diff options
| -rw-r--r-- | win32/sendmail.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/win32/sendmail.c b/win32/sendmail.c index 82e8437a84..199a8f66df 100644 --- a/win32/sendmail.c +++ b/win32/sendmail.c @@ -883,11 +883,11 @@ int Ack(char **server_response) /* Check for newline */ Index += rlen; - if ((buf[Received - 4] == ' ' && buf[Received - 3] == '-') || - (buf[Received - 2] != '\r') || (buf[Received - 1] != '\n')) - /* err_msg fprintf(stderr,"Incomplete server message. Awaiting CRLF\n"); */ - goto again; /* Incomplete data. Line must be terminated by CRLF - And not contain a space followed by a '-' */ + /* SMPT RFC says \r\n is the only valid line ending, who are we to argue ;) + * The response code must contain at least 5 characters ex. 220\r\n */ + if (Received < 5 || buf[Received - 1] != '\n' || buf[Received - 2] != '\r') { + goto again; + } if (buf[0] > '3') { /* If we've a valid pointer, return the SMTP server response so the error message contains more information */ |