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Make EVP_Digest*() routines return a value.

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TODO: update docs, and make soe other routines
which use EVP_Digest*() check return codes.
This commit is contained in:
Dr. Stephen Henson
2001-03-08 14:04:22 +00:00
parent 4f98cbabde
commit 2dc769a1c1
17 changed files with 76 additions and 55 deletions
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23
crypto/evp/digest.c
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@@ -61,24 +61,26 @@
#include <openssl/objects.h>
#include <openssl/evp.h>
void EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type)
int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type)
{
ctx->digest=type;
type->init(&(ctx->md));
return type->init(&(ctx->md));
}
void EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *data,
int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *data,
unsigned int count)
{
ctx->digest->update(&(ctx->md.base[0]),data,(unsigned long)count);
return ctx->digest->update(&(ctx->md.base[0]),data,(unsigned long)count);
}
void EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *size)
int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *size)
{
ctx->digest->final(md,&(ctx->md.base[0]));
int ret;
ret = ctx->digest->final(md,&(ctx->md.base[0]));
if (size != NULL)
*size=ctx->digest->md_size;
memset(&(ctx->md),0,sizeof(ctx->md));
return ret;
}
int EVP_MD_CTX_copy(EVP_MD_CTX *out, EVP_MD_CTX *in)
@@ -95,8 +97,9 @@ int EVP_Digest(void *data, unsigned int count,
unsigned char *md, unsigned int *size, const EVP_MD *type)
{
EVP_MD_CTX ctx;
EVP_DigestInit(&ctx, type);
EVP_DigestUpdate(&ctx, data, count);
EVP_DigestFinal(&ctx, md, size);
return 1;
if (!EVP_DigestInit(&ctx, type))
return 0;
if (!EVP_DigestUpdate(&ctx, data, count))
return 0;
return EVP_DigestFinal(&ctx, md, size);
}