X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fevp%2Fevp_pbe.c;h=fb7947e32244e6d8f5cfcc99106de68dd1b50ae7;hp=7d6a50266abf59beebdec384f80880e570c01858;hb=eeb1c3976cf4a1746367808e351c0ed7ce21808b;hpb=babb379849ffb4112792f266f92e9ebb2bd35332 diff --git a/crypto/evp/evp_pbe.c b/crypto/evp/evp_pbe.c index 7d6a50266a..fb7947e322 100644 --- a/crypto/evp/evp_pbe.c +++ b/crypto/evp/evp_pbe.c @@ -1,6 +1,7 @@ /* evp_pbe.c */ -/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL - * project 1999. +/* + * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project + * 1999. */ /* ==================================================================== * Copyright (c) 1999-2006 The OpenSSL Project. All rights reserved. @@ -10,7 +11,7 @@ * are met: * * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. + * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in @@ -57,10 +58,11 @@ */ #include -#include "cryptlib.h" +#include "internal/cryptlib.h" #include #include #include +#include "evp_locl.h" /* Password based encryption (PBE) functions */ @@ -69,231 +71,230 @@ static STACK_OF(EVP_PBE_CTL) *pbe_algs; /* Setup a cipher context from a PBE algorithm */ -typedef struct - { - int pbe_type; - int pbe_nid; - int cipher_nid; - int md_nid; - EVP_PBE_KEYGEN *keygen; - } EVP_PBE_CTL; - -static const EVP_PBE_CTL builtin_pbe[] = - { - {EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndDES_CBC, - NID_des_cbc, NID_md2, PKCS5_PBE_keyivgen}, - {EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndDES_CBC, - NID_des_cbc, NID_md5, PKCS5_PBE_keyivgen}, - {EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndRC2_CBC, - NID_rc2_64_cbc, NID_sha1, PKCS5_PBE_keyivgen}, - - {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC4, - NID_rc4, NID_sha1, PKCS12_PBE_keyivgen}, - {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC4, - NID_rc4_40, NID_sha1, PKCS12_PBE_keyivgen}, - {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And3_Key_TripleDES_CBC, - NID_des_ede3_cbc, NID_sha1, PKCS12_PBE_keyivgen}, - {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And2_Key_TripleDES_CBC, - NID_des_ede_cbc, NID_sha1, PKCS12_PBE_keyivgen}, - {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC2_CBC, - NID_rc2_cbc, NID_sha1, PKCS12_PBE_keyivgen}, - {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC2_CBC, - NID_rc2_40_cbc, NID_sha1, PKCS12_PBE_keyivgen}, - -#ifndef OPENSSL_NO_HMAC - {EVP_PBE_TYPE_OUTER, NID_pbes2, -1, -1, PKCS5_v2_PBE_keyivgen}, +typedef struct { + int pbe_type; + int pbe_nid; + int cipher_nid; + int md_nid; + EVP_PBE_KEYGEN *keygen; +} EVP_PBE_CTL; + +static const EVP_PBE_CTL builtin_pbe[] = { + {EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndDES_CBC, + NID_des_cbc, NID_md2, PKCS5_PBE_keyivgen}, + {EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndDES_CBC, + NID_des_cbc, NID_md5, PKCS5_PBE_keyivgen}, + {EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndRC2_CBC, + NID_rc2_64_cbc, NID_sha1, PKCS5_PBE_keyivgen}, + + {EVP_PBE_TYPE_OUTER, NID_id_pbkdf2, -1, -1, PKCS5_v2_PBKDF2_keyivgen}, + + {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC4, + NID_rc4, NID_sha1, PKCS12_PBE_keyivgen}, + {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC4, + NID_rc4_40, NID_sha1, PKCS12_PBE_keyivgen}, + {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And3_Key_TripleDES_CBC, + NID_des_ede3_cbc, NID_sha1, PKCS12_PBE_keyivgen}, + {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And2_Key_TripleDES_CBC, + NID_des_ede_cbc, NID_sha1, PKCS12_PBE_keyivgen}, + {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC2_CBC, + NID_rc2_cbc, NID_sha1, PKCS12_PBE_keyivgen}, + {EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC2_CBC, + NID_rc2_40_cbc, NID_sha1, PKCS12_PBE_keyivgen}, + + {EVP_PBE_TYPE_OUTER, NID_pbes2, -1, -1, PKCS5_v2_PBE_keyivgen}, + + {EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndRC2_CBC, + NID_rc2_64_cbc, NID_md2, PKCS5_PBE_keyivgen}, + {EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndRC2_CBC, + NID_rc2_64_cbc, NID_md5, PKCS5_PBE_keyivgen}, + {EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndDES_CBC, + NID_des_cbc, NID_sha1, PKCS5_PBE_keyivgen}, + + {EVP_PBE_TYPE_PRF, NID_hmacWithSHA1, -1, NID_sha1, 0}, + {EVP_PBE_TYPE_PRF, NID_hmacWithMD5, -1, NID_md5, 0}, + {EVP_PBE_TYPE_PRF, NID_hmacWithSHA224, -1, NID_sha224, 0}, + {EVP_PBE_TYPE_PRF, NID_hmacWithSHA256, -1, NID_sha256, 0}, + {EVP_PBE_TYPE_PRF, NID_hmacWithSHA384, -1, NID_sha384, 0}, + {EVP_PBE_TYPE_PRF, NID_hmacWithSHA512, -1, NID_sha512, 0}, + {EVP_PBE_TYPE_PRF, NID_id_HMACGostR3411_94, -1, NID_id_GostR3411_94, 0}, + {EVP_PBE_TYPE_PRF, NID_id_tc26_hmac_gost_3411_2012_256, -1, + NID_id_GostR3411_2012_256, 0}, + {EVP_PBE_TYPE_PRF, NID_id_tc26_hmac_gost_3411_2012_512, -1, + NID_id_GostR3411_2012_512, 0}, + {EVP_PBE_TYPE_KDF, NID_id_pbkdf2, -1, -1, PKCS5_v2_PBKDF2_keyivgen}, +#ifndef OPENSSL_NO_SCRYPT + {EVP_PBE_TYPE_KDF, NID_id_scrypt, -1, -1, PKCS5_v2_scrypt_keyivgen} #endif - {EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndRC2_CBC, - NID_rc2_64_cbc, NID_md2, PKCS5_PBE_keyivgen}, - {EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndRC2_CBC, - NID_rc2_64_cbc, NID_md5, PKCS5_PBE_keyivgen}, - {EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndDES_CBC, - NID_des_cbc, NID_sha1, PKCS5_PBE_keyivgen}, - - - {EVP_PBE_TYPE_PRF, NID_hmacWithSHA1, -1, NID_sha1, 0}, - {EVP_PBE_TYPE_PRF, NID_hmacWithMD5, -1, NID_md5, 0}, - {EVP_PBE_TYPE_PRF, NID_hmacWithSHA224, -1, NID_sha224, 0}, - {EVP_PBE_TYPE_PRF, NID_hmacWithSHA256, -1, NID_sha256, 0}, - {EVP_PBE_TYPE_PRF, NID_hmacWithSHA384, -1, NID_sha384, 0}, - {EVP_PBE_TYPE_PRF, NID_hmacWithSHA512, -1, NID_sha512, 0}, - {EVP_PBE_TYPE_PRF, NID_id_HMACGostR3411_94, -1, NID_id_GostR3411_94, 0}, - }; - -#ifdef TEST -int main(int argc, char **argv) - { - int i, nid_md, nid_cipher; - EVP_PBE_CTL *tpbe, *tpbe2; - /*OpenSSL_add_all_algorithms();*/ - - for (i = 0; i < sizeof(builtin_pbe)/sizeof(EVP_PBE_CTL); i++) - { - tpbe = builtin_pbe + i; - fprintf(stderr, "%d %d %s ", tpbe->pbe_type, tpbe->pbe_nid, - OBJ_nid2sn(tpbe->pbe_nid)); - if (EVP_PBE_find(tpbe->pbe_type, tpbe->pbe_nid, - &nid_cipher ,&nid_md,0)) - fprintf(stderr, "Found %s %s\n", - OBJ_nid2sn(nid_cipher), - OBJ_nid2sn(nid_md)); - else - fprintf(stderr, "Find ERROR!!\n"); - } - - return 0; - } -#endif - - +}; int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen, - ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de) - { - const EVP_CIPHER *cipher; - const EVP_MD *md; - int cipher_nid, md_nid; - EVP_PBE_KEYGEN *keygen; - - if (!EVP_PBE_find(EVP_PBE_TYPE_OUTER, OBJ_obj2nid(pbe_obj), - &cipher_nid, &md_nid, &keygen)) - { - char obj_tmp[80]; - EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_UNKNOWN_PBE_ALGORITHM); - if (!pbe_obj) BUF_strlcpy (obj_tmp, "NULL", sizeof obj_tmp); - else i2t_ASN1_OBJECT(obj_tmp, sizeof obj_tmp, pbe_obj); - ERR_add_error_data(2, "TYPE=", obj_tmp); - return 0; - } - - if(!pass) - passlen = 0; - else if (passlen == -1) - passlen = strlen(pass); - - if (cipher_nid == -1) - cipher = NULL; - else - cipher = EVP_get_cipherbynid(cipher_nid); - - if (md_nid == -1) - md = NULL; - else - md = EVP_get_digestbynid(md_nid); - - if (!keygen(ctx, pass, passlen, param, cipher, md, en_de)) - { - EVPerr(EVP_F_EVP_PBE_CIPHERINIT,EVP_R_KEYGEN_FAILURE); - return 0; - } - return 1; + ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de) +{ + const EVP_CIPHER *cipher; + const EVP_MD *md; + int cipher_nid, md_nid; + EVP_PBE_KEYGEN *keygen; + + if (!EVP_PBE_find(EVP_PBE_TYPE_OUTER, OBJ_obj2nid(pbe_obj), + &cipher_nid, &md_nid, &keygen)) { + char obj_tmp[80]; + EVPerr(EVP_F_EVP_PBE_CIPHERINIT, EVP_R_UNKNOWN_PBE_ALGORITHM); + if (!pbe_obj) + BUF_strlcpy(obj_tmp, "NULL", sizeof obj_tmp); + else + i2t_ASN1_OBJECT(obj_tmp, sizeof obj_tmp, pbe_obj); + ERR_add_error_data(2, "TYPE=", obj_tmp); + return 0; + } + + if (!pass) + passlen = 0; + else if (passlen == -1) + passlen = strlen(pass); + + if (cipher_nid == -1) + cipher = NULL; + else { + cipher = EVP_get_cipherbynid(cipher_nid); + if (!cipher) { + EVPerr(EVP_F_EVP_PBE_CIPHERINIT, EVP_R_UNKNOWN_CIPHER); + return 0; + } + } + + if (md_nid == -1) + md = NULL; + else { + md = EVP_get_digestbynid(md_nid); + if (!md) { + EVPerr(EVP_F_EVP_PBE_CIPHERINIT, EVP_R_UNKNOWN_DIGEST); + return 0; + } + } + + if (!keygen(ctx, pass, passlen, param, cipher, md, en_de)) { + EVPerr(EVP_F_EVP_PBE_CIPHERINIT, EVP_R_KEYGEN_FAILURE); + return 0; + } + return 1; } -DECLARE_OBJ_BSEARCH_CMP_FN(EVP_PBE_CTL, EVP_PBE_CTL, pbe_cmp2); +DECLARE_OBJ_BSEARCH_CMP_FN(EVP_PBE_CTL, EVP_PBE_CTL, pbe2); -static int pbe_cmp2(const EVP_PBE_CTL *pbe1, const EVP_PBE_CTL *pbe2) - { - int ret = pbe1->pbe_type - pbe2->pbe_type; - if (ret) - return ret; - else - return pbe1->pbe_nid - pbe2->pbe_nid; - } +static int pbe2_cmp(const EVP_PBE_CTL *pbe1, const EVP_PBE_CTL *pbe2) +{ + int ret = pbe1->pbe_type - pbe2->pbe_type; + if (ret) + return ret; + else + return pbe1->pbe_nid - pbe2->pbe_nid; +} -IMPLEMENT_OBJ_BSEARCH_CMP_FN(EVP_PBE_CTL, EVP_PBE_CTL, pbe_cmp2); +IMPLEMENT_OBJ_BSEARCH_CMP_FN(EVP_PBE_CTL, EVP_PBE_CTL, pbe2); -static int pbe_cmp(const EVP_PBE_CTL * const *a, const EVP_PBE_CTL * const *b) - { - int ret = (*a)->pbe_type - (*b)->pbe_type; - if (ret) - return ret; - else - return (*a)->pbe_nid - (*b)->pbe_nid; - } +static int pbe_cmp(const EVP_PBE_CTL *const *a, const EVP_PBE_CTL *const *b) +{ + int ret = (*a)->pbe_type - (*b)->pbe_type; + if (ret) + return ret; + else + return (*a)->pbe_nid - (*b)->pbe_nid; +} /* Add a PBE algorithm */ -int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid, int md_nid, - EVP_PBE_KEYGEN *keygen) - { - EVP_PBE_CTL *pbe_tmp; - if (!pbe_algs) - pbe_algs = sk_EVP_PBE_CTL_new(pbe_cmp); - if (!(pbe_tmp = (EVP_PBE_CTL*) OPENSSL_malloc (sizeof(EVP_PBE_CTL)))) - { - EVPerr(EVP_F_EVP_PBE_ALG_ADD_TYPE,ERR_R_MALLOC_FAILURE); - return 0; - } - pbe_tmp->pbe_type = pbe_type; - pbe_tmp->pbe_nid = pbe_nid; - pbe_tmp->cipher_nid = cipher_nid; - pbe_tmp->md_nid = md_nid; - pbe_tmp->keygen = keygen; - - - sk_EVP_PBE_CTL_push (pbe_algs, pbe_tmp); - return 1; - } +int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid, + int md_nid, EVP_PBE_KEYGEN *keygen) +{ + EVP_PBE_CTL *pbe_tmp; + + if (pbe_algs == NULL) + pbe_algs = sk_EVP_PBE_CTL_new(pbe_cmp); + if ((pbe_tmp = OPENSSL_malloc(sizeof(*pbe_tmp))) == NULL) { + EVPerr(EVP_F_EVP_PBE_ALG_ADD_TYPE, ERR_R_MALLOC_FAILURE); + return 0; + } + pbe_tmp->pbe_type = pbe_type; + pbe_tmp->pbe_nid = pbe_nid; + pbe_tmp->cipher_nid = cipher_nid; + pbe_tmp->md_nid = md_nid; + pbe_tmp->keygen = keygen; + + sk_EVP_PBE_CTL_push(pbe_algs, pbe_tmp); + return 1; +} int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md, - EVP_PBE_KEYGEN *keygen) - { - int cipher_nid, md_nid; - if (cipher) - cipher_nid = EVP_CIPHER_type(cipher); - else - cipher_nid = -1; - if (md) - md_nid = EVP_MD_type(md); - else - md_nid = -1; - - return EVP_PBE_alg_add_type(EVP_PBE_TYPE_OUTER, nid, - cipher_nid, md_nid, keygen); - } + EVP_PBE_KEYGEN *keygen) +{ + int cipher_nid, md_nid; + + if (cipher) + cipher_nid = EVP_CIPHER_nid(cipher); + else + cipher_nid = -1; + if (md) + md_nid = EVP_MD_type(md); + else + md_nid = -1; + + return EVP_PBE_alg_add_type(EVP_PBE_TYPE_OUTER, nid, + cipher_nid, md_nid, keygen); +} int EVP_PBE_find(int type, int pbe_nid, - int *pcnid, int *pmnid, EVP_PBE_KEYGEN **pkeygen) - { - EVP_PBE_CTL *pbetmp = NULL, pbelu; - int i; - if (pbe_nid == NID_undef) - return 0; - - pbelu.pbe_type = type; - pbelu.pbe_nid = pbe_nid; - - if (pbe_algs) - { - i = sk_EVP_PBE_CTL_find(pbe_algs, &pbelu); - if (i != -1) - pbetmp = sk_EVP_PBE_CTL_value (pbe_algs, i); - } - if (pbetmp == NULL) - { - pbetmp = OBJ_bsearch(EVP_PBE_CTL, &pbelu, - EVP_PBE_CTL, builtin_pbe, - sizeof(builtin_pbe)/sizeof(EVP_PBE_CTL), - pbe_cmp2); - } - if (pbetmp == NULL) - return 0; - if (pcnid) - *pcnid = pbetmp->cipher_nid; - if (pmnid) - *pmnid = pbetmp->md_nid; - if (pkeygen) - *pkeygen = pbetmp->keygen; - return 1; - } + int *pcnid, int *pmnid, EVP_PBE_KEYGEN **pkeygen) +{ + EVP_PBE_CTL *pbetmp = NULL, pbelu; + int i; + if (pbe_nid == NID_undef) + return 0; + + pbelu.pbe_type = type; + pbelu.pbe_nid = pbe_nid; + + if (pbe_algs) { + i = sk_EVP_PBE_CTL_find(pbe_algs, &pbelu); + if (i != -1) + pbetmp = sk_EVP_PBE_CTL_value(pbe_algs, i); + } + if (pbetmp == NULL) { + pbetmp = OBJ_bsearch_pbe2(&pbelu, builtin_pbe, OSSL_NELEM(builtin_pbe)); + } + if (pbetmp == NULL) + return 0; + if (pcnid) + *pcnid = pbetmp->cipher_nid; + if (pmnid) + *pmnid = pbetmp->md_nid; + if (pkeygen) + *pkeygen = pbetmp->keygen; + return 1; +} static void free_evp_pbe_ctl(EVP_PBE_CTL *pbe) - { - OPENSSL_freeFunc(pbe); - } +{ + OPENSSL_free(pbe); +} void EVP_PBE_cleanup(void) - { - sk_EVP_PBE_CTL_pop_free(pbe_algs, free_evp_pbe_ctl); - pbe_algs = NULL; - } +{ + sk_EVP_PBE_CTL_pop_free(pbe_algs, free_evp_pbe_ctl); + pbe_algs = NULL; +} + +int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num) +{ + const EVP_PBE_CTL *tpbe; + + if (num >= OSSL_NELEM(builtin_pbe)) + return 0; + + tpbe = builtin_pbe + num; + if (ptype) + *ptype = tpbe->pbe_type; + if (ppbe_nid) + *ppbe_nid = tpbe->pbe_nid; + return 1; +}