EVP_F_EVP_DECRYPTFINAL_EX:101:EVP_DecryptFinal_ex
EVP_F_EVP_DECRYPTUPDATE:166:EVP_DecryptUpdate
EVP_F_EVP_DIGESTFINALXOF:174:EVP_DigestFinalXOF
+EVP_F_EVP_DIGESTFINAL_EX:230:EVP_DigestFinal_ex
EVP_F_EVP_DIGESTINIT_EX:128:EVP_DigestInit_ex
+EVP_F_EVP_DIGESTUPDATE:231:EVP_DigestUpdate
EVP_F_EVP_ENCRYPTDECRYPTUPDATE:219:evp_EncryptDecryptUpdate
EVP_F_EVP_ENCRYPTFINAL_EX:127:EVP_EncryptFinal_ex
EVP_F_EVP_ENCRYPTUPDATE:167:EVP_EncryptUpdate
EVP_R_EXPECTING_A_EC_KEY:142:expecting a ec key
EVP_R_EXPECTING_A_POLY1305_KEY:164:expecting a poly1305 key
EVP_R_EXPECTING_A_SIPHASH_KEY:175:expecting a siphash key
+EVP_R_FINAL_ERROR:188:final error
EVP_R_FIPS_MODE_NOT_SUPPORTED:167:fips mode not supported
EVP_R_GET_RAW_KEY_FAILED:182:get raw key failed
EVP_R_ILLEGAL_SCRYPT_PARAMETERS:171:illegal scrypt parameters
EVP_R_MESSAGE_DIGEST_IS_NULL:159:message digest is null
EVP_R_METHOD_NOT_SUPPORTED:144:method not supported
EVP_R_MISSING_PARAMETERS:103:missing parameters
+EVP_R_NOT_ABLE_TO_COPY_CTX:190:not able to copy ctx
EVP_R_NOT_XOF_OR_INVALID_LENGTH:178:not XOF or invalid length
EVP_R_NO_CIPHER_SET:131:no cipher set
EVP_R_NO_DEFAULT_DIGEST:158:no default digest
EVP_R_UNSUPPORTED_PRF:125:unsupported prf
EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM:118:unsupported private key algorithm
EVP_R_UNSUPPORTED_SALT_TYPE:126:unsupported salt type
+EVP_R_UPDATE_ERROR:189:update error
EVP_R_WRAP_MODE_NOT_ALLOWED:170:wrap mode not allowed
EVP_R_WRONG_FINAL_BLOCK_LENGTH:109:wrong final block length
KDF_R_INVALID_DIGEST:100:invalid digest
if (ctx == NULL)
return 1;
+ if (ctx->digest == NULL || ctx->digest->prov == NULL)
+ goto legacy;
+
+ if (ctx->provctx != NULL) {
+ if (ctx->digest->freectx != NULL)
+ ctx->digest->freectx(ctx->provctx);
+ ctx->provctx = NULL;
+ EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_CLEANED);
+ }
+
+ if (ctx->pctx != NULL)
+ goto legacy;
+
+ return 1;
+
+ /* TODO(3.0): Remove legacy code below */
+ legacy:
+
/*
* Don't assume ctx->md_data was cleaned in EVP_Digest_Final, because
* sometimes only copies of the context are ever finalised.
void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
{
+ if (ctx == NULL)
+ return;
+
+ if (ctx->digest == NULL || ctx->digest->prov == NULL)
+ goto legacy;
+
+ EVP_MD_CTX_reset(ctx);
+
+ EVP_MD_meth_free(ctx->fetched_digest);
+ ctx->fetched_digest = NULL;
+ ctx->digest = NULL;
+
+ OPENSSL_free(ctx);
+ return;
+
+ /* TODO(3.0): Remove legacy code below */
+ legacy:
EVP_MD_CTX_reset(ctx);
OPENSSL_free(ctx);
}
int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl)
{
+ EVP_MD *provmd;
+ ENGINE *tmpimpl = NULL;
+
EVP_MD_CTX_clear_flags(ctx, EVP_MD_CTX_FLAG_CLEANED);
+
+ /* TODO(3.0): Legacy work around code below. Remove this */
#ifndef OPENSSL_NO_ENGINE
/*
* Whether it's nice or not, "Inits" can be used on "Final"'d contexts so
if (ctx->engine && ctx->digest &&
(type == NULL || (type->type == ctx->digest->type)))
goto skip_to_init;
+
+ if (type != NULL && impl == NULL)
+ tmpimpl = ENGINE_get_digest_engine(type->type);
+#endif
+
+ /*
+ * If there are engines involved or if we're being used as part of
+ * EVP_DigestSignInit then we should use legacy handling for now.
+ */
+ if (ctx->engine != NULL
+ || impl != NULL
+ || tmpimpl != NULL
+ || ctx->pctx != NULL
+ || (ctx->flags & EVP_MD_CTX_FLAG_NO_INIT) != 0) {
+ if (ctx->digest == ctx->fetched_digest)
+ ctx->digest = NULL;
+ EVP_MD_meth_free(ctx->fetched_digest);
+ ctx->fetched_digest = NULL;
+ goto legacy;
+ }
+
+ if (type->prov == NULL) {
+ switch(type->type) {
+ default:
+ goto legacy;
+ }
+ }
+
+ if (ctx->digest != NULL && ctx->digest->ctx_size > 0) {
+ OPENSSL_clear_free(ctx->md_data, ctx->digest->ctx_size);
+ ctx->md_data = NULL;
+ }
+
+ /* TODO(3.0): Start of non-legacy code below */
+
+ if (type->prov == NULL) {
+ provmd = EVP_MD_fetch(NULL, OBJ_nid2sn(type->type), "");
+ if (provmd == NULL) {
+ EVPerr(EVP_F_EVP_DIGESTINIT_EX, EVP_R_INITIALIZATION_ERROR);
+ return 0;
+ }
+ type = provmd;
+ EVP_MD_meth_free(ctx->fetched_digest);
+ ctx->fetched_digest = provmd;
+ }
+
+ ctx->digest = type;
+ if (ctx->provctx == NULL) {
+ ctx->provctx = ctx->digest->newctx();
+ if (ctx->provctx == NULL) {
+ EVPerr(EVP_F_EVP_DIGESTINIT_EX, EVP_R_INITIALIZATION_ERROR);
+ return 0;
+ }
+ }
+
+ if (ctx->digest->dinit == NULL) {
+ EVPerr(EVP_F_EVP_DIGESTINIT_EX, EVP_R_INITIALIZATION_ERROR);
+ return 0;
+ }
+
+ return ctx->digest->dinit(ctx->provctx);
+
+ /* TODO(3.0): Remove legacy code below */
+ legacy:
+
+#ifndef OPENSSL_NO_ENGINE
if (type) {
/*
* Ensure an ENGINE left lying around from last time is cleared (the
}
} else {
/* Ask if an ENGINE is reserved for this job */
- impl = ENGINE_get_digest_engine(type->type);
+ impl = tmpimpl;
}
if (impl != NULL) {
/* There's an ENGINE for this job ... (apparently) */
int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *data, size_t count)
{
+ if (ctx->digest == NULL || ctx->digest->prov == NULL)
+ goto legacy;
+
+ if (ctx->digest->dupdate == NULL) {
+ EVPerr(EVP_F_EVP_DIGESTUPDATE, EVP_R_UPDATE_ERROR);
+ return 0;
+ }
+ return ctx->digest->dupdate(ctx->provctx, data, count);
+
+ /* TODO(3.0): Remove legacy code below */
+ legacy:
return ctx->update(ctx, data, count);
}
}
/* The caller can assume that this removes any secret data from the context */
-int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *size)
+int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *isize)
{
int ret;
+ size_t size = 0;
+
+ if (ctx->digest == NULL || ctx->digest->prov == NULL)
+ goto legacy;
+ if (ctx->digest->dfinal == NULL) {
+ EVPerr(EVP_F_EVP_DIGESTFINAL_EX, EVP_R_FINAL_ERROR);
+ return 0;
+ }
+
+ ret = ctx->digest->dfinal(ctx->provctx, md, &size);
+
+ if (isize != NULL) {
+ if (size <= UINT_MAX) {
+ *isize = (int)size;
+ } else {
+ EVPerr(EVP_F_EVP_DIGESTFINAL_EX, EVP_R_FINAL_ERROR);
+ ret = 0;
+ }
+ }
+
+ EVP_MD_CTX_reset(ctx);
+
+ return ret;
+
+ /* TODO(3.0): Remove legacy code below */
+ legacy:
OPENSSL_assert(ctx->digest->md_size <= EVP_MAX_MD_SIZE);
ret = ctx->digest->final(ctx, md);
- if (size != NULL)
- *size = ctx->digest->md_size;
+ if (isize != NULL)
+ *isize = ctx->digest->md_size;
if (ctx->digest->cleanup) {
ctx->digest->cleanup(ctx);
EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_CLEANED);
int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in)
{
unsigned char *tmp_buf;
- if ((in == NULL) || (in->digest == NULL)) {
+
+ if (in == NULL || in->digest == NULL) {
EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
return 0;
}
+
+ if (in->digest->prov == NULL)
+ goto legacy;
+
+ if (in->digest->dupctx == NULL) {
+ EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_NOT_ABLE_TO_COPY_CTX);
+ return 0;
+ }
+
+ EVP_MD_CTX_reset(out);
+ if (out->fetched_digest != NULL)
+ EVP_MD_meth_free(out->fetched_digest);
+ *out = *in;
+ /* NULL out pointers in case of error */
+ out->pctx = NULL;
+ out->provctx = NULL;
+
+ if (in->fetched_digest != NULL)
+ EVP_MD_upref(in->fetched_digest);
+
+ out->provctx = in->digest->dupctx(in->provctx);
+ if (out->provctx == NULL) {
+ EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_NOT_ABLE_TO_COPY_CTX);
+ return 0;
+ }
+
+ /* copied EVP_MD_CTX should free the copied EVP_PKEY_CTX */
+ EVP_MD_CTX_clear_flags(out, EVP_MD_CTX_FLAG_KEEP_PKEY_CTX);
+ if (in->pctx != NULL) {
+ out->pctx = EVP_PKEY_CTX_dup(in->pctx);
+ if (out->pctx == NULL) {
+ EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_NOT_ABLE_TO_COPY_CTX);
+ EVP_MD_CTX_reset(out);
+ return 0;
+ }
+ }
+
+ return 1;
+
+ /* TODO(3.0): Remove legacy code below */
+ legacy:
#ifndef OPENSSL_NO_ENGINE
/* Make sure it's safe to copy a digest context using an ENGINE */
if (in->engine && !ENGINE_init(in->engine)) {
OSSL_PROVIDER *prov)
{
EVP_MD *md = NULL;
+ int fncnt = 0;
if ((md = EVP_MD_meth_new(mdtype, NID_undef)) == NULL)
return NULL;
for (; fns->function_id != 0; fns++) {
- int fncnt = 0;
-
switch (fns->function_id) {
case OSSL_FUNC_DIGEST_NEWCTX:
if (md->newctx != NULL)
md->digest = OSSL_get_OP_digest_digest(fns);
/* We don't increment fnct for this as it is stand alone */
break;
- case OSSL_FUNC_DIGEST_CLEANCTX:
- if (md->cleanctx != NULL)
- break;
- md->cleanctx = OSSL_get_OP_digest_cleanctx(fns);
- fncnt++;
- break;
case OSSL_FUNC_DIGEST_FREECTX:
if (md->freectx != NULL)
break;
md->freectx = OSSL_get_OP_digest_freectx(fns);
fncnt++;
break;
+ case OSSL_FUNC_DIGEST_DUPCTX:
+ if (md->dupctx != NULL)
+ break;
+ md->dupctx = OSSL_get_OP_digest_dupctx(fns);
+ break;
+ case OSSL_FUNC_DIGEST_SIZE:
+ if (md->size != NULL)
+ break;
+ md->size = OSSL_get_OP_digest_size(fns);
+ break;
}
- if ((fncnt != 0 && fncnt != 6) || (fncnt == 0 && md->digest == NULL)) {
- /*
- * In order to be a consistent set of functions we either need the
- * whole set of init/update/final etc functions or none of them.
- * The "digest" function can standalone. We at least need one way to
- * generate digests.
- */
- EVP_MD_meth_free(md);
- return NULL;
- }
+ }
+ if ((fncnt != 0 && fncnt != 5)
+ || (fncnt == 0 && md->digest == NULL)
+ || md->size == NULL) {
+ /*
+ * In order to be a consistent set of functions we either need the
+ * whole set of init/update/final etc functions or none of them.
+ * The "digest" function can standalone. We at least need one way to
+ * generate digests.
+ */
+ EVP_MD_meth_free(md);
+ return NULL;
}
md->prov = prov;
if (prov != NULL)
"EVP_DecryptFinal_ex"},
{ERR_PACK(ERR_LIB_EVP, EVP_F_EVP_DECRYPTUPDATE, 0), "EVP_DecryptUpdate"},
{ERR_PACK(ERR_LIB_EVP, EVP_F_EVP_DIGESTFINALXOF, 0), "EVP_DigestFinalXOF"},
+ {ERR_PACK(ERR_LIB_EVP, EVP_F_EVP_DIGESTFINAL_EX, 0), "EVP_DigestFinal_ex"},
{ERR_PACK(ERR_LIB_EVP, EVP_F_EVP_DIGESTINIT_EX, 0), "EVP_DigestInit_ex"},
+ {ERR_PACK(ERR_LIB_EVP, EVP_F_EVP_DIGESTUPDATE, 0), "EVP_DigestUpdate"},
{ERR_PACK(ERR_LIB_EVP, EVP_F_EVP_ENCRYPTDECRYPTUPDATE, 0),
"evp_EncryptDecryptUpdate"},
{ERR_PACK(ERR_LIB_EVP, EVP_F_EVP_ENCRYPTFINAL_EX, 0),
"expecting a poly1305 key"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_EXPECTING_A_SIPHASH_KEY),
"expecting a siphash key"},
+ {ERR_PACK(ERR_LIB_EVP, 0, EVP_R_FINAL_ERROR), "final error"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_FIPS_MODE_NOT_SUPPORTED),
"fips mode not supported"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_GET_RAW_KEY_FAILED), "get raw key failed"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_METHOD_NOT_SUPPORTED),
"method not supported"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_MISSING_PARAMETERS), "missing parameters"},
+ {ERR_PACK(ERR_LIB_EVP, 0, EVP_R_NOT_ABLE_TO_COPY_CTX),
+ "not able to copy ctx"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_NOT_XOF_OR_INVALID_LENGTH),
"not XOF or invalid length"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_NO_CIPHER_SET), "no cipher set"},
"unsupported private key algorithm"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_UNSUPPORTED_SALT_TYPE),
"unsupported salt type"},
+ {ERR_PACK(ERR_LIB_EVP, 0, EVP_R_UPDATE_ERROR), "update error"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_WRAP_MODE_NOT_ALLOWED),
"wrap mode not allowed"},
{ERR_PACK(ERR_LIB_EVP, 0, EVP_R_WRONG_FINAL_BLOCK_LENGTH),
EVPerr(EVP_F_EVP_MD_SIZE, EVP_R_MESSAGE_DIGEST_IS_NULL);
return -1;
}
+
+ if (md->prov != NULL && md->size != NULL)
+ return (int)md->size();
+
return md->md_size;
}
EVP_PKEY_CTX *pctx;
/* Update function: usually copied from EVP_MD */
int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count);
+
+ /* Provider ctx */
+ void *provctx;
+ EVP_MD *fetched_digest;
} /* EVP_MD_CTX */ ;
struct evp_cipher_ctx_st {
OSSL_OP_digest_final_fn *dfinal;
OSSL_OP_digest_digest_fn *digest;
OSSL_OP_digest_freectx_fn *freectx;
+ OSSL_OP_digest_dupctx_fn *dupctx;
+ OSSL_OP_digest_size_fn *size;
} /* EVP_MD */ ;
# define OSSL_FUNC_DIGEST_FINAL 4
# define OSSL_FUNC_DIGEST_DIGEST 5
# define OSSL_FUNC_DIGEST_FREECTX 6
+# define OSSL_FUNC_DIGEST_DUPCTX 7
+# define OSSL_FUNC_DIGEST_SIZE 8
OSSL_CORE_MAKE_FUNC(void *, OP_digest_newctx, (void))
OSSL_CORE_MAKE_FUNC(int, OP_digest_init, (void *vctx))
OSSL_CORE_MAKE_FUNC(int, OP_digest_update,
- (void *vctx, unsigned char *in, size_t inl))
+ (void *, const unsigned char *in, size_t inl))
OSSL_CORE_MAKE_FUNC(int, OP_digest_final,
- (void *vctx, unsigned char *out, size_t *outl))
+ (void *, unsigned char *out, size_t *outl))
OSSL_CORE_MAKE_FUNC(int, OP_digest_digest,
- (unsigned char *in, size_t inl, unsigned char *out,
+ (const unsigned char *in, size_t inl, unsigned char *out,
size_t *out_l))
OSSL_CORE_MAKE_FUNC(void, OP_digest_cleanctx, (void *vctx))
OSSL_CORE_MAKE_FUNC(void, OP_digest_freectx, (void *vctx))
+OSSL_CORE_MAKE_FUNC(void *, OP_digest_dupctx, (void *vctx))
+OSSL_CORE_MAKE_FUNC(size_t, OP_digest_size, (void))
# ifdef __cplusplus
}
# define EVP_F_EVP_DECRYPTFINAL_EX 101
# define EVP_F_EVP_DECRYPTUPDATE 166
# define EVP_F_EVP_DIGESTFINALXOF 174
+# define EVP_F_EVP_DIGESTFINAL_EX 230
# define EVP_F_EVP_DIGESTINIT_EX 128
+# define EVP_F_EVP_DIGESTUPDATE 231
# define EVP_F_EVP_ENCRYPTDECRYPTUPDATE 219
# define EVP_F_EVP_ENCRYPTFINAL_EX 127
# define EVP_F_EVP_ENCRYPTUPDATE 167
# define EVP_R_EXPECTING_A_EC_KEY 142
# define EVP_R_EXPECTING_A_POLY1305_KEY 164
# define EVP_R_EXPECTING_A_SIPHASH_KEY 175
+# define EVP_R_FINAL_ERROR 188
# define EVP_R_FIPS_MODE_NOT_SUPPORTED 167
# define EVP_R_GET_RAW_KEY_FAILED 182
# define EVP_R_ILLEGAL_SCRYPT_PARAMETERS 171
# define EVP_R_MESSAGE_DIGEST_IS_NULL 159
# define EVP_R_METHOD_NOT_SUPPORTED 144
# define EVP_R_MISSING_PARAMETERS 103
+# define EVP_R_NOT_ABLE_TO_COPY_CTX 190
# define EVP_R_NOT_XOF_OR_INVALID_LENGTH 178
# define EVP_R_NO_CIPHER_SET 131
# define EVP_R_NO_DEFAULT_DIGEST 158
# define EVP_R_UNSUPPORTED_PRF 125
# define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
# define EVP_R_UNSUPPORTED_SALT_TYPE 126
+# define EVP_R_UPDATE_ERROR 189
# define EVP_R_WRAP_MODE_NOT_ALLOWED 170
# define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
projects / openssl.git / commitdiff