Files
wine-staging/patches/secur32-DecryptMessage/0001-secur32-Use-an-empty-buffer-in-DecryptMessage-to-ret.patch

46 lines
1.4 KiB
Diff

From da2ad05136f8f9c4863921c9042ae9d2d78ccde9 Mon Sep 17 00:00:00 2001
From: Hans Leidekker <hans@codeweavers.com>
Date: Sun, 27 Jul 2014 14:43:23 -0600
Subject: secur32: Use an empty buffer in DecryptMessage to return decrypted
data.
---
dlls/secur32/schannel.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/dlls/secur32/schannel.c b/dlls/secur32/schannel.c
index 5b86a75..502d0f2 100644
--- a/dlls/secur32/schannel.c
+++ b/dlls/secur32/schannel.c
@@ -1209,7 +1209,7 @@ static SECURITY_STATUS SEC_ENTRY schan_DecryptMessage(PCtxtHandle context_handle
{
struct schan_transport transport;
struct schan_context *ctx;
- SecBuffer *buffer;
+ SecBuffer *buffer, *out_buffer;
SIZE_T data_size;
char *data;
unsigned expected_size;
@@ -1296,6 +1296,18 @@ static SECURITY_STATUS SEC_ENTRY schan_DecryptMessage(PCtxtHandle context_handle
buffer->BufferType = SECBUFFER_STREAM_HEADER;
buffer->cbBuffer = 5;
+ idx = schan_find_sec_buffer_idx(message, 0, SECBUFFER_EMPTY);
+ if (idx == -1)
+ {
+ WARN("No empty buffer passed\n");
+ return SEC_E_INTERNAL_ERROR;
+ }
+
+ out_buffer = &message->pBuffers[idx];
+ out_buffer->BufferType = SECBUFFER_DATA;
+ out_buffer->cbBuffer = buffer->cbBuffer;
+ out_buffer->pvBuffer = buffer->pvBuffer;
+
return SEC_E_OK;
}
--
1.7.9.5