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/*
* Copyright (C) 2000 Nikos Mavroyanopoulos
*
* This file is part of GNUTLS.
*
* GNUTLS is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* GNUTLS is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <defines.h>
#include "gnutls_int.h"
#include "gnutls_errors.h"
#ifdef DEBUG
void _gnutls_dump_mpi(char* prefix, MPI a)
{
char buf[400];
size_t n = sizeof buf;
if (gcry_mpi_print(GCRYMPI_FMT_HEX, buf, &n, a))
strcpy(buf, "[can't print value]");
fprintf(stderr, "MPI: length: %d\n\t%s%s\n", (n-1)/2, prefix, buf);
}
char *_gnutls_bin2hex(const unsigned char *old, const size_t oldlen)
{
unsigned char *new = NULL;
int i, j;
new = calloc(1, oldlen * 2 * sizeof(char) + 1);
if (!new)
return (new);
for (i = j = 0; i < oldlen; j+=2) {
sprintf(&new[j], "%.2x", old[i]);
i++;
}
new[j] = '\0';
return (new);
}
void _gnutls_print_state(GNUTLS_STATE state)
{
fprintf(stderr, "GNUTLS State:\n");
fprintf(stderr, "Connection End: %d\n",
state->security_parameters.entity);
fprintf(stderr, "Cipher Algorithm: %d\n",
state->security_parameters.bulk_cipher_algorithm);
fprintf(stderr, "Cipher Type: %d\n",
state->security_parameters.cipher_type);
fprintf(stderr, "Key Size: %d\n",
state->security_parameters.key_size);
fprintf(stderr, "Key Material: %d\n",
state->security_parameters.key_material_length);
fprintf(stderr, "MAC algorithm: %d\n",
state->security_parameters.mac_algorithm);
fprintf(stderr, "Hash size: %d\n",
state->security_parameters.hash_size);
fprintf(stderr, "Compression Algorithm: %d\n",
state->security_parameters.compression_algorithm);
fprintf(stderr, "\n");
}
void _gnutls_print_TLSCompressed(GNUTLSCompressed * compressed)
{
fprintf(stderr, "TLSCompressed packet:\n");
fprintf(stderr, "type: %d\n", compressed->type);
fprintf(stderr, "version: %d,%d\n", compressed->version.major,
compressed->version.minor);
fprintf(stderr, "length: %d\n", compressed->length);
fprintf(stderr, "fragment: %s\n",
_gnutls_bin2hex(compressed->fragment, compressed->length));
fprintf(stderr, "\n");
}
void _gnutls_print_TLSPlaintext(GNUTLSPlaintext * plaintext)
{
fprintf(stderr, "TLSPlaintext packet:\n");
fprintf(stderr, "type: %d\n", plaintext->type);
fprintf(stderr, "version: %d,%d\n", plaintext->version.major,
plaintext->version.minor);
fprintf(stderr, "length: %d\n", plaintext->length);
fprintf(stderr, "fragment: %s\n",
_gnutls_bin2hex(plaintext->fragment, plaintext->length));
fprintf(stderr, "\n");
}
void _gnutls_print_TLSCiphertext(GNUTLSCiphertext * ciphertext)
{
fprintf(stderr, "TLSCiphertext packet:\n");
fprintf(stderr, "type: %d\n", ciphertext->type);
fprintf(stderr, "version: %d,%d\n", ciphertext->version.major,
ciphertext->version.minor);
fprintf(stderr, "length: %d\n", ciphertext->length);
fprintf(stderr, "fragment: %s\n",
_gnutls_bin2hex(ciphertext->fragment, ciphertext->length));
fprintf(stderr, "\n");
}
char* _gnutls_alert2str( int alert) {
static char str[512];
switch(alert) {
case GNUTLS_CLOSE_NOTIFY:
strcpy(str, "Close Notify");
break;
case GNUTLS_UNEXPECTED_MESSAGE:
strcpy(str, "Unexpected message");
break;
case GNUTLS_BAD_RECORD_MAC:
strcpy(str, "Bad record MAC");
break;
case GNUTLS_DECRYPTION_FAILED:
strcpy(str, "Decryption Failed");
break;
case GNUTLS_RECORD_OVERFLOW:
strcpy(str, "Record Overflow");
break;
case GNUTLS_DECOMPRESSION_FAILURE:
strcpy(str, "Decompression Failed");
break;
case GNUTLS_HANDSHAKE_FAILURE:
strcpy(str, "Handshake failed");
break;
case GNUTLS_BAD_CERTIFICATE:
strcpy(str, "Certificate is bad");
break;
case GNUTLS_UNSUPPORTED_CERTIFICATE:
strcpy(str, "Certificate is not supported");
break;
case GNUTLS_CERTIFICATE_REVOKED:
strcpy(str, "Certificate was revoked");
break;
case GNUTLS_CERTIFICATE_EXPIRED:
strcpy(str, "Certificate is expired");
break;
case GNUTLS_CERTIFICATE_UNKNOWN:
strcpy(str, "Unknown Certificate");
break;
case GNUTLS_ILLEGAL_PARAMETER:
strcpy(str, "Illegal Parameter");
break;
case GNUTLS_UNKNOWN_CA:
strcpy(str, "CA is not known");
break;
case GNUTLS_ACCESS_DENIED:
strcpy(str, "Access was denied");
break;
case GNUTLS_DECODE_ERROR:
strcpy(str, "Decode error");
break;
case GNUTLS_DECRYPT_ERROR:
strcpy(str, "Decrypt error");
break;
case GNUTLS_EXPORT_RESTRICTION:
strcpy(str, "Export Restriction");
break;
case GNUTLS_PROTOCOL_VERSION:
strcpy(str, "Error in protocol version");
break;
case GNUTLS_INSUFFICIENT_SECURITY:
strcpy(str, "Insufficient Security");
break;
case GNUTLS_USER_CANCELED:
strcpy(str, "User Canceled");
break;
case GNUTLS_NO_RENEGOTIATION:
strcpy(str, "No renegotiation is allowed");
break;
default:
strcpy(str, "Unknown Alert");
}
return str;
}
char* _gnutls_packet2str( int packet) {
static char str[512];
switch(packet) {
case GNUTLS_CHANGE_CIPHER_SPEC:
strcpy(str, "Change Cipher Spec");
break;
case GNUTLS_ALERT:
strcpy(str, "Alert");
break;
case GNUTLS_HANDSHAKE:
strcpy(str, "Handshake");
break;
case GNUTLS_APPLICATION_DATA:
strcpy(str, "Application Data");
break;
default:
strcpy(str, "Unknown Packet");
}
return str;
}
char* _gnutls_handshake2str( int handshake) {
static char str[512];
switch(handshake) {
case GNUTLS_HELLO_REQUEST:
strcpy(str, "HELLO REQUEST");
break;
case GNUTLS_CLIENT_HELLO:
strcpy(str, "CLIENT HELLO");
break;
case GNUTLS_SERVER_HELLO:
strcpy(str, "SERVER HELLO");
break;
case GNUTLS_CERTIFICATE:
strcpy(str, "CERTIFICATE");
break;
case GNUTLS_SERVER_KEY_EXCHANGE:
strcpy(str, "SERVER KEY EXCHANGE");
break;
case GNUTLS_CERTIFICATE_REQUEST:
strcpy(str, "CERTIFICATE REQUEST");
break;
case GNUTLS_SERVER_HELLO_DONE:
strcpy(str, "SERVER HELLO DONE");
break;
case GNUTLS_CERTIFICATE_VERIFY:
strcpy(str, "CERTIFICATE VERIFY");
break;
case GNUTLS_CLIENT_KEY_EXCHANGE:
strcpy(str, "CLIENT KEY EXCHANGE");
break;
case GNUTLS_FINISHED:
strcpy(str, "FINISHED");
break;
default:
strcpy(str, "Unknown Handshake");
}
return str;
}
#endif
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