security-and-privacy/gnupg
security-and-privacy/gnupg
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very first release

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This commit is contained in:
Werner Koch 1997-12-20 17:23:29 +00:00
parent ee8d92fefa
commit cb5459aed7
20 changed files with 428 additions and 89 deletions
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53
g10/keygen.c
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@ -39,17 +39,6 @@
#endif
static int
answer_is_yes( const char *s )
{
if( !stricmp(s, "yes") )
return 1;
if( *s == 'y' && !s[1] )
return 1;
if( *s == 'Y' && !s[1] )
return 1;
return 0;
}
static u16
@ -356,7 +345,7 @@ generate_keypair()
else if( algo == 3 ) {
algo = PUBKEY_ALGO_DSA;
algo_name = "DSA";
break;
tty_printf("Sorry; DSA is not yet supported.\n");
}
}
@ -380,8 +369,8 @@ generate_keypair()
#endif
if( algo == PUBKEY_ALGO_DSA && (nbits < 512 || nbits > 1024) )
tty_printf("DSA does only allow keysizes from 512 to 1024\n");
else if( nbits < 128 ) /* FIXME: change this to 768 */
tty_printf("keysize too small; please select a larger one\n");
else if( nbits < 768 )
tty_printf("keysize too small; 768 is smallest value allowed.\n");
else if( nbits > 2048 ) {
tty_printf("Keysizes larger than 2048 are not suggested, because "
"computations take REALLY long!\n");
@ -441,20 +430,28 @@ generate_keypair()
tty_printf( "You need a Passphrase to protect your secret key.\n\n" );
dek = m_alloc_secure( sizeof *dek );
dek->algo = CIPHER_ALGO_BLOWFISH;
rc = make_dek_from_passphrase( dek , 2 );
if( rc == -1 ) {
m_free(dek); dek = NULL;
tty_printf(
for(;;) {
dek->algo = CIPHER_ALGO_BLOWFISH;
rc = make_dek_from_passphrase( dek , 2 );
if( rc == -1 ) {
m_free(dek); dek = NULL;
tty_printf(
"You don't what a passphrase - this is probably a *bad* idea!\n"
"I will do it anyway. You can change your passphrase at anytime,\n"
"using this program with the option \"--change-passphrase\"\n\n" );
}
else if( rc ) {
m_free(dek); dek = NULL;
m_free(uid);
log_error("Error getting the passphrase: %s\n", g10_errstr(rc) );
return;
break;
}
else if( rc == G10ERR_PASSPHRASE ) {
tty_printf("passphrase not correctly repeated; try again.\n");
}
else if( rc ) {
m_free(dek); dek = NULL;
m_free(uid);
log_error("Error getting the passphrase: %s\n", g10_errstr(rc) );
return;
}
else
break; /* okay */
}
@ -474,6 +471,12 @@ generate_keypair()
pub_root = make_comment_node("#created by G10 pre-release " VERSION );
sec_root = make_comment_node("#created by G10 pre-release " VERSION );
tty_printf(
"We need to generate a lot of random bytes. It is a good idea to perform\n"
"some other action (work in another window, move the mouse, utilize the\n"
"network and the disks) during the prime generation; this gives the random\n"
"number generator a better chance to gain enough entropy.\n" );
if( algo == PUBKEY_ALGO_ELGAMAL )
rc = gen_elg(nbits, pub_root, sec_root, dek, &skc );
#ifdef HAVE_RSA_CIPHER