Bemanitools v5.26 release

2019-09-27 22:36:50 +02:00
commit cbd7720349
718 changed files with 62731 additions and 0 deletions
@@ -0,0 +1,7 @@
+exes            += iidx-irbeat-patch
+
+libs_iidx-irbeat-patch     := \
+    util \
+
+src_iidx-irbeat-patch      := \
+    main.c \
@@ -0,0 +1,213 @@
+#include <windows.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "util/fs.h"
+
+static const uint32_t offset_size_data_area = 4;
+static const uint32_t offset_data_area_checksum = 8;
+static const uint32_t offset_data_area = 12;
+static const uint32_t offset_file_header_checksum = 0;
+static const uint32_t size_file_header = 8;
+
+static uint32_t checksum_settings_data_09(const uint8_t* buffer)
+{
+	uint32_t sum = 0;
+
+	for (uint32_t i = 0; i < 10; i++) {
+		sum += ((uint8_t) i) ^ buffer[i];
+	}
+	sum += 10;
+
+	for (uint32_t i = 0; i < 0x34; i++) {
+		sum += ((uint8_t) i) ^ buffer[12 + i];
+	}
+	sum += 0x34;
+
+	for (uint32_t i = 0; i < 4; i++) {
+		sum += ((uint8_t) i) ^ buffer[64 + i];
+	}
+	sum += 4;
+
+	for (uint32_t i = 0; i < 0x1E; i++) {
+		sum += ((uint8_t) i) ^ buffer[68 + i];
+	}
+	sum += 0x1E;
+
+	for (uint32_t i = 0; i < 4; i++) {
+		sum += ((uint8_t) i) ^ buffer[100 + i];
+	}
+	sum += 4;
+
+	for (uint32_t i = 0; i < 0xA; i++) {
+		sum += ((uint8_t) i) ^ buffer[108 + i];
+	}
+	sum += 0xA;
+
+	for (uint32_t i = 0; i < 0x438; i++) {
+		sum += ((uint8_t) i) ^ buffer[120 + i];
+	}
+	sum += 0x438;
+
+	for (uint32_t i = 0; i < 0x690; i++) {
+		sum += ((uint8_t) i) ^ buffer[1200 + i];
+	}
+	sum += 0x690;
+
+	return sum;
+}
+
+static uint32_t checksum_settings_data_10(const uint8_t* buffer)
+{
+	uint32_t sum = 0;
+
+	for (uint32_t i = 0; i < 10; i++) {
+		sum += ((uint8_t) i) ^ buffer[i];
+	}
+	sum += 10;
+
+	for (uint32_t i = 0; i < 0x34; i++) {
+		sum += ((uint8_t) i) ^ buffer[12 + i];
+	}
+	sum += 0x34;
+
+	for (uint32_t i = 0; i < 4; i++) {
+		sum += ((uint8_t) i) ^ buffer[64 + i];
+	}
+	sum += 4;
+
+	for (uint32_t i = 0; i < 0x1E; i++) {
+		sum += ((uint8_t) i) ^ buffer[68 + i];
+	}
+	sum += 0x1E;
+
+	for (uint32_t i = 0; i < 4; i++) {
+		sum += ((uint8_t) i) ^ buffer[100 + i];
+	}
+	sum += 4;
+
+	for (uint32_t i = 0; i < 0xA; i++) {
+		sum += ((uint8_t) i) ^ buffer[108 + i];
+	}
+	sum += 0xA;
+
+	for (uint32_t i = 0; i < 0x49C; i++) {
+		sum += ((uint8_t) i) ^ buffer[120 + i];
+	}
+	sum += 0x49C;
+
+	for (uint32_t i = 0; i < 0x690; i++) {
+		sum += ((uint8_t) i) ^ buffer[1300 + i];
+	}
+	sum += 0x690;
+
+	return sum;
+}
+
+uint32_t checksum(const uint8_t* buffer, size_t length)
+{
+	uint32_t sum = 0;
+	const uint32_t* ptr = (const uint32_t*) buffer;
+
+	for (uint32_t i = 0; i < length / 4; i++) {
+        sum += *ptr ^ i;
+		ptr++;
+	}
+
+	return sum;
+}
+
+static void patch_09(uint8_t* buffer, uint32_t size_data_area, uint8_t irbeat)
+{
+	/* patch beat phase */
+    buffer[0x49] = irbeat;
+
+	// settings data checksum */
+    *((uint32_t*) &buffer[0x74]) =
+		checksum_settings_data_09(&buffer[offset_data_area]);
+
+    /* update data area checksum */
+	*((uint32_t*) &buffer[offset_data_area_checksum]) =
+        checksum(&buffer[offset_data_area], size_data_area);
+
+	/* update file checksum */
+	*((uint32_t*) &buffer[offset_file_header_checksum]) =
+        checksum(&buffer[offset_size_data_area], size_file_header);
+}
+
+static void patch_10(uint8_t* buffer, uint32_t size_data_area, uint8_t irbeat)
+{
+    /* patch beat phase */
+    buffer[0x49] = irbeat;
+
+	// settings data checksum */
+    *((uint32_t*) &buffer[0x74]) =
+		checksum_settings_data_10(&buffer[offset_data_area]);
+
+    /* update data area checksum */
+	*((uint32_t*) &buffer[offset_data_area_checksum]) =
+        checksum(&buffer[offset_data_area], size_data_area);
+
+	/* update file checksum */
+	*((uint32_t*) &buffer[offset_file_header_checksum]) =
+        checksum(&buffer[offset_size_data_area], size_file_header);
+}
+
+int main(int argc, char **argv)
+{
+	uint8_t version;
+    uint8_t irbeat;
+    const char* settings;
+    uint8_t* buffer;
+    size_t size;
+    uint32_t size_data_area;
+
+    if (argc < 4) {
+		printf("Patches the IRBeat phase of 9th or 10th Style\n");
+        fprintf(stderr, "Usage: %s <version> <irbeat> <settings.bin>\n", argv[0]);
+        return -1;
+    }
+
+	version = atoi(argv[1]);
+    irbeat = atoi(argv[2]);
+    settings = argv[3];
+
+	if (version != 9 && version != 10) {
+		fprintf(stderr, "Invalid game version %d\n", version);
+        return -2;
+	}
+
+    if (irbeat > 2) {
+        fprintf(stderr, "Invalid IR beat phase %d\n", irbeat);
+        return -3;
+    }
+
+    printf("Setting IRBeat phase %d on settings file %s\n", irbeat + 1, settings);
+
+    if (!file_load(settings, (void**) &buffer, &size, false)) {
+        fprintf(stderr, "Loading file %s failed\n", settings);
+        return -4;
+    }
+
+	size_data_area = *((uint32_t*) &buffer[offset_size_data_area]);
+
+	switch (version) {
+		case 9:
+			patch_09(buffer, size_data_area, irbeat);
+			break;
+		case 10:
+			patch_10(buffer, size_data_area, irbeat);
+			break;
+		default:
+			break;
+	}
+
+    if (!file_save(settings, buffer, size)) {
+        fprintf(stderr, "Saving to file %s failed\n", settings);
+        return -5;
+    }
+
+    printf("Patching successful\n");
+    return 0;
+}