blowfish_setkey(ctx, key, 16);
}
+#ifndef ENABLE_BLOWFISH_SSH2_CTR
static void blowfish256_key(void *handle, unsigned char *key)
{
BlowfishContext *ctx = (BlowfishContext *)handle;
blowfish_setkey(ctx, key, 32);
}
+#endif
static void blowfish_iv(void *handle, unsigned char *key)
{
blowfish_msb_decrypt_cbc(blk, len, ctx);
}
+#ifndef ENABLE_BLOWFISH_SSH2_CTR
static void blowfish_ssh2_sdctr(void *handle, unsigned char *blk,
int len)
{
BlowfishContext *ctx = (BlowfishContext *)handle;
blowfish_msb_sdctr(blk, len, ctx);
}
+#endif
const struct ssh_cipher ssh_blowfish_ssh1 = {
blowfish_ssh1_make_context, blowfish_free_context, blowfish_sesskey,
8, 128, "Blowfish-128 CBC"
};
+#ifndef ENABLE_BLOWFISH_SSH2_CTR
static const struct ssh2_cipher ssh_blowfish_ssh2_ctr = {
blowfish_make_context, blowfish_free_context, blowfish_iv, blowfish256_key,
blowfish_ssh2_sdctr, blowfish_ssh2_sdctr,
"blowfish-ctr",
8, 256, "Blowfish-256 SDCTR"
};
+#endif
/*
* "blowfish-ctr" is disabled because it hasn't had any interoperability
* builds.
*/
static const struct ssh2_cipher *const blowfish_list[] = {
-/* &ssh_blowfish_ssh2_ctr, */
+#ifndef ENABLE_BLOWFISH_SSH2_CTR
+ &ssh_blowfish_ssh2_ctr,
+#endif
&ssh_blowfish_ssh2
};
8, 168, "triple-DES CBC"
};
+#ifndef ENABLE_3DES_SSH2_CTR
static const struct ssh2_cipher ssh_3des_ssh2_ctr = {
des3_make_context, des3_free_context, des3_iv, des3_key,
des3_ssh2_sdctr, des3_ssh2_sdctr,
"3des-ctr",
8, 168, "triple-DES SDCTR"
};
+#endif
/*
* Single DES in SSH-2. "des-cbc" is marked as HISTORIC in
* builds.
*/
static const struct ssh2_cipher *const des3_list[] = {
-/* &ssh_3des_ssh2_ctr, */
+#ifndef ENABLE_3DES_SSH2_CTR
+ &ssh_3des_ssh2_ctr,
+#endif
&ssh_3des_ssh2
};