From ec8f2c4dff2a6fb2751d7d301416ee1c30979dd2 Mon Sep 17 00:00:00 2001
From: Ludovic Pouzenc <lpouzenc@gmail.com>
Date: Sun, 15 Sep 2013 12:11:06 +0200
Subject: Implementation d'une partie du main pour comparer l'algo original
 avec un autre.

---
 .gitignore                                         |  2 +-
 .../dosbox_snif/main_validate_code.c               | 64 ++++++++++++++++++++--
 2 files changed, 61 insertions(+), 5 deletions(-)

diff --git a/.gitignore b/.gitignore
index 742a6cb..fcaf2b3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,7 +27,7 @@ stamp-h1
 /reverse-engineering/dosbox_snif/dump
 /reverse-engineering/dosbox_snif/dump_delta
 /reverse-engineering/dosbox_snif/dump_ds0
-/reverse-engineering/dosbox_snif/validate_codeœ
+/reverse-engineering/dosbox_snif/validate_code
 /reverse-engineering/dosbox_snif/int16todec
 /reverse-engineering/dosbox_snif/poke
 
diff --git a/reverse-engineering/dosbox_snif/main_validate_code.c b/reverse-engineering/dosbox_snif/main_validate_code.c
index a016a54..931acfe 100644
--- a/reverse-engineering/dosbox_snif/main_validate_code.c
+++ b/reverse-engineering/dosbox_snif/main_validate_code.c
@@ -1,12 +1,68 @@
 #include "dos_lemm.h"
+#include "rsp.h"
+#include "rsp_lemm.h"
+#include "utils.h"
+
+#include <string.h> /* memset() */
+#include <stdio.h> /* printf() */
+
+inline int imin(int a, int b) {
+	if ( a < b ) return a;
+	return b;
+}
+
+int main(int argc, char *argv[]) {
+	int rv, i, end=0, byte;
+	struct rsp_state rsp;
+	char ds_si[10], command[16], hex_byte[3];
+	unsigned int addr, bs, size, offset;
 
-int main() {
 	struct game_data g;
 	struct _lemm_data *lemm;
 
-	lemm = g.lemmings;
-	lemm->draw_hint = hint_walking;
+	hex_byte[2]='\0';
+
+	rv=rsp_lemm_init(&rsp, ds_si);
+	if ( rv != 0 ) {
+		printf("Error rsp_lemm_init() returns %i\n", rv);
+		return 1;
+	}
+
+	while (!end) {
+		rsp_query(&rsp, "c"); // Continue
+		if ( rsp.replied != 1 ) printf("Bug 03\n");
+		rsp_recv_full(&rsp);
+		if ( rsp_check_and_clear(&rsp, "S05") != 0 ) printf("Bug 04\n");
+
+		// From the beginning of the ds segment
+		bs = 0x20;
+		for (offset=0 ; offset < sizeof(struct game_data) ; offset += size) {
+			size = imin(bs,sizeof(struct game_data)-offset);
+			addr = (0xb55 << 4) + offset;
+			snprintf(command, 15, "m%06x,0x%x", addr, size);
+			rsp_query(&rsp, command);
+			if ( rsp_decode(&rsp) != bs*2) {
+				printf("%06x : Bug\n", addr);
+			} else {
+				printf("%06x : %s\n", addr, rsp.decoded);
+			}
+
+			for (i=0;i<bs;i++) {
+				memcpy(hex_byte, rsp.decoded+(i*2), 2);
+				if ( sscanf(hex_byte, "%x", &byte) != 1 ) {
+					printf("Bug decode\n");
+				} else {
+					((char *)&g)[offset+i] = byte;
+				}
+			}
+		}
+		printf("\n");
+
+		lemm = g.lemmings;
+		printf("lemm->draw_hint == %x\n", lemm->draw_hint);
+	}
 
-	return lemm->draw_hint;
+	rsp_quit(&rsp);
+	return 0;
 }
 
-- 
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