Delete completely useless crap and just use getaddrinfo. Fix man page

while we're at it.
Note for the nostalgic, since "wais" is still an alias in /etc/services
it will continue to work..
ok deraadt@ millert@ krw@

1 files changed, 7 insertions, 44 deletions

diff --git a/src/lib/libcrypto/bio/b_sock.c b/src/lib/libcrypto/bio/b_sock.c
index ece88277df..db8a30538c 100644
--- a/src/lib/libcrypto/bio/b_sock.c
+++ b/src/lib/libcrypto/bio/b_sock.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: b_sock.c,v 1.61 2014/12/03 22:14:38 bcook Exp $ */
+/* $OpenBSD: b_sock.c,v 1.62 2016/12/20 23:14:37 beck Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -120,57 +120,20 @@ BIO_get_port(const char *str, unsigned short *port_ptr)
                 .ai_socktype = SOCK_STREAM,
                 .ai_flags = AI_PASSIVE,
         };
-        long port;
-        char *ep;
+        int error;
 
         if (str == NULL) {
                 BIOerr(BIO_F_BIO_GET_PORT, BIO_R_NO_PORT_SPECIFIED);
                 return (0);
         }
 
-        errno = 0;
-        port = strtol(str, &ep, 10);
-        if (str[0] != '\0' && *ep == '\0') {
-                if (errno == ERANGE && (port == LONG_MAX || port == LONG_MIN)) {
-                        BIOerr(BIO_F_BIO_GET_PORT, BIO_R_INVALID_PORT_NUMBER);
-                        return (0);
-                }
-                if (port < 0 || port > 65535) {
-                        BIOerr(BIO_F_BIO_GET_PORT, BIO_R_INVALID_PORT_NUMBER);
-                        return (0);
-                }
-                goto done;
-        }
-
-        if (getaddrinfo(NULL, str, &hints, &res) == 0) {
-                port = ntohs(((struct sockaddr_in *)(res->ai_addr))->sin_port);
-                goto done;
-        }
-
-        if (strcmp(str, "http") == 0)
-                port = 80;
-        else if (strcmp(str, "telnet") == 0)
-                port = 23;
-        else if (strcmp(str, "socks") == 0)
-                port = 1080;
-        else if (strcmp(str, "https") == 0)
-                port = 443;
-        else if (strcmp(str, "ssl") == 0)
-                port = 443;
-        else if (strcmp(str, "ftp") == 0)
-                port = 21;
-        else if (strcmp(str, "gopher") == 0)
-                port = 70;
-        else {
-                SYSerr(SYS_F_GETSERVBYNAME, errno);
-                ERR_asprintf_error_data("service='%s'", str);
+        if ((error = getaddrinfo(NULL, str, &hints, &res)) != 0) {
+                ERR_asprintf_error_data("getaddrinfo: service='%s' : %s'", str,
+                    gai_strerror(error));
                 return (0);
         }
-
-done:
-        if (res)
-                freeaddrinfo(res);
-        *port_ptr = (unsigned short)port;
+        *port_ptr = ntohs(((struct sockaddr_in *)(res->ai_addr))->sin_port);
+        freeaddrinfo(res);
         return (1);
 }