problems with leaks and uninitialised structures.
if(enc && (enc != -1)) enc = 1;
if (cipher)
{
if(enc && (enc != -1)) enc = 1;
if (cipher)
{
- if(ctx->cipher)
- EVP_CIPHER_CTX_cleanup(ctx);
ctx->cipher=cipher;
ctx->cipher_data=OPENSSL_malloc(ctx->cipher->ctx_size);
ctx->key_len = cipher->key_len;
ctx->cipher=cipher;
ctx->cipher_data=OPENSSL_malloc(ctx->cipher->ctx_size);
ctx->key_len = cipher->key_len;
int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl)
{
int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl)
{
b=ctx->cipher->block_size;
if (b == 1)
b=ctx->cipher->block_size;
if (b == 1)
bl=ctx->buf_len;
if (ctx->flags & EVP_CIPH_NO_PADDING)
{
bl=ctx->buf_len;
if (ctx->flags & EVP_CIPH_NO_PADDING)
{
+ EVP_CIPHER_CTX_cleanup(ctx);
if(bl)
{
EVPerr(EVP_F_EVP_ENCRYPTFINAL,EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH);
if(bl)
{
EVPerr(EVP_F_EVP_ENCRYPTFINAL,EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH);
n=b-bl;
for (i=bl; i<b; i++)
ctx->buf[i]=n;
n=b-bl;
for (i=bl; i<b; i++)
ctx->buf[i]=n;
- if(!ctx->cipher->do_cipher(ctx,out,ctx->buf,b)) return 0;
- *outl=b;
- return 1;
+ ret=ctx->cipher->do_cipher(ctx,out,ctx->buf,b);
+
+ EVP_CIPHER_CTX_cleanup(ctx);
+
+ if(ret)
+ *outl=b;
+
+ return ret;
}
int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
}
int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,