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40 lines
1.2 KiB
40 lines
1.2 KiB
7 years ago
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diff -up openssl-1.0.1e/crypto/evp/bio_enc.c.enc-fail openssl-1.0.1e/crypto/evp/bio_enc.c
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--- openssl-1.0.1e/crypto/evp/bio_enc.c.enc-fail 2013-02-11 16:26:04.000000000 +0100
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+++ openssl-1.0.1e/crypto/evp/bio_enc.c 2014-03-04 15:21:12.185821738 +0100
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@@ -198,10 +198,15 @@ static int enc_read(BIO *b, char *out, i
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}
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else
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{
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- EVP_CipherUpdate(&(ctx->cipher),
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+ if (!EVP_CipherUpdate(&(ctx->cipher),
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(unsigned char *)ctx->buf,&ctx->buf_len,
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- (unsigned char *)&(ctx->buf[BUF_OFFSET]),i);
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- ctx->cont=1;
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+ (unsigned char *)&(ctx->buf[BUF_OFFSET]),i))
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+ {
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+ ctx->ok = 0;
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+ ctx->cont = 0;
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+ }
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+ else
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+ ctx->cont=1;
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/* Note: it is possible for EVP_CipherUpdate to
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* decrypt zero bytes because this is or looks like
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* the final block: if this happens we should retry
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@@ -257,9 +262,14 @@ static int enc_write(BIO *b, const char
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while (inl > 0)
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{
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n=(inl > ENC_BLOCK_SIZE)?ENC_BLOCK_SIZE:inl;
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- EVP_CipherUpdate(&(ctx->cipher),
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+ if (!EVP_CipherUpdate(&(ctx->cipher),
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(unsigned char *)ctx->buf,&ctx->buf_len,
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- (unsigned char *)in,n);
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+ (unsigned char *)in,n))
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+ {
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+ BIO_copy_next_retry(b);
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+ ctx->ok = 0;
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+ return ret - inl;
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+ }
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inl-=n;
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in+=n;
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