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Add the library ctx into an ECX_KEY

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At various points we need to be able to retrieve the current library
context so we store it in the ECX_KEY structure.

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/11635)
This commit is contained in:
Matt Caswell 2020-04-24 15:43:20 +01:00
parent 969024b458
commit f3336f4050
4 changed files with 19 additions and 17 deletions
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3
crypto/ec/ecx_key.c
View File

@ -10,13 +10,14 @@
#include <openssl/err.h>
#include "crypto/ecx.h"
ECX_KEY *ecx_key_new(ECX_KEY_TYPE type, int haspubkey)
ECX_KEY *ecx_key_new(OPENSSL_CTX *libctx, ECX_KEY_TYPE type, int haspubkey)
{
ECX_KEY *ret = OPENSSL_zalloc(sizeof(*ret));
if (ret == NULL)
return NULL;
ret->libctx = libctx;
ret->haspubkey = haspubkey;
switch (type) {
case ECX_KEY_TYPE_X25519:

12
crypto/ec/ecx_meth.c
View File

@ -59,7 +59,7 @@ static int ecx_key_op(EVP_PKEY *pkey, int id, const X509_ALGOR *palg,
}
}
key = ecx_key_new(KEYNID2TYPE(id), 1);
key = ecx_key_new(libctx, KEYNID2TYPE(id), 1);
if (key == NULL) {
ECerr(EC_F_ECX_KEY_OP, ERR_R_MALLOC_FAILURE);
return 0;
@ -439,7 +439,7 @@ static int ecx_generic_import_from(const OSSL_PARAM params[], void *vpctx,
{
EVP_PKEY_CTX *pctx = vpctx;
EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(pctx);
ECX_KEY *ecx = ecx_key_new(KEYNID2TYPE(keytype), 0);
ECX_KEY *ecx = ecx_key_new(pctx->libctx, KEYNID2TYPE(keytype), 0);
if (ecx == NULL) {
ERR_raise(ERR_LIB_DH, ERR_R_MALLOC_FAILURE);
@ -947,7 +947,7 @@ static int s390x_pkey_ecx_keygen25519(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
ECX_KEY *key = ecx_key_new(ECX_KEY_TYPE_X25519, 1);
ECX_KEY *key = ecx_key_new(ctx->libctx, ECX_KEY_TYPE_X25519, 1);
unsigned char *privkey = NULL, *pubkey;
if (key == NULL) {
@ -989,7 +989,7 @@ static int s390x_pkey_ecx_keygen448(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
ECX_KEY *key = ecx_key_new(ECX_KEY_TYPE_X448, 1);
ECX_KEY *key = ecx_key_new(ctx->libctx, ECX_KEY_TYPE_X448, 1);
unsigned char *privkey = NULL, *pubkey;
if (key == NULL) {
@ -1034,7 +1034,7 @@ static int s390x_pkey_ecd_keygen25519(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
};
unsigned char x_dst[32], buff[SHA512_DIGEST_LENGTH];
ECX_KEY *key = ecx_key_new(ECX_KEY_TYPE_ED25519, 1);
ECX_KEY *key = ecx_key_new(ctx->libctx, ECX_KEY_TYPE_ED25519, 1);
unsigned char *privkey = NULL, *pubkey;
unsigned int sz;
@ -1091,7 +1091,7 @@ static int s390x_pkey_ecd_keygen448(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
0x24, 0xbc, 0xb6, 0x6e, 0x71, 0x46, 0x3f, 0x69, 0x00
};
unsigned char x_dst[57], buff[114];
ECX_KEY *key = ecx_key_new(ECX_KEY_TYPE_ED448, 1);
ECX_KEY *key = ecx_key_new(ctx->libctx, ECX_KEY_TYPE_ED448, 1);
unsigned char *privkey = NULL, *pubkey;
EVP_MD_CTX *hashctx = NULL;

3
include/crypto/ecx.h
View File

@ -61,6 +61,7 @@ typedef enum {
: EVP_PKEY_ED448)))
struct ecx_key_st {
OPENSSL_CTX *libctx;
unsigned int haspubkey:1;
unsigned char pubkey[MAX_KEYLEN];
unsigned char *privkey;
@ -73,7 +74,7 @@ struct ecx_key_st {
typedef struct ecx_key_st ECX_KEY;
size_t ecx_key_length(ECX_KEY_TYPE type);
ECX_KEY *ecx_key_new(ECX_KEY_TYPE type, int haspubkey);
ECX_KEY *ecx_key_new(OPENSSL_CTX *libctx, ECX_KEY_TYPE type, int haspubkey);
unsigned char *ecx_key_allocate_privkey(ECX_KEY *key);
void ecx_key_free(ECX_KEY *key);
int ecx_key_up_ref(ECX_KEY *key);

18
providers/implementations/keymgmt/ecx_kmgmt.c
View File

@ -68,22 +68,22 @@ static void *s390x_ecd_keygen448(struct ecx_gen_ctx *gctx);
static void *x25519_new_key(void *provctx)
{
return ecx_key_new(ECX_KEY_TYPE_X25519, 0);
return ecx_key_new(PROV_LIBRARY_CONTEXT_OF(provctx), ECX_KEY_TYPE_X25519, 0);
}
static void *x448_new_key(void *provctx)
{
return ecx_key_new(ECX_KEY_TYPE_X448, 0);
return ecx_key_new(PROV_LIBRARY_CONTEXT_OF(provctx), ECX_KEY_TYPE_X448, 0);
}
static void *ed25519_new_key(void *provctx)
{
return ecx_key_new(ECX_KEY_TYPE_ED25519, 0);
return ecx_key_new(PROV_LIBRARY_CONTEXT_OF(provctx), ECX_KEY_TYPE_ED25519, 0);
}
static void *ed448_new_key(void *provctx)
{
return ecx_key_new(ECX_KEY_TYPE_ED448, 0);
return ecx_key_new(PROV_LIBRARY_CONTEXT_OF(provctx), ECX_KEY_TYPE_ED448, 0);
}
static int ecx_has(void *keydata, int selection)
@ -325,7 +325,7 @@ static void *ecx_gen(struct ecx_gen_ctx *gctx)
if (gctx == NULL)
return NULL;
if ((key = ecx_key_new(gctx->type, 0)) == NULL) {
if ((key = ecx_key_new(gctx->libctx, gctx->type, 0)) == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
return NULL;
}
@ -449,7 +449,7 @@ static void *s390x_ecx_keygen25519(struct ecx_gen_ctx *gctx)
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
ECX_KEY *key = ecx_key_new(ECX_KEY_TYPE_X25519, 1);
ECX_KEY *key = ecx_key_new(gctx->libctx, ECX_KEY_TYPE_X25519, 1);
unsigned char *privkey = NULL, *pubkey;
if (key == NULL) {
@ -489,7 +489,7 @@ static void *s390x_ecx_keygen448(struct ecx_gen_ctx *gctx)
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
ECX_KEY *key = ecx_key_new(ECX_KEY_TYPE_X448, 1);
ECX_KEY *key = ecx_key_new(gctx->libctx, ECX_KEY_TYPE_X448, 1);
unsigned char *privkey = NULL, *pubkey;
if (key == NULL) {
@ -532,7 +532,7 @@ static void *s390x_ecd_keygen25519(struct ecx_gen_ctx *gctx)
0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
};
unsigned char x_dst[32], buff[SHA512_DIGEST_LENGTH];
ECX_KEY *key = ecx_key_new(ECX_KEY_TYPE_ED25519, 1);
ECX_KEY *key = ecx_key_new(gctx->libctx, ECX_KEY_TYPE_ED25519, 1);
unsigned char *privkey = NULL, *pubkey;
unsigned int sz;
EVP_MD *sha = NULL;
@ -594,7 +594,7 @@ static void *s390x_ecd_keygen448(struct ecx_gen_ctx *gctx)
0x24, 0xbc, 0xb6, 0x6e, 0x71, 0x46, 0x3f, 0x69, 0x00
};
unsigned char x_dst[57], buff[114];
ECX_KEY *key = ecx_key_new(ECX_KEY_TYPE_ED448, 1);
ECX_KEY *key = ecx_key_new(gctx->libctx, ECX_KEY_TYPE_ED448, 1);
unsigned char *privkey = NULL, *pubkey;
EVP_MD_CTX *hashctx = NULL;
EVP_MD *shake = NULL;