Remove SRP and Kerberos support from libssl. These are complex protocols

all on their own and we can't effectively maintain them without using them,
which we don't. If the need arises, the code can be resurrected.

1 files changed, 0 insertions, 50 deletions

diff --git a/src/lib/libssl/t1_lib.c b/src/lib/libssl/t1_lib.c
index bb33331862..2e183bb233 100644
--- a/src/lib/libssl/t1_lib.c
+++ b/src/lib/libssl/t1_lib.c
@@ -415,35 +415,6 @@ ssl_add_clienthello_tlsext(SSL *s, unsigned char *p, unsigned char *limit)
                 ret += el;
         }
 
-#ifndef OPENSSL_NO_SRP
-        /* Add SRP username if there is one */
-        if (s->srp_ctx.login != NULL) {
-                /* Add TLS extension SRP username to the Client Hello message */
-
-                int login_len = strlen(s->srp_ctx.login);
-
-                if (login_len > 255 || login_len == 0) {
-                        SSLerr(SSL_F_SSL_ADD_CLIENTHELLO_TLSEXT, ERR_R_INTERNAL_ERROR);
-                        return NULL;
-                }
-
-                /* check for enough space.
-                   4 for the srp type type and entension length
-                   1 for the srp user identity
-                   + srp user identity length 
-                */
-                if ((limit - ret - 5 - login_len) < 0)
-                        return NULL;
-
-
-                /* fill in the extension */
-                s2n(TLSEXT_TYPE_srp, ret);
-                s2n(login_len + 1, ret);
-                (*ret++) = (unsigned char) login_len;
-                memcpy(ret, s->srp_ctx.login, login_len);
-                ret += login_len;
-        }
-#endif
 
 #ifndef OPENSSL_NO_EC
         if (s->tlsext_ecpointformatlist != NULL &&
@@ -1063,27 +1034,6 @@ ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, unsigned char *d,
                         }
 
                 }
-#ifndef OPENSSL_NO_SRP
-                else if (type == TLSEXT_TYPE_srp) {
-                        if (size <= 0 || ((len = data[0])) != (size - 1)) {
-                                *al = SSL_AD_DECODE_ERROR;
-                                return 0;
-                        }
-                        if (s->srp_ctx.login != NULL) {
-                                *al = SSL_AD_DECODE_ERROR;
-                                return 0;
-                        }
-                        if ((s->srp_ctx.login = malloc(len + 1)) == NULL)
-                                return -1;
-                        memcpy(s->srp_ctx.login, &data[1], len);
-                        s->srp_ctx.login[len] = '\0';
-
-                        if (strlen(s->srp_ctx.login) != len) {
-                                *al = SSL_AD_DECODE_ERROR;
-                                return 0;
-                        }
-                }
-#endif
 
 #ifndef OPENSSL_NO_EC
                 else if (type == TLSEXT_TYPE_ec_point_formats &&