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Include a more meaningful error message when rejecting legacy renegotiation

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This commit is contained in:
Dr. Stephen Henson 2009-11-18 14:20:21 +00:00
parent 446a6a8af7
commit 64abf5e657
3 changed files with 10 additions and 0 deletions
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3
ssl/ssl.h
View file

@ -1954,7 +1954,9 @@ void ERR_load_SSL_strings(void);
#define SSL_F_SSL_LOAD_CLIENT_CA_FILE 185
#define SSL_F_SSL_NEW 186
#define SSL_F_SSL_PARSE_CLIENTHELLO_RENEGOTIATE_EXT 300
#define SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT 302
#define SSL_F_SSL_PARSE_SERVERHELLO_RENEGOTIATE_EXT 301
#define SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT 303
#define SSL_F_SSL_PEEK 270
#define SSL_F_SSL_PREPARE_CLIENTHELLO_TLSEXT 281
#define SSL_F_SSL_PREPARE_SERVERHELLO_TLSEXT 282
@ -2251,6 +2253,7 @@ void ERR_load_SSL_strings(void);
#define SSL_R_UNKNOWN_REMOTE_ERROR_TYPE 253
#define SSL_R_UNKNOWN_SSL_VERSION 254
#define SSL_R_UNKNOWN_STATE 255
#define SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED 338
#define SSL_R_UNSUPPORTED_CIPHER 256
#define SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM 257
#define SSL_R_UNSUPPORTED_DIGEST_TYPE 326

3
ssl/ssl_err.c
View file

@ -226,7 +226,9 @@ static ERR_STRING_DATA SSL_str_functs[]=
{ERR_FUNC(SSL_F_SSL_LOAD_CLIENT_CA_FILE), "SSL_load_client_CA_file"},
{ERR_FUNC(SSL_F_SSL_NEW), "SSL_new"},
{ERR_FUNC(SSL_F_SSL_PARSE_CLIENTHELLO_RENEGOTIATE_EXT), "SSL_PARSE_CLIENTHELLO_RENEGOTIATE_EXT"},
{ERR_FUNC(SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT), "SSL_PARSE_CLIENTHELLO_TLSEXT"},
{ERR_FUNC(SSL_F_SSL_PARSE_SERVERHELLO_RENEGOTIATE_EXT), "SSL_PARSE_SERVERHELLO_RENEGOTIATE_EXT"},
{ERR_FUNC(SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT), "SSL_PARSE_SERVERHELLO_TLSEXT"},
{ERR_FUNC(SSL_F_SSL_PEEK), "SSL_peek"},
{ERR_FUNC(SSL_F_SSL_PREPARE_CLIENTHELLO_TLSEXT), "SSL_PREPARE_CLIENTHELLO_TLSEXT"},
{ERR_FUNC(SSL_F_SSL_PREPARE_SERVERHELLO_TLSEXT), "SSL_PREPARE_SERVERHELLO_TLSEXT"},
@ -526,6 +528,7 @@ static ERR_STRING_DATA SSL_str_reasons[]=
{ERR_REASON(SSL_R_UNKNOWN_REMOTE_ERROR_TYPE),"unknown remote error type"},
{ERR_REASON(SSL_R_UNKNOWN_SSL_VERSION) ,"unknown ssl version"},
{ERR_REASON(SSL_R_UNKNOWN_STATE) ,"unknown state"},
{ERR_REASON(SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED),"unsafe legacy renegotiation disabled"},
{ERR_REASON(SSL_R_UNSUPPORTED_CIPHER) ,"unsupported cipher"},
{ERR_REASON(SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM),"unsupported compression algorithm"},
{ERR_REASON(SSL_R_UNSUPPORTED_DIGEST_TYPE),"unsupported digest type"},

4
ssl/t1_lib.c
View file

@ -636,6 +636,7 @@ int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in
{
/* We should always see one extension: the renegotiate extension */
*al = SSL_AD_ILLEGAL_PARAMETER; /* is this the right alert? */
SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
return 0;
}
return 1;
@ -965,6 +966,7 @@ int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in
if (s->new_session && !renegotiate_seen
&& !(s->ctx->options & SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION))
{
SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
*al = SSL_AD_ILLEGAL_PARAMETER; /* is this the right alert? */
return 0;
}
@ -992,6 +994,7 @@ int ssl_parse_serverhello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in
{
/* We should always see one extension: the renegotiate extension */
*al = SSL_AD_ILLEGAL_PARAMETER; /* is this the right alert? */
SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
return 0;
}
return 1;
@ -1130,6 +1133,7 @@ int ssl_parse_serverhello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in
&& !(s->ctx->options & SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION))
{
*al = SSL_AD_ILLEGAL_PARAMETER; /* is this the right alert? */
SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
return 0;
}