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authortedu <>2016-05-04 14:53:29 +0000
committertedu <>2016-05-04 14:53:29 +0000
commit4096055d9cd6edcc7dcc68642cda6f83563aa77a (patch)
treef6ce35162dc70237060be00178eb4181cce7e457 /src/lib/libcrypto/evp/encode.c
parent8c08aba9a003d85e1b651fb1b85f6886bd0f8720 (diff)
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revert the big change from yesterday to prepare for smaller commits.
Diffstat (limited to 'src/lib/libcrypto/evp/encode.c')
-rw-r--r--src/lib/libcrypto/evp/encode.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/src/lib/libcrypto/evp/encode.c b/src/lib/libcrypto/evp/encode.c
index e4104173d4..637870cef6 100644
--- a/src/lib/libcrypto/evp/encode.c
+++ b/src/lib/libcrypto/evp/encode.c
@@ -1,4 +1,4 @@
1/* $OpenBSD: encode.c,v 1.22 2016/05/03 14:05:41 bcook Exp $ */ 1/* $OpenBSD: encode.c,v 1.23 2016/05/04 14:53:29 tedu Exp $ */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved. 3 * All rights reserved.
4 * 4 *
@@ -125,13 +125,13 @@ EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
125 const unsigned char *in, int inl) 125 const unsigned char *in, int inl)
126{ 126{
127 int i, j; 127 int i, j;
128 size_t total = 0; 128 unsigned int total = 0;
129 129
130 *outl = 0; 130 *outl = 0;
131 if (inl == 0) 131 if (inl == 0)
132 return; 132 return;
133 OPENSSL_assert(ctx->length <= (int)sizeof(ctx->enc_data)); 133 OPENSSL_assert(ctx->length <= (int)sizeof(ctx->enc_data));
134 if (ctx->length - ctx->num > inl) { 134 if ((ctx->num + inl) < ctx->length) {
135 memcpy(&(ctx->enc_data[ctx->num]), in, inl); 135 memcpy(&(ctx->enc_data[ctx->num]), in, inl);
136 ctx->num += inl; 136 ctx->num += inl;
137 return; 137 return;
@@ -148,7 +148,7 @@ EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
148 *out = '\0'; 148 *out = '\0';
149 total = j + 1; 149 total = j + 1;
150 } 150 }
151 while (inl >= ctx->length && total <= INT_MAX) { 151 while (inl >= ctx->length) {
152 j = EVP_EncodeBlock(out, in, ctx->length); 152 j = EVP_EncodeBlock(out, in, ctx->length);
153 in += ctx->length; 153 in += ctx->length;
154 inl -= ctx->length; 154 inl -= ctx->length;
@@ -157,11 +157,6 @@ EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
157 *out = '\0'; 157 *out = '\0';
158 total += j + 1; 158 total += j + 1;
159 } 159 }
160 if (total > INT_MAX) {
161 /* Too much output data! */
162 *outl = 0;
163 return;
164 }
165 if (inl != 0) 160 if (inl != 0)
166 memcpy(&(ctx->enc_data[0]), in, inl); 161 memcpy(&(ctx->enc_data[0]), in, inl);
167 ctx->num = inl; 162 ctx->num = inl;