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include extensions in output

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mathewmarcus 2018-06-19 09:17:19 -05:00 committed by Mathew Marcus
parent 430d57af39
commit 157a906228
1 changed files with 211 additions and 2 deletions
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213
ssl/ssl.enums.c
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@ -174,12 +174,13 @@ static int decode_HandshakeType_ClientHello(ssl,dir,seg,data)
{ {
UINT4 vj,vn,cs,cslen,complen,comp,odd; UINT4 vj,vn,cs,cslen,complen,comp,odd,exlen,ex;
Data session_id,random; Data session_id,random;
int r; int r;
extern decoder cipher_suite_decoder[]; extern decoder cipher_suite_decoder[];
extern decoder compression_method_decoder[]; extern decoder compression_method_decoder[];
extern decoder extension_decoder[];
printf("\n"); printf("\n");
SSL_DECODE_UINT8(ssl,0,0,data,&vj); SSL_DECODE_UINT8(ssl,0,0,data,&vj);
@ -226,6 +227,22 @@ static int decode_HandshakeType_ClientHello(ssl,dir,seg,data)
printf("\n"); printf("\n");
} }
} }
/* TODO: add code to print Extensions */
SSL_DECODE_UINT16(ssl,"extensions len",0,data,&exlen);
if (exlen) {
explain(ssl , "extensions\n");
while(data->len) {
SSL_DECODE_UINT16(ssl, "extension type", 0, data, &ex);
if (ssl_decode_switch(ssl,extension_decoder,ex,dir,seg,data) == R_NOT_FOUND) {
P_(P_RH){
explain(ssl, "Extension type: %s not yet implemented in ssldump", ex);
}
continue;
}
printf("\n");
}
}
return(0); return(0);
} }
@ -2403,3 +2420,195 @@ decoder client_certificate_type_decoder[]={
{-1} {-1}
}; };
static int decode_extension_server_name(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_max_fragment_length(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_client_certificate_url(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_trusted_ca_keys(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_truncated_hmac(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_status_request(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_signature_algorithms(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_application_layer_protocol_negotiation(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_encrypt_then_mac(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_extended_master_secret(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
static int decode_extension_next_protocol_negotiation(ssl,dir,seg,data)
ssl_obj *ssl;
int dir;
segment *seg;
Data *data;
{
int l,r;
SSL_DECODE_UINT16(ssl,"extension length",0,data,&l);
data->len-=l;
data->data+=l;
return(0);
}
decoder extension_decoder[] = {
{
0,
"server_name",
decode_extension_server_name
},
{
1,
"max_fragment_length",
decode_extension_max_fragment_length
},
{
2,
"client_certificate_url",
decode_extension_client_certificate_url
},
{
3,
"trusted_ca_keys",
decode_extension_trusted_ca_keys
},
{
4,
"truncated_hmac",
decode_extension_truncated_hmac
},
{
5,
"status_request",
decode_extension_status_request
},
{
13,
"signature_algorithms",
decode_extension_signature_algorithms
},
{
16,
"application_layer_protocol_negotiation",
decode_extension_application_layer_protocol_negotiation
},
{
22,
"encrypt_then_mac",
decode_extension_encrypt_then_mac
},
{
23,
"extended_master_secret",
decode_extension_extended_master_secret
},
{
13172,
"next_protocol_negotiation",
decode_extension_next_protocol_negotiation
},
{-1}
};