Files
argyllcms/spectro/oemarch.c
2026-08-20 20:28:40 +01:00

3298 lines
86 KiB
C

/* OEM archive access library. */
/* This supports installing OEM data files */
/*
* Argyll Color Management System
*
* Author: Graeme W. Gill
* Date: 13/11/2012
*
* Copyright 2006 - 2013 Graeme W. Gill
* All rights reserved.
*
* This material is licenced under the GNU GENERAL PUBLIC LICENSE Version 2 or later :-
* see the License2.txt file for licencing details.
*
*/
/*
Notes :-
Although we have made an allowance for a Spyder 1 PLD pattern,
we know nothing about it, or even if it exists...
C:\Program Files (x86)\X-Rite\Devices\i1d3\Calibrations
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <fcntl.h>
#include <string.h>
#if defined (NT)
#define WIN32_LEAN_AND_MEAN
#include <io.h>
#include <windows.h>
#endif
#ifdef UNIX
#include <unistd.h>
#include <sys/param.h>
#include <sys/mount.h>
#include <ctype.h>
#include <sys/types.h>
#include <pwd.h>
#endif /* UNIX */
#ifndef SALONEINSTLIB
#include "copyright.h"
#include "aconfig.h"
#include "numlib.h"
#else /* SALONEINSTLIB */
#include <fcntl.h>
#include "sa_config.h"
#include "numsup.h"
#endif /* SALONEINSTLIB */
#include "xdg_bds.h"
#include "cgats.h"
#include "xspect.h"
#include "conv.h"
#include "aglob.h"
#include "disptechs.h"
#include "ccss.h"
#include "disptechs.h"
#include "LzmaDec.h"
#include "oemarch.h"
#undef DEBUG
#undef PLOT_SAMPLES /* Plot spectral samples */
/* Configured target information */
oem_target oemtargs = {
#ifdef NT
{ /* Installed files */
{ "/ColorVision/Spyder2express/CVSpyder.dll", targ_spyd2_pld, file_dllcab },
{ "/ColorVision/Spyder2pro/CVSpyder.dll", targ_spyd2_pld, file_dllcab },
{ "/PANTONE COLORVISION/ColorPlus/CVSpyder.dll", targ_spyd2_pld, file_dllcab },
{ "/Datacolor/Spyder4Express/dccmtr.dll", targ_spyd_cal, file_dllcab },
{ "/Datacolor/Spyder4Pro/dccmtr.dll", targ_spyd_cal, file_dllcab },
{ "/Datacolor/Spyder4Elite/dccmtr.dll", targ_spyd_cal, file_dllcab },
{ "/Datacolor/Spyder4TV HD/dccmtr.dll", targ_spyd_cal, file_dllcab },
{ "/Datacolor/Spyder5Express/dccmtr.dll", targ_spyd_cal, file_dllcab },
{ "/Datacolor/Spyder5Pro/dccmtr.dll", targ_spyd_cal, file_dllcab },
{ "/Datacolor/Spyder5Elite/dccmtr.dll", targ_spyd_cal, file_dllcab },
{ "/Datacolor/Spyder5TV HD/dccmtr.dll", targ_spyd_cal, file_dllcab },
{ "/X-Rite/Devices/i1d3/Calibrations/*.edr", targ_i1d3_edr, file_data },
{ "/I-O DATA/i1Profiler for PhotoCrysta/EDRFiles/*.edr", targ_i1d3_edr, file_data },
{ NULL }
},
{ /* Volume names */
{ "ColorVision", targ_spyd2_pld | targ_spyd_cal },
{ "Datacolor", targ_spyd2_pld | targ_spyd_cal },
{ "i1Profiler", targ_i1d3_edr },
{ "ColorMunki Displ", targ_i1d3_edr },
{ NULL }
},
{ /* Archive names */
{ "/PhotoCAL/PhotoCAL Setup.exe", targ_spyd2_pld },
{ "/OptiCAL/OptiCAL Setup.exe", targ_spyd2_pld },
{ "/setup/setup.exe", targ_spyd2_pld },
{ "/Data/setup.exe", targ_spyd_cal },
{ "/Installer/Setup.exe", targ_i1d3_edr },
{ "/Installer/ColorMunkiDisplaySetup.exe", targ_i1d3_edr },
{ NULL }
}
#endif /* NT */
#ifdef UNIX_APPLE
{ /* Installed files */
{ "/Applications/Spyder2express 2.2/Spyder2express.app/Contents/MacOSClassic/Spyder.lib", targ_spyd2_pld },
{ "/Applications/Spyder2pro 2.2/Spyder2pro.app/Contents/MacOSClassic/Spyder.lib", targ_spyd2_pld },
{ "/Library/Application Support/X-Rite/Devices/i1d3xrdevice/Contents/Resources/Calibrations/*.edr", targ_i1d3_edr },
{ "/Library/Application Support/X-Rite/Frameworks/XRiteDevice.framework/PlugIns/i1d3.xrdevice/Contents/Resources/Calibrations/*.edr",targ_i1d3_edr },
{ NULL }
},
{ /* Volume names */
{ "/Volumes/ColorVision", targ_spyd2_pld | targ_spyd_cal },
{ "/Volumes/Datacolor", targ_spyd2_pld | targ_spyd_cal },
{ "/Volumes/i1Profiler", targ_i1d3_edr },
{ "/Volumes/ColorMunki Display", targ_i1d3_edr },
{ NULL }
},
{ /* Archive names */
{ "/PhotoCAL/PhotoCAL Setup.exe", targ_spyd2_pld },
{ "/OptiCAL/OptiCAL Setup.exe", targ_spyd2_pld },
{ "/setup/setup.exe", targ_spyd2_pld },
// { "/Data/setup.exe", targ_spyd_cal },
{ "/Data/Setup.exe", targ_spyd_cal },
{ "/Installer/Setup.exe", targ_i1d3_edr },
{ "/Installer/ColorMunkiDisplaySetup.exe", targ_i1d3_edr },
{ NULL }
}
#endif /* UNIX_APPLE */
#ifdef UNIX_X11
{ /* Installed files */
{ NULL }
},
{ /* Volume names the CDROM may have. */
/* (It's a pity the linux developers have no idea what a stable API looks like...) */
{ "/run/media/$USER/ColorVision", targ_spyd2_pld | targ_spyd_cal },
{ "/run/media/$USER/Datacolor", targ_spyd2_pld | targ_spyd_cal },
{ "/run/media/$USER/i1Profiler", targ_i1d3_edr },
{ "/run/media/$USER/ColorMunki Displ", targ_i1d3_edr },
{ "/media/ColorVision", targ_spyd2_pld | targ_spyd_cal },
{ "/media/Datacolor", targ_spyd2_pld | targ_spyd_cal },
{ "/media/i1Profiler", targ_i1d3_edr },
{ "/media/ColorMunki Displ", targ_i1d3_edr },
{ "/mnt/cdrom", targ_spyd2_pld | targ_spyd_cal | targ_i1d3_edr },
{ "/mnt/cdrecorder", targ_spyd2_pld | targ_spyd_cal | targ_i1d3_edr },
{ "/media/cdrom", targ_spyd2_pld | targ_spyd_cal | targ_i1d3_edr },
{ "/media/cdrecorder", targ_spyd2_pld | targ_spyd_cal | targ_i1d3_edr },
{ "/cdrom", targ_spyd2_pld | targ_spyd_cal | targ_i1d3_edr },
{ "/cdrecorder", targ_spyd2_pld | targ_spyd_cal | targ_i1d3_edr },
{ NULL }
},
{ /* Archive names */
{ "/PhotoCAL/PhotoCAL Setup.exe", targ_spyd2_pld },
{ "/OptiCAL/OptiCAL Setup.exe", targ_spyd2_pld },
{ "/setup/setup.exe", targ_spyd2_pld },
{ "/Data/setup.exe", targ_spyd_cal },
{ "/Installer/Setup.exe", targ_i1d3_edr },
{ "/Installer/ColorMunkiDisplaySetup.exe", targ_i1d3_edr },
{ NULL }
}
#endif /* UNIX_X11 */
};
#if defined(UNIX_APPLE)
/* Global: */
char *oemamount_path = NULL;
#endif
/* Cleanup function for transfer on Apple OS X */
void oem_umiso() {
#if defined(UNIX_APPLE)
if (oemamount_path != NULL) {
char sbuf[MAXNAMEL+1 + 100];
sprintf(sbuf, "umount \"%s\"",oemamount_path);
system(sbuf);
sprintf(sbuf, "rmdir \"%s\"",oemamount_path);
system(sbuf);
}
#endif /* UNIX_APPLE */
}
static xfile *locate_volume(int verb);
static xfile *locate_read_archive(xfile *vol, int verb);
static xfile *locate_read_oeminstall(xfile **pxf, int verb);
void classify_file(xfile *xf, int verb);
/* Spyder related archive functions */
int is_vise(xfile *xf);
int is_dll(xfile *xf);
static xfile *vise_extract(xfile **pxf, xfile *xi, char *tfilename, int verb);
static xfile *spyd2pld_extract(xfile **pxf, xfile *dll, int verb);
static xfile *spyd4cal_extract(xfile **pxf, xfile *dll, int verb);
int is_s1pld(xfile *xf);
int is_s2pld(xfile *xf);
int is_s4cal(xfile *xf);
/* i1d3 archive related functions */
int is_inno(xfile *xf);
int is_cab(xfile *xf);
static xfile *inno_extract(xfile *xi, char *tfilename, int verb);
static xfile *ai_extract_cab(xfile **pxf, xfile *xi, char *key, char *tname, int verb);
static xfile *msi_extract_cab(xfile **pxf, xfile *xi, char *tname, int verb);
static xfile *cab_extract(xfile **pxf, xfile *xi, char *text, int verb);
/* edr to ccss functions */
int is_edr(xfile *xf);
static xfile *edr_convert(xfile **pxf, xfile *xi, int verb);
int is_ccss(xfile *xf);
/* ccmx functions */
int is_ccmx(xfile *xf);
#ifdef DEBUG
# pragma message("######### oemarch DEBUG is defined! ########")
static void list_files(char *s, xfile *xf) {
int i;
if (xf == NULL)
printf("%s: no files\n",s);
else {
printf("%s:\n",s);
for (i = 0; xf[i].name != NULL; i++) {
printf("Got '%s' size %d ftype 0x%x ttype 0x%x\n",xf[i].name,xf[i].len,xf[i].ftype,xf[i].ttype);
// save_xfile(&xf[i], NULL, "oem/", 1);
}
}
}
#endif
/* Given a list of source archives or files, convert them to a list of install files, */
/* or if no files are given look for installed files or files from a CD. */
/* Return NULL if none found. files is deleted. */
xfile *oemarch_get_ifiles(xfile *files, int verb) {
int i;
xfile *ofiles = NULL, *nfiles = NULL; /* Ping pong */
#ifdef DEBUG
list_files("On entry", files);
#endif
/* Classify the files we've been given */
if (files != NULL) {
for (i = 0; files[i].name != NULL; i++) {
classify_file(&files[i], verb);
}
#ifdef DEBUG
list_files("After classification",files);
#endif
}
/* See if there are any OEM files installed */
if (files == NULL) {
locate_read_oeminstall(&files, verb);
#ifdef DEBUG
list_files("OEM Installed files", files);
#endif
}
if (files == NULL) {
/* Look for files on a CD */
xfile *vol; /* CD volume located */
#ifdef DEBUG
printf("Looking for CD files:\n");
#endif
if ((vol = locate_volume(verb)) == NULL) {
#ifdef DEBUG
printf("No CD volumes found\n");
#endif
return NULL;
}
if ((files = locate_read_archive(vol, verb)) == NULL) {
#ifdef DEBUG
printf("locate_read_archive failed\n");
#endif
oem_umiso();
return NULL;
}
oem_umiso();
del_xf(vol); vol = NULL;
#ifdef DEBUG
list_files("CD files", files);
#endif
}
if (files == NULL)
return NULL;
/* Now process any archives - extract dll & cab's */
for (i = 0; files[i].name != NULL; i++) {
xfile *arch = files + i;
#ifdef DEBUG
printf("processing '%s'\n",files[i].name);
#endif
/* Preserve & skip non-archives */
if (files[i].ftype != file_arch) {
new_add_xf(&nfiles, files[i].name, files[i].buf, files[i].len,
files[i].ftype, files[i].ttype);
files[i].buf = NULL; /* We've taken these */
files[i].len = 0;
continue;
}
/* If this could be spyder 1/2 PLD pattern: */
if (arch->ttype & (targ_spyd1_pld | targ_spyd2_pld)) {
xfile *dll = NULL; /* dccmtr.dll */
if (vise_extract(&nfiles, arch, "CVSpyder.dll", verb) != NULL)
continue;
}
/* If this could be spyder 4/5 calibration file: */
if (arch->ttype & targ_spyd_cal) {
xfile *dll = NULL; /* dccmtr.dll */
if (vise_extract(&nfiles, arch, "dccmtr.dll", verb) != NULL)
continue;
}
/* If this could be i1d3 .edr files: */
if (arch->ttype & targ_i1d3_edr) {
xfile *exe = NULL; /* .exe extracted */
xfile *msi = NULL; /* .msi extracted */
#ifdef NEVER /* Don't have to do it this way for most installs */
/* Extract .msi from it */
if ((msi = inno_extract(arch, "{tmp}\\XRD i1d3.msi", verb)) != NULL) {
/* Extract the .cab from it */
if (msi_extract_cab(&nfiles, msi, "XRD_i1d3.cab", verb) != NULL) {
del_xf(msi);
continue;
}
if (msi_extract_cab(&nfiles, msi, "XRD_Manager.cab", verb) != NULL) {
del_xf(msi);
continue;
}
del_xf(msi);
}
/* Try and extract XRD Manager.exe from it */
if ((exe = inno_extract(arch, "{tmp}\\XRD Manager.exe", verb)) != NULL) {
/* Extract the "disk1.cab" from the AI installer exectutable */
if ((ai_extract_cab(&nfiles, exe, ".edr", "disk1.cab", verb)) != NULL) {
del_xf(exe);
continue;
}
del_xf(exe);
}
#else
/* Extract the .cab directly from Setup.exe */
if (msi_extract_cab(&nfiles, arch, "XRD_i1d3.cab", verb) != NULL)
continue;
if (msi_extract_cab(&nfiles, arch, "XRD_Manager.cab", verb) != NULL)
continue;
/* Extract the "disk1.cab" from the AI installer exectutable */
if ((ai_extract_cab(&nfiles, arch, ".edr", "disk1.cab", verb)) != NULL)
continue;
#endif
}
if (verb) printf("Warning: unhandled archive '%s' discarded\n",arch->name);
}
del_xf(ofiles);
ofiles = NULL; /* Swap to new list */
files = nfiles;
nfiles = NULL;
#ifdef DEBUG
list_files("After de-archive", files);
#endif
if (files == NULL)
return NULL;
/* Process any dll & cab files - extract individual files */
for (i = 0; files[i].name != NULL; i++) {
xfile *dllcab = files + i;
/* Preserve non-dll/cab */
if (files[i].ftype != file_dllcab) {
new_add_xf(&nfiles, files[i].name, files[i].buf, files[i].len,
files[i].ftype, files[i].ttype);
files[i].buf = NULL; /* We've taken these */
files[i].len = 0;
continue;
}
/* If this could be spyder 1/2 PLD pattern: */
if (dllcab->ttype & (targ_spyd1_pld | targ_spyd2_pld)) {
if (spyd2pld_extract(&nfiles, dllcab, verb) != NULL)
continue;
}
/* If this could be spyder 4/5 calibration file: */
if (dllcab->ttype & targ_spyd_cal) {
if (spyd4cal_extract(&nfiles, dllcab, verb) != NULL)
continue;
}
/* If this could be i1d3 .edr files: */
if (dllcab->ttype & targ_i1d3_edr) {
/* Extract the .edr's from it */
if (cab_extract(&nfiles, dllcab, ".edr", verb) != NULL)
continue;
}
if (verb) printf("Warning: unhandled dll/cab '%s' discarded\n",dllcab->name);
}
del_xf(ofiles);
ofiles = NULL; /* Swap to new list */
files = nfiles;
nfiles = NULL;
#ifdef DEBUG
list_files("After file extract", files);
#endif
if (files == NULL)
return NULL;
/* Process any .edr files - convert to ccss */
for (i = 0; files[i].name != NULL; i++) {
#ifdef DEBUG
printf(" file '%s' ftype 0x%x ttype 0x%x\n", files[i].name,files[i].ftype,files[i].ttype);
#endif
/* Preserve non-edr */
if (files[i].ftype != file_data
|| (files[i].ttype & targ_i1d3_edr) == 0
|| !is_edr(&files[i])
) {
#ifdef DEBUG
printf(" preserving '%s'\n", files[i].name);
#endif
new_add_xf(&nfiles, files[i].name, files[i].buf, files[i].len,
files[i].ftype, files[i].ttype);
files[i].buf = NULL; /* We've taken these */
files[i].len = 0;
continue;
}
#ifdef DEBUG
printf(" converting '%s'\n", files[i].name);
#endif
if (edr_convert(&nfiles, files + i, verb) != NULL)
continue;
if (verb) printf("Warning: unhandled edr '%s' discarded\n",files[i].name);
}
del_xf(ofiles);
ofiles = NULL; /* Swap to new list */
files = nfiles;
nfiles = NULL;
/* Mark any files that wern't recognized as unknown */
if (files != NULL) {
for (i = 0; files[i].name != NULL; i++) {
if (files[i].ttype & targ_unknown)
files[i].ttype = targ_unknown;
}
}
#ifdef DEBUG
list_files("Returning", files);
printf("\n");
#endif
return files;
}
/* -------------------------------------------- */
/* Determine a file type */
void classify_file(xfile *xf, int verb) {
if (is_dll(xf)) {
xf->ftype = file_dllcab;
xf->ttype &= (targ_spyd1_pld | targ_spyd2_pld | targ_spyd_cal);
if (verb) printf("'%s' seems to be a .dll file\n",xf->name);
return;
}
if (is_vise(xf)) {
xf->ftype = file_arch;
xf->ttype &= (targ_spyd1_pld | targ_spyd2_pld | targ_spyd_cal);
if (verb) printf("'%s' seems to be a VISE archive\n",xf->name);
return;
}
if (is_inno(xf)) {
xf->ftype = file_arch;
xf->ttype &= targ_i1d3_edr;
if (verb) printf("'%s' seems to be an Inno archive\n",xf->name);
return;
}
if (is_cab(xf)) {
xf->ftype = file_dllcab;
xf->ttype &= targ_i1d3_edr;
if (verb) printf("'%s' seems to be a .cab file\n",xf->name);
return;
}
if (is_edr(xf) || is_ccss(xf)) {
xf->ftype = file_data;
xf->ttype &= targ_i1d3_edr;
if (verb) printf("'%s' seems to be a i1d3 calibration file or .ccss\n",xf->name);
return;
}
if (is_ccmx(xf)) {
xf->ftype = file_data;
xf->ttype &= targ_ccmx;
if (verb) printf("'%s' seems to be a .ccmx\n",xf->name);
return;
}
if (is_s1pld(xf)) {
xf->ftype = file_data;
xf->ttype &= targ_spyd1_pld;
if (verb) printf("'%s' seems to be a Spyder 1 PLD file\n",xf->name);
return;
}
if (is_s2pld(xf)) {
xf->ftype = file_data;
xf->ttype &= targ_spyd2_pld;
if (verb) printf("'%s' seems to be a Spyder 2 PLD file\n",xf->name);
return;
}
if (is_s4cal(xf)) {
xf->ftype = file_data;
xf->ttype &= targ_spyd_cal;
if (verb) printf("'%s' seems to be a Spyder 4 calibration file\n",xf->name);
return;
}
/* Hmm. */
if (verb) printf("'%s' is unknown - assume it's an archive\n",xf->name);
xf->ftype = file_arch | file_dllcab | file_data;
xf->ttype |= targ_unknown;
}
/* ============================================================================= */
/* Locate a CD volume. Return NULL if no CD found */
/* free when done */
static xfile *locate_volume(int verb) {
xfile *xf = NULL; /* return value */
if (verb) { printf("Looking for CDROM to install from .. \n"); fflush(stdout); }
#ifdef NT
{
char buf[1000];
char vol_name[MAXNAMEL+1] = { '\000' };
char drive[50];
int len, i, j;
len = GetLogicalDriveStrings(1000, buf);
if (len > 1000)
error("GetLogicalDriveStrings too large");
for (i = 0; ;) { /* For all drives */
if (buf[i] == '\000')
break;
if (GetDriveType(buf+i) == DRIVE_CDROM) {
DWORD maxvoll, fsflags;
if (GetVolumeInformation(buf + i, vol_name, MAXNAMEL,
NULL, &maxvoll, &fsflags, NULL, 0) != 0) {
for (j = 0;;j++) { /* For all volume names */
if (oemtargs.volnames[j].path == NULL)
break;
if (strcmp(vol_name, oemtargs.volnames[j].path) == 0) {
strcpy(drive, buf+i);
drive[2] = '\000'; /* Remove '\' */
/* Found the instalation CDROM volume name */
new_add_xf(&xf, drive, NULL, 0, file_vol, oemtargs.volnames[j].ttype);
if (verb)
printf("Found Volume '%s' on drive '%s'\n",vol_name,drive);
break;
}
}
if (oemtargs.volnames[j].path != NULL) /* Found a match */
break;
}
}
i += strlen(buf + i) + 1;
}
}
#endif /* NT */
#if defined(UNIX_APPLE)
{
int j;
char tname[MAXNAMEL+1] = { '\000' };
for (j = 0; ; j++) {
if (oemtargs.volnames[j].path == NULL)
break;
/* In case it's already mounted (previously aborted ?) */
strcpy(tname, oemtargs.volnames[j].path);
strcat(tname, "_ISO");
if (oemamount_path == NULL) { /* Remember to unmount it */
if ((oemamount_path = strdup(tname)) == NULL)
error("Malloc of amount_path failed");
}
if (verb) { printf("Checking if '%s' is already mounted .. ",tname); fflush(stdout); }
if (access(tname, 0) == 0) {
if (verb) printf("yes\n");
new_add_xf(&xf, tname, NULL, 0, file_vol, oemtargs.volnames[j].ttype);
break;
} else if (verb)
printf("no\n");
/* Not already mounted. */
if (access(oemtargs.volnames[j].path, 0) == 0) {
struct statfs buf;
char sbuf[MAXNAMEL+1 + 100];
int sl, rv;
if (verb) { printf("Mounting ISO partition .. "); fflush(stdout); }
/* but we need the ISO partition */
/* Locate the mount point */
if (statfs(oemtargs.volnames[j].path, &buf) != 0)
error("\nUnable to locate mount point for '%s' of install CDROM",oemtargs.volnames[j].path);
if ((sl = strlen(buf.f_mntfromname)) > 3
&& buf.f_mntfromname[sl-2] == 's'
&& buf.f_mntfromname[sl-1] >= '1'
&& buf.f_mntfromname[sl-1] <= '9')
buf.f_mntfromname[sl-2] = '\000';
else
error("\nUnable to determine CDROM mount point from '%s'",buf.f_mntfromname);
strcpy(tname, oemtargs.volnames[j].path);
strcat(tname, "_ISO");
sprintf(sbuf, "mkdir \"%s\"", tname);
if ((rv = system(sbuf)) != 0)
error("\nCreating ISO9660 volume of CDROM failed with %d",rv);
sprintf(sbuf, "mount_cd9660 %s \"%s\"", buf.f_mntfromname,tname);
if ((rv = system(sbuf)) != 0) {
sprintf(sbuf, "rmdir \"%s\"", tname);
system(sbuf);
error("\nMounting ISO9660 volume of CDROM failed with %d",rv);
}
if (verb)
printf("done\n");
if ((oemamount_path = strdup(tname)) == NULL) {
oem_umiso();
error("Malloc of amount_path failed");
}
new_add_xf(&xf, tname, NULL, 0, file_vol, oemtargs.volnames[j].ttype);
break;
}
}
}
#endif /* UNIX_APPLE */
#if defined(UNIX_X11)
{
int j;
/* See if we can see what we're looking for on one of the volumes */
/* It would be nice to be able to read the volume name ! */
for (j = 0;;j++) {
char *vol, *cp;
vol = oemtargs.volnames[j].path;
if (vol == NULL)
break;
/* Some linux paths include the real user name */
if ((cp = strstr(vol, "$USER")) != NULL) {
char *ivol = vol;
char *usr;
int len;
/* Media gets mounted as console user, */
/* so we need to know what that is. */
/* (Hmm. this solves access problem when
running as root, but not saving resulting
file to $HOME/.local/etc */
if ((usr = getenv("SUDO_USER")) == NULL) {
if ((usr = getenv("USER")) == NULL)
error("$USER is empty");
}
len = strlen(ivol) - 5 + strlen(usr) + 1;
if ((vol = malloc(len)) == NULL)
error("Malloc of volume path length %d failed",len);
strncpy(vol, ivol, cp-ivol);
vol[cp-ivol]= '\000';
strcat(vol, usr);
strcat(vol, cp + 5);
}
if (access(vol, 0) == 0) {
if (verb) printf("found '%s'\n",vol);
new_add_xf(&xf, vol, NULL, 0, file_vol, oemtargs.volnames[j].ttype);
if (vol != oemtargs.volnames[j].path)
free(vol);
break;
}
if (vol != oemtargs.volnames[j].path)
free(vol);
}
}
#endif /* UNIX */
return xf;
}
/* Locate and read the archive on the given volume. */
/* Return NULL if not found */
static xfile *locate_read_archive(xfile *vol, int verb) {
int j;
char buf[1000], *ap;
xfile *xf = NULL; /* return value */
if (verb) { printf("Looking for archive on volume '%s' .. ",vol->name); fflush(stdout); }
strcpy(buf, vol->name);
ap = buf + strlen(buf);
for (j = 0; oemtargs.archnames[j].path != NULL; j++) {
targ_type ttype = vol->ttype & oemtargs.archnames[j].ttype;
if (ttype == targ_none) {
continue;
}
strcpy(ap, oemtargs.archnames[j].path);
if (verb > 1) printf("Looking for archive '%s'\n",buf);
if (sys_access(buf, 0) == 0) {
if (verb) printf("found\n");
new_add_xf(&xf, buf, NULL, 0, file_arch, ttype);
if (load_xfile(xf, verb))
error("Failed to load file '%s'",xf->name);
xf->ftype = file_arch;
xf->ttype = oemtargs.archnames[j].ttype & vol->ttype;
break;
}
}
if (verb && oemtargs.archnames[j].path == NULL)
printf("not found\n");
return xf;
}
/* Do a string copy while replacing all '\' characters with '/' */
static void copyfixdirsep(char *d, char *s) {
for (;;) {
*d = *s;
if (*s == '\000')
break;
if (*d == '\\')
*d = '/';
s++;
d++;
}
}
/* Locate and read any OEM install files. */
/* Return last file or NULL if not found */
static xfile *locate_read_oeminstall(xfile **pxf, int verb) {
int j, k;
char tname[1000], *pf, *ap;
xfile *xf = NULL; /* return value */
aglob ag;
if (verb) { printf("Looking for OEM install files .. \n"); fflush(stdout); }
tname[0] = '\000';
#ifdef NT
# if defined(_WIN64)
for (k = 0; k < 2; k++) {
if (k == 0) {
/* Where the normal instalation goes */
if ((pf = getenv("PROGRAMFILES")) != NULL)
copyfixdirsep(tname, pf);
else
strcpy(tname, "C:/Program Files");
} else {
/* WOW64 installations */
/* Where the normal instalation goes */
if ((pf = getenv("PROGRAMFILES(x86)")) != NULL)
copyfixdirsep(tname, pf);
else
strcpy(tname, "C:/Program Files (x86)");
}
#else
/* Where the normal instalation goes */
if ((pf = getenv("PROGRAMFILES")) != NULL)
copyfixdirsep(tname, pf);
else
strcpy(tname, "C:/Program Files");
#endif
#endif /* NT */
ap = tname + strlen(tname);
for (j = 0; oemtargs.instpaths[j].path != NULL; j++) {
strcpy(ap, oemtargs.instpaths[j].path);
if (verb) printf("Looking for '%s'\n",tname);
if (aglob_create(&ag, tname))
error("Searching for '%s' malloc error",oemtargs.instpaths[j].path);
for (;;) {
char *pp;
if ((pp = aglob_next(&ag)) == NULL)
break;
xf = new_add_xf(pxf, pp, NULL, 0, oemtargs.instpaths[j].ftype,
oemtargs.instpaths[j].ttype);
if (load_xfile(xf, verb))
error("Failed to load file '%s'",xf->name);
if (verb > 1) printf("Loaded '%s'\n",xf->name);
}
aglob_cleanup(&ag);
}
#if defined(NT) && defined(_WIN64)
} /* Next Program Files directory */
#endif
return xf;
}
/* ============================================================================= */
/* A list of files stored in memory. The last entry of the list has name == NULL */
/* return a list with the given number of available entries */
/* plus one more for the end marker */
xfile *new_xf(int n) {
xfile *l;
if ((l = (xfile *)calloc((n + 1), sizeof(xfile))) == NULL)
error("new_xf: Failed to allocate xfile structure");
return l;
}
/* Add an entry to the list. Create the list if it is NULL */
/* Set end marker. */
/* Return the pointer to the new entry */
xfile *add_xf(xfile **l) {
int n;
xfile *ll;
if (*l == NULL)
*l = new_xf(0);
/* Count number of existing entries */
for (ll = *l, n = 0; ll->name != NULL; ll++, n++)
;
if ((*l = (xfile *)realloc(*l, (n+2) * sizeof(xfile))) == NULL)
error("new_xf: Failed to realloc xfile structure of %d x %d bytes",(n+2), sizeof(xfile));
(*l)[n+1].name = NULL; /* End marker */
(*l)[n+1].buf = NULL;
(*l)[n+1].len = 0;
(*l)[n+1].ftype = 0;
(*l)[n+1].ttype = 0;
return &(*l)[n];
}
/* Add an entry and copy details to the list. Create the list if it is NULL */
/* Return point to that entry */
xfile *new_add_xf(xfile **pxf, char *name, unsigned char *buf, unsigned long len,
file_type ftype, targ_type ttype) {
xfile *xf;
xf = add_xf(pxf);
if ((xf->name = strdup(name)) == NULL)
error("new_add_xf: strdup failed");
xf->buf = buf;
xf->len = len;
xf->ftype = ftype;
xf->ttype = ttype;
return xf;
}
/* Clear this (last) entry on the list so that it becomes the end marker */
void rm_xf(xfile *xf) {
free(xf->name);
xf->name = NULL;
free(xf->buf);
xf->buf = NULL;
}
/* Free up a whole list */
void del_xf(xfile *l) {
int n;
if (l != NULL) {
for (n = 0; l[n].name != NULL; n++) {
if (l[n].name != NULL)
free(l[n].name);
if (l[n].buf != NULL)
free(l[n].buf);
}
free(l);
}
}
/* Allocate and load the given entry. */
/* Return NZ on error */
int load_xfile(xfile *xf, int verb) {
FILE *fp;
int i, nfiles;
unsigned char *ibuf;
unsigned long ilen, bread;
if (verb) { printf("Loading file '%s'..",xf->name); fflush(stdout); }
/* Open up the file for reading */
#if !defined(O_CREAT) && !defined(_O_CREAT)
# error "Need to #include fcntl.h!"
#endif
#if defined(O_BINARY) || defined(_O_BINARY)
if ((fp = fopen(xf->name,"rb")) == NULL)
#else
if ((fp = fopen(xf->name,"r")) == NULL)
#endif
{
if (verb) printf("fopen '%s' failed\n",xf->name);
return 1;
}
/* Figure out how big it is */
if (fseek(fp, 0, SEEK_END)) {
if (verb) printf("fseek to EOF of '%s' failed\n",xf->name);
return 1;
}
ilen = (unsigned long)ftell(fp);
if (verb > 1) printf("Size of file '%s' is %ld bytes\n",xf->name, ilen);
if (fseek(fp, 0, SEEK_SET)) {
if (verb) printf("fseek to SOF of file '%s' failed\n",xf->name);
return 1;
}
if ((ibuf = (unsigned char *)malloc(ilen)) == NULL)
error("\nmalloc buffer for file '%s' failed",xf->name);
if (verb > 1) printf("(Reading file '%s')\n",xf->name);
if ((bread = fread(ibuf, 1, ilen, fp)) != ilen) {
if (verb) printf("Failed to read file '%s', read %ld out of %ld bytes\n",xf->name,bread,ilen);
return 1;
}
fclose(fp);
if (xf->buf != NULL)
free(xf->buf);
xf->buf = ibuf;
xf->len = ilen;
if (verb) printf("done\n");
return 0;
}
/* Save a file to the given sname, or of it is NULL, */
/* to prefix + xf-file name (path is ignored) */
/* Error on failure */
void save_xfile(xfile *xf, char *sname, char *pfx, int verb) {
FILE *fp;
char *cp, *fname;
size_t len;
if (sname != NULL) {
fname = sname;
} else {
if ((cp = strrchr(xf->name, '/')) == NULL
&& (cp = strrchr(xf->name, '\\')) == NULL)
cp = xf->name;
else
cp++;
len = strlen(pfx) + strlen(cp) + 1;
if ((fname = malloc(len)) == NULL)
error("malloc fname %d bytes failed",len);
strcpy(fname, pfx);
strcat(fname, cp);
}
/* Open up the file for writing */
#if !defined(O_CREAT) && !defined(_O_CREAT)
# error "Need to #include fcntl.h!"
#endif
#if defined(O_BINARY) || defined(_O_BINARY)
if ((fp = fopen(fname,"wb")) == NULL)
#else
if ((fp = fopen(fname,"w")) == NULL)
#endif
error("Can't open file '%s' for writing",fname);
if ((fwrite(xf->buf, 1, xf->len, fp)) != xf->len)
error("Failed to write file '%s'",fname);
if (fclose(fp))
error("Failed to close file '%s' after writing",fname);
if (verb) printf("Wrote '%s' %" PFSTPREC "d bytes\n",fname, xf->len);
if (sname == NULL)
free(fname);
}
/* ============================================================================= */
/* VISE archive file extraction */
/* structure holding the VISE archive information */
struct _visearch {
int verb;
int isvise; /* Is this an archive ? */
unsigned int vbase; /* Base address of archive */
unsigned char *abuf; /* Buffer holding archive file */
unsigned int asize; /* Nuber of bytes in file */
unsigned int off; /* Current offset */
unsigned char *dbuf; /* Room for decompressed driver file */
unsigned int dsize; /* current write location/size of decompressed file */
unsigned int dasize; /* current allocated size of dbuf */
/* Locate the given name, and set the offset */
/* to the locatation the compressed data is at */
/* return nz if not located */
int (*locate_file)(struct _visearch *p, char *name);
/* Set the current file offset */
void (*setoff)(struct _visearch *p, unsigned int off);
/* Get the next (big endian) 16 bits from the archive */
/* return 0 if past the end of the file */
unsigned int (*get16)(struct _visearch *p);
/* Unget 16 bytes */
void (*unget16)(struct _visearch *p);
/* Destroy ourselves */
void (*del)(struct _visearch *p);
}; typedef struct _visearch visearch;
static void del_arch(visearch *p) {
if (p->dbuf != NULL)
free(p->dbuf);
free(p);
}
/* Set the current file offset */
static void setoff_arch(visearch *p, unsigned int off) {
if (off >= p->asize)
off = p->asize-1;
p->off = off;
}
/* Locate the given name, and set the offset */
/* to the locatation the compressed data is at */
/* return nz if not located */
static int locate_file_arch(visearch *p, char *name) {
int i, sl;
sl = strlen(name); /* length excluding null */
if (sl == 0)
return 1;
/* Locate the filname with a search */
for (i = 0x10000; i < (p->asize - sl); i++) {
if (p->abuf[i] == name[0]) {
if (strncmp((char *)&p->abuf[i], name, sl) == 0) {
int sto;
/* Found it */
if (p->verb)
printf("Located driver entry '%s' at offset 0x%x\n",name,i);
i += sl;
if (i >= (p->asize - 1))
return 1;
sto = p->abuf[i];
i += (4 + sto) * 4; /* This is a complete hack. */
if (i >= (p->asize - 4))
return 1;
p->off = p->abuf[i + 0];
p->off += (p->abuf[i + 1] << 8);
p->off += (p->abuf[i + 2] << 16);
p->off += (p->abuf[i + 3] << 24);
p->off += p->vbase;
if (p->off >= p->asize - 10)
return 1;
if (p->verb)
printf("Located driver file '%s' at offset 0x%x\n",name,p->off);
return 0;
}
}
}
return 1;
}
/* Get the next (big endian) 16 bits from the archive */
/* return 0 if past the end of the file */
static unsigned int get16_arch(visearch *p) {
unsigned int val;
if (p->off >= (p->asize-1)) {
error("Went past end of archive");
}
val = (0xff & p->abuf[p->off]);
val = ((val << 8) + (0xff & p->abuf[p->off+1]));
p->off += 2;
return val;
}
/* Unget the 16 bits from the archive. */
static void unget16_arch(visearch *p) {
if (p->off > 1)
p->off -= 2;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/* Interface with vinflate.c */
int vinflate(void);
visearch *g_va = NULL;
/* fetch the next 16 bits, big endian */
/* if we get 0xffffffff, we are at EOF */
unsigned int vget_16bits() {
return get16_arch(g_va);
}
/* unget 16 bits */
void vunget_16bits() {
unget16_arch(g_va);
}
/* Save the decompressed file to the buffer */
int vwrite_output(unsigned char *buf, unsigned int len) {
/* If run out of space */
if ((g_va->dsize + len) >= g_va->dasize) {
size_t nlen = g_va->dsize + len;
/* Round up allocation */
if (nlen <= 1024)
nlen += 1024;
else
nlen += 4096;
if ((g_va->dbuf = realloc(g_va->dbuf, nlen)) == NULL)
error("realloc failed on VISE decompress buffer (%d bytes)",nlen);
g_va->dasize = nlen;
}
memmove(g_va->dbuf + g_va->dsize, buf, len);
g_va->dsize += len;
return 0;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/* Return NZ if the file appears to be a VISE archive */
int is_vise(xfile *xf) {
int i;
/* See if it looks like a VIZE archive */
for (i = 0x10000; i < 0x11000 && i < (xf->len-4); i++) {
if (xf->buf[i + 3] == 'V'
&& xf->buf[i + 2] == 'I'
&& xf->buf[i + 1] == 'S'
&& xf->buf[i + 0] == 'E') {
return 1;
}
}
return 0;
}
/* create an archive from given memory data */
/* Return NULL if it is not a VISE archive */
visearch *new_arch(unsigned char *abuf, unsigned int asize, int verb) {
int i, rv = 0;
visearch *p;
if ((p = (visearch *)calloc(sizeof(visearch),1)) == NULL)
error("Malloc failed!");
p->locate_file = locate_file_arch;
p->setoff = setoff_arch;
p->verb = verb;
p->get16 = get16_arch;
p->unget16 = unget16_arch;
p->del = del_arch;
p->abuf = abuf;
p->asize = asize;
/* See if it looks like a VIZE archive */
for (i = 0x10000; i < 0x11000 && i < (p->asize-4); i++) {
if (p->abuf[i + 3] == 'V'
&& p->abuf[i + 2] == 'I'
&& p->abuf[i + 1] == 'S'
&& p->abuf[i + 0] == 'E') {
p->isvise = 1;
p->vbase = i;
}
}
if (!p->isvise) {
free(p);
return NULL;
}
return p;
}
/* Extract a VISE file */
/* Return NULL if not found */
static xfile *vise_extract(xfile **pxf, xfile *arch, char *tfilename, int verb) {
visearch *vi;
char *cp;
xfile *xf = NULL;
if ((vi = new_arch(arch->buf, arch->len, verb)) == NULL) {
return NULL;
}
if (verb)
printf("Input file '%s' is a VISE archive file base 0x%x\n",arch->name,vi->vbase);
if (vi->locate_file(vi, tfilename)) {
if (verb) printf("Failed to locate file '%s' in VISE archive\n",tfilename);
return NULL;
}
g_va = vi;
if (vinflate()) {
if (verb) printf("Inflating file '%s' failed",tfilename);
return NULL;
}
g_va = NULL;
if (verb)
printf("Located and decompressed file '%s' from VISE archive\n",tfilename);
xf = add_xf(pxf);
/* Just return base filename */
if ((cp = strrchr(tfilename, '/')) == NULL
&& (cp = strrchr(tfilename, '\\')) == NULL)
cp = tfilename;
else
cp++;
if ((xf->name = strdup(cp)) == NULL) {
fprintf(stderr,"strdup failed on filename\n");
exit(-1);
}
xf->buf = vi->dbuf;
xf->len = vi->dsize;
xf->ftype = file_dllcab;
xf->ttype = arch->ttype;
vi->dbuf = NULL; /* We've taken buffer */
vi->dsize = vi->dasize = 0;
vi->del(vi);
if (verb) printf("Returning '%s' length %" PFSTPREC "d from '%s'\n",xf->name, xf->len, arch[0].name);
return xf;
}
/* ============================================================================= */
/* Spyder 1/2 PLD pattern extraction */
int is_s1pld(xfile *xf) {
if (xf->len != 6817)
return 0;
/* Deobscured signature */
if (xf->buf[0] == 0xff
&& xf->buf[1] == 0x04
&& xf->buf[2] == 0xb0
&& xf->buf[3] == 0x0a
&& xf->buf[7] == 0x57)
return 1;
return 0;
}
int is_s2pld(xfile *xf) {
if (xf->len != 6817)
return 0;
if (xf->buf[0] == 0xff
&& xf->buf[1] == 0x04
&& xf->buf[2] == 0xb0
&& xf->buf[3] == 0x0a
&& xf->buf[7] == 0xd7)
return 1;
return 0;
}
static xfile *spyd2pld_extract(xfile **pxf, xfile *dll, int verb) {
unsigned char *buf;
unsigned int size;
unsigned int i, j;
unsigned int rfsize;
unsigned char *firmware;
unsigned int firmwaresize;
/* First few bytes of the standard Xilinx XCS05XL PLD pattern */
unsigned char magic1[4] = { 0xff, 0x94, 0xCB, 0x02 };
unsigned char magic2[4] = { 0xff, 0x04, 0xb0, 0x0a };
int isOld = 0; /* Old pattern - SpyderPro Optical etc. */
xfile *xf = NULL;
buf = dll->buf;
size = dll->len;
firmwaresize = 6817;
rfsize = (firmwaresize + 7) & ~7;
/* Search for start of Spyder 1 PLD pattern */
for (i = 0; (i + rfsize) < size ;i++) {
if (buf[i] == magic1[0]) {
for (j = 0; j < 4; j++) {
if (buf[i + j] != magic1[j])
break;
}
if (j >= 4)
break; /* found it */
}
}
if ((i + rfsize) < size) { /* Found Spyder 1 PLD pattern */
isOld = 1;
} else {
/* Search for start of Spyder 2 PLD pattern */
for (i = 0; (i + rfsize) < size ;i++) {
if (buf[i] == magic2[0]) {
for (j = 0; j < 4; j++) {
if (buf[i + j] != magic2[j])
break;
}
if (j >= 4)
break; /* found it */
}
}
if ((i + rfsize) >= size) {
if (verb) printf("Failed to locate Spyder 2 firmware in '%s'\n",dll->name);
return NULL;
}
}
firmware = buf + i;
xf = add_xf(pxf);
if ((xf->name = strdup("spyd2PLD.bin")) == NULL) {
fprintf(stderr,"strdup failed on filename\n");
exit(-1);
}
if ((xf->buf = malloc(firmwaresize)) == NULL) {
fprintf(stderr,"malloc failed for Spyder 2 PLD pattern (%d bytes)\n",firmwaresize);
exit(-1);
}
if (isOld) { /* Old Spyder w PLD pattern is obscured */
for (i = 0; i < firmwaresize; i++) {
int j = (3347 * i) % 0x1AA2;
xf->buf[i] = i ^ firmware[j];
}
} else {
memcpy(xf->buf, firmware, firmwaresize);
}
xf->len = firmwaresize;
xf->ftype = file_data;
xf->ttype = targ_spyd2_pld;
if (verb) printf("Returning '%s' length %" PFSTPREC "d from '%s'\n",xf->name, xf->len, dll->name);
return xf;
}
/* ============================================================================= */
/* Spyder 4 calibration table extraction */
int is_s4cal(xfile *xf) {
int i;
unsigned char cal2vals[8] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf0, 0x3f };
if (xf->len < 8)
return 0;
for (i = 0; i < 8 ; i++) {
if (xf->buf[i] != cal2vals[i])
return 0;
}
return 1;
}
/* Extract the spyder 4 calibration table from the .dll */
/* Return NULL if not found */
static xfile *spyd4cal_extract(xfile **pxf, xfile *dll, int verb) {
unsigned char *buf, *caldata;
unsigned int size;
unsigned int i, j, ii, k;
int nocals;
unsigned int rfsize;
/* First 41 x 8 bytes are the following pattern: */
unsigned char cal2vals[8] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf0, 0x3f };
unsigned char cal2evals[2][7] = {
{ '3', '3', '3', '7', '1', '0', '-' },
{ 0x88, 0x13, 0x00, 0x00, 0x4a, 0x49, 0x4e }
};
xfile *xf = NULL;
buf = dll->buf;
size = dll->len;
/* Search for start of the calibration data */
for (i = 0; i < (size - 41 * 8 - 7) ;i++) {
if (buf[i] == cal2vals[0]) {
for (j = 0; j < (41 * 8); j++) {
if (buf[i + j] != cal2vals[j % 8])
break;
}
if (j >= (41 * 8))
break; /* found first set of doubles */
}
}
if (i >= (size - 41 * 8 - 7)) {
if (verb) printf("Failed to locate Spyder 4 calibration data in '%s'\n",dll->name);
return NULL;
}
caldata = buf + i;
/* Search for end of the calibration data */
ii = i + (41 * 8);
for (k = 0; k < 2; k++) { /* Try each possible end marker */
for (i = ii; i < (size-7) ;i++) {
if (buf[i] == cal2evals[k][0]) {
for (j = 0; j < 7; j++) {
if (buf[i + j] != cal2evals[k][j])
break;
}
if (j >= 7)
break; /* found string after calibration data */
}
}
if (i < (size-7)) {
break; /* found string */
}
}
if (k >= 2) {
if (verb) printf("Failed to locate end of Spyder 4 calibration data in '%s'\n",dll->name);
return NULL;
}
rfsize = buf + i - caldata;
nocals = rfsize / (41 * 8);
if (rfsize != (nocals * 41 * 8)) {
if (verb) printf("Spyder 4 calibration data is not a multiple of %d bytes\n",41 * 8);
return NULL;
}
if (nocals != 6 /* Spyder 4 */
&& nocals != 7) { /* Spyder 5 */
if (verb) printf("Spyder 4 calibration data has an unexpected number of entries (%d)\n",nocals);
return NULL;
}
xf = add_xf(pxf);
if ((xf->name = strdup("spyd4cal.bin")) == NULL) {
fprintf(stderr,"strdup failed on filename\n");
exit(-1);
}
if ((xf->buf = malloc(rfsize)) == NULL) {
fprintf(stderr,"malloc failed for Spyder 4/5 calibration data (%d bytes)\n",rfsize);
exit(-1);
}
memcpy(xf->buf, caldata, rfsize);
xf->len = rfsize;
xf->ftype = file_data;
xf->ttype = targ_spyd_cal;
if (verb) printf("Returning '%s' length %" PFSTPREC "d from '%s'\n",xf->name, xf->len, dll[0].name);
return xf;
}
/* ============================================================================= */
/* EDR to CCSS */
static ccss *parse_EDR(unsigned char *buf, unsigned long len, char *name, int verb);
static ccss *read_EDR_file(char *name, int verb);
/* Do conversion. Return NZ on success */
static xfile *edr_convert(xfile **pxf, xfile *xi, int verb) {
xfile *xf = NULL;
ccss *c;
if (verb) printf("Translating '%s' (%d bytes)\n",xi->name, (int)xi->len);
if ((c = parse_EDR(xi->buf, xi->len, xi->name, verb)) == NULL) {
if (verb) printf("Failed to parse EDR '%s'\n",xi->name);
return NULL;
} else {
char *ccssname;
char *edrname;
unsigned char *buf;
size_t len;
if (c->buf_write_ccss(c, &buf, &len)) {
error("Failed to create ccss for '%s' error '%s'",xi->name,c->e.m);
}
/* Convert .edr file name to .ccss */
/* Get basename of file */
if ((edrname = strrchr(xi->name, '/')) == NULL)
edrname = xi->name;
else
edrname++;
if ((ccssname = malloc(strlen(edrname) + 10)) == NULL)
error("Malloc failed on ccssname");
strcpy(ccssname, edrname);
/* Fix extension */
if (strlen(ccssname) > 4
&& (strncmp(ccssname + strlen(ccssname) -4, ".edr", 4) == 0
|| strncmp(ccssname + strlen(ccssname) -4, ".EDR", 4) == 0))
strcpy(ccssname + strlen(ccssname) -4, ".ccss");
xf = new_add_xf(pxf, ccssname, buf, len, file_data, targ_i1d3_edr);
free(ccssname);
}
return xf;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/
/* Lower level */
/* Take a 64 sized return buffer, and convert it to an ORD64, little endian */
static ORD64 buf2ord64(unsigned char *buf) {
ORD64 val;
val = buf[7];
val = ((val << 8) + (0xff & buf[6]));
val = ((val << 8) + (0xff & buf[5]));
val = ((val << 8) + (0xff & buf[4]));
val = ((val << 8) + (0xff & buf[3]));
val = ((val << 8) + (0xff & buf[2]));
val = ((val << 8) + (0xff & buf[1]));
val = ((val << 8) + (0xff & buf[0]));
return val;
}
/* Take a word sized return buffer, and convert it to an unsigned int, little endian */
static unsigned int buf2uint(unsigned char *buf) {
unsigned int val;
val = buf[3];
val = ((val << 8) + (0xff & buf[2]));
val = ((val << 8) + (0xff & buf[1]));
val = ((val << 8) + (0xff & buf[0]));
return val;
}
/* Inverted bytes version of above */
static unsigned int ibuf2uint(unsigned char *buf) {
unsigned int val;
val = (0xff & ~buf[3]);
val = ((val << 8) + (0xff & ~buf[2]));
val = ((val << 8) + (0xff & ~buf[1]));
val = ((val << 8) + (0xff & ~buf[0]));
return val;
}
/* Take a word sized return buffer, and convert it to an int, little endian */
static int buf2int(unsigned char *buf) {
int val;
val = buf[3];
val = ((val << 8) + (0xff & buf[2]));
val = ((val << 8) + (0xff & buf[1]));
val = ((val << 8) + (0xff & buf[0]));
return val;
}
/* Take a short sized return buffer, and convert it to an int, little endian */
static int buf2short(unsigned char *buf) {
int val;
val = buf[1];
val = ((val << 8) + (0xff & buf[0]));
return val;
}
/* Detect this file as an EDR file */
int is_edr(xfile *xf) {
if (xf->len < 16)
return 0;
/* See if it has the right file ID */
if (strncmp("EDR DATA1", (char *)xf->buf, 16) == 0)
return 1;
return 0;
}
/* Given a buffer holding and EDR file, parse it and return a ccss */
/* Return NULL on error */
static ccss *parse_EDR(
unsigned char *buf,
unsigned long len,
char *name, /* Name of the file */
int verb /* Verbose flag */
) {
int i, j;
FILE *fp;
unsigned char *nbuf;
unsigned long nlen;
unsigned int off;
unsigned char *dbuf = NULL; /* Buffer for spectral samples */
INR64 edrdate;
char creatdate[30];
char dispdesc[256];
int ttmin, ttmax; /* Min & max technology strings (inclusive) */
disptech *tdtypes; /* Corresponding ArgyllCMS display techology enumeration */
int ttype; /* Technology type idex */
int nsets, set;
xspect *samples = NULL, sp;
int hasspec;
double nmstart, nmend, nmspace;
int nsamples;
ccss *rv;
/* We hard code the mapping between the .edr display technology and the */
/* ArgyllCMS equivalent. We could in theory figure it out by reading the */
/* TechnologyStrings.txt file that comes with the .edr's, but often this */
/* is not up to date */
{
ttmin = 0;
ttmax = 64;
if ((tdtypes = (disptech *)malloc(sizeof(disptech) * (ttmax - ttmin + 2))) == NULL) {
if (verb) printf("Malloc failed\n");
return NULL;
}
for (i = 0; i <= (ttmax+1); i++)
tdtypes[i] = disptech_unknown;
tdtypes[0] = disptech_unknown; /* CMF */
tdtypes[1] = disptech_unknown; /* Custom */
tdtypes[2] = disptech_crt;
tdtypes[3] = disptech_lcd_ccfl_ips;
tdtypes[4] = disptech_lcd_ccfl_pva;
tdtypes[5] = disptech_lcd_ccfl_tft;
tdtypes[6] = disptech_lcd_ccfl_wg_ips;
tdtypes[7] = disptech_lcd_ccfl_wg_pva;
tdtypes[8] = disptech_lcd_ccfl_wg_tft;
tdtypes[9] = disptech_lcd_wled_ips;
tdtypes[10] = disptech_lcd_wled_pva;
tdtypes[11] = disptech_lcd_wled_tft;
tdtypes[12] = disptech_lcd_rgbled_ips;
tdtypes[13] = disptech_lcd_rgbled_pva;
tdtypes[14] = disptech_lcd_rgbled_tft;
tdtypes[15] = disptech_oled;
tdtypes[16] = disptech_amoled;
tdtypes[17] = disptech_plasma;
tdtypes[18] = disptech_lcd_rgledp;
tdtypes[19] = disptech_dlp_rgb;
tdtypes[10] = disptech_dlp_rgbw;
tdtypes[21] = disptech_dlp_rgbcmy;
tdtypes[22] = disptech_dlp;
tdtypes[23] = disptech_lcd_nrgledp_ips; // PFS_Phosphor_Family
tdtypes[24] = disptech_woled; // FSI_XM55U, LG WOLED
tdtypes[64] = disptech_lcd_gbrledp_ips; // NEC_64_690E_PA242W GB-R LED-backlight
}
if (len < 600) {
if (verb) printf("Unable to read '%s' header\n",name);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
nbuf = buf + 600; /* Next time we "read" the file */
nlen = len - 600;
/* See if it has the right file ID */
if (strncmp("EDR DATA1", (char *)buf, 16) != 0) {
if (verb) printf("File '%s' isn't an EDR\n",name);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
/* Creation Date&time of EDR */
edrdate = buf2ord64(buf + 0x0018);
strcpy(creatdate, ctime_64(&edrdate));
/* Creation tool string @ 0x0020 */
/* Display description */
strncpy(dispdesc, (char *)buf + 0x0060, 255); dispdesc[255] = '\000';
/* Technology type index. */
ttype = buf2int(buf + 0x0160);
/* Number of data sets */
nsets = buf2int(buf + 0x0164);
if (nsets < 3 || nsets > 100) {
if (verb) printf("File '%s' number of data sets %d out of range\n",name,nsets);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
/* Model number string @ 0x0168 ? */
/* Part code string @ 0x01a8 ? */
/* Another number string @ 0x01e8 ? */
/* Unknown Flag/number = 1 @ 0x022c */
/* "has spectral data" flag ? */
hasspec = buf2short(buf + 0x022E);
if (hasspec != 1) {
if (verb) printf("Has Data flag != 1 in EDR file '%s'\n",name);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
/* The spectral sample characteristics */
nmstart = IEEE754_64todouble(buf2ord64(buf + 0x0230));
nmend = IEEE754_64todouble(buf2ord64(buf + 0x0238));
nmspace = IEEE754_64todouble(buf2ord64(buf + 0x0240));
/* Setup prototype spectral values */
sp.spec_wl_short = nmstart;
sp.spec_wl_long = nmend;
sp.spec_n = (int)(1.0 + (nmend - nmstart)/nmspace + 0.5);
sp.norm = 1.0;
/* Unknown Flag/number = 0 @ 0x0248 */
/* Error if not 0 ??? */
if (hasspec) {
/* Allocate space for the sets */
if ((samples = (xspect *)malloc(sizeof(xspect) * nsets)) == NULL) {
if (verb) printf("Malloc of spectral samples failed\n");
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
}
/* Read the sets of data */
for (set = 0; set < nsets; set++) {
/* "Read" in the 128 byte data set header */
buf = nbuf;
len = nlen;
if (len < 128) {
if (verb) printf("Unable to read file '%s' set %d data header\n",name,set);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
nbuf = buf + 128; /* Next time we "read" the file */
nlen = len - 128;
/* See if it has the right ID */
if (strncmp("DISPLAY DATA", (char *)buf, 16) != 0) {
if (verb) printf("File '%s' set %d data header has unknown identifier\n",name,set);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
/* double Yxy(z) of sample at +0x0058 in data header ? */
if (hasspec == 0) /* No spectral data, so skip it */
continue;
/* Read in the 28 byte data set header */
buf = nbuf;
len = nlen;
if (len < 28) {
if (verb) printf("Unable to read file '%s' set %d spectral data header\n",name,set);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
nbuf = buf + 28; /* Next time we "read" the file */
nlen = len - 28;
/* See if it has the right ID */
if (strncmp("SPECTRAL DATA", (char *)buf, 16) != 0) {
if (verb) printf("File '%s' set %d data header has unknown identifier\n",name,set);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
/* Number of doubles in set */
nsamples = buf2int(buf + 0x0010);
if (nsamples != sp.spec_n) {
if (verb) printf("File '%s' set %d number of samples %d doesn't match wavelengths %d\n",name,set,nsamples,sp.spec_n);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
/* Read in the spectral values */
buf = nbuf;
len = nlen;
if (len < 8 * sp.spec_n) {
if (verb) printf("Unable to read file '%s' set %d spectral data\n",name,set);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
nbuf = buf + 8 * sp.spec_n; /* Next time we "read" the file */
nlen = len - 8 * sp.spec_n;
XSPECT_COPY_INFO(&samples[set], &sp);
/* Read the spectral values for this sample, */
/* and convert it from W/nm/m^2 to mW/nm/m^2 */
for (j = 0; j < sp.spec_n; j++) {
samples[set].spec[j] = IEEE754_64todouble(buf2ord64(buf + j * 8));
samples[set].spec[j] *= 1000.0;
}
#ifdef PLOT_SAMPLES
# pragma message("######### oemarch PLOT_SAMPLES defined! ########")
/* Plot the spectra */
{
double xx[500];
double y1[500];
for (j = 0; j < samples[set].spec_n; j++) {
xx[j] = XSPECT_XWL(&sp, j);
y1[j] = samples[set].spec[j];
}
printf("EDR sample %d (uncorrected)\n",set+1);
do_plot6(xx, y1, NULL, NULL, NULL, NULL, NULL, samples[set].spec_n);
}
#endif /* PLOT_SAMPLES */
}
/* After the spectral data comes the "correction" data. This seems to be */
/* related to the measurement instrument (typically a Minolta CS1000). */
/* It's not obvious why this isn't already applied to the spectral data, */
/* and doesn't cover the same wavelength range as the samples. */
/* Try and read in the 92 byte correction header */
buf = nbuf;
len = nlen;
if (len >= 92) {
nbuf = buf + 92; /* Next time we "read" the file */
nlen = len - 92;
/* See if it has the right ID */
if (strncmp("CORRECTION DATA", (char *)buf, 16) != 0) {
if (verb) printf("File '%s' correction data header has unknown identifier\n",name);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
/* Number of doubles in set */
nsamples = buf2int(buf + 0x0050);
if (nsamples == 351) {
sp.spec_wl_short = 380.0;
sp.spec_wl_long = 730.0;
sp.spec_n = nsamples;
sp.norm = 1.0;
} else if (nsamples == 401) {
sp.spec_wl_short = 380.0;
sp.spec_wl_long = 780.0;
sp.spec_n = nsamples;
sp.norm = 1.0;
} else {
if (verb) printf("File '%s' correction data has unknown range %d\n\n",name,nsamples);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
/* Read in the spectral values */
buf = nbuf;
len = nlen;
if (len < 8 * sp.spec_n) {
if (verb) printf("Unable to read file '%s' correction spectral data\n",name);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
nbuf = buf + 8 * sp.spec_n; /* Next time we "read" the file */
nlen = len - 8 * sp.spec_n;
for (j = 0; j < sp.spec_n; j++) {
sp.spec[j] = IEEE754_64todouble(buf2ord64(buf + j * 8));
}
#ifdef PLOT_SAMPLES
/* Plot the spectra */
{
double xx[500];
double y1[500];
for (j = 0; j < sp.spec_n; j++) {
xx[j] = XSPECT_XWL(&sp, j);
y1[j] = sp.spec[j];
}
printf("Correction data\n");
do_plot6(xx, y1, NULL, NULL, NULL, NULL, NULL, sp.spec_n);
}
#endif /* PLOT_SAMPLES */
/* Apply the correction to all the spectral samples */
for (set = 0; set < nsets; set++) {
for (j = 0; j < samples[set].spec_n; j++)
samples[set].spec[j] *= value_xspect(&sp, XSPECT_XWL(&samples[set], j));
}
}
/* Creat a ccss */
if ((rv = new_ccss()) == NULL) {
if (verb) printf("Unable to read file '%s' correction spectral data\n",name);
if (samples != NULL) free(samples);
if (tdtypes != NULL) free(tdtypes);
return NULL;
}
if (ttype < ttmin || ttype > ttmax) {
if (verb) printf(".edr technology type %d out of range\n",ttype);
ttype = ttmax + 1; /* Set to Unknown */
}
{
disptech_info *dinfo;
char *tsel = NULL; /* character selector string */
disptech dtech;
int trefmode;
dinfo = disptech_get_id(tdtypes[ttype]);
if (ttype == 0) {
// ttstring = "Color Matching Function";
tsel = "C";
} else if (ttype == 1) {
// ttstring = "Custom";
tsel = "U";
} else {
tsel = dinfo->sel;
}
dtech = dinfo->dtech;
trefmode = dinfo->refr;
/* Set it's values (OEM set) */
rv->set_ccss(rv, "X-Rite", creatdate, NULL, dispdesc, dtech, trefmode, tsel,
"CS1000", 1, samples, nsets);
}
free(tdtypes);
free(samples);
return rv;
}
/* Return nz if this looks like a .ccss */
int is_ccss(xfile *xf) {
if (xf->len < 7)
return 0;
/* See if it has the right file ID */
if (strncmp("CCSS ", (char *)xf->buf, 7) == 0)
return 1;
return 0;
}
/* Read am EDR file and return a ccss class */
/* Return NULL on error */
static ccss *read_EDR_file(
char *name, /* File to read */
int verb /* Verbose flag */
) {
FILE *fp;
unsigned char *ibuf;
unsigned long ilen, bread;
ccss *rv;
/* Open up the file for reading */
#if !defined(O_CREAT) && !defined(_O_CREAT)
# error "Need to #include fcntl.h!"
#endif
#if defined(O_BINARY) || defined(_O_BINARY)
if ((fp = fopen(name,"rb")) == NULL)
#else
if ((fp = fopen(name,"r")) == NULL)
#endif
{
if (verb) printf("Unable to open file file '%s'\n",name);
return NULL;
}
/* Figure out how big it is */
if (fseek(fp, 0, SEEK_END)) {
if (verb) printf("Seek to EOF '%s' failed'\n",name);
return NULL;
}
ilen = (unsigned long)ftell(fp);
if (fseek(fp, 0, SEEK_SET)) {
if (verb) printf("Seek to SOF '%s' failed'\n",name);
return NULL;
}
if ((ibuf = (unsigned char *)malloc(ilen)) == NULL) {
if (verb) printf("Malloc of buffer for file '%s' failed\n",name);
return NULL;
}
if ((bread = fread(ibuf, 1, ilen, fp)) != ilen) {
if (verb) printf("Failed to read file '%s', read %ld out of %ld bytes\n",name,bread,ilen);
free(ibuf);
return NULL;
}
fclose(fp);
rv = parse_EDR(ibuf, ilen, name, verb);
free(ibuf);
return rv;
}
/* ========================================================= */
/* Return nz if this looks like a .ccmx */
int is_ccmx(xfile *xf) {
if (xf->len < 7)
return 0;
/* See if it has the right file ID */
if (strncmp("CCMX ", (char *)xf->buf, 7) == 0)
return 1;
return 0;
}
/* ========================================================= */
/* i1d3 Archive support */
/* Extract a file from an inno archive. */
/* (It turns out we don't actually need this inno parsing code, */
/* since the .cab file is uncompressed and contiguous, so */
/* we can locate and save it directly from Setup.exe.) */
/* Function callbacks for LzmaDec */
static void *SzAlloc(void *p, size_t size) { p = p; return malloc(size); }
static void SzFree(void *p, void *address) { p = p; free(address); }
ISzAlloc alloc = { SzAlloc, SzFree };
/* Version of lzma decode that skips the 4 byte CRC before each 4096 byte block */
static SRes LzmaDecodeX(
Byte *dest, unsigned long *destLen, const Byte *src, unsigned long *srcLen,
ELzmaFinishMode finishMode, ELzmaStatus *status, ISzAlloc *alloc) {
SRes res;
CLzmaDec state;
SizeT slen = *srcLen;
SizeT dlen = *destLen;
SizeT len;
int doneheader = 0;
if (slen < (4 + 5))
return SZ_ERROR_INPUT_EOF;
LzmaDec_Construct(&state);
res = LzmaDec_Allocate(&state, src + 4, LZMA_PROPS_SIZE, alloc);
if (res != SZ_OK)
return res;
*srcLen = 0;
*destLen = 0;
LzmaDec_Init(&state);
for (;slen > 0 && dlen > 0;) {
SizeT ddlen;
if (slen < 4)
return SZ_ERROR_INPUT_EOF;
if (dlen == 0)
return SZ_ERROR_OUTPUT_EOF;
/* Skip the CRC */
src += 4;
slen -= 4;
*srcLen += 4;
len = 4096; /* Bytes to next CRC */
if (doneheader == 0) { /* Skip the 5 + 8 byte header */
int inc = 5;
len -= inc;
src += inc;
slen -= inc;
*srcLen += inc;
doneheader = 1;
}
if (len > slen)
len = slen;
ddlen = dlen;
res = LzmaDec_DecodeToBuf(&state, dest, &ddlen, src, &len, finishMode, status);
if (res != SZ_OK) {
LzmaDec_Free(&state, alloc);
return res;
}
src += len;
slen -= len;
*srcLen += len;
dest += ddlen;
dlen -= ddlen;
*destLen += ddlen;
if (*status == LZMA_STATUS_FINISHED_WITH_MARK
|| *status == LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK) {
break;
}
}
LzmaDec_Free(&state, alloc);
return res;
}
/* extract the given file from Inno Setup.exe */
/* Known versions needed:
5.3.5 ColorMunkiDisplaySetup.exe
5.3.10 i1d3Setup.exe
5.4.2 V1.5 i1ProfilerSetup.exe
*/
/* Unicode to 8 bit strncmp */
static int ustrncmp(char *w, char *c, int n) {
int i;
for (i = 0; i < n; i++, w += 2, c++) {
if ((w[0] == '\000' && w[1] == '\000')
|| c[0] == '\000')
return 0;
if (w[0] != c[0] || w[1] != '\000')
return 1;
}
return 0;
}
/* Return a list of xfiles, with one entry if successful */
/* Return NULL if not found or not inno file */
static xfile *inno_extract(xfile *xi, char *tfilename, int verb) {
int i, j, k;
unsigned char *ibuf;
unsigned long ilen;
char *headerid = "Inno Setup Setup Data ";
int headerlen = strlen(headerid);
int maj, min, bfix; /* Inno version */
int vers = 0; /* Version as int max * 1000 + min * 100 + bfix */
int unicode = 0; /* Is it unicode filenames ? */
int chsize = 1; /* Bytes per character */
unsigned int ldrbase = 0;
unsigned long haddr, srclen;
unsigned char *d1buf, *d2buf; /* Decompress buffer */
unsigned long d1sz, d2sz;
unsigned char *msibuf;
unsigned long msisz;
unsigned long cblocklen;
SRes rv;
ELzmaStatus dstat;
unsigned long ix;
int filelen = strlen(tfilename);
unsigned long fileso, filesz;
char *cp;
xfile *xf = NULL;
ibuf = xi->buf;
ilen = xi->len;
if (verb > 1) printf("inno_extract: ilen = %lu\n",ilen);
/* Search for the start of the loader. We need this because */
/* All the file offsets are relative to this. */
for (i = 0; i < (ilen - 4); i++) {
if (ibuf[i + 0] == 0x4d
&& ibuf[i + 1] == 0x5a
&& ibuf[i + 2] == 0x90
&& ibuf[i + 3] == 0x00) {
ldrbase = i;
break;
}
}
if (i >= (ilen - 4)) {
if (verb) printf("Failed to locate loader base\n");
return NULL;
}
if (verb > 1) printf("Found archive base 0x%x\n",ldrbase);
/* Search for inno header pattern. */
haddr = 0;
for (i = 1; i < (ilen - 64 - 4 - 5 - 4); i++) {
if (ibuf[i] == headerid[0]
&& strncmp((char *)ibuf + i, headerid, headerlen) == 0
&& ibuf[i + 64] != 'I'
&& ibuf[i + 65] != 'n'
&& ibuf[i + 66] != 'n'
&& ibuf[i + 67] != 'o') {
/* Grab the version */
for (j = 0; j < 64; j++) {
if (ibuf[i + j] == '\000')
break;
}
if (j >= 64) {
if (verb) printf("Failed to find null terminator after header\n");
continue;
}
if (sscanf((char *)ibuf + i + headerlen, " (%d.%d.%d) ",&maj,&min,&bfix) != 3) {
if (verb) printf("Failed to find Inno version number\n");
continue;
}
vers = maj * 1000 + min * 100 + bfix;
j = strlen((char *)ibuf + i);
if (strncmp((char *)ibuf + i + j -3, "(u)", 3) == 0) {
unicode = 1;
chsize = 2;
}
haddr = i;
}
}
if (haddr == 0) {
if (verb) printf("Failed to locate header pattern\n");
return NULL;
}
if (verb > 1) printf("Found header at 0x%x, Inno version %d.%d.%d%s\n",i,maj,min,bfix, unicode ? " Unicode" : "");
/* Use the last header found (or could search all found ?) */
haddr += 64; /* Skip Inno header */
/* Next 9 bytes are the compression header */
haddr += 4; /* Skip Inno header CRC */
cblocklen = buf2uint(ibuf + haddr); /* Compressed block length */
if (verb > 1) printf("Header compression block length = %ld\n",cblocklen);
if ((haddr + cblocklen) > ilen) {
if (verb) printf("Compression block is longer than setup.exe\n");
return NULL;
}
if (ibuf[haddr + 4] != 1) {
if (verb) printf("Inno header is expected to be compressed\n");
return NULL;
}
haddr += 5; /* Skip compression header */
/* We're now at the start of the compressed data which holds the filenames */
d1sz = cblocklen * 30;
if ((d1buf = (unsigned char *)malloc(d1sz)) == NULL) {
fprintf(stderr,"Failed to allocate decompression buffer\n");
exit(-1);
}
// if (verb) printf("CRC + lzma at %d\n",haddr);
srclen = ilen - haddr;
/* Decode using CRC + 4096 byte blocks */
rv = LzmaDecodeX(d1buf, &d1sz, ibuf + haddr, &srclen, LZMA_FINISH_END, &dstat, &alloc);
if (rv != SZ_OK) {
if (verb) printf("lzma decode failed with rv %d and status %d\n",rv, dstat);
free(d1buf);
return NULL;
}
if (verb > 1) printf("Decoded %ld bytes to created %ld bytes of Header output (ratio %.1f)\n",srclen,d1sz,(double)d1sz/srclen);
// printf("d1buf, file names:\n");
// adump_bytes(g_log, " ", d1buf, 0, d1sz);
/* - - - - - - - - - - - - - - - - -*/
/* Skip to the start of the next compression block header */
haddr += cblocklen;
if (verb > 1) printf("Expect File Location compressed block to be at 0x%lx\n",haddr);
if ((haddr + 20) > ilen) {
if (verb) printf("Setup.exe too short for 2nd header block\n");
free(d1buf);
return NULL;
}
/* Next 9 bytes are the compression header */
haddr += 4; /* Skip Inno header CRC */
cblocklen = buf2uint(ibuf + haddr); /* Compressed block length */
if (verb > 1) printf("File Location compression block length = %ld\n",cblocklen);
if ((haddr + cblocklen) > ilen) {
if (verb) printf("2nd compression block is longer than setup.exe\n");
free(d1buf);
return NULL;
}
if (ibuf[haddr + 4] != 1) {
if (verb) printf("Inno 2nd header is expected to be compressed\n");
free(d1buf);
return NULL;
}
haddr += 5; /* Skip compression header */
/* We're now at the start of the compressed data that holds the file data locations. */
d2sz = cblocklen * 10;
if ((d2buf = (unsigned char *)malloc(d2sz)) == NULL) {
if (verb) printf("Failed to allocate 2nd block decompression buffer\n");
free(d1buf);
free(d2buf);
return NULL;
}
//if (verb) printf("CRC + lzma at %d\n",haddr);
srclen = ilen - haddr;
/* Decode using CRC + 4096 byte blocks */
rv = LzmaDecodeX(d2buf, &d2sz, ibuf + haddr, &srclen, LZMA_FINISH_END, &dstat, &alloc);
if (rv != SZ_OK) {
if (verb) printf("lzma decode of 2nd block failed with rv %d and status %d\n",rv, dstat);
free(d1buf);
free(d2buf);
return NULL;
}
if (verb > 1) printf("Decoded %ld bytes to created %ld bytes of File Location output (ratio %.1f)\n",srclen,d1sz,(double)d1sz/srclen);
// printf("d2buf, file location data:\n");
// adump_bytes(g_log, " ", d2buf, 0, d2sz);
if (verb > 1) printf("Searching for file '%s' in Header\n",tfilename);
if (unicode) {
for (i = 0; i < (d1sz - 101); i++) {
if (d1buf[i+4] == tfilename[0]
&& ustrncmp((char *)d1buf + 4 + i, tfilename, filelen) == 0
&& d1buf[i+0] == 2 * filelen
&& d1buf[i+1] == 0
&& d1buf[i+2] == 0
&& d1buf[i+3] == 0) {
if (verb > 1) printf("Found it at 0x%x\n",i);
break;
}
}
if (i >= (d1sz - 101)) {
if (verb) printf("Failed to find file '%s'\n",tfilename);
free(d1buf);
free(d2buf);
return NULL;
}
} else {
for (i = 0; i < (d1sz - 101); i++) {
if (d1buf[i+4] == tfilename[0]
&& strncmp((char *)d1buf + 4 + i, tfilename, filelen) == 0
&& d1buf[i+0] == filelen
&& d1buf[i+1] == 0
&& d1buf[i+2] == 0
&& d1buf[i+3] == 0) {
if (verb > 1) printf("Found it at 0x%x\n",i);
break;
}
}
if (i >= (d1sz - 101)) {
if (verb) printf("Failed to find file '%s'\n",tfilename);
free(d1buf);
free(d2buf);
return NULL;
}
}
fflush(stdout);
/* Need to skip 8 more strings containing other info about the file */
i += 4 + chsize * filelen;
for (j = 0; j < 8; j++) {
unsigned long len;
len = buf2uint(d1buf + i);
i += 4 + len;
if (i >= d1sz) {
if (verb) printf("Failed to skip 8 strings\n");
free(d1buf);
free(d2buf);
return NULL;
}
}
if (verb > 1) printf("At 0x%x after skippin another 8 strings\n",i);
/* Skip another 40 bytes to location entry index */
i += 20;
ix = buf2uint(d1buf + i);
if (verb > 1) printf("Got file location index %ld at 0x%x\n",ix,i);
/* Now get the ix file entry information. */
/* They are in 74 byte structures */
i = ix * 74;
if ((i + 74) > d2sz) {
if (verb) printf("File location structure is out of range (%d > %lu)\n",i + 74, d2sz);
free(d1buf);
free(d2buf);
return NULL;
}
/* The start offset is at 8 */
fileso = buf2uint(d2buf + i + 8);
/* The original and compresses sizes are at 20 and 28 */
filesz = buf2uint(d2buf + i + 20); /* Actually 64 bit, but we don't need it */
if (filesz != buf2uint(d2buf + i + 28)) {
if (verb) printf("Can't handle compressed '%s'\n",tfilename);
free(d1buf);
free(d2buf);
return NULL;
}
if (verb > 1) printf("File '%s' is at offset 0x%lx, length %ld\n",tfilename,fileso,filesz);
if ((fileso + ldrbase) > ilen
|| (fileso + ldrbase + filesz-1) > ilen) {
if (verb) printf("File '%s' is outsize file '%s' range \n",tfilename,xi->name);
free(d1buf);
free(d2buf);
return NULL;
}
#ifdef NEVER
/* Sanity check it's an .msi file */
if (ibuf[ldrbase + fileso + 0] != 0xd0
|| ibuf[ldrbase + fileso + 1] != 0xcf
|| ibuf[ldrbase + fileso + 2] != 0x11
|| ibuf[ldrbase + fileso + 3] != 0xe0) {
if (verb) printf("File '%s' doesn't seem to be at location\n",tfilename);
free(d1buf);
free(d2buf);
return NULL;
}
#endif
/* Copy to new buffer and free everything */
msisz = filesz;
if ((msibuf = (unsigned char *)malloc(msisz)) == NULL) {
fprintf(stderr,"Failed to allocate file '%s' buffer\n",tfilename);
free(d1buf);
free(d2buf);
exit(-1);
}
memmove(msibuf, ibuf + ldrbase + fileso, filesz);
free(d1buf);
free(d2buf);
xf = new_xf(1);
/* Just return base filename */
if ((cp = strrchr(tfilename, '/')) == NULL
&& (cp = strrchr(tfilename, '\\')) == NULL)
cp = tfilename;
else
cp++;
if ((xf->name = strdup(cp)) == NULL) {
fprintf(stderr,"strdup failed on filename\n");
exit(-1);
}
xf->buf = msibuf;
xf->len = filesz;
xf->ftype = file_dllcab;
xf->ttype = xi->ttype;
if (verb) printf("Returning '%s' length %" PFSTPREC "d from '%s'\n",xf->name,xf->len, xi->name);
return xf;
}
/* ====================================================== */
/* i1d3 Archive support */
int is_inno(xfile *xf) {
int i;
/* Search for the start of the loader. All the file offsets */
/* are relative to this */
for (i = 0; i < (xf->len - 4); i++) {
if (xf->buf[i + 0] == 0x4d
&& xf->buf[i + 1] == 0x5a
&& xf->buf[i + 2] == 0x90
&& xf->buf[i + 3] == 0x00) {
break;
}
}
if (i >= (xf->len - 4)) {
return 0;
}
/* Search for an Inno header pattern. */
for (i = 0; i < (xf->len - 64 - 4 - 5 - 4); i++) {
if (xf->buf[i + 0] == 'I'
&& xf->buf[i + 1] == 'n'
&& xf->buf[i + 2] == 'n'
&& xf->buf[i + 3] == 'o') {
return 1;
}
}
return 0;
}
/* Return NZ if this is .cab file */
int is_cab(xfile *xf) {
if (xf->len < 8)
return 0;
if (xf->buf[0] == 0x4d
&& xf->buf[1] == 0x53
&& xf->buf[2] == 0x43
&& xf->buf[3] == 0x46
&& xf->buf[4] == 0x00
&& xf->buf[5] == 0x00
&& xf->buf[6] == 0x00
&& xf->buf[7] == 0x00)
return 1;
return 0;
}
/* Return NZ if this seems to be a .dll */
int is_dll(xfile *xf) {
int off;
int chars;
if (xf->len < 0x40
|| xf->buf[0] != 0x4d /* "MZ" */
|| xf->buf[1] != 0x5a)
return 0;
off = xf->buf[0x3c] /* Offset to PE header */
+ (xf->buf[0x3d] << 8)
+ (xf->buf[0x3e] << 16)
+ (xf->buf[0x3f] << 24);
if (xf->len < off + 0x18)
return 0;
if (xf->buf[off + 0] != 0x50 /* "PE" */
|| xf->buf[off + 1] != 0x45
|| xf->buf[off + 2] != 0x00
|| xf->buf[off + 3] != 0x00)
return 0;
chars = xf->buf[off + 0x16] /* PE Characteristics */
+ (xf->buf[off + 0x17] << 8);
/*
0x0002 = executable (no unresolved refs)
0x1000 = .sys driver
*/
if (chars & 0x2000) /* It is a DLL */
return 1;
return 0;
}
// ~~99 something strange about this code - it doesn't look for *tname.
// ?? What's going on ??
/* Extract a .cab file from another file. */
/* It's stored in the .msi uncompressed and contiguous, so we */
/* just need to identify where it is and its length. */
/* (This will work on any file that has the .cab file uncompressed and contiguous) */
/* Return NULL if not found */
static xfile *msi_extract_cab(xfile **pxf, xfile *xi, char *tname, int verb) {
int i, j, k;
xfile *xf = NULL;
char *fid = "i1d3.xrdevice"; /* Known file in .cab to look for ???? */
unsigned long fle = strlen(fid);
unsigned long cabo, cabsz;
size_t len;
if (verb) printf("Attempting to extract '%s' from '%s'\n",tname,xi->name);
/* Search for a filename that is expected to be in the right .cab */
for (i = 0; i < (xi->len - fle - 2); i++) {
if (xi->buf[i + 0] == 0x00
&& xi->buf[i + 1] == fid[0]
&& strncmp((char *)xi->buf + i + 1, fid, fle) == 0) {
if (verb > 1) printf("Found file name '%s' in '%s' at 0x%x\n",fid,xi->name,i);
break;
}
}
if (i >= (xi->len - fle - 2)) {
if (verb) printf(".cab identifier file not found\n");
return NULL;
}
/* Search backwards for .cab signature */
for (; i >= 0; i--) {
if (xi->buf[i + 0] == 0x4d
&& xi->buf[i + 1] == 0x53
&& xi->buf[i + 2] == 0x43
&& xi->buf[i + 3] == 0x46
&& xi->buf[i + 4] == 0x00
&& xi->buf[i + 5] == 0x00
&& xi->buf[i + 6] == 0x00
&& xi->buf[i + 7] == 0x00) {
if (verb > 1) printf("Found .cab sig at 0x%x\n",i);
break;
}
}
if (i < 0) {
if (verb) printf(".cab sig not found\n");
return NULL;
}
/* Lookup the .cab size (really 64 bit, but we don't care) */
len = buf2uint(xi->buf + i + 8);
if (verb > 1) printf("'%s' is length %" PFSTPREC "d\n",tname,len);
if ((xi->len - i) < len) {
if (verb) printf("Not enough room for .cab file in source\n");
return NULL;
}
xf = add_xf(pxf);
xf->len = len;
if ((xf->buf = malloc(xf->len)) == NULL) {
fprintf(stderr,"maloc of .cab buffer failed\n");
exit(-1);
}
memmove(xf->buf, xi->buf + i ,xf->len);
if ((xf->name = strdup(tname)) == NULL) {
fprintf(stderr,"maloc of .cab name failed\n");
exit(-1);
}
xf->ftype = file_dllcab;
xf->ttype = xi->ttype;
if (verb) printf("Extracted '%s' length %" PFSTPREC "d\n",xf->name,xf->len);
return xf;
}
/* Extract a .cab file from an "Advanced Installer" file. */
/* We can't actually identify the .cab file name this way, */
/* so we can try and pick out the one we want based on its contents (key string). */
/* It's stored in the file uncompressed and contiguous, but */
/* with the first 0x200 bytes inverted, so we */
/* just need to identify where it is and its length. */
/* Return NULL if not found */
static xfile *ai_extract_cab(xfile **pxf, xfile *xi, char *key, char *tname, int verb) {
int i, j, k;
xfile *xf = NULL;
unsigned long cabo, cabsz;
size_t len;
if (verb) printf("Attempting to extract '%s' from '%s'\n",tname,xi->name);
/* Until we find a .cab with key, or give up */
for (i = 0;;i += 8) {
/* Search for inverted .cab signature */
for (; i < (xi->len - 8 - 4); i++) {
if (xi->buf[i + 0] == 0xb2
&& xi->buf[i + 1] == 0xac
&& xi->buf[i + 2] == 0xbc
&& xi->buf[i + 3] == 0xb9
&& xi->buf[i + 4] == 0xff
&& xi->buf[i + 5] == 0xff
&& xi->buf[i + 6] == 0xff
&& xi->buf[i + 7] == 0xff) {
if (verb > 1) printf("Found inverted .cab sig at 0x%x\n",i);
break;
}
}
if (i > (xi->len - 8 - 4)) {
if (verb) printf(".cab sig not found\n");
return NULL;
}
/* Lookup the .cab size (really 64 bit, but we don't care) */
len = ibuf2uint(xi->buf + i + 8);
if (verb > 1) printf("'%s' is length %" PFSTPREC "d\n",tname,len);
if ((xi->len - i) < len) {
if (verb) printf("Not enough room for .cab file in source\n");
return NULL;
}
xf = add_xf(pxf);
xf->len = len;
if ((xf->buf = malloc(xf->len)) == NULL) {
fprintf(stderr,"maloc of .cab buffer failed\n");
exit(-1);
}
memmove(xf->buf, xi->buf + i ,xf->len);
/* Restore first 0x200 bytes */
for (j = 0; j < 0x200 && j < xf->len; j++) {
xf->buf[j] = ~xf->buf[j];
}
if ((xf->name = strdup(tname)) == NULL) {
fprintf(stderr,"maloc of .cab name failed\n");
exit(-1);
}
xf->ftype = file_dllcab;
xf->ttype = xi->ttype;
if (verb) printf("Extracted .cab '%s' length %" PFSTPREC "d\n",xf->name,xf->len);
// /* Save diagnostic file */
// save_xfile(xf, "temp.cab", NULL, verb);
/* If we are givem a key string, check it is located within the buffer */
if (key != NULL) {
int klen = strlen(key);
/* Look for the key string in the buffer */
for (j = 0; j < (xf->len -klen); j++) {
if (xf->buf[j] == key[0]) {
if (strncmp((char *)&xf->buf[j], key, klen) == 0)
break;
}
}
if (j >= (xf->len -klen)) {
if (verb) printf("Failed to find key '%s' in '%s'\n",key,xf->name);
rm_xf(xf); /* Remove this last entry */
xf = NULL;
} else {
if (verb) printf("Found key '%s' in '%s' at %d\n",key,xf->name, j);
if (verb) printf("~~ found '%s'\n",&xf->buf[j]);
}
}
if (xf != NULL)
return xf;
}
return NULL;
}
/* ================================================================ */
/* Not used: */
/* Given an offset into xfile, return the offset to any extra section in a PE file. */
/* return 0 if none found or not a PE file */
static int extraPEsection(xfile *xi, int boff, int verb) {
int i, j;
unsigned char *fbuf = xi->buf + boff;
int flen = xi->len - boff;
int off;
int nsect; /* Number of sections */
int ophsz; /* Optional header size */
int chars; /* File characteristics */
int plus = 0; /* PE32+ format */
int nddirs; /* Number of data directories */
int ddirroff; /* Offset of data directories */
unsigned int asects = 0; /* Offset after all the sections */
if (flen < 0x40
|| fbuf[0] != 0x4d
|| fbuf[1] != 0x5a) {
if (verb) printf("'%s' is not an executable file\n",xi->name);
return 0;
}
off = fbuf[0x3c] /* Offset to PE header */
+ (fbuf[0x3d] << 8)
+ (fbuf[0x3e] << 16)
+ (fbuf[0x3f] << 24);
if (verb > 2) printf("PE header at 0x%x\n",off);
if (flen < (off + 0x18) || off > 0x1000 || (off & 7) != 0) {
if (verb) printf("'%s' is not a PE file (1)\n",xi->name);
return 0;
}
if (fbuf[off + 0] != 0x50 /* "PE" */
|| fbuf[off + 1] != 0x45
|| fbuf[off + 2] != 0x00
|| fbuf[off + 3] != 0x00) {
if (verb) printf("'%s' is not a PE file (2)\n",xi->name);
return 0;
}
nsect = fbuf[off + 0x06] /* Number of sections */
+ (fbuf[off + 0x07] << 8);
ophsz = fbuf[off + 0x14] /* Optional header size */
+ (fbuf[off + 0x15] << 8);
chars = fbuf[off + 0x16] /* PE Characteristics */
+ (fbuf[off + 0x17] << 8);
/*
0x0002 = executable (no unresolved refs)
0x1000 = .sys driver
0x2000 = DLL
*/
if (verb > 1) printf("Number of sections = %d, chars = 0x%x\n",nsect,chars);
if (verb > 1) printf("Opt header size = %d = 0x%x\n",ophsz,ophsz);
/* Skip to optional header */
off = off + 0x18;
if (flen < off + ophsz) {
if (verb) printf("'%s' not big enough for optional header\n",xi->name);
return 0;
}
if (verb > 2) printf("opt header at 0x%x\n",off);
if ( fbuf[off + 0] != 0x0b
|| (fbuf[off + 1] != 0x01 && fbuf[off + 1] != 0x02)) {
if (verb) printf("'%s' is not a PE file (3)\n",xi->name);
return 0;
}
if (fbuf[off + 1] == 0x02)
plus = 1; /* PE32+ format */
if (plus) {
nddirs = fbuf[off+0x6c+0]
+ (fbuf[off+0x6c+1] << 8)
+ (fbuf[off+0x6c+2] << 16)
+ (fbuf[off+0x6c+3] << 24);
ddirroff = 0x70;
} else {
nddirs = fbuf[off+0x5c+0]
+ (fbuf[off+0x5c+1] << 8)
+ (fbuf[off+0x5c+2] << 16)
+ (fbuf[off+0x5c+3] << 24);
ddirroff = 0x60;
}
/* Go through each data directory */
for (i = 0; i < nddirs; i++) {
unsigned int addr, size;
j = off + ddirroff + 8 * i;
addr = fbuf[j+0]
+ (fbuf[j+1] << 8)
+ (fbuf[j+2] << 16)
+ (fbuf[j+3] << 24);
size = fbuf[j+4]
+ (fbuf[j+5] << 8)
+ (fbuf[j+6] << 16)
+ (fbuf[j+7] << 24);
if (verb > 2) printf("Data block %d addr 0x%x size %u\n",i,addr,size);
}
/* Skip to start of section headers */
off = off + ophsz;
/* Go through each section header and locat size used by them */
asects = 0;
for (i = 0; i < nsect; i++) {
char sname[9] = { '\000' };
unsigned int vaddr, vsize;
unsigned int paddr, psize;
unsigned int flags;
if (flen < (off + 0x28)) {
if (verb) printf("'%s' not big enough for section headers\n",xi->name);
return 0;
}
strncpy(sname, (char *)fbuf + off, 8);
vsize = fbuf[off+0x08+0]
+ (fbuf[off+0x08+1] << 8)
+ (fbuf[off+0x08+2] << 16)
+ (fbuf[off+0x08+3] << 24);
vaddr = fbuf[off+0x0c+0]
+ (fbuf[off+0x0c+1] << 8)
+ (fbuf[off+0x0c+2] << 16)
+ (fbuf[off+0x0c+3] << 24);
psize = fbuf[off+0x10+0]
+ (fbuf[off+0x10+1] << 8)
+ (fbuf[off+0x10+2] << 16)
+ (fbuf[off+0x10+3] << 24);
paddr = fbuf[off+0x14+0]
+ (fbuf[off+0x14+1] << 8)
+ (fbuf[off+0x14+2] << 16)
+ (fbuf[off+0x14+3] << 24);
flags = fbuf[off+0x24+0]
+ (fbuf[off+0x24+1] << 8)
+ (fbuf[off+0x24+2] << 16)
+ (fbuf[off+0x24+3] << 24);
if (verb > 1) printf("Section '%s' phys off 0x%x size %u\n",sname,paddr,psize);
if ((paddr + psize) > asects)
asects = paddr + psize;
off += 0x28;
}
if (verb > 2) printf("After section hedares at 0x%x\n",off);
if (flen <= asects) {
if (verb) printf("No extra section at end\n");
return 0;
}
if (verb > 1) printf("Extra data at 0x%x, %d bytes\n",asects, flen - asects);
return boff + asects;
}
/* Not used */
/* Extract a module from a PE "Advance Installer" .exe file */
/* Return NULL if not found */
static xfile *aifile_extract(xfile **pxf, xfile *xi, char *tname, int verb) {
xfile *xf = NULL;
int i, j;
int asects; /* Offset after all the sections */
int off;
/* First we parse up the PE to figure out how much room is */
/* used for known sections */
if ((asects = extraPEsection(xi, 0, verb)) == 0) {
return NULL;
}
/* Now we can search the "Advanced Installer" archive */
/* It seems to be a set of concatenated PE files ? */
for (i= 0, off = asects; off != 0; i++) {
printf("\nPE %d at 0x%x\n",i,off);
off = extraPEsection(xi, off, verb > 2 ? 2 : verb);
}
if (verb) printf(" pefile_extract_mod not implemented yet\n");
return NULL;
#ifdef NEVER
xf = add_xf(pxf);
xf->len = len;
if ((xf->buf = malloc(xf->len)) == NULL) {
fprintf(stderr,"maloc of .cab buffer failed\n");
exit(-1);
}
memmove(xf->buf, xi->buf + i ,xf->len);
if ((xf->name = strdup(tname)) == NULL) {
fprintf(stderr,"maloc of .cab name failed\n");
exit(-1);
}
xf->ftype = file_dllcab;
xf->ttype = xi->ttype;
if (verb) printf("Extracted '%s' length %ld\n",xf->name,xf->len);
return xf;
#endif
}
/* ================================================================ */
/* Extract files of a given type from a .cab file */
/* Interface with inflate.c */
/* We use globals for this */
unsigned char *i_buf = NULL;
unsigned long i_len = 0;
unsigned long i_ix = 0;
unsigned char *o_buf = NULL;
unsigned long o_len = 0;
unsigned long o_ix = 0;
/* Interface to inflate */
int inflate(void);
/* fetch the next 8 bits */
/* if we get 0xffffffff, we are at EOF */
unsigned int inflate_get_byte() {
if (i_ix < i_len)
return i_buf[i_ix++];
return 0xff;
}
/* unget 8 bits */
void inflate_unget_byte() {
if (i_ix > 0)
i_ix--;
}
/* Save the decompressed file to the buffer */
int inflate_write_output(unsigned char *buf, unsigned int len) {
if ((o_ix + len) > o_len) {
fprintf(stderr,"Uncompressed buffer is unexpectedly large (%ld > %ld)!\n", o_ix + len, o_len);
return 1;
}
memmove(o_buf + o_ix, buf, len);
o_ix += len;
return 0;
}
/* Extract all the .edr files from the .cab */
/* Returns the last file extracted, or NULL if none found */
static xfile *cab_extract(xfile **pxf, xfile *xi, char *text, int verb) {
int i, j, k;
xfile *xf = NULL;
unsigned char *buf = xi->buf;
unsigned long len = xi->len;
unsigned long off;
unsigned long filesize, headeroffset, datastart;
int headerres = 0, folderres = 0, datares = 0;
int hextra = 0;
int nofolders, nofiles, flags, comptype;
unsigned int totubytes;
int ufiles = 0;
unsigned char *obuf;
unsigned long olen;
if (verb) printf("Attempting to extract '*%s' from '%s'\n",text, xi->name);
/* Check it is a .cab file */
if (len < 0x2c
|| buf[0] != 0x4d
|| buf[1] != 0x53
|| buf[2] != 0x43
|| buf[3] != 0x46
|| buf[4] != 0x00
|| buf[5] != 0x00
|| buf[6] != 0x00
|| buf[7] != 0x00) {
fprintf(stderr,"'%s' is not a .cab file\n",xi->name);
exit(-1);
}
filesize = buf2uint(buf + 0x08);
headeroffset = buf2uint(buf + 0x10);
nofolders = buf2short(buf + 0x1a);
nofiles = buf2short(buf + 0x1c);
flags = buf2short(buf + 0x1e);
if (filesize != len) {
fprintf(stderr,"'%s' filesize desn't match\n",xi->name);
exit(-1);
}
if (nofolders != 1) {
fprintf(stderr,"'%s' has more than one folder\n",xi->name);
exit(-1);
}
if (flags != 0 && flags != 4) {
fprintf(stderr,"'%s' has unhandled flags 0x%x\n",xi->name,flags);
exit(-1);
}
if (flags & 4) { /* If researved fields */
fprintf(stderr,"'%s' has reserved fields\n",xi->name);
// cbCFHeader, cbCFFolder, and cbCFData are present.
headerres = buf2short(buf + 0x24);
folderres = buf[0x26];
datares = buf[0x27];
hextra = 4 + headerres;
}
/* Read the first folders info (assumed flags == 0) */
datastart = buf2uint(buf + hextra + 0x24);
comptype = buf[hextra + 0x2a];
if (comptype!= 1) {
fprintf(stderr,"'%s' doesn't use MSZip compression, uses %d\n",xi->name,comptype);
exit(-1);
}
/* Should skip folderres bytes here */
if (verb > 1) printf(".cab headeroffset = 0x%lx, datastart = 0x%lx, nofiles = %d\n",headeroffset,datastart,nofiles);
/* Look at each file */
for (off = headeroffset, k = 0; k < nofiles; k++) {
unsigned long fsize; /* Uncompressed size */
unsigned long foff;
short ffix;
char fname[257];
int mxnl = 256, rem;
if (off > (len - 80)) {
fprintf(stderr,"'%s' too short for directory\n",xi->name);
exit(-1);
}
fsize = buf2uint(buf + off + 0x00);
foff = buf2uint(buf + off + 0x04);
ffix = buf2short(buf + off + 0x08);
rem = len - off; /* Remaining length in buffer */
if (rem < mxnl)
mxnl = rem;
strncpy(fname, (char *)buf + off + 0x10, mxnl);
fname[256] = '\000';
if (verb > 1) printf("file %d is '%s' at 0x%lx length %ld\n",k,fname, foff,fsize);
off += 0x10 + strlen(fname) + 1; /* Next entry */
}
/* Now come the data blocks */
totubytes = 0;
for (off = datastart, j = 0; ; j++) {
unsigned long chsum;
unsigned long cbytes;
unsigned long ubytes;
if (off > (len - 8)) {
if (verb > 1) printf("Got to end of data blocks at 0x%lx\n",off);
break;
}
chsum = buf2uint(buf + off + 0x00);
cbytes = buf2short(buf + off + 0x04);
ubytes = buf2short(buf + off + 0x06);
if (verb > 1) printf("Compression block %d, cbytes %ld, ubytes %ld\n",j,cbytes,ubytes);
totubytes += ubytes;
off += 8 + datares + cbytes;
}
if (verb > 1) printf("Total uncompressed bytes = %d\n",totubytes);
olen = totubytes;
if ((obuf = malloc(olen)) == NULL) {
fprintf(stderr,"maloc of uncompressed output buffer failed\n");
exit(-1);
}
o_buf = obuf;
o_len = olen;
o_ix = 0;
for (off = datastart, j = 0; ; j++) {
unsigned long chsum;
unsigned long cbytes;
unsigned long ubytes;
if (off > (len - 8))
break;
chsum = buf2uint(buf + off + 0x00);
cbytes = buf2short(buf + off + 0x04);
ubytes = buf2short(buf + off + 0x06);
i_buf = buf + off + 8 + datares;
i_len = cbytes;
i_ix = 0;
/* MSZIP has a two byte signature at the start of each block */
if (inflate_get_byte() != 0x43 || inflate_get_byte() != 0x4B) {
printf(".cab block doesn't start with 2 byte MSZIP signature\n");
exit (-1);
}
if (inflate()) {
fprintf(stderr, "inflate of '%s' failed at i_ix 0x%lx, o_ix 0x%lx\n",xi->name,i_ix,o_ix);
exit (-1);
}
/* The history buffer is meant to survive from one block to the next. */
/* Not sure what that means, as it seems to work as is... */
off += 8 + datares + cbytes;
}
xf = add_xf(pxf);
/* Create a buffer for each file */
for (ufiles = 0, off = headeroffset, k = 0; k < nofiles; k++) {
unsigned long fsize; /* Uncompressed size */
unsigned long foff;
short ffix;
char fname[95], *cp;
int namelen;
fsize = buf2uint(buf + off + 0x00);
foff = buf2uint(buf + off + 0x04);
ffix = buf2short(buf + off + 0x08);
strncpy(fname, (char *)buf + off + 0x10, 94);
fname[94] = '\000';
namelen = strlen(fname);
/* Lop of the junk in the filename, if it's present */
if ((cp = strrchr(fname, '.')) != NULL && cp != strchr(fname, '.'))
*cp = '\000';
/* See if it's the type of file we want */
if ((cp = strrchr(fname, '.')) != NULL
&& strcmp(cp, text) == 0) {
xfile *xx;
xf = xx = add_xf(pxf);
if (foff >= olen || (foff + fsize) > olen) {
fprintf(stderr,"file '%s' doesn't fit in decomressed buffer\n",fname);
exit(-1);
}
if ((xx->buf = malloc(fsize)) == NULL) {
fprintf(stderr,"maloc of file '%s' buffer len %ld failed\n",fname,fsize);
exit(-1);
}
xx->len = fsize;
memmove(xx->buf, obuf + foff, fsize);
if ((xx->name = strdup(fname)) == NULL) {
fprintf(stderr,"maloc of .edr name failed\n");
exit(-1);
}
xx->ftype = file_data;
xx->ttype = targ_i1d3_edr;
ufiles++;
}
off += 0x10 + namelen + 1; /* Next entry */
}
if (verb) printf("Found %d %s files out of %d files in .cab\n",ufiles, text, nofiles);
return xf;
}