{
EVP_MD_CTX *ctx=OPENSSL_malloc(sizeof *ctx);
- EVP_MD_CTX_init(ctx);
+ if (ctx)
+ EVP_MD_CTX_init(ctx);
return ctx;
}
{
/* Same comment from evp_enc.c */
EVPerr(EVP_F_EVP_DIGESTINIT_EX,EVP_R_INITIALIZATION_ERROR);
+ ENGINE_finish(impl);
return 0;
}
/* We'll use the ENGINE's private digest definition */
{
ctx->update = type->update;
ctx->md_data=OPENSSL_malloc(type->ctx_size);
+ if (ctx->md_data == NULL)
+ {
+ EVPerr(EVP_F_EVP_DIGESTINIT_EX,
+ ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
}
}
#ifndef OPENSSL_NO_ENGINE
return ctx->digest->init(ctx);
}
-int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *data,
- size_t count)
+int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *data, size_t count)
{
return ctx->update(ctx,data,count);
}
if (in->md_data && out->digest->ctx_size)
{
- if (tmp_buf) out->md_data = tmp_buf;
- else out->md_data=OPENSSL_malloc(out->digest->ctx_size);
+ if (tmp_buf)
+ out->md_data = tmp_buf;
+ else
+ {
+ out->md_data=OPENSSL_malloc(out->digest->ctx_size);
+ if (!out->md_data)
+ {
+ EVPerr(EVP_F_EVP_MD_CTX_COPY_EX,ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+ }
memcpy(out->md_data,in->md_data,out->digest->ctx_size);
}
+ out->update = in->update;
+
if (in->pctx)
{
out->pctx = EVP_PKEY_CTX_dup(in->pctx);