- if (dkim_private_key_expanded[0] == '/')
- {
- int privkey_fd, off = 0, len;
-
- /* Looks like a filename, load the private key. */
-
- memset(big_buffer, 0, big_buffer_size);
-
- if ((privkey_fd = open(CS dkim_private_key_expanded, O_RDONLY)) < 0)
- {
- log_write(0, LOG_MAIN | LOG_PANIC, "unable to open "
- "private key file for reading: %s",
- dkim_private_key_expanded);
- goto bad;
- }
-
- do
- {
- if ((len = read(privkey_fd, big_buffer + off, big_buffer_size - 2 - off)) < 0)
- {
- (void) close(privkey_fd);
- log_write(0, LOG_MAIN|LOG_PANIC, "unable to read private key file: %s",
- dkim_private_key_expanded);
- goto bad;
- }
- off += len;
- }
- while (len > 0);
-
- (void) close(privkey_fd);
- big_buffer[off] = '\0';
- dkim_private_key_expanded = big_buffer;
- }
+ if ( dkim_private_key_expanded[0] == '/'
+ && !(dkim_private_key_expanded =
+ expand_file_big_buffer(dkim_private_key_expanded)))
+ goto bad;