Binary release v4.20230207.0

.gitignore

@@ -2,3 +2,5 @@ limine-deploy
 limine-deploy.exe
 limine-version
 limine-version.exe
+limine-enroll-config
+limine-enroll-config.exe

Makefile

@@ -6,7 +6,7 @@ PREFIX ?= /usr/local
 CFLAGS ?= -g -O2 -pipe -Wall -Wextra
 
 .PHONY: all
-all: limine-deploy limine-version
+all: limine-deploy limine-version limine-enroll-config
 
 .PHONY: install-data
 install-data: all
@@ -26,20 +26,26 @@ install: install-data
 	$(INSTALL) -d '$(DESTDIR)$(PREFIX)/bin'
 	$(INSTALL) limine-deploy '$(DESTDIR)$(PREFIX)/bin/'
 	$(INSTALL) limine-version '$(DESTDIR)$(PREFIX)/bin/'
+	$(INSTALL) limine-enroll-config '$(DESTDIR)$(PREFIX)/bin/'
 
 .PHONY: install-strip
 install-strip: install-data
 	$(INSTALL) -d '$(DESTDIR)$(PREFIX)/bin'
 	$(INSTALL) -s limine-deploy '$(DESTDIR)$(PREFIX)/bin/'
 	$(INSTALL) -s limine-version '$(DESTDIR)$(PREFIX)/bin/'
+	$(INSTALL) -s limine-enroll-config '$(DESTDIR)$(PREFIX)/bin/'
 
 .PHONY: clean
 clean:
 	rm -f limine-deploy limine-deploy.exe
 	rm -f limine-version limine-version.exe
+	rm -f limine-enroll-config limine-enroll-config.exe
 
 limine-deploy: limine-deploy.c limine-hdd.h
 	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -std=c99 -D__USE_MINGW_ANSI_STDIO limine-deploy.c $(LIBS) -o $@
 
 limine-version: limine-version.c
 	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -std=c99 -D__USE_MINGW_ANSI_STDIO limine-version.c $(LIBS) -o $@
+
+limine-enroll-config: limine-enroll-config.c
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -std=c99 -D__USE_MINGW_ANSI_STDIO limine-enroll-config.c $(LIBS) -o $@

limine-enroll-config.c

@@ -0,0 +1,92 @@
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define CONFIG_B2SUM_SIGNATURE "++CONFIG_B2SUM_SIGNATURE++"
+
+int main(int argc, char *argv[]) {
+    int ret = 1;
+
+    char *bootloader = NULL;
+    FILE *bootloader_file = NULL;
+
+    if (argc <= 2) {
+        fprintf(stderr, "usage: %s <Limine bootloader executable> <128-byte BLAKE2B of config file>\n", argv[0]);
+        goto cleanup;
+    }
+
+    if (strlen(argv[2]) != 128) {
+        fprintf(stderr, "ERROR: BLAKE2B specified is not 128 characters long\n");
+        goto cleanup;
+    }
+
+    bootloader_file = fopen(argv[1], "r+b");
+    if (bootloader_file == NULL) {
+        perror("ERROR");
+        goto cleanup;;
+    }
+
+    if (fseek(bootloader_file, 0, SEEK_END) != 0) {
+        perror("ERROR");
+        goto cleanup;
+    }
+    size_t bootloader_size = ftell(bootloader_file);
+    rewind(bootloader_file);
+
+    bootloader = malloc(bootloader_size);
+    if (bootloader == NULL) {
+        perror("ERROR");
+        goto cleanup;
+    }
+
+    if (fread(bootloader, bootloader_size, 1, bootloader_file) != 1) {
+        perror("ERROR");
+        goto cleanup;
+    }
+
+    char *checksum_loc = NULL;
+    size_t checked_count = 0;
+    const char *config_b2sum_sign = CONFIG_B2SUM_SIGNATURE;
+    for (size_t i = 0; i < bootloader_size; i++) {
+        if (bootloader[i] != config_b2sum_sign[checked_count]) {
+            checked_count = 0;
+            continue;
+        }
+
+        checked_count++;
+
+        if (checked_count == sizeof(CONFIG_B2SUM_SIGNATURE) - 1) {
+            checksum_loc = &bootloader[i + 1];
+            break;
+        }
+    }
+
+    if (checksum_loc == NULL) {
+        fprintf(stderr, "ERROR: Checksum location not found in provided executable\n");
+        goto cleanup;
+    }
+
+    memcpy(checksum_loc, argv[2], 128);
+
+    if (fseek(bootloader_file, 0, SEEK_SET) != 0) {
+        perror("ERROR");
+        goto cleanup;
+    }
+    if (fwrite(bootloader, bootloader_size, 1, bootloader_file) != 1) {
+        perror("ERROR");
+        goto cleanup;
+    }
+
+    fprintf(stderr, "Config file BLAKE2B successfully enrolled!\n");
+    ret = 0;
+
+cleanup:
+    if (bootloader != NULL) {
+        free(bootloader);
+    }
+    if (bootloader_file != NULL) {
+        fclose(bootloader_file);
+    }
+    return ret;
+}

limine-version.c

@@ -1,6 +1,6 @@
 #include <stdio.h>
 
-#define LIMINE_VERSION "4.20230120.0"
+#define LIMINE_VERSION "4.20230207.0"
 
 int main(void) {
     puts(LIMINE_VERSION);

limine.h

@@ -1,6 +1,6 @@
 /* BSD Zero Clause License */
 
-/* Copyright (C) 2022 mintsuki and contributors.
+/* Copyright (C) 2022-2023 mintsuki and contributors.
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted.