#include <openssl/x509.h>
#include <openssl/x509v3.h>
#include <openssl/err.h>
-
-DEFINE_STACK_OF(X509_ALGOR)
-DEFINE_STACK_OF(X509_ATTRIBUTE)
-DEFINE_STACK_OF(PKCS7_RECIP_INFO)
-DEFINE_STACK_OF(PKCS7_SIGNER_INFO)
+#include "pk7_local.h"
static int add_attribute(STACK_OF(X509_ATTRIBUTE) **sk, int nid, int atrtype,
void *value);
return NULL;
}
-static int PKCS7_bio_add_digest(BIO **pbio, X509_ALGOR *alg)
+static int pkcs7_bio_add_digest(BIO **pbio, X509_ALGOR *alg,
+ const PKCS7_CTX *ctx)
{
BIO *btmp;
+ const char *name;
+ EVP_MD *fetched = NULL;
const EVP_MD *md;
+
if ((btmp = BIO_new(BIO_f_md())) == NULL) {
PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST, ERR_R_BIO_LIB);
goto err;
}
- md = EVP_get_digestbyobj(alg->algorithm);
+ name = OBJ_nid2sn(OBJ_obj2nid(alg->algorithm));
+
+ (void)ERR_set_mark();
+ fetched = EVP_MD_fetch(ctx->libctx, name, ctx->propq);
+ if (fetched != NULL)
+ md = fetched;
+ else
+ md = EVP_get_digestbyname(name);
+
if (md == NULL) {
+ (void)ERR_clear_last_mark();
PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST, PKCS7_R_UNKNOWN_DIGEST_TYPE);
goto err;
}
+ (void)ERR_pop_to_mark();
BIO_set_md(btmp, md);
+ EVP_MD_free(fetched);
if (*pbio == NULL)
*pbio = btmp;
else if (!BIO_push(*pbio, btmp)) {
err:
BIO_free(btmp);
return 0;
-
}
static int pkcs7_encode_rinfo(PKCS7_RECIP_INFO *ri,
unsigned char *ek = NULL;
int ret = 0;
size_t eklen;
+ const PKCS7_CTX *ctx = ri->ctx;
pkey = X509_get0_pubkey(ri->cert);
if (pkey == NULL)
return 0;
- pctx = EVP_PKEY_CTX_new(pkey, NULL);
+ pctx = EVP_PKEY_CTX_new_from_pkey(ctx->libctx, pkey, ctx->propq);
if (pctx == NULL)
return 0;
unsigned char *ek = NULL;
size_t eklen;
int ret = -1;
+ const PKCS7_CTX *ctx = ri->ctx;
- pctx = EVP_PKEY_CTX_new(pkey, NULL);
+ pctx = EVP_PKEY_CTX_new_from_pkey(ctx->libctx, pkey, ctx->propq);
if (pctx == NULL)
return -1;
int i;
BIO *out = NULL, *btmp = NULL;
X509_ALGOR *xa = NULL;
+ EVP_CIPHER *fetched_cipher = NULL;
+ const EVP_CIPHER *cipher;
const EVP_CIPHER *evp_cipher = NULL;
STACK_OF(X509_ALGOR) *md_sk = NULL;
STACK_OF(PKCS7_RECIP_INFO) *rsk = NULL;
X509_ALGOR *xalg = NULL;
PKCS7_RECIP_INFO *ri = NULL;
ASN1_OCTET_STRING *os = NULL;
+ const PKCS7_CTX *p7_ctx;
if (p7 == NULL) {
PKCS7err(PKCS7_F_PKCS7_DATAINIT, PKCS7_R_INVALID_NULL_POINTER);
return NULL;
}
+ p7_ctx = pkcs7_get0_ctx(p7);
+
/*
* The content field in the PKCS7 ContentInfo is optional, but that really
* only applies to inner content (precisely, detached signatures).
}
for (i = 0; i < sk_X509_ALGOR_num(md_sk); i++)
- if (!PKCS7_bio_add_digest(&out, sk_X509_ALGOR_value(md_sk, i)))
+ if (!pkcs7_bio_add_digest(&out, sk_X509_ALGOR_value(md_sk, i), p7_ctx))
goto err;
- if (xa && !PKCS7_bio_add_digest(&out, xa))
+ if (xa && !pkcs7_bio_add_digest(&out, xa, p7_ctx))
goto err;
if (evp_cipher != NULL) {
ivlen = EVP_CIPHER_iv_length(evp_cipher);
xalg->algorithm = OBJ_nid2obj(EVP_CIPHER_type(evp_cipher));
if (ivlen > 0)
- if (RAND_bytes(iv, ivlen) <= 0)
+ if (RAND_bytes_ex(p7_ctx->libctx, iv, ivlen) <= 0)
goto err;
- if (EVP_CipherInit_ex(ctx, evp_cipher, NULL, NULL, NULL, 1) <= 0)
+
+ (void)ERR_set_mark();
+ fetched_cipher = EVP_CIPHER_fetch(p7_ctx->libctx,
+ EVP_CIPHER_name(evp_cipher),
+ p7_ctx->propq);
+ (void)ERR_pop_to_mark();
+ if (fetched_cipher != NULL)
+ cipher = fetched_cipher;
+ else
+ cipher = evp_cipher;
+
+ if (EVP_CipherInit_ex(ctx, cipher, NULL, NULL, NULL, 1) <= 0)
goto err;
+
+ EVP_CIPHER_free(fetched_cipher);
+ fetched_cipher = NULL;
+
if (EVP_CIPHER_CTX_rand_key(ctx, key) <= 0)
goto err;
if (EVP_CipherInit_ex(ctx, NULL, NULL, key, iv, 1) <= 0)
return out;
err:
+ EVP_CIPHER_free(fetched_cipher);
BIO_free_all(out);
BIO_free_all(btmp);
return NULL;
/* int */
BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert)
{
- int i, j, len;
+ int i, len;
BIO *out = NULL, *btmp = NULL, *etmp = NULL, *bio = NULL;
X509_ALGOR *xa;
ASN1_OCTET_STRING *data_body = NULL;
- const EVP_MD *evp_md;
- const EVP_CIPHER *evp_cipher = NULL;
+ EVP_MD *evp_md = NULL;
+ const EVP_MD *md;
+ EVP_CIPHER *evp_cipher = NULL;
+ const EVP_CIPHER *cipher = NULL;
EVP_CIPHER_CTX *evp_ctx = NULL;
X509_ALGOR *enc_alg = NULL;
STACK_OF(X509_ALGOR) *md_sk = NULL;
PKCS7_RECIP_INFO *ri = NULL;
unsigned char *ek = NULL, *tkey = NULL;
int eklen = 0, tkeylen = 0;
+ const char *name;
+ const PKCS7_CTX *p7_ctx;
if (p7 == NULL) {
PKCS7err(PKCS7_F_PKCS7_DATADECODE, PKCS7_R_INVALID_NULL_POINTER);
return NULL;
}
+ p7_ctx = pkcs7_get0_ctx(p7);
+
if (p7->d.ptr == NULL) {
PKCS7err(PKCS7_F_PKCS7_DATADECODE, PKCS7_R_NO_CONTENT);
return NULL;
/* data_body is NULL if the optional EncryptedContent is missing. */
data_body = p7->d.signed_and_enveloped->enc_data->enc_data;
enc_alg = p7->d.signed_and_enveloped->enc_data->algorithm;
- evp_cipher = EVP_get_cipherbyobj(enc_alg->algorithm);
- if (evp_cipher == NULL) {
+
+ name = OBJ_nid2sn(OBJ_obj2nid(enc_alg->algorithm));
+
+ (void)ERR_set_mark();
+ evp_cipher = EVP_CIPHER_fetch(p7_ctx->libctx, name, p7_ctx->propq);
+ if (evp_cipher != NULL)
+ cipher = evp_cipher;
+ else
+ cipher = EVP_get_cipherbyname(name);
+
+ if (cipher == NULL) {
+ (void)ERR_clear_last_mark();
PKCS7err(PKCS7_F_PKCS7_DATADECODE,
PKCS7_R_UNSUPPORTED_CIPHER_TYPE);
goto err;
}
+ (void)ERR_pop_to_mark();
break;
case NID_pkcs7_enveloped:
rsk = p7->d.enveloped->recipientinfo;
enc_alg = p7->d.enveloped->enc_data->algorithm;
/* data_body is NULL if the optional EncryptedContent is missing. */
data_body = p7->d.enveloped->enc_data->enc_data;
- evp_cipher = EVP_get_cipherbyobj(enc_alg->algorithm);
- if (evp_cipher == NULL) {
+ name = OBJ_nid2sn(OBJ_obj2nid(enc_alg->algorithm));
+
+ (void)ERR_set_mark();
+ evp_cipher = EVP_CIPHER_fetch(p7_ctx->libctx, name, p7_ctx->propq);
+ if (evp_cipher != NULL)
+ cipher = evp_cipher;
+ else
+ cipher = EVP_get_cipherbyname(name);
+
+ if (cipher == NULL) {
+ (void)ERR_clear_last_mark();
PKCS7err(PKCS7_F_PKCS7_DATADECODE,
PKCS7_R_UNSUPPORTED_CIPHER_TYPE);
goto err;
}
+ (void)ERR_pop_to_mark();
break;
default:
PKCS7err(PKCS7_F_PKCS7_DATADECODE, PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
goto err;
}
- j = OBJ_obj2nid(xa->algorithm);
- evp_md = EVP_get_digestbynid(j);
- if (evp_md == NULL) {
+ name = OBJ_nid2sn(OBJ_obj2nid(xa->algorithm));
+
+ (void)ERR_set_mark();
+ evp_md = EVP_MD_fetch(p7_ctx->libctx, name, p7_ctx->propq);
+ if (evp_md != NULL)
+ md = evp_md;
+ else
+ md = EVP_get_digestbyname(name);
+
+ if (md == NULL) {
+ (void)ERR_clear_last_mark();
PKCS7err(PKCS7_F_PKCS7_DATADECODE,
PKCS7_R_UNKNOWN_DIGEST_TYPE);
goto err;
}
+ (void)ERR_pop_to_mark();
- BIO_set_md(btmp, evp_md);
+ BIO_set_md(btmp, md);
+ EVP_MD_free(evp_md);
if (out == NULL)
out = btmp;
else
}
}
- if (evp_cipher != NULL) {
+ if (cipher != NULL) {
if ((etmp = BIO_new(BIO_f_cipher())) == NULL) {
PKCS7err(PKCS7_F_PKCS7_DATADECODE, ERR_R_BIO_LIB);
goto err;
*/
for (i = 0; i < sk_PKCS7_RECIP_INFO_num(rsk); i++) {
ri = sk_PKCS7_RECIP_INFO_value(rsk, i);
-
+ ri->ctx = p7_ctx;
if (pkcs7_decrypt_rinfo(&ek, &eklen, ri, pkey,
- EVP_CIPHER_key_length(evp_cipher)) < 0)
+ EVP_CIPHER_key_length(cipher)) < 0)
goto err;
ERR_clear_error();
}
} else {
+ ri->ctx = p7_ctx;
/* Only exit on fatal errors, not decrypt failure */
if (pkcs7_decrypt_rinfo(&ek, &eklen, ri, pkey, 0) < 0)
goto err;
evp_ctx = NULL;
BIO_get_cipher_ctx(etmp, &evp_ctx);
- if (EVP_CipherInit_ex(evp_ctx, evp_cipher, NULL, NULL, NULL, 0) <= 0)
+ if (EVP_CipherInit_ex(evp_ctx, cipher, NULL, NULL, NULL, 0) <= 0)
goto err;
if (EVP_CIPHER_asn1_to_param(evp_ctx, enc_alg->parameter) < 0)
goto err;
}
BIO_push(out, bio);
bio = NULL;
+ EVP_CIPHER_free(evp_cipher);
return out;
err:
+ EVP_CIPHER_free(evp_cipher);
OPENSSL_clear_free(ek, eklen);
OPENSSL_clear_free(tkey, tkeylen);
BIO_free_all(out);
STACK_OF(X509_ATTRIBUTE) *sk;
STACK_OF(PKCS7_SIGNER_INFO) *si_sk = NULL;
ASN1_OCTET_STRING *os = NULL;
+ const PKCS7_CTX *p7_ctx;
if (p7 == NULL) {
PKCS7err(PKCS7_F_PKCS7_DATAFINAL, PKCS7_R_INVALID_NULL_POINTER);
return 0;
}
+ p7_ctx = pkcs7_get0_ctx(p7);
+
if (p7->d.ptr == NULL) {
PKCS7err(PKCS7_F_PKCS7_DATAFINAL, PKCS7_R_NO_CONTENT);
return 0;
if (abuf == NULL)
goto err;
- if (!EVP_SignFinal(ctx_tmp, abuf, &abuflen, si->pkey)) {
+ if (!EVP_SignFinal_with_libctx(ctx_tmp, abuf, &abuflen, si->pkey,
+ p7_ctx->libctx, p7_ctx->propq)) {
OPENSSL_free(abuf);
PKCS7err(PKCS7_F_PKCS7_DATAFINAL, ERR_R_EVP_LIB);
goto err;
int alen;
size_t siglen;
const EVP_MD *md = NULL;
+ const PKCS7_CTX *ctx = si->ctx;
md = EVP_get_digestbyobj(si->digest_alg->algorithm);
if (md == NULL)
mctx = EVP_MD_CTX_new();
if (mctx == NULL) {
- PKCS7err(PKCS7_F_PKCS7_SIGNER_INFO_SIGN, ERR_R_MALLOC_FAILURE);
+ PKCS7err(0, ERR_R_MALLOC_FAILURE);
goto err;
}
- if (EVP_DigestSignInit(mctx, &pctx, md, NULL, si->pkey) <= 0)
+ if (EVP_DigestSignInit_with_libctx(mctx, &pctx,
+ EVP_MD_name(md), ctx->libctx, ctx->propq,
+ si->pkey) <= 0)
goto err;
/*
#if 0
if (EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_SIGN,
EVP_PKEY_CTRL_PKCS7_SIGN, 0, si) <= 0) {
- PKCS7err(PKCS7_F_PKCS7_SIGNER_INFO_SIGN, PKCS7_R_CTRL_ERROR);
+ PKCS7err(0, PKCS7_R_CTRL_ERROR);
goto err;
}
#endif
#if 0
if (EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_SIGN,
EVP_PKEY_CTRL_PKCS7_SIGN, 1, si) <= 0) {
- PKCS7err(PKCS7_F_PKCS7_SIGNER_INFO_SIGN, PKCS7_R_CTRL_ERROR);
+ PKCS7err(0, PKCS7_R_CTRL_ERROR);
goto err;
}
#endif
OPENSSL_free(abuf);
EVP_MD_CTX_free(mctx);
return 0;
-
}
int PKCS7_dataVerify(X509_STORE *cert_store, X509_STORE_CTX *ctx, BIO *bio,
{
ASN1_OCTET_STRING *os;
EVP_MD_CTX *mdc_tmp, *mdc;
+ const EVP_MD *md;
+ EVP_MD *fetched_md = NULL;
int ret = 0, i;
int md_type;
STACK_OF(X509_ATTRIBUTE) *sk;
BIO *btmp;
EVP_PKEY *pkey;
+ const PKCS7_CTX *ctx = pkcs7_get0_ctx(p7);
mdc_tmp = EVP_MD_CTX_new();
if (mdc_tmp == NULL) {
goto err;
}
- if (!EVP_VerifyInit_ex(mdc_tmp, EVP_get_digestbynid(md_type), NULL))
+ (void)ERR_set_mark();
+ fetched_md = EVP_MD_fetch(ctx->libctx, OBJ_nid2sn(md_type), ctx->propq);
+
+ if (fetched_md != NULL)
+ md = fetched_md;
+ else
+ md = EVP_get_digestbynid(md_type);
+
+ if (md == NULL || !EVP_VerifyInit_ex(mdc_tmp, md, NULL)) {
+ (void)ERR_clear_last_mark();
goto err;
+ }
+ (void)ERR_pop_to_mark();
alen = ASN1_item_i2d((ASN1_VALUE *)sk, &abuf,
ASN1_ITEM_rptr(PKCS7_ATTR_VERIFY));
goto err;
}
- i = EVP_VerifyFinal(mdc_tmp, os->data, os->length, pkey);
+ i = EVP_VerifyFinal_with_libctx(mdc_tmp, os->data, os->length, pkey,
+ ctx->libctx, ctx->propq);
if (i <= 0) {
PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY, PKCS7_R_SIGNATURE_FAILURE);
ret = -1;
ret = 1;
err:
EVP_MD_CTX_free(mdc_tmp);
+ EVP_MD_free(fetched_md);
return ret;
}
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