payloads/bayou/util/pbuilder/liblar/liblar.h

   1 /*
   2  * This file is part of the bayou project.
   3  *
   4  * Copyright (C) 2008 Advanced Micro Devices, Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #ifndef _LIBLAR_H_
  17 #define _LIBLAR_H_
  18
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <string.h>
  22 #include "lar.h"
  23
  24 typedef void (*LAR_CompFunc) (char *, int, char *, int *);
  25 typedef void (*LAR_DecompFunc) (char *, int, char *, int);
  26
  27 struct LAR {
  28         int fd;
  29         LAR_CompFunc cfuncs[ALGO_INVALID];
  30         LAR_DecompFunc dfuncs[ALGO_INVALID];
  31 };
  32
  33 struct LARHeader {
  34         u32 len;
  35         u32 reallen;
  36         u32 checksum;
  37         u32 compression;
  38         u64 loadaddress;
  39         u64 entry;
  40         /* These are the offsets within the file. */
  41         unsigned int offset;
  42         unsigned int hoffset;
  43 };
  44
  45 struct LARAttr {
  46         char name[MAX_PATHLEN];
  47         u64 loadaddr;
  48         int compression;
  49         u64 entry;
  50 };
  51
  52 struct LARFile {
  53         int len;
  54         char *buffer;
  55 };
  56
  57 int LAR_AppendBuffer(struct LAR *lar, unsigned char *buffer, int len,
  58                      struct LARAttr *attr);
  59 int LAR_AppendSelf(struct LAR *lar, const char *filename, struct LARAttr *attr);
  60 int LAR_AppendFile(struct LAR *lar, const char *filename, struct LARAttr *attr);
  61 int LAR_DeleteFile(struct LAR *lar, const char *filename);
  62 void LAR_CloseFile(struct LARFile *file);
  63 struct LARFile *LAR_MapFile(struct LAR *lar, const char *filename);
  64 int LAR_SetCompressionFuncs(struct LAR *lar, int algo,
  65                             LAR_CompFunc cfunc, LAR_DecompFunc dfunc);
  66 void LAR_Close(struct LAR *lar);
  67 struct LAR *LAR_Open(const char *filename);
  68 struct LAR *LAR_Create(const char *filename);
  69 void LAR_SetAttrs(struct LARAttr *attrs, char *name, int algo);
  70
  71 #endif