1 files changed, 0 insertions, 168 deletions

diff --git a/src/lib/libcrypto/rsa/rsa_oaep.c b/src/lib/libcrypto/rsa/rsa_oaep.c
deleted file mode 100644
index 1849e55cd5..0000000000
--- a/src/lib/libcrypto/rsa/rsa_oaep.c
+++ /dev/null
@@ -1,168 +0,0 @@
-/* crypto/rsa/rsa_oaep.c */
-/* Written by Ulf Moeller. This software is distributed on an "AS IS"
-   basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. */
-
-/* EME_OAEP as defined in RFC 2437 (PKCS #1 v2.0) */
-
-#if !defined(NO_SHA) && !defined(NO_SHA1)
-#include <stdio.h>
-#include "cryptlib.h"
-#include <openssl/bn.h>
-#include <openssl/rsa.h>
-#include <openssl/sha.h>
-#include <openssl/rand.h>
-
-int MGF1(unsigned char *mask, long len, unsigned char *seed, long seedlen);
-
-int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen,
-             unsigned char *from, int flen, unsigned char *param, int plen)
-    {
-    int i, emlen = tlen - 1;
-    unsigned char *db, *seed;
-    unsigned char *dbmask, seedmask[SHA_DIGEST_LENGTH];
-
-    if (flen > emlen - 2 * SHA_DIGEST_LENGTH - 1)
-        {
-        RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP,
-               RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
-        return (0);
-        }
-
-    if (emlen < 2 * SHA_DIGEST_LENGTH + 1)
-        {
-        RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP, RSA_R_KEY_SIZE_TOO_SMALL);
-        return (0);
-        }
-    
-    dbmask = OPENSSL_malloc(emlen - SHA_DIGEST_LENGTH);
-    if (dbmask == NULL)
-        {
-        RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP, ERR_R_MALLOC_FAILURE);
-        return (0);
-        }
-
-    to[0] = 0;
-    seed = to + 1;
-    db = to + SHA_DIGEST_LENGTH + 1;
-
-    SHA1(param, plen, db);
-    memset(db + SHA_DIGEST_LENGTH, 0,
-           emlen - flen - 2 * SHA_DIGEST_LENGTH - 1);
-    db[emlen - flen - SHA_DIGEST_LENGTH - 1] = 0x01;
-    memcpy(db + emlen - flen - SHA_DIGEST_LENGTH, from, (unsigned int) flen);
-    if (RAND_bytes(seed, SHA_DIGEST_LENGTH) <= 0)
-        return (0);
-#ifdef PKCS_TESTVECT
-    memcpy(seed,
-           "\xaa\xfd\x12\xf6\x59\xca\xe6\x34\x89\xb4\x79\xe5\x07\x6d\xde\xc2\xf0\x6c\xb5\x8f",
-           20);
-#endif
-
-    MGF1(dbmask, emlen - SHA_DIGEST_LENGTH, seed, SHA_DIGEST_LENGTH);
-    for (i = 0; i < emlen - SHA_DIGEST_LENGTH; i++)
-        db[i] ^= dbmask[i];
-
-    MGF1(seedmask, SHA_DIGEST_LENGTH, db, emlen - SHA_DIGEST_LENGTH);
-    for (i = 0; i < SHA_DIGEST_LENGTH; i++)
-        seed[i] ^= seedmask[i];
-
-    OPENSSL_free(dbmask);
-    return (1);
-    }
-
-int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
-             unsigned char *from, int flen, int num, unsigned char *param,
-             int plen)
-    {
-    int i, dblen, mlen = -1;
-    unsigned char *maskeddb;
-    int lzero;
-    unsigned char *db = NULL, seed[SHA_DIGEST_LENGTH], phash[SHA_DIGEST_LENGTH];
-
-    if (--num < 2 * SHA_DIGEST_LENGTH + 1)
-        goto decoding_err;
-
-    lzero = num - flen;
-    if (lzero < 0)
-        goto decoding_err;
-    maskeddb = from - lzero + SHA_DIGEST_LENGTH;
-    
-    dblen = num - SHA_DIGEST_LENGTH;
-    db = OPENSSL_malloc(dblen);
-    if (db == NULL)
-        {
-        RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP, ERR_R_MALLOC_FAILURE);
-        return (-1);
-        }
-
-    MGF1(seed, SHA_DIGEST_LENGTH, maskeddb, dblen);
-    for (i = lzero; i < SHA_DIGEST_LENGTH; i++)
-        seed[i] ^= from[i - lzero];
-  
-    MGF1(db, dblen, seed, SHA_DIGEST_LENGTH);
-    for (i = 0; i < dblen; i++)
-        db[i] ^= maskeddb[i];
-
-    SHA1(param, plen, phash);
-
-    if (memcmp(db, phash, SHA_DIGEST_LENGTH) != 0)
-        goto decoding_err;
-    else
-        {
-        for (i = SHA_DIGEST_LENGTH; i < dblen; i++)
-            if (db[i] != 0x00)
-                break;
-        if (db[i] != 0x01 || i++ >= dblen)
-          goto decoding_err;
-        else
-            {
-            mlen = dblen - i;
-            if (tlen < mlen)
-                {
-                RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP, RSA_R_DATA_TOO_LARGE);
-                mlen = -1;
-                }
-            else
-                memcpy(to, db + i, mlen);
-            }
-        }
-    OPENSSL_free(db);
-    return (mlen);
-
-decoding_err:
-    /* to avoid chosen ciphertext attacks, the error message should not reveal
-     * which kind of decoding error happened */
-    RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP, RSA_R_OAEP_DECODING_ERROR);
-    if (db != NULL) OPENSSL_free(db);
-    return -1;
-    }
-
-int MGF1(unsigned char *mask, long len, unsigned char *seed, long seedlen)
-    {
-    long i, outlen = 0;
-    unsigned char cnt[4];
-    SHA_CTX c;
-    unsigned char md[SHA_DIGEST_LENGTH];
-
-    for (i = 0; outlen < len; i++)
-        {
-        cnt[0] = (i >> 24) & 255, cnt[1] = (i >> 16) & 255,
-          cnt[2] = (i >> 8) & 255, cnt[3] = i & 255;
-        SHA1_Init(&c);
-        SHA1_Update(&c, seed, seedlen);
-        SHA1_Update(&c, cnt, 4);
-        if (outlen + SHA_DIGEST_LENGTH <= len)
-            {
-            SHA1_Final(mask + outlen, &c);
-            outlen += SHA_DIGEST_LENGTH;
-            }
-        else
-            {
-            SHA1_Final(md, &c);
-            memcpy(mask + outlen, md, len - outlen);
-            outlen = len;
-            }
-        }
-    return (0);
-    }
-#endif