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rpcrt4: Use NtReadFile in rpcrt4_conn_np_read. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2016-10-06 15:01:40 +02:00 committed by Alexandre Julliard
parent a6ef2386a7
commit 2f0de6a1bc
1 changed files with 10 additions and 10 deletions
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20
dlls/rpcrt4/rpc_transport.c
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@ -77,6 +77,8 @@
# define ioctlsocket ioctl
#endif /* defined(__MINGW32__) || defined (_MSC_VER) */
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
@ -445,22 +447,20 @@ static int rpcrt4_conn_np_read(RpcConnection *Connection,
void *buffer, unsigned int count)
{
RpcConnection_np *npc = (RpcConnection_np *) Connection;
IO_STATUS_BLOCK io_status;
char *buf = buffer;
BOOL ret = TRUE;
unsigned int bytes_left = count;
NTSTATUS status;
while (bytes_left)
{
DWORD bytes_read;
ret = ReadFile(npc->pipe, buf, bytes_left, &bytes_read, NULL);
if (!ret && GetLastError() == ERROR_MORE_DATA)
ret = TRUE;
if (!ret || !bytes_read)
break;
bytes_left -= bytes_read;
buf += bytes_read;
status = NtReadFile(npc->pipe, NULL, NULL, NULL, &io_status, buf, bytes_left, NULL, NULL);
if (status && status != STATUS_BUFFER_OVERFLOW)
return -1;
bytes_left -= io_status.Information;
buf += io_status.Information;
}
return ret ? count : -1;
return count;
}
static int rpcrt4_conn_np_write(RpcConnection *Connection,