From 24fb33726eca4e8c5a88797adc9c17f4d541f543 Mon Sep 17 00:00:00 2001
From: Pixel <Pixel>
Date: Sat, 4 May 2002 17:53:08 +0000
Subject: Initial revision

---
 Xenogears/Decrypt.cpp | 507 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 507 insertions(+)
 create mode 100644 Xenogears/Decrypt.cpp

(limited to 'Xenogears/Decrypt.cpp')

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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