X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fasn1%2Fp5_pbev2.c;h=c834a38ddf3cfa16fec7e961e751d49eb5a8c462;hb=7bdeeb64ac00caacfa476ac73bec52bea0aade34;hp=648983e7f808f12a3456d0226eaa76a61022fd32;hpb=7c472f706e370f9d0c4d7bde3c9f9edf90cfaece;p=oweals%2Fopenssl.git diff --git a/crypto/asn1/p5_pbev2.c b/crypto/asn1/p5_pbev2.c index 648983e7f8..c834a38ddf 100644 --- a/crypto/asn1/p5_pbev2.c +++ b/crypto/asn1/p5_pbev2.c @@ -1,6 +1,6 @@ /* p5_pbev2.c */ /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL - * project 1999. + * project 1999-2004. */ /* ==================================================================== * Copyright (c) 1999 The OpenSSL Project. All rights reserved. @@ -58,108 +58,27 @@ #include #include "cryptlib.h" -#include +#include #include #include /* PKCS#5 v2.0 password based encryption structures */ -int i2d_PBE2PARAM(PBE2PARAM *a, unsigned char **pp) -{ - M_ASN1_I2D_vars(a); - M_ASN1_I2D_len (a->keyfunc, i2d_X509_ALGOR); - M_ASN1_I2D_len (a->encryption, i2d_X509_ALGOR); - - M_ASN1_I2D_seq_total (); - - M_ASN1_I2D_put (a->keyfunc, i2d_X509_ALGOR); - M_ASN1_I2D_put (a->encryption, i2d_X509_ALGOR); - - M_ASN1_I2D_finish(); -} - -PBE2PARAM *PBE2PARAM_new(void) -{ - PBE2PARAM *ret=NULL; - ASN1_CTX c; - M_ASN1_New_Malloc(ret, PBE2PARAM); - M_ASN1_New(ret->keyfunc,X509_ALGOR_new); - M_ASN1_New(ret->encryption,X509_ALGOR_new); - return (ret); - M_ASN1_New_Error(ASN1_F_PBE2PARAM_NEW); -} +ASN1_SEQUENCE(PBE2PARAM) = { + ASN1_SIMPLE(PBE2PARAM, keyfunc, X509_ALGOR), + ASN1_SIMPLE(PBE2PARAM, encryption, X509_ALGOR) +} ASN1_SEQUENCE_END(PBE2PARAM) -PBE2PARAM *d2i_PBE2PARAM(PBE2PARAM **a, unsigned char **pp, long length) -{ - M_ASN1_D2I_vars(a,PBE2PARAM *,PBE2PARAM_new); - M_ASN1_D2I_Init(); - M_ASN1_D2I_start_sequence(); - M_ASN1_D2I_get (ret->keyfunc, d2i_X509_ALGOR); - M_ASN1_D2I_get (ret->encryption, d2i_X509_ALGOR); - M_ASN1_D2I_Finish(a, PBE2PARAM_free, ASN1_F_D2I_PBE2PARAM); -} +IMPLEMENT_ASN1_FUNCTIONS(PBE2PARAM) -void PBE2PARAM_free (PBE2PARAM *a) -{ - if(a==NULL) return; - X509_ALGOR_free(a->keyfunc); - X509_ALGOR_free(a->encryption); - Free (a); -} - -int i2d_PBKDF2PARAM(PBKDF2PARAM *a, unsigned char **pp) -{ - M_ASN1_I2D_vars(a); - M_ASN1_I2D_len (a->salt, i2d_ASN1_TYPE); - M_ASN1_I2D_len (a->iter, i2d_ASN1_INTEGER); - M_ASN1_I2D_len (a->keylength, i2d_ASN1_INTEGER); - M_ASN1_I2D_len (a->prf, i2d_X509_ALGOR); +ASN1_SEQUENCE(PBKDF2PARAM) = { + ASN1_SIMPLE(PBKDF2PARAM, salt, ASN1_ANY), + ASN1_SIMPLE(PBKDF2PARAM, iter, ASN1_INTEGER), + ASN1_OPT(PBKDF2PARAM, keylength, ASN1_INTEGER), + ASN1_OPT(PBKDF2PARAM, prf, X509_ALGOR) +} ASN1_SEQUENCE_END(PBKDF2PARAM) - M_ASN1_I2D_seq_total (); - - M_ASN1_I2D_put (a->salt, i2d_ASN1_TYPE); - M_ASN1_I2D_put (a->iter, i2d_ASN1_INTEGER); - M_ASN1_I2D_put (a->keylength, i2d_ASN1_INTEGER); - M_ASN1_I2D_put (a->prf, i2d_X509_ALGOR); - - M_ASN1_I2D_finish(); -} - -PBKDF2PARAM *PBKDF2PARAM_new(void) -{ - PBKDF2PARAM *ret=NULL; - ASN1_CTX c; - M_ASN1_New_Malloc(ret, PBKDF2PARAM); - M_ASN1_New(ret->salt, ASN1_TYPE_new); - M_ASN1_New(ret->iter, M_ASN1_INTEGER_new); - ret->keylength = NULL; - ret->prf = NULL; - return (ret); - M_ASN1_New_Error(ASN1_F_PBKDF2PARAM_NEW); -} - -PBKDF2PARAM *d2i_PBKDF2PARAM(PBKDF2PARAM **a, unsigned char **pp, - long length) -{ - M_ASN1_D2I_vars(a,PBKDF2PARAM *,PBKDF2PARAM_new); - M_ASN1_D2I_Init(); - M_ASN1_D2I_start_sequence(); - M_ASN1_D2I_get (ret->salt, d2i_ASN1_TYPE); - M_ASN1_D2I_get (ret->iter, d2i_ASN1_INTEGER); - M_ASN1_D2I_get_opt (ret->keylength, d2i_ASN1_INTEGER, V_ASN1_INTEGER); - M_ASN1_D2I_get_opt (ret->prf, d2i_X509_ALGOR, V_ASN1_SEQUENCE); - M_ASN1_D2I_Finish(a, PBKDF2PARAM_free, ASN1_F_D2I_PBKDF2PARAM); -} - -void PBKDF2PARAM_free (PBKDF2PARAM *a) -{ - if(a==NULL) return; - ASN1_TYPE_free(a->salt); - M_ASN1_INTEGER_free(a->iter); - M_ASN1_INTEGER_free(a->keylength); - X509_ALGOR_free(a->prf); - Free (a); -} +IMPLEMENT_ASN1_FUNCTIONS(PBKDF2PARAM) /* Return an algorithm identifier for a PKCS#5 v2.0 PBE algorithm: * yes I know this is horrible! @@ -194,13 +113,18 @@ X509_ALGOR *PKCS5_pbe2_set(const EVP_CIPHER *cipher, int iter, if(!(scheme->parameter = ASN1_TYPE_new())) goto merr; /* Create random IV */ - RAND_pseudo_bytes(iv, EVP_CIPHER_iv_length(cipher)); + if (EVP_CIPHER_iv_length(cipher) && + RAND_pseudo_bytes(iv, EVP_CIPHER_iv_length(cipher)) < 0) + goto err; + + EVP_CIPHER_CTX_init(&ctx); /* Dummy cipherinit to just setup the IV */ - EVP_CipherInit(&ctx, cipher, NULL, iv, 0); + EVP_CipherInit_ex(&ctx, cipher, NULL, NULL, iv, 0); if(EVP_CIPHER_param_to_asn1(&ctx, scheme->parameter) < 0) { ASN1err(ASN1_F_PKCS5_PBE2_SET, ASN1_R_ERROR_SETTING_CIPHER_PARAMS); + EVP_CIPHER_CTX_cleanup(&ctx); goto err; } EVP_CIPHER_CTX_cleanup(&ctx); @@ -209,10 +133,10 @@ X509_ALGOR *PKCS5_pbe2_set(const EVP_CIPHER *cipher, int iter, if(!(osalt = M_ASN1_OCTET_STRING_new())) goto merr; if (!saltlen) saltlen = PKCS5_SALT_LEN; - if (!(osalt->data = Malloc (saltlen))) goto merr; + if (!(osalt->data = OPENSSL_malloc (saltlen))) goto merr; osalt->length = saltlen; if (salt) memcpy (osalt->data, salt, saltlen); - else if (RAND_pseudo_bytes (osalt->data, saltlen) <= 0) goto merr; + else if (RAND_pseudo_bytes (osalt->data, saltlen) < 0) goto merr; if(iter <= 0) iter = PKCS5_DEFAULT_ITER; if(!ASN1_INTEGER_set(kdf->iter, iter)) goto merr; @@ -240,7 +164,7 @@ X509_ALGOR *PKCS5_pbe2_set(const EVP_CIPHER *cipher, int iter, if(!(pbe2->keyfunc->parameter = ASN1_TYPE_new())) goto merr; - if(!ASN1_pack_string(kdf, i2d_PBKDF2PARAM, + if(!ASN1_pack_string_of(PBKDF2PARAM, kdf, i2d_PBKDF2PARAM, &pbe2->keyfunc->parameter->value.sequence)) goto merr; pbe2->keyfunc->parameter->type = V_ASN1_SEQUENCE; @@ -256,7 +180,7 @@ X509_ALGOR *PKCS5_pbe2_set(const EVP_CIPHER *cipher, int iter, /* Encode PBE2PARAM into parameter */ - if(!ASN1_pack_string(pbe2, i2d_PBE2PARAM, + if(!ASN1_pack_string_of(PBE2PARAM, pbe2, i2d_PBE2PARAM, &ret->parameter->value.sequence)) goto merr; ret->parameter->type = V_ASN1_SEQUENCE;