readgame.c
1.17 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
/**************************************************************************
* *
* Copyright (C) 1995, Silicon Graphics, Inc. *
* *
* These coded instructions, statements, and computer programs contain *
* unpublished proprietary information of Silicon Graphics, Inc., and *
* are protected by Federal copyright law. They may not be disclosed *
* to third parties or copied or duplicated in any form, in whole or *
* in part, without the prior written consent of Silicon Graphics, Inc. *
* *
**************************************************************************/
#ifndef WIN32
#include <ultrahost.h>
#include <stdio.h>
#include <unistd.h>
#else
#include <winsock2.h>
#endif
/*
* Name: uhReadGame
*
* Description:
* Copy nbytes of data from the game to addr.
*/
int
uhReadGame(int fd, void *addr, int nbytes)
{
int bytesRead = 0;
unsigned char *dPtr = (unsigned char*)addr;
while(bytesRead < nbytes)
{
#ifndef WIN32
bytesRead += read(fd, &dPtr[bytesRead], nbytes - bytesRead);
#else
bytesRead += recv(fd, &dPtr[bytesRead], nbytes - bytesRead, 0);
#endif
}
return(bytesRead);
}