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authortedu <tedu@openbsd.org>2016-05-04 14:53:29 +0000
committertedu <tedu@openbsd.org>2016-05-04 14:53:29 +0000
commit55475ed7e38fd67735d0bd551cf84bdaa662266c (patch)
tree15a4efcd9876feb8cfc483f7c32f66263eabf25a /lib/libcrypto/evp/encode.c
parentadd IdentityAgent; noticed & ok jmc@ (diff)
downloadwireguard-openbsd-55475ed7e38fd67735d0bd551cf84bdaa662266c.tar.xz
wireguard-openbsd-55475ed7e38fd67735d0bd551cf84bdaa662266c.zip
revert the big change from yesterday to prepare for smaller commits.
Diffstat (limited to 'lib/libcrypto/evp/encode.c')
-rw-r--r--lib/libcrypto/evp/encode.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/lib/libcrypto/evp/encode.c b/lib/libcrypto/evp/encode.c
index e4104173d48..637870cef6b 100644
--- a/lib/libcrypto/evp/encode.c
+++ b/lib/libcrypto/evp/encode.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: encode.c,v 1.22 2016/05/03 14:05:41 bcook Exp $ */
+/* $OpenBSD: encode.c,v 1.23 2016/05/04 14:53:29 tedu Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
@@ -125,13 +125,13 @@ EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
const unsigned char *in, int inl)
{
int i, j;
- size_t total = 0;
+ unsigned int total = 0;
*outl = 0;
if (inl == 0)
return;
OPENSSL_assert(ctx->length <= (int)sizeof(ctx->enc_data));
- if (ctx->length - ctx->num > inl) {
+ if ((ctx->num + inl) < ctx->length) {
memcpy(&(ctx->enc_data[ctx->num]), in, inl);
ctx->num += inl;
return;
@@ -148,7 +148,7 @@ EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
*out = '\0';
total = j + 1;
}
- while (inl >= ctx->length && total <= INT_MAX) {
+ while (inl >= ctx->length) {
j = EVP_EncodeBlock(out, in, ctx->length);
in += ctx->length;
inl -= ctx->length;
@@ -157,11 +157,6 @@ EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
*out = '\0';
total += j + 1;
}
- if (total > INT_MAX) {
- /* Too much output data! */
- *outl = 0;
- return;
- }
if (inl != 0)
memcpy(&(ctx->enc_data[0]), in, inl);
ctx->num = inl;