bootx.tproj/fs.subproj/net.c

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  *  net.c - File System Module for wrapping TFTP.
  24  *
  25  *  Copyright (c) 1999-2002, 2005 Apple Computer, Inc.
  26  *
  27  *  DRI: Josh de Cesare
  28  */
  29
  30 #include <sl.h>
  31 #include <fs.h>
  32
  33 struct NetPartInfo {
  34   char devSpec[1024];
  35 };
  36 typedef struct NetPartInfo NetPartInfo, *NetPartInfoPtr;
  37
  38
  39 // Public functions
  40
  41 CICell NetInitPartition(char *devSpec)
  42 {
  43   NetPartInfoPtr net;
  44
  45   net = (NetPartInfoPtr)AllocateBootXMemory(sizeof(NetPartInfo));
  46   if (net == 0) return 0;
  47
  48   strcpy(net->devSpec, devSpec);
  49
  50   return (CICell)net;
  51 }
  52
  53 long NetLoadFile(CICell ih, char *filePath)
  54 {
  55   CICell         netIH;
  56   NetPartInfoPtr net;
  57   long           ret, length, triesLeft;
  58   char           fileSpec[2048];
  59
  60   net = (NetPartInfoPtr)ih;
  61
  62   sprintf(fileSpec, "%s,%s", net->devSpec, filePath);
  63
  64   printf("Opening [%s]...\n", fileSpec);
  65
  66   triesLeft = 10;
  67   do {
  68     netIH = Open(fileSpec);
  69     triesLeft--;
  70   } while ((netIH == 0) &&  triesLeft);
  71   if (netIH == 0) return -1;
  72
  73   triesLeft = 10;
  74   do {
  75     ret = CallMethod(1, 1, netIH, "load", kLoadAddr, &length);
  76     if (gOFVersion < kOFVersion3x) {
  77       if (length == 0) ret = -1;
  78     }
  79     triesLeft--;
  80   } while ((ret != kCINoError) && triesLeft);
  81   if (ret != kCINoError) return -1;
  82
  83   Close(netIH);
  84
  85   if (length > kLoadSize) {
  86     printf("\nLoadFile failure: %ld bytes overran the load buffer (%ld bytes)\n", length, kLoadSize);
  87     return -1;
  88   }
  89
  90   return length;
  91 }
  92
  93 long NetGetDirEntry(CICell ih, char *dirPath, long *dirIndex,
  94                     char **name, long *flags, long *time)
  95 {
  96   return -1;
  97 }