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-rw-r--r--Xenogears/Decrypt.cpp507
1 files changed, 507 insertions, 0 deletions
diff --git a/Xenogears/Decrypt.cpp b/Xenogears/Decrypt.cpp
new file mode 100644
index 0000000..2f4d99f
--- /dev/null
+++ b/Xenogears/Decrypt.cpp
@@ -0,0 +1,507 @@
+#include<stdio.h>
+#include<string.h>
+
+void init_table(long table[5000])
+{
+ long i;
+
+ for (i = 0; i < 5000; i++) {
+ table[i] = 0;
+ }
+}
+
+char found_position(long table[5000], int number, FILE * f_source)
+{
+ long position;
+ long i;
+
+ position = ftell(f_source);
+
+ for (i = 0; i < number; i++) {
+ if (table[i] <= position)
+ return (1);
+ }
+ return (0);
+}
+
+long found_next(long table[5000], long script_number, long max_script)
+{
+ long i;
+ long next = 0xFFFF;
+ long actual = table[script_number];
+
+ for (i = 0; i < script_number; i++) {
+ if (table[i] > actual) {
+ if (table[i] < next)
+ next = table[i];
+ }
+ }
+
+ for (i = script_number + 1; i < max_script; i++) {
+ if (table[i] > actual) {
+ if (table[i] < next)
+ next = table[i];
+ }
+ }
+
+ return (next);
+}
+
+void dump_text(FILE * f_source, FILE * f_cible, long table[5000], long script_number,
+ long max_script, unsigned char *length_table, unsigned char *line_table)
+{
+ long next;
+ unsigned char val;
+ char temp_string[2];
+ long position;
+ unsigned char temp1 = 0;
+ unsigned char temp2 = 0;
+ long temp;
+
+ temp_string[1] = NULL;
+
+ next = found_next(table, script_number, max_script);
+
+ fseek(f_source, table[script_number], SEEK_SET);
+
+ fprintf(f_cible, "<Text_block lines:%d width:%d>\n",
+ line_table[script_number], length_table[script_number]);
+
+ position = ftell(f_source);
+
+ while (position < next) {
+ val = 0;
+
+ fread((unsigned char *) &val, 1, 1, f_source);
+
+ if (val == 0x00) // "<Close>"
+ {
+ break;
+ } else if (val == 0x01) // "\n"
+ {
+ fprintf(f_cible, "\n");
+ } else if (val == 0x02) // "<New>"
+ {
+ fprintf(f_cible, "<New>\n");
+ } else if (val == 0x03) // "<Wait>"
+ {
+ fprintf(f_cible, "<Wait>");
+ } else if (val == 0x0F) // "<Delay X>
+ {
+ fread((unsigned char *) &temp1, 1, 1, f_source);
+ fread((unsigned char *) &temp2, 1, 1, f_source);
+ if (temp1 == 0) {
+ fprintf(f_cible, "<Delay %d>", temp2);
+ } else if (temp1 == 5) {
+ switch (temp2) {
+ case 0:
+ fprintf(f_cible, "<Fei>");
+ break;
+ case 1:
+ fprintf(f_cible, "<Elly>");
+ break;
+ case 2:
+ fprintf(f_cible, "<Citan>");
+ break;
+ case 3:
+ fprintf(f_cible, "<Bart>");
+ break;
+ case 4:
+ fprintf(f_cible, "<Billy>");
+ break;
+ case 5:
+ fprintf(f_cible, "<Rico>");
+ break;
+ case 6:
+ fprintf(f_cible, "<Emeralda>");
+ break;
+ case 7:
+ fprintf(f_cible, "<Chu-Chu>");
+ break;
+ case 8:
+ fprintf(f_cible, "<Maria>");
+ break;
+ case 9:
+ fprintf(f_cible, "<Citan2>");
+ break;
+ case 10:
+ fprintf(f_cible, "<Emeralda2>");
+ break;
+ case 11:
+ fprintf(f_cible, "<Weltall>");
+ break;
+ case 12:
+ fprintf(f_cible, "<Weltall-2>");
+ break;
+ case 13:
+ fprintf(f_cible, "<Vierge>");
+ break;
+ case 14:
+ fprintf(f_cible, "<Heimdal>");
+ break;
+ case 15:
+ fprintf(f_cible, "<Brigandier>");
+ break;
+ case 16:
+ fprintf(f_cible, "<Renmazuo>");
+ break;
+ case 17:
+ fprintf(f_cible, "<Stier>");
+ break;
+ case 18:
+ fprintf(f_cible, "<BigChu-chu>");
+ break;
+ case 19:
+ fprintf(f_cible, "<Seibzehn>");
+ break;
+ case 20:
+ fprintf(f_cible, "<Crescens>");
+ break;
+ case 21:
+ fprintf(f_cible, "<Regurus>");
+ break;
+ case 22:
+ fprintf(f_cible, "<Fenrir>");
+ break;
+ case 23:
+ fprintf(f_cible, "<Andvari>");
+ break;
+ case 24:
+ fprintf(f_cible, "<Renmazuo>");
+ break;
+ case 25:
+ fprintf(f_cible, "<Stier-2>");
+ break;
+ case 26:
+ fprintf(f_cible, "<Xenogears>");
+ break;
+ case 27:
+ fprintf(f_cible, "<BARTHOS>");
+ break;
+ case 28:
+ fprintf(f_cible, "<Yggdra>");
+ break;
+ case 128:
+ fprintf(f_cible, "<Perso1>");
+ break;
+ case 129:
+ fprintf(f_cible, "<Perso2>");
+ break;
+ case 130:
+ fprintf(f_cible, "<Perso3>");
+ break;
+ default:
+ fprintf(f_cible, "<Gear %d>", temp2);
+ }
+ } else {
+ fprintf(f_cible, "<Opcode %d %d>", temp1, temp2);
+ }
+ } else if (val == 0x10) // " "
+ {
+ fprintf(f_cible, " ");
+ } else if (val == 0x11) // "+"
+ {
+ fprintf(f_cible, "+");
+ } else if (val == 0x12) // ","
+ {
+ fprintf(f_cible, ",");
+ } else if (val == 0x13) // "-"
+ {
+ fprintf(f_cible, "-");
+ } else if (val == 0x14) // "."
+ {
+ fprintf(f_cible, ".");
+ } else if (val == 0x15) // "/"
+ {
+ fprintf(f_cible, "/");
+ } else if ((val >= 0x16) && (val <= 0x1F)) // "0-9"
+ {
+ temp_string[0] = val + 0x1A;
+ fprintf(f_cible, temp_string);
+ } else if ((val >= 0x20) && (val <= 0x39)) // "A-Z"
+ {
+ temp_string[0] = val + 0x21;
+ fprintf(f_cible, temp_string);
+ } else if (val == 0x3A) // "["
+ {
+ fprintf(f_cible, "[");
+ } else if (val == 0x3B) // "]"
+ {
+ fprintf(f_cible, "]");
+ } else if (val == 0x3C) // "="
+ {
+ fprintf(f_cible, "=");
+ } else if ((val >= 0x3D) && (val <= 0x56)) // "a-z"
+ {
+ temp_string[0] = val + 0x24;
+ fprintf(f_cible, temp_string);
+ } else if (val == 0x57) // "!"
+ {
+ fprintf(f_cible, "!");
+ } else if (val == 0x58) // "\""
+ {
+ fprintf(f_cible, "\"");
+ } else if (val == 0x59) // "#"
+ {
+ fprintf(f_cible, "#");
+ } else if (val == 0x5A) // "%"
+ {
+ fprintf(f_cible, "%%");
+ } else if (val == 0x5B) // "&"
+ {
+ fprintf(f_cible, "&");
+ } else if (val == 0x5C) // "'"
+ {
+ fprintf(f_cible, "'");
+ } else if (val == 0x5D) // "("
+ {
+ fprintf(f_cible, "(");
+ } else if (val == 0x5E) // ")"
+ {
+ fprintf(f_cible, ")");
+ } else if (val == 0x5F) // ":"
+ {
+ fprintf(f_cible, ":");
+ } else if (val == 0x60) // "?"
+ {
+ fprintf(f_cible, "?");
+ } else if (val == 0x61) // "<0>"
+ {
+ fprintf(f_cible, "<0>");
+ } else if (val == 0x62) // "<1>"
+ {
+ fprintf(f_cible, "<1>");
+ } else if (val == 0x63) // "<2>"
+ {
+ fprintf(f_cible, "<2>");
+ } else if (val == 0x64) // "<3>"
+ {
+ fprintf(f_cible, "<3>");
+ } else if (val == 0x65) // "<4>"
+ {
+ fprintf(f_cible, "<4>");
+ } else if (val == 0x66) // "<5>"
+ {
+ fprintf(f_cible, "<5>");
+ } else if (val == 0x67) // "<6>"
+ {
+ fprintf(f_cible, "<6>");
+ } else if (val == 0x68) // "<7>"
+ {
+ fprintf(f_cible, "<7>");
+ } else if (val == 0x69) // "<8>"
+ {
+ fprintf(f_cible, "<8>");
+ } else if (val == 0x6A) // "<9>"
+ {
+ fprintf(f_cible, "<9>");
+ } else if (val == 0x6B) // "<%>"
+ {
+ fprintf(f_cible, "<%%>");
+ } else if (val == 0x6C) // "<&>"
+ {
+ fprintf(f_cible, "<&>");
+ } else if (val == 0x6D) // "*"
+ {
+ fprintf(f_cible, "*");
+ } else if (val == 0x6E) // "<C>"
+ {
+ fprintf(f_cible, "<C>");
+ } else if (val == 0x6F) // "<S>"
+ {
+ fprintf(f_cible, "<S>");
+ } else if (val == 0x70) // "<T>"
+ {
+ fprintf(f_cible, "<T>");
+ } else if (val == 0x71) // "<*>"
+ {
+ fprintf(f_cible, "<*>");
+ } else if (val == 0x72) // "<R>"
+ {
+ fprintf(f_cible, "<R>");
+ } else if (val == 0x73) // "<L>"
+ {
+ fprintf(f_cible, "<L>");
+ } else if (val == 0x74) // "<U>"
+ {
+ fprintf(f_cible, "<U>");
+ } else if (val == 0x75) // "<U>"
+ {
+ fprintf(f_cible, "<D>");
+ } else if (val == 0x76) // "<.>"
+ {
+ fprintf(f_cible, "<.>");
+ } else if (val == 0x77) // "<:>"
+ {
+ fprintf(f_cible, "<:>");
+ } else if (val == 0x79) // "</>"
+ {
+ fprintf(f_cible, "</>");
+ } else if (val == 0x7A) // "<..>"
+ {
+ fprintf(f_cible, "<..>");
+ } else if (val == 0x7B) // "<`>"
+ {
+ fprintf(f_cible, "<`>");
+ } else if (val == 0x7D) // "<+>"
+ {
+ fprintf(f_cible, "<+>");
+ } else if (val == 0x7E) // "<->"
+ {
+ fprintf(f_cible, "<->");
+ } else if (val == 0x7F) // "<X>"
+ {
+ fprintf(f_cible, "<X>");
+ } else if (val == 0x80) // "<[>"
+ {
+ fprintf(f_cible, "<[>");
+ } else if (val == 0x81) // "<]>"
+ {
+ fprintf(f_cible, "<]>");
+ } else if (val == 0x82) // "<%>"
+ {
+ fprintf(f_cible, "<%%>");
+ } else if (val == 0x83) // "<&>"
+ {
+ fprintf(f_cible, "<&>");
+ } else if (val == 0x84) // "<(>"
+ {
+ fprintf(f_cible, "<(>");
+ } else if (val == 0x85) // "<)>"
+ {
+ fprintf(f_cible, "<)>");
+ } else if (val == 0x86) // "<#>"
+ {
+ fprintf(f_cible, "<#>");
+ } else if (val == 0x87) // "`"
+ {
+ fprintf(f_cible, "`");
+ } else if (val == 0x88) // "°"
+ {
+ fprintf(f_cible, "°");
+ } else if (val == 0x89) // "<=>"
+ {
+ fprintf(f_cible, "<=>");
+ } else if (val == 0x8A) // "<?>"
+ {
+ fprintf(f_cible, "<?>");
+ } else if (val == 0x8B) // "<!>"
+ {
+ fprintf(f_cible, "<!>");
+ } else if (val == 0x8C) // "_"
+ {
+ fprintf(f_cible, "_");
+ } else if (val == 0x8D) // "~"
+ {
+ fprintf(f_cible, "~");
+ } else if (val == 0x8E) // "<...>"
+ {
+ fprintf(f_cible, "<...>");
+ } else if (val == 0x8F) // "<'>"
+ {
+ fprintf(f_cible, "<'>");
+ } else if (val == 0xFE) // "<Extra1 X>
+ {
+ fread((unsigned char *) &temp1, 1, 1, f_source);
+ fprintf(f_cible, "<Extra1 %d>", temp1);
+ } else if (val == 0xFF) // "<Extra2 X>
+ {
+ fread((unsigned char *) &temp1, 1, 1, f_source);
+ fprintf(f_cible, "<Extra2 %d>", temp1);
+ } else {
+ fprintf(f_cible, "<Bare %X>", val);
+ }
+
+ position = ftell(f_source);
+ }
+ fprintf(f_cible, "\n<End_of_block>\n\n");
+}
+
+int decrypt(FILE * f_source, FILE * f_cible, int room_number)
+{
+ long i, j;
+ long table[5000];
+ unsigned char line_table[5000];
+ unsigned char length_table[5000];
+ long script_number = 0;
+ long temp = 0;
+ char temp_char;
+ int counter = 0;
+
+ fread((long *) &script_number, 4, 1, f_source);
+
+ if (script_number == 0x0000FFFF)
+ return (1);
+
+ script_number = (script_number++);
+
+ fprintf(f_cible, "<Blocks:%i>\n", script_number);
+ init_table(table);
+
+ i = j = 0;
+
+ while (i < script_number) {
+ fread((long *) &temp, 2, 1, f_source);
+ if (table[j - 1] != temp)
+ table[j++] = temp;
+ i++;
+ }
+
+ script_number = j;
+
+ for (i = 0; i < script_number; i++) {
+ fread((unsigned char *) &length_table[i], 1, 1, f_source);
+ fread((unsigned char *) &line_table[i], 1, 1, f_source);
+ }
+
+ fseek(f_source, table[script_number - 1], SEEK_SET);
+
+ do {
+ fread((char *) &temp_char, 1, 1, f_source);
+ counter++;
+ } while (temp_char != 0);
+
+ table[script_number] = ftell(f_source);
+
+ for (i = 0; i < script_number; i++) {
+ dump_text(f_source, f_cible, table, i, script_number, length_table, line_table);
+ }
+
+ return (0);
+}
+
+int main(void)
+{
+ int i;
+ char file_name[100];
+ FILE *f_source, *f_cible;
+
+ for (i = 0; i < 730; i++) {
+ printf("%d\n", i);
+ sprintf(file_name, "xeno_d1/ROOMS/%04d/script.comp", i);
+ f_source = fopen(file_name, "rb");
+
+ sprintf(file_name, "xeno_d1/ROOMS/%04d/script.txt", i);
+
+ if (f_source != NULL) {
+ f_cible = fopen(file_name, "w");
+ decrypt(f_source, f_cible, 5);
+ fclose(f_source);
+ fclose(f_cible);
+ }
+ }
+ for (i = 0; i < 730; i++) {
+ printf("%d\n", i);
+ sprintf(file_name, "xeno_d2/ROOMS/%04d/script.comp", i);
+ f_source = fopen(file_name, "rb");
+
+ sprintf(file_name, "xeno_d2/ROOMS/%04d/script.txt", i);
+
+ if (f_source != NULL) {
+ f_cible = fopen(file_name, "w");
+ decrypt(f_source, f_cible, 5);
+ fclose(f_source);
+ fclose(f_cible);
+ }
+ }
+}
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