goto error;
len = strcspn(line, " ");
if (len != 8 || 0 != strncmp(line, "HTTP/1.1", 8))
- goto error;
+ goto abort;
it = line + len;
len = strspn(it, " ");
if (len == 0)
- goto error;
+ goto abort;
it += len;
len = strcspn(it, " ");
if (len != 3 || 0 != strncmp(it, "101", 3))
- goto error;
+ goto abort;
/* reads the rest of the response until empty line */
clen = 0;
if (clen > 0) {
while (read(fd, line, len) < 0 && errno == EINTR);
}
- if (haserr != 0)
- result = -1;
- else if (result < 0) {
- result = 0;
- while(protocols[result] != NULL)
- result++;
- }
-error:
+ if (haserr != 0 || result < 0)
+ goto abort;
return result;
+abort:
+ errno = ECONNABORTED;
+error:
+ return -1;
}
static int negociate(int fd, const char **protocols, const char *path, const char *host)