,i+1);
if(strlen(key) != 2 || !value) continue; // skip non-csid keys
len = base32_decode_floor(strlen(value));
// save to body raw or as a base32 intermediate value
if(id && util_cmp(hex,key) == 0)
{
lob_body(im,NULL,len);
if(base32_decode(value,strlen(value),im->body,len) != len) continue;
lob_set_raw(im,key,0,"true",4);
}else{
buf = util_reallocf(buf,len);
if(!buf) return lob_free(im);
if(base32_decode(value,strlen(value),buf,len) != len) continue;
// store the hash intermediate value
e3x_hash(buf,len,hash);
lob_set_base32(im,key,hash,32);
}
}
if(buf) free(buf);
return im;
}
