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The next task is to add functionality to the far library to make it suitable for use directly by libvitaboy Renderer.# Please enter the commit message for your changes. Lines starting
This commit is contained in:
Fatbag 2012-10-27 23:45:56 -05:00
parent 6393955683
commit bb904c4698
14 changed files with 116 additions and 75 deletions
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2
Libraries/FileHandler/far/CMakeLists.txt
View file

@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 2.6)
project(far)
set(FAR_SOURCES
libfar.c
far.c
refpack_dec.c
)

32
Libraries/FileHandler/far/config.h
View file

@ -1,24 +1,24 @@
/* config.h - libfar build configuration */
/* config.h - far build configuration */
/* Define if you have the <stdint.h> header file. */
#define HAVE_STDINT_H
/* compile-in support */
#define LIBFAR_ARCHIVEREAD
#define LIBFAR_ARCHIVEWRITE
#define LIBFAR_REFPACK_DECOMPRESS
#define LIBFAR_REFPACK_COMPRESS
#define LIBFAR_SUPPORT_FAR
#define LIBFAR_SUPPORT_DBPF
#define LIBFAR_SUPPORT_PERSIST
#define LIBFAR_DEBUGSUPPORT
#define LIBFAR_FILEIO
#define LIBFAR_EMBEDDEDFUNCTIONS
#define FAR_ARCHIVEREAD
#define FAR_ARCHIVEWRITE
#define FAR_REFPACK_DECOMPRESS
#define FAR_REFPACK_COMPRESS
#define FAR_SUPPORT_FAR
#define FAR_SUPPORT_DBPF
#define FAR_SUPPORT_PERSIST
#define FAR_DEBUGSUPPORT
#define FAR_FILEIO
#define FAR_EMBEDDEDFUNCTIONS
/* end of compile-in support */
/* preferences -- on non-numerical definitions, define to 1 for "yes", 0 for "no"; */
#define LIBFAR_DEFAULT_1A 0
#define LIBFAR_DEFAULT_DBPF_COMPRESSED 0
#define LIBFAR_DEFAULT_MAX_FILE_NAME_LENGTH 255
#define LIBFAR_DEFAULT_REFPACK_HNSV 0xFB
/* preferences -- on non-numerical definitions, define to 1 for "yes", 0 for "no" */
#define FAR_DEFAULT_1A 0
#define FAR_DEFAULT_DBPF_COMPRESSED 0
#define FAR_DEFAULT_MAX_FILE_NAME_LENGTH 255
#define FAR_DEFAULT_REFPACK_HNSV 0xFB
/* end of default preferences */

46
Libraries/FileHandler/far/libfar.c → Libraries/FileHandler/far/far.c
View file

@ -22,14 +22,14 @@
#include <string.h>
#include <stdint.h>
#include "libfar.h"
#include "far.h"
#if defined(LIBFAR_SUPPORT_PERSIST)
#define LIBFAR_MINSIZE_ANY MINSIZE_PERSIST
#elif defined(LIBFAR_SUPPORT_FAR)
#define LIBFAR_MINSIZE_ANY MINSIZE_FAR
#if defined(FAR_SUPPORT_PERSIST)
#define FAR_MINSIZE_ANY MINSIZE_PERSIST
#elif defined(FAR_SUPPORT_FAR)
#define FAR_MINSIZE_ANY MINSIZE_FAR
#else
#define LIBFAR_MINSIZE_ANY MINSIZE_DBPF
#define FAR_MINSIZE_ANY MINSIZE_DBPF
#endif
#ifndef read_int32
@ -52,10 +52,10 @@
/* These options can be changed during runtime */
static int libfarOptions[] = {
LIBFAR_DEFAULT_1A,
LIBFAR_DEFAULT_DBPF_COMPRESSED,
LIBFAR_DEFAULT_MAX_FILE_NAME_LENGTH,
LIBFAR_DEFAULT_REFPACK_HNSV
FAR_DEFAULT_1A,
FAR_DEFAULT_DBPF_COMPRESSED,
FAR_DEFAULT_MAX_FILE_NAME_LENGTH,
FAR_DEFAULT_REFPACK_HNSV
};
void libfar_set_option(int Option, int Value){
@ -68,22 +68,22 @@ int libfar_get_option(int Option){
int far_identify(const uint8_t * Buffer, unsigned FileSize)
{
if(!FileSize) FileSize = ~0;
else if(FileSize < LIBFAR_MINSIZE_ANY)
else if(FileSize < FAR_MINSIZE_ANY)
return FAR_TYPE_INVALID;
#ifdef LIBFAR_SUPPORT_FAR
#ifdef FAR_SUPPORT_FAR
if(FileSize >= MINSIZE_FAR)
if(!memcmp(Buffer, Header_FAR, 8))
return FAR_TYPE_FAR;
#endif
#ifdef LIBFAR_SUPPORT_DBPF
#ifdef FAR_SUPPORT_DBPF
if(FileSize >= MINSIZE_DBPF)
if(!memcmp(Buffer, Header_DBPF, 4))
return FAR_TYPE_DBPF;
#endif
#ifdef LIBFAR_SUPPORT_PERSIST
#ifdef FAR_SUPPORT_PERSIST
if(FileSize >= MINSIZE_PERSIST)
if(Buffer[0] == 0x01)
return FAR_TYPE_PERSIST;
@ -158,10 +158,10 @@ FAREntryNode * far_add_entry(FARFile * FARFileInfo, int Position)
int far_read_header(FARFile * FARFileInfo, const uint8_t * Buffer, unsigned FileSize)
{
if(!FileSize) FileSize = ~0;
else if(FileSize < LIBFAR_MINSIZE_ANY)
else if(FileSize < FAR_MINSIZE_ANY)
return 0;
#ifdef LIBFAR_SUPPORT_FAR
#ifdef FAR_SUPPORT_FAR
if(FARFileInfo->Type == FAR_TYPE_FAR){
FARFileInfo->MajorVersion = read_uint32(Buffer+8);
FARFileInfo->IndexOffset = read_uint32(Buffer+12);
@ -170,7 +170,7 @@ int far_read_header(FARFile * FARFileInfo, const uint8_t * Buffer, unsigned File
return 0;
if(FARFileInfo->MajorVersion == 1)
FARFileInfo->Revision = !libfarOptions[LIBFAR_CONFIG_DEFAULT_TO_1A];
FARFileInfo->Revision = !libfarOptions[FAR_CONFIG_DEFAULT_TO_1A];
if(FARFileInfo->IndexOffset > FileSize-4)
return 0;
@ -187,7 +187,7 @@ int far_read_header(FARFile * FARFileInfo, const uint8_t * Buffer, unsigned File
}
#endif
#ifdef LIBFAR_SUPPORT_DBPF
#ifdef FAR_SUPPORT_DBPF
if(FARFileInfo->Type == FAR_TYPE_DBPF){
int i;
@ -239,7 +239,7 @@ int far_read_entry(const FARFile * FARFileInfo, FAREntry * FAREntryInfo,
if(MaxEntrySize == 0) MaxEntrySize = ~0;
if(ArchiveSize == 0) ArchiveSize = ~0;
#ifdef LIBFAR_SUPPORT_FAR
#ifdef FAR_SUPPORT_FAR
if(FARFileInfo->Type == FAR_TYPE_FAR){
unsigned MinEntrySize =
(MajorVersion == 1) ? (
@ -269,7 +269,7 @@ int far_read_entry(const FARFile * FARFileInfo, FAREntry * FAREntryInfo,
}
if(FAREntryInfo->FilenameLength > MaxEntrySize - MinEntrySize) return 0;
if(FAREntryInfo->FilenameLength > (unsigned)libfarOptions[LIBFAR_CONFIG_MAX_FILE_NAME_LENGTH]) return 0;
if(FAREntryInfo->FilenameLength > (unsigned)libfarOptions[FAR_CONFIG_MAX_FILE_NAME_LENGTH]) return 0;
if(FAREntryInfo->CompressedSize > FAREntryInfo->DecompressedSize) return 0;
if(FAREntryInfo->DecompressedSize != 0){
@ -286,7 +286,7 @@ int far_read_entry(const FARFile * FARFileInfo, FAREntry * FAREntryInfo,
}
#endif
#ifdef LIBFAR_SUPPORT_DBPF
#ifdef FAR_SUPPORT_DBPF
if(FARFileInfo->Type == FAR_TYPE_DBPF){
if(MaxEntrySize < SIZEOF_ENTRY_DBPF) return 0;
@ -346,7 +346,7 @@ int far_read_entry_data(const FARFile * FARFileInfo, FAREntry * FAREntryInfo, ui
int Compressed = (FARFileInfo->Type == FAR_TYPE_FAR) ? (
(FARFileInfo->MajorVersion == 1) ? (
FAREntryInfo->DecompressedSize != FAREntryInfo->CompressedSize
) : FAREntryInfo->DataType == 0x80) : libfarOptions[LIBFAR_CONFIG_DBPF_COMPRESSED];
) : FAREntryInfo->DataType == 0x80) : libfarOptions[FAR_CONFIG_DBPF_COMPRESSED];
FAREntryInfo->CompressedData = Buffer+FAREntryInfo->DataOffset;
@ -390,7 +390,7 @@ int far_read_persist_data(PersistFile * PersistData, uint8_t * CompressedData)
if(!RefPackDecompress(PersistData->CompressedData, PersistData->CompressedSize-9,
PersistData->DecompressedData, PersistData->DecompressedSize,
libfarOptions[LIBFAR_CONFIG_REFPACK_HNSV])){
libfarOptions[FAR_CONFIG_REFPACK_HNSV])){
free(PersistData->DecompressedData);
return 0;
}

10
Libraries/FileHandler/far/libfar.h → Libraries/FileHandler/far/far.h
View file

@ -21,10 +21,10 @@
*/
/* libfarOptions array members */
#define LIBFAR_CONFIG_DEFAULT_TO_1A 0
#define LIBFAR_CONFIG_DBPF_COMPRESSED 1
#define LIBFAR_CONFIG_MAX_FILE_NAME_LENGTH 2
#define LIBFAR_CONFIG_REFPACK_HNSV 3
#define FAR_CONFIG_DEFAULT_TO_1A 0
#define FAR_CONFIG_DBPF_COMPRESSED 1
#define FAR_CONFIG_MAX_FILE_NAME_LENGTH 2
#define FAR_CONFIG_REFPACK_HNSV 3
/* Archive types */
#define FAR_TYPE_INVALID 0
@ -33,7 +33,7 @@
#define FAR_TYPE_PERSIST 3
/* Numerical constants */
#define LIBFAR_ARCHIVE_MINIMUM_SIZE 14
#define FAR_ARCHIVE_MINIMUM_SIZE 14
#define MINSIZE_FAR 20
#define MINSIZE_DBPF 64
#define MINSIZE_ENTRY_FAR_1A 16

8
Libraries/FileHandler/far/farextract.c
View file

@ -22,7 +22,7 @@
#include <stdint.h>
#include <time.h>
#include "config.h"
#include "libfar.h"
#include "far.h"
enum {
profile_ts1 = 1,
@ -100,9 +100,9 @@ int main(int argc, char *argv[]){
** Handle profile settings
*/
if(!profile) profile = profile_tso;
libfar_set_option(LIBFAR_CONFIG_DEFAULT_TO_1A, (profile == profile_ts1));
libfar_set_option(LIBFAR_CONFIG_DBPF_COMPRESSED, (profile >= profile_sc4));
libfar_set_option(LIBFAR_CONFIG_REFPACK_HNSV, 0xFB);
libfar_set_option(FAR_CONFIG_DEFAULT_TO_1A, (profile == profile_ts1));
libfar_set_option(FAR_CONFIG_DBPF_COMPRESSED, (profile >= profile_sc4));
libfar_set_option(FAR_CONFIG_REFPACK_HNSV, 0xFB);
/****
** Open the file and read in the entire contents to memory