diff options
Diffstat (limited to 'VP')
| -rw-r--r-- | VP/decomp-slz.cpp | 126 | ||||
| -rw-r--r-- | VP/main_dump.cpp | 568 | ||||
| -rw-r--r-- | VP/search-script.cpp | 146 | ||||
| -rw-r--r-- | VP/unarc.cpp | 158 |
4 files changed, 499 insertions, 499 deletions
diff --git a/VP/decomp-slz.cpp b/VP/decomp-slz.cpp index 076d3bd..a3ff9a1 100644 --- a/VP/decomp-slz.cpp +++ b/VP/decomp-slz.cpp @@ -1,63 +1,63 @@ -#include <stdio.h> -#include <stdlib.h> - -#include "lzss.h" -#include "Input.h" -#include "Output.h" -#include "Main.h" - -CODE_BEGINS -public: -Appli() : lzss_o(new lzss) {} -virtual ~Appli() { - delete lzss_o; -} -private: - -lzss * lzss_o; - -virtual int startup() throw (GeneralException) { - int sig, l, d, v; - Handle * fin = &Stdin, * fout = &Stdout; - - switch (argc) { - case 3: - fout = new Output(argv[2]); - case 2: - fin = new Input(argv[1]); - break; - case 1: - break; - default: - printm(M_BARE, "Usage: %s [filein] [fileout]\n", argv[0]); - return -1; - } - - verbosity = M_STATUS; - - fin->read(&sig, 4); - fin->read(&d, 4); - fin->read(&l, 4); - switch (sig) { - case 0x05a4c53: - printm(M_STATUS, "Detected a SLZ-type 0 file.\n"); - fin->read(&v, 4); - copy(fin, fout, d); - return 0; - case 0x15a4c53: - lzss_o->change_scheme(lzss_o->schemes[lzss_o->VP_1]); - printm(M_STATUS, "Detected a SLZ-type 1 file.\n"); - break; - case 0x25a4c53: - lzss_o->change_scheme(lzss_o->schemes[lzss_o->VP_2]); - printm(M_STATUS, "Detected a SLZ-type 2 file.\n"); - break; - default: - printm(M_ERROR, "Not a SLZ file.\n"); - return -1; - } - - lzss_o->lzss_decomp(fin, fout, l); - return 0; -} -CODE_ENDS +#include <stdio.h>
+#include <stdlib.h>
+
+#include "lzss.h"
+#include "Input.h"
+#include "Output.h"
+#include "Main.h"
+
+CODE_BEGINS
+public:
+Appli() : lzss_o(new lzss) {}
+virtual ~Appli() {
+ delete lzss_o;
+}
+private:
+
+lzss * lzss_o;
+
+virtual int startup() throw (GeneralException) {
+ int sig, l, d, v;
+ Handle * fin = &Stdin, * fout = &Stdout;
+
+ switch (argc) {
+ case 3:
+ fout = new Output(argv[2]);
+ case 2:
+ fin = new Input(argv[1]);
+ break;
+ case 1:
+ break;
+ default:
+ printm(M_BARE, "Usage: %s [filein] [fileout]\n", argv[0]);
+ return -1;
+ }
+
+ verbosity = M_STATUS;
+
+ fin->read(&sig, 4);
+ fin->read(&d, 4);
+ fin->read(&l, 4);
+ switch (sig) {
+ case 0x05a4c53:
+ printm(M_STATUS, "Detected a SLZ-type 0 file.\n");
+ fin->read(&v, 4);
+ copy(fin, fout, d);
+ return 0;
+ case 0x15a4c53:
+ lzss_o->change_scheme(lzss_o->schemes[lzss_o->VP_1]);
+ printm(M_STATUS, "Detected a SLZ-type 1 file.\n");
+ break;
+ case 0x25a4c53:
+ lzss_o->change_scheme(lzss_o->schemes[lzss_o->VP_2]);
+ printm(M_STATUS, "Detected a SLZ-type 2 file.\n");
+ break;
+ default:
+ printm(M_ERROR, "Not a SLZ file.\n");
+ return -1;
+ }
+
+ lzss_o->lzss_decomp(fin, fout, l);
+ return 0;
+}
+CODE_ENDS
diff --git a/VP/main_dump.cpp b/VP/main_dump.cpp index 9fa4dfa..5add9b3 100644 --- a/VP/main_dump.cpp +++ b/VP/main_dump.cpp @@ -1,284 +1,284 @@ -/* - * Valkyrie Profile extractor by Nicolas "Pixel" Noble (nicolas@nobis-crew.org) - * Highly based upon Yazoo's Chrono Cross CD extractor - * - * ******** Original disclaimer by Yazoo ******** - * - * Chrono Cross CD extractor Copyright 2000-2001 by Yazoo (hamm@efrei.fr) Revision 0.1b ANSI C - * - * - * Features: - * - * Dump the complete content of Chrono Chross CD1/CD2 US and Japanese version It requires a iso - * named Chrono1.iso in the same directory - * - * Todo list: - * - * Find a way to locate end of the last file Better support for CD2 Dump in subdirectory according - * to CD1/CD2 repartition Recompilation in Visual C++ 6 for disk speed optimisation Source comment - * and reorganisation Log feature (Optional since you can redirect output with > ) Progression - * indicator Better detection of the ISO with error control Major code optimisation Integration in - * main Chrono Cross Hacking tool - * - * ******** End of original disclaimer by Yazoo ******** - * - */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include <unistd.h> -#include "cdutils.h" -#include "generic.h" -#include "Input.h" -#include "Output.h" -#include "BString.h" -#include "Main.h" -#include "cdabstract.h" - -CODE_BEGINS -public: -Appli() : tourne(0), nb_seqs(0), f_def(0), f_iso(0), f_out(0), cdutil(0) {} -virtual ~Appli() { - delete cdutil; - delete f_def; - delete f_iso; - delete f_out; -} -private: - -unsigned int tourne; - -struct t_index_tab { - unsigned long address; - unsigned char flags; - long type; - long index; -}; - -struct t_sequence { - unsigned int n; - unsigned int sum; - String prefix; - String name; - int type; -}; - -String title, iso_filename, prefix; -unsigned long iso_size; -unsigned int nb_records, nb_seqs; -struct t_sequence sequences[1000]; -Handle * f_def, * f_iso, * f_out; -cdutils * cdutil; - -unsigned char user_data[2352]; - -virtual int startup() throw (GeneralException) -{ - verbosity = M_STATUS; - - fprintf(stderr, -"Valkyrie Profile File Extractor by Nicolas \"Pixel\" Noble\n" -"Highly based upon the Chrono Cross File Extractor By Yazoo\n\n"); - - if (argc != 3) { - fprintf(stderr, "Usage: %s <definition_file.sqr> <iso_file_name>\nSee readme.txt for details\n", - argv[0]); - throw Exit(-1); - } - - printm(M_STATUS, "Processing file %s...\n", argv[1]); - - f_def = new Input(argv[1]); - - if (process_def_file()) { - printm(M_ERROR, "Unable to process the definition file \"%s\"...\n", argv[1]); - throw Exit(-1); - } - - iso_filename = argv[2]; - - printm(M_STATUS, "Begin processing iso file.\n"); - f_iso = open_iso(iso_filename); - - if (check_iso()) { - printm(M_ERROR, "Invalid iso file for " + title + "\n"); - printm(M_ERROR, "===> Make sure you are using a Genuine iso file.\n"); - } else { - printm(M_INFO, "Genuine " + title + " iso detected.\n"); - } - - cdutil = new cdutils(f_iso); - - printm(M_STATUS, "Entering files read sequence\n"); - read_files(); - throw Exit(0); -} - -/* - * Ugly but working... for now - */ -int process_def_file() -{ - String t; - unsigned int n, sum = 0; - - *f_def >> title; - printm(M_INFO, "Read title: " + title + "\n"); - - *f_def >> t; - iso_size = t.to_int(); - printm(M_INFO, "Read iso size: %lu bytes\n", iso_size); - - *f_def >> prefix; - printm(M_INFO, "Read global directory prefix: " + prefix + "\n"); - - *f_def >> t; - nb_records = t.to_int(); - printm(M_INFO, "Read total of records: %u\n", nb_records); - - while (1) { - *f_def >> t; - n = t.to_int(); - if (!n) { - if (sum == nb_records) { - printm(M_INFO, "Definition file seems coherent\n"); - return 0; - } else { - printm(M_ERROR, "Definition file incoherent\n"); - return 1; - } - } - sum += n; - sequences[nb_seqs].n = n; - sequences[nb_seqs].sum = sum; - *f_def >> sequences[nb_seqs].prefix; - *f_def >> t; - sequences[nb_seqs].type = t.to_int(); - *f_def >> sequences[nb_seqs].name; - printm(M_INFO, "Read definition of sequence %i:\n===> %5i (sum = %5i) chunks of " + sequences[nb_seqs].name + " (" + sequences[nb_seqs].prefix + ")\n", - nb_seqs, n, sum); - nb_seqs++; - } -} - -long check_iso() -{ - unsigned long length; - - length = f_iso->GetSize(); - if (length < 0) { - printm(M_INFO, "Can not get file size, assuming reading from cd.\n"); - } else { - printm(M_INFO, "Filesize of iso file " + iso_filename + " is %ld bytes\n", length); - if (length != iso_size) { - return 1; - } - } - return 0; -} - -void read_files() -{ - t_index_tab index_tab[10000]; - unsigned long i; - unsigned long j; - unsigned int seq = 0; - unsigned long indexer; - - unsigned char fat[20480]; - unsigned char key[256]; - -#define INDEXPOS 150 - - cdutil->sector_seek(INDEXPOS); - for (i = INDEXPOS; i < (INDEXPOS + 10); i++) { - printm(M_INFO, "Reading fat sector %lu\n", i); - cdutil->read_sector(&fat[2048 * (i - INDEXPOS)], MODE_2_FORM_1); - } - - memcpy(key, fat + 0x4f00, 256); - - printm(M_INFO, "Decrypting.\n"); - for (i = 0; i < 20480; i++) { - fat[i] ^= key[i % 256]; - } - - indexer = 0; - for (j = 4; j < 20480; j += 4) { - unsigned char m, s, f; - m = fat[j]; - s = fat[j + 1]; - f = fat[j + 2]; - index_tab[indexer].address = cdutil->from_MSF(m, s, f); - if (m || s || f) { - index_tab[indexer].index = j / 4; - index_tab[indexer].flags = fat[j + 3]; - printm(M_INFO, "Found a quite valid index: number %4lu, address %6lu - flags = %02x\n", - indexer, index_tab[indexer].address, fat[j + 3]); - indexer++; - if (indexer == nb_records) - break; - } else { - printm(M_WARNING, "Ignored invalid index chunk number %4lu\n", j / 4); - } - } - printm(M_STATUS, "Index file generation complete.\n\n"); - index_tab[indexer].address = f_iso->GetSize() / 2352; - - for (i = 0; i < nb_records; i++) { - if (sequences[seq].sum == i) - seq++; - index_tab[i].type = sequences[seq].type; - if (sequences[seq].type == 0) { - printm(M_INFO, "%6lu - %02x: ignored\n", index_tab[i].address, index_tab[i].flags); - } else { - int size; - printm(M_INFO, "%6lu - %02x: ", index_tab[i].address, index_tab[i].flags); - size = index_tab[i + 1].address - index_tab[i].address; - size *= sec_sizes[index_tab[i].type]; - file_dump(index_tab[i].address, size, i, seq); - if (verbosity >= M_INFO) { - fprintf(stderr, "\n"); - } - } - } - fprintf(stderr, "\n"); -} - -void file_dump(unsigned long debut, unsigned long taille, long num, int seq) -{ - long i; - long nbsects; - String nom; - char type = sequences[seq].type; - char ptitbidule[] = "-\\|/"; - - nom = "./" + prefix + "/"; - MKDIR(nom.to_charp()); - - nom += sequences[seq].prefix + "/"; - MKDIR(nom.to_charp()); - - nom += String().set("%04ld.out", num); - - f_out = new Output(nom); - nbsects = taille / sec_sizes[type]; - if (taille % sec_sizes[type]) - nbsects++; - cdutil->sector_seek(debut); - for (i = 0; i < nbsects; i++) { - if (verbosity < M_INFO) - fprintf(stderr, " (%c)\010\010\010\010\010", ptitbidule[((tourne++) >> 8) % 4]); - cdutil->read_sector(user_data, type); - if (i != (nbsects - 1)) { - f_out->write(user_data, sec_sizes[type]); - } else { - f_out->write(user_data, taille % sec_sizes[type] ? taille % sec_sizes[type] : sec_sizes[type]); - } - } - delete f_out; - f_out = 0; - printm(M_BARE, " (*) Dumped file number %4ld - type \"" + sequences[seq].name + "\" \r", num); -} -CODE_ENDS +/*
+ * Valkyrie Profile extractor by Nicolas "Pixel" Noble (nicolas@nobis-crew.org)
+ * Highly based upon Yazoo's Chrono Cross CD extractor
+ *
+ * ******** Original disclaimer by Yazoo ********
+ *
+ * Chrono Cross CD extractor Copyright 2000-2001 by Yazoo (hamm@efrei.fr) Revision 0.1b ANSI C
+ *
+ *
+ * Features:
+ *
+ * Dump the complete content of Chrono Chross CD1/CD2 US and Japanese version It requires a iso
+ * named Chrono1.iso in the same directory
+ *
+ * Todo list:
+ *
+ * Find a way to locate end of the last file Better support for CD2 Dump in subdirectory according
+ * to CD1/CD2 repartition Recompilation in Visual C++ 6 for disk speed optimisation Source comment
+ * and reorganisation Log feature (Optional since you can redirect output with > ) Progression
+ * indicator Better detection of the ISO with error control Major code optimisation Integration in
+ * main Chrono Cross Hacking tool
+ *
+ * ******** End of original disclaimer by Yazoo ********
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "cdutils.h"
+#include "generic.h"
+#include "Input.h"
+#include "Output.h"
+#include "BString.h"
+#include "Main.h"
+#include "cdabstract.h"
+
+CODE_BEGINS
+public:
+Appli() : tourne(0), nb_seqs(0), f_def(0), f_iso(0), f_out(0), cdutil(0) {}
+virtual ~Appli() {
+ delete cdutil;
+ delete f_def;
+ delete f_iso;
+ delete f_out;
+}
+private:
+
+unsigned int tourne;
+
+struct t_index_tab {
+ unsigned long address;
+ unsigned char flags;
+ long type;
+ long index;
+};
+
+struct t_sequence {
+ unsigned int n;
+ unsigned int sum;
+ String prefix;
+ String name;
+ int type;
+};
+
+String title, iso_filename, prefix;
+unsigned long iso_size;
+unsigned int nb_records, nb_seqs;
+struct t_sequence sequences[1000];
+Handle * f_def, * f_iso, * f_out;
+cdutils * cdutil;
+
+unsigned char user_data[2352];
+
+virtual int startup() throw (GeneralException)
+{
+ verbosity = M_STATUS;
+
+ fprintf(stderr,
+"Valkyrie Profile File Extractor by Nicolas \"Pixel\" Noble\n"
+"Highly based upon the Chrono Cross File Extractor By Yazoo\n\n");
+
+ if (argc != 3) {
+ fprintf(stderr, "Usage: %s <definition_file.sqr> <iso_file_name>\nSee readme.txt for details\n",
+ argv[0]);
+ throw Exit(-1);
+ }
+
+ printm(M_STATUS, "Processing file %s...\n", argv[1]);
+
+ f_def = new Input(argv[1]);
+
+ if (process_def_file()) {
+ printm(M_ERROR, "Unable to process the definition file \"%s\"...\n", argv[1]);
+ throw Exit(-1);
+ }
+
+ iso_filename = argv[2];
+
+ printm(M_STATUS, "Begin processing iso file.\n");
+ f_iso = open_iso(iso_filename);
+
+ if (check_iso()) {
+ printm(M_ERROR, "Invalid iso file for " + title + "\n");
+ printm(M_ERROR, "===> Make sure you are using a Genuine iso file.\n");
+ } else {
+ printm(M_INFO, "Genuine " + title + " iso detected.\n");
+ }
+
+ cdutil = new cdutils(f_iso);
+
+ printm(M_STATUS, "Entering files read sequence\n");
+ read_files();
+ throw Exit(0);
+}
+
+/*
+ * Ugly but working... for now
+ */
+int process_def_file()
+{
+ String t;
+ unsigned int n, sum = 0;
+
+ *f_def >> title;
+ printm(M_INFO, "Read title: " + title + "\n");
+
+ *f_def >> t;
+ iso_size = t.to_int();
+ printm(M_INFO, "Read iso size: %lu bytes\n", iso_size);
+
+ *f_def >> prefix;
+ printm(M_INFO, "Read global directory prefix: " + prefix + "\n");
+
+ *f_def >> t;
+ nb_records = t.to_int();
+ printm(M_INFO, "Read total of records: %u\n", nb_records);
+
+ while (1) {
+ *f_def >> t;
+ n = t.to_int();
+ if (!n) {
+ if (sum == nb_records) {
+ printm(M_INFO, "Definition file seems coherent\n");
+ return 0;
+ } else {
+ printm(M_ERROR, "Definition file incoherent\n");
+ return 1;
+ }
+ }
+ sum += n;
+ sequences[nb_seqs].n = n;
+ sequences[nb_seqs].sum = sum;
+ *f_def >> sequences[nb_seqs].prefix;
+ *f_def >> t;
+ sequences[nb_seqs].type = t.to_int();
+ *f_def >> sequences[nb_seqs].name;
+ printm(M_INFO, "Read definition of sequence %i:\n===> %5i (sum = %5i) chunks of " + sequences[nb_seqs].name + " (" + sequences[nb_seqs].prefix + ")\n",
+ nb_seqs, n, sum);
+ nb_seqs++;
+ }
+}
+
+long check_iso()
+{
+ unsigned long length;
+
+ length = f_iso->GetSize();
+ if (length < 0) {
+ printm(M_INFO, "Can not get file size, assuming reading from cd.\n");
+ } else {
+ printm(M_INFO, "Filesize of iso file " + iso_filename + " is %ld bytes\n", length);
+ if (length != iso_size) {
+ return 1;
+ }
+ }
+ return 0;
+}
+
+void read_files()
+{
+ t_index_tab index_tab[10000];
+ unsigned long i;
+ unsigned long j;
+ unsigned int seq = 0;
+ unsigned long indexer;
+
+ unsigned char fat[20480];
+ unsigned char key[256];
+
+#define INDEXPOS 150
+
+ cdutil->sector_seek(INDEXPOS);
+ for (i = INDEXPOS; i < (INDEXPOS + 10); i++) {
+ printm(M_INFO, "Reading fat sector %lu\n", i);
+ cdutil->read_sector(&fat[2048 * (i - INDEXPOS)], MODE_2_FORM_1);
+ }
+
+ memcpy(key, fat + 0x4f00, 256);
+
+ printm(M_INFO, "Decrypting.\n");
+ for (i = 0; i < 20480; i++) {
+ fat[i] ^= key[i % 256];
+ }
+
+ indexer = 0;
+ for (j = 4; j < 20480; j += 4) {
+ unsigned char m, s, f;
+ m = fat[j];
+ s = fat[j + 1];
+ f = fat[j + 2];
+ index_tab[indexer].address = cdutil->from_MSF(m, s, f);
+ if (m || s || f) {
+ index_tab[indexer].index = j / 4;
+ index_tab[indexer].flags = fat[j + 3];
+ printm(M_INFO, "Found a quite valid index: number %4lu, address %6lu - flags = %02x\n",
+ indexer, index_tab[indexer].address, fat[j + 3]);
+ indexer++;
+ if (indexer == nb_records)
+ break;
+ } else {
+ printm(M_WARNING, "Ignored invalid index chunk number %4lu\n", j / 4);
+ }
+ }
+ printm(M_STATUS, "Index file generation complete.\n\n");
+ index_tab[indexer].address = f_iso->GetSize() / 2352;
+
+ for (i = 0; i < nb_records; i++) {
+ if (sequences[seq].sum == i)
+ seq++;
+ index_tab[i].type = sequences[seq].type;
+ if (sequences[seq].type == 0) {
+ printm(M_INFO, "%6lu - %02x: ignored\n", index_tab[i].address, index_tab[i].flags);
+ } else {
+ int size;
+ printm(M_INFO, "%6lu - %02x: ", index_tab[i].address, index_tab[i].flags);
+ size = index_tab[i + 1].address - index_tab[i].address;
+ size *= sec_sizes[index_tab[i].type];
+ file_dump(index_tab[i].address, size, i, seq);
+ if (verbosity >= M_INFO) {
+ fprintf(stderr, "\n");
+ }
+ }
+ }
+ fprintf(stderr, "\n");
+}
+
+void file_dump(unsigned long debut, unsigned long taille, long num, int seq)
+{
+ long i;
+ long nbsects;
+ String nom;
+ char type = sequences[seq].type;
+ char ptitbidule[] = "-\\|/";
+
+ nom = "./" + prefix + "/";
+ MKDIR(nom.to_charp());
+
+ nom += sequences[seq].prefix + "/";
+ MKDIR(nom.to_charp());
+
+ nom += String().set("%04ld.out", num);
+
+ f_out = new Output(nom);
+ nbsects = taille / sec_sizes[type];
+ if (taille % sec_sizes[type])
+ nbsects++;
+ cdutil->sector_seek(debut);
+ for (i = 0; i < nbsects; i++) {
+ if (verbosity < M_INFO)
+ fprintf(stderr, " (%c)\010\010\010\010\010", ptitbidule[((tourne++) >> 8) % 4]);
+ cdutil->read_sector(user_data, type);
+ if (i != (nbsects - 1)) {
+ f_out->write(user_data, sec_sizes[type]);
+ } else {
+ f_out->write(user_data, taille % sec_sizes[type] ? taille % sec_sizes[type] : sec_sizes[type]);
+ }
+ }
+ delete f_out;
+ f_out = 0;
+ printm(M_BARE, " (*) Dumped file number %4ld - type \"" + sequences[seq].name + "\" \r", num);
+}
+CODE_ENDS
diff --git a/VP/search-script.cpp b/VP/search-script.cpp index ebbf214..d68149f 100644 --- a/VP/search-script.cpp +++ b/VP/search-script.cpp @@ -1,73 +1,73 @@ -#include <stdio.h> -#include <unistd.h> -#include <stdlib.h> -#include "fileutils.h" -#include "generic.h" - -#define THRESHOLD 2000 - -int main(int argc, char ** argv) { - int h, n, o, i, p, c, pp, b; - - verbosity = M_INFO; - - if (argc != 2) { - printm(M_BARE, "Usage: search-script <file>\n"); - exit(-1); - } - - if ((h = open(argv[1], O_RDONLY)) < 0) { - printm(M_ERROR, "Error opening file %s\n", argv[1]); - exit(-1); - } - - printm(M_STATUS, "Reading informations from %s...\n", argv[1]); - - read(h, &n, 4); - - o = n; - - n -= 4; - n /= 8; - - printm(M_INFO, "Script claims to have %i texts.\n", n); - - if (n > THRESHOLD) { - printm(M_ERROR, "Too much texts to make sense.\n"); - exit(-1); - } - - printm(M_STATUS, "Reading index.\n"); - - pp = -1; - for (i = 0; i < n; i++) { - lseek(h, i * 8 + 4, SEEK_SET); - read(h, &c, 4); - read(h, &p, 4); - printm(M_INFO, "Index #%i has pointer %i and counter %i\n", i, p, c); - if (pp > p) { - printm(M_ERROR, "Script's text overlapping.\n"); - exit(-1); - } - - if (((unsigned int)(p + o)) > filesize(h)) { - printm(M_ERROR, "Text bigger than script.\n"); - exit(-1); - } - - lseek(h, p + o - 1, SEEK_SET); - b = 0; - read(h, &b, 1); - - if (b) { - printm(M_ERROR, "Byte before the pointer is not 0 (%i = 0x%02x)\n", b, b); - exit(-1); - } - - pp = p; - } - - printm(M_STATUS, "Script seems ok to me.\n"); - - exit(0); -} +#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include "fileutils.h"
+#include "generic.h"
+
+#define THRESHOLD 2000
+
+int main(int argc, char ** argv) {
+ int h, n, o, i, p, c, pp, b;
+
+ verbosity = M_INFO;
+
+ if (argc != 2) {
+ printm(M_BARE, "Usage: search-script <file>\n");
+ exit(-1);
+ }
+
+ if ((h = open(argv[1], O_RDONLY)) < 0) {
+ printm(M_ERROR, "Error opening file %s\n", argv[1]);
+ exit(-1);
+ }
+
+ printm(M_STATUS, "Reading informations from %s...\n", argv[1]);
+
+ read(h, &n, 4);
+
+ o = n;
+
+ n -= 4;
+ n /= 8;
+
+ printm(M_INFO, "Script claims to have %i texts.\n", n);
+
+ if (n > THRESHOLD) {
+ printm(M_ERROR, "Too much texts to make sense.\n");
+ exit(-1);
+ }
+
+ printm(M_STATUS, "Reading index.\n");
+
+ pp = -1;
+ for (i = 0; i < n; i++) {
+ lseek(h, i * 8 + 4, SEEK_SET);
+ read(h, &c, 4);
+ read(h, &p, 4);
+ printm(M_INFO, "Index #%i has pointer %i and counter %i\n", i, p, c);
+ if (pp > p) {
+ printm(M_ERROR, "Script's text overlapping.\n");
+ exit(-1);
+ }
+
+ if (((unsigned int)(p + o)) > filesize(h)) {
+ printm(M_ERROR, "Text bigger than script.\n");
+ exit(-1);
+ }
+
+ lseek(h, p + o - 1, SEEK_SET);
+ b = 0;
+ read(h, &b, 1);
+
+ if (b) {
+ printm(M_ERROR, "Byte before the pointer is not 0 (%i = 0x%02x)\n", b, b);
+ exit(-1);
+ }
+
+ pp = p;
+ }
+
+ printm(M_STATUS, "Script seems ok to me.\n");
+
+ exit(0);
+}
diff --git a/VP/unarc.cpp b/VP/unarc.cpp index 36a258a..1584041 100644 --- a/VP/unarc.cpp +++ b/VP/unarc.cpp @@ -1,79 +1,79 @@ -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> - -#include "Input.h" -#include "Output.h" -#include "generic.h" -#include "Main.h" - -#define THRESHOLD 2000 - -CODE_BEGINS -virtual int startup() throw(GeneralException) { - int n, * index, * sizes, i, d; - String temp; - Handle * h, * o; - - verbosity = M_INFO; - - if (argc != 2) { - printm(M_BARE, "Usage: unarc <archive>\n"); - exit(-1); - } - - h = new Input(argv[1]); - - h->read(&n, 4); - - printm(M_STATUS, "Archive claims to have %i files, checking integrity.\n", n); - - if (n > THRESHOLD) { - printm(M_ERROR, "Archive has more than %i files, that doesn't make sense to me.\n", THRESHOLD); - exit(-1); - } - - index = (int *) malloc(n * sizeof(int)); - sizes = (int *) malloc(n * sizeof(int)); - - for (i = 0; i < n; i++) { - h->seek((i + 1) * 8 + 4, SEEK_SET); - h->read(&(sizes[i]), 4); - printm(M_INFO, "File #%i size = %i = 0x%08x\n", i, sizes[i], sizes[i]); - } - - index[0] = (n + 1) * 8; - i = 0; - printm(M_INFO, "Index #%i = %i = 0x%08x\n", i, index[i], index[i]); - - for (i = 1; i < n; i++) { - index[i] = index[i - 1] + sizes[i - 1]; - printm(M_INFO, "Index #%i = %i = 0x%08x\n", i, index[i], index[i]); - } - - d = h->GetSize() - index[n - 1] - sizes[n - 1]; - - printm(M_INFO, "Archive size: %i, last index: %i, last file size: %i, difference = %i\n", h->GetSize(), index[n - 1], sizes[n - 1], d); - - if ((d < 0) || (d > 2048)) { - printm(M_ERROR, "Archive incoherent.\n"); - exit(-1); - } - - printm(M_STATUS, "Archive seems to be ok, extracting.\n"); - - for (i = 0; i < n; i++) { - temp.set("%04i.out", i); - o = new Output(temp); - - printm(M_INFO, "Extracting " + temp + "\n"); - - h->seek(index[i], SEEK_SET); - copy(h, o, sizes[i]); - delete o; - } - - delete h; - return 0; -} -CODE_ENDS +#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "Input.h"
+#include "Output.h"
+#include "generic.h"
+#include "Main.h"
+
+#define THRESHOLD 2000
+
+CODE_BEGINS
+virtual int startup() throw(GeneralException) {
+ int n, * index, * sizes, i, d;
+ String temp;
+ Handle * h, * o;
+
+ verbosity = M_INFO;
+
+ if (argc != 2) {
+ printm(M_BARE, "Usage: unarc <archive>\n");
+ exit(-1);
+ }
+
+ h = new Input(argv[1]);
+
+ h->read(&n, 4);
+
+ printm(M_STATUS, "Archive claims to have %i files, checking integrity.\n", n);
+
+ if (n > THRESHOLD) {
+ printm(M_ERROR, "Archive has more than %i files, that doesn't make sense to me.\n", THRESHOLD);
+ exit(-1);
+ }
+
+ index = (int *) malloc(n * sizeof(int));
+ sizes = (int *) malloc(n * sizeof(int));
+
+ for (i = 0; i < n; i++) {
+ h->seek((i + 1) * 8 + 4, SEEK_SET);
+ h->read(&(sizes[i]), 4);
+ printm(M_INFO, "File #%i size = %i = 0x%08x\n", i, sizes[i], sizes[i]);
+ }
+
+ index[0] = (n + 1) * 8;
+ i = 0;
+ printm(M_INFO, "Index #%i = %i = 0x%08x\n", i, index[i], index[i]);
+
+ for (i = 1; i < n; i++) {
+ index[i] = index[i - 1] + sizes[i - 1];
+ printm(M_INFO, "Index #%i = %i = 0x%08x\n", i, index[i], index[i]);
+ }
+
+ d = h->GetSize() - index[n - 1] - sizes[n - 1];
+
+ printm(M_INFO, "Archive size: %i, last index: %i, last file size: %i, difference = %i\n", h->GetSize(), index[n - 1], sizes[n - 1], d);
+
+ if ((d < 0) || (d > 2048)) {
+ printm(M_ERROR, "Archive incoherent.\n");
+ exit(-1);
+ }
+
+ printm(M_STATUS, "Archive seems to be ok, extracting.\n");
+
+ for (i = 0; i < n; i++) {
+ temp.set("%04i.out", i);
+ o = new Output(temp);
+
+ printm(M_INFO, "Extracting " + temp + "\n");
+
+ h->seek(index[i], SEEK_SET);
+ copy(h, o, sizes[i]);
+ delete o;
+ }
+
+ delete h;
+ return 0;
+}
+CODE_ENDS
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