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"FALLBACK" handling was a hack that was thrown out long ago in the

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ENGINE redevelopment. The idea had been that "-1" could be used as a
special "ask me later" 'nid' rather than specifying supported cipher and
digest 'nid's up front. However the idea turned out to be pretty broken.
This commit is contained in:
Geoff Thorpe 2001-09-25 21:52:39 +00:00
parent c921a5e1d4
commit 004aa803a9
1 changed files with 1 additions and 17 deletions
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18
crypto/engine/eng_openssl.c
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@ -67,12 +67,10 @@
* the application explicitly calls "ENGINE_load_openssl()" because this is no
* longer automatic in ENGINE_load_builtin_engines(). */
#define TEST_ENG_OPENSSL_RC4
/* #define TEST_ENC_OPENSSL_RC4_FALLBACK */
/* #define TEST_ENG_OPENSSL_RC4_OTHERS */
#define TEST_ENG_OPENSSL_RC4_P_INIT
/* #define TEST_ENG_OPENSSL_RC4_P_CIPHER */
#define TEST_ENG_OPENSSL_SHA
/* #define TEST_ENG_OPENSSL_SHA_FALLBACK */
/* #define TEST_ENG_OPENSSL_SHA_OTHERS */
/* #define TEST_ENG_OPENSSL_SHA_P_INIT */
/* #define TEST_ENG_OPENSSL_SHA_P_UPDATE */
@ -138,12 +136,8 @@ void ENGINE_load_openssl(void)
* RC4 into this ENGINE. The result is that EVP_CIPHER operation for "rc4"
* should under normal circumstances go via this support rather than the default
* EVP support. There are other symbols to tweak the testing;
* TEST_ENC_OPENSSL_RC4_FALLBACK - declare support for "-1" so that all
* uncached cipher lookups check with this ENGINE (ie. it'll get asked
* about other ciphers, but hopefully not more than once for each nid).
* TEST_ENC_OPENSSL_RC4_OTHERS - print a one line message to stderr each time
* we're asked for a cipher we don't support (should only happen in
* combination with the "FALLBACK" case).
* we're asked for a cipher we don't support (should not happen).
* TEST_ENG_OPENSSL_RC4_P_INIT - print a one line message to stderr each time
* the "init_key" handler is called.
* TEST_ENG_OPENSSL_RC4_P_CIPHER - ditto for the "cipher" handler.
@ -151,13 +145,8 @@ void ENGINE_load_openssl(void)
#include <openssl/evp.h>
#include <openssl/rc4.h>
#define TEST_RC4_KEY_SIZE 16
#ifdef TEST_ENC_OPENSSL_RC4_FALLBACK
static int test_cipher_nids[] = {-1};
static int test_cipher_nids_number = 1;
#else
static int test_cipher_nids[] = {NID_rc4,NID_rc4_40};
static int test_cipher_nids_number = 2;
#endif
typedef struct {
unsigned char key[TEST_RC4_KEY_SIZE];
RC4_KEY ks;
@ -240,13 +229,8 @@ static int openssl_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
/* Much the same sort of comment as for TEST_ENG_OPENSSL_RC4 */
#include <openssl/evp.h>
#include <openssl/sha.h>
#ifdef TEST_ENC_OPENSSL_SHA_FALLBACK
static int test_digest_nids[] = {-1};
static int test_digest_nids_number = 1;
#else
static int test_digest_nids[] = {NID_sha1};
static int test_digest_nids_number = 1;
#endif
static int test_sha1_init(EVP_MD_CTX *ctx)
{
#ifdef TEST_ENG_OPENSSL_SHA_P_INIT