hamcorebuilder: Use libhamcore to build archive

https://github.com/SoftEtherVPN/libhamcore

.gitmodules

@@ -7,3 +7,6 @@
 [submodule "3rdparty/BLAKE2"]
 	path = 3rdparty/BLAKE2
 	url = https://github.com/BLAKE2/BLAKE2.git
+[submodule "src/libhamcore"]
+	path = src/libhamcore
+	url = https://github.com/SoftEtherVPN/libhamcore.git

CMakeLists.txt

@@ -25,7 +25,7 @@ else()
 endif()
 
 # Check that submodules are present only if source was downloaded with git
-if(EXISTS "${TOP_DIRECTORY}/.git" AND NOT EXISTS "${TOP_DIRECTORY}/src/Mayaqua/3rdparty/cpu_features/CMakeLists.txt")
+if(EXISTS "${TOP_DIRECTORY}/.git" AND NOT EXISTS "${TOP_DIRECTORY}/src/libhamcore/CMakeLists.txt")
     message (FATAL_ERROR "Submodules are not initialized. Run\n\tgit submodule update --init --recursive")
 endif()
 

src/CMakeLists.txt

@@ -123,9 +123,6 @@ add_subdirectory(Cedar)
 # Mayaqua kernel
 add_subdirectory(Mayaqua)
 
-# hamcorebuilder utility
-add_subdirectory(hamcorebuilder)
-
 # vpnserver
 add_subdirectory(vpnserver)
 
@@ -141,6 +138,12 @@ add_subdirectory(vpncmd)
 # vpntest
 add_subdirectory(vpntest)
 
+# libhamcore
+add_subdirectory(libhamcore)
+
+# hamcorebuilder utility
+add_subdirectory(hamcorebuilder)
+
 # hamcore.se2 archive file
 add_custom_target(hamcore-archive-build
   ALL

src/hamcorebuilder/CMakeLists.txt

@@ -1,5 +1,3 @@
-include(TestBigEndian)
-
 add_executable(hamcorebuilder
   main.c
   FileSystem.c
@@ -10,12 +8,6 @@ if(WIN32)
   target_compile_definitions(hamcorebuilder PRIVATE "OS_WINDOWS")
 endif()
 
-test_big_endian(BIG_ENDIAN)
-if(BIG_ENDIAN)
-  target_compile_definitions(hamcorebuilder PRIVATE "BYTE_ORDER_BIG_ENDIAN")
-endif()
-
 target_include_directories(hamcorebuilder PRIVATE "${TOP_DIRECTORY}/3rdparty/tinydir")
 
-find_package(ZLIB REQUIRED)
-target_link_libraries(hamcorebuilder PRIVATE ZLIB::ZLIB)
+target_link_libraries(hamcorebuilder PRIVATE libhamcore)

src/hamcorebuilder/FileSystem.c

@@ -1,8 +1,6 @@
 #include "FileSystem.h"
 
-#include <string.h>
-
-#include <sys/stat.h>
+#include <stdio.h>
 
 ENTRIES *EnumEntries(const char *path)
 {
@@ -121,83 +119,6 @@ void FreeEntries(ENTRIES *entries)
 	free(entries);
 }
 
-FILE *FileOpen(const char *path, const bool write)
-{
-	if (!path)
-	{
-		return NULL;
-	}
-
-	return fopen(path, write ? "wb" : "rb");
-}
-
-bool FileClose(FILE *file)
-{
-	if (!file)
-	{
-		return false;
-	}
-
-	return fclose(file) == 0;
-}
-
-bool FileRead(FILE *file, void *dst, const size_t size)
-{
-	if (!file || !dst || size == 0)
-	{
-		return false;
-	}
-
-	return fread(dst, 1, size, file) == size;
-}
-
-bool FileWrite(FILE *file, const void *src, const size_t size)
-{
-	if (!file || !src || size == 0)
-	{
-		return false;
-	}
-
-	return fwrite(src, 1, size, file) == size;
-}
-
-size_t FileSize(const char *path)
-{
-	if (!path)
-	{
-		return 0;
-	}
-
-	struct stat st;
-	if (stat(path, &st) == -1)
-	{
-		return 0;
-	}
-
-	return st.st_size;
-}
-
-char *PathRelativeToBase(char *full, const char *base)
-{
-	if (!full || !base)
-	{
-		return NULL;
-	}
-
-	if (strstr(full, base) != &full[0])
-	{
-		return NULL;
-	}
-
-	full += strlen(base);
-	if (full[0] == '/')
-	{
-		++full;
-	}
-
-	return full;
-}
-
 #ifndef OS_WINDOWS
 bool IsWindowsExtension(const char *extension)
 {

src/hamcorebuilder/FileSystem.h

@@ -2,7 +2,6 @@
 #define FILESYSTEM_H
 
 #include <stdbool.h>
-#include <stdio.h>
 
 #include <tinydir.h>
 
@@ -24,14 +23,6 @@ ENTRIES *EnumEntries(const char *path);
 ENTRIES *EnumEntriesRecursively(const char *path, const bool files_only);
 void FreeEntries(ENTRIES *entries);
 
-FILE *FileOpen(const char *path, const bool write);
-bool FileClose(FILE *file);
-bool FileRead(FILE *file, void *dst, const size_t size);
-bool FileWrite(FILE *file, const void *src, const size_t size);
-size_t FileSize(const char *path);
-
-char *PathRelativeToBase(char *full, const char *base);
-
 #ifndef OS_WINDOWS
 bool IsWindowsExtension(const char *extension);
 #endif

src/hamcorebuilder/main.c

@@ -1,259 +1,56 @@
-#include "GlobalConst.h"
-
 #include "FileSystem.h"
 
-#include <stdint.h>
-
-#include <zlib.h>
-
-#ifdef BYTE_ORDER_BIG_ENDIAN
-#	define BigEndian32
-#else
-#	define BigEndian32 Swap32
-#endif
+#include "Hamcore.h"
 
-typedef struct CompressedFile
-{
-	char *Path;
-	uint8_t *Data;
-	size_t Size;
-	size_t OriginalSize;
-	size_t Offset;
-} CompressedFile;
-
-size_t CompressionBufferSize(const size_t original_size)
-{
-	return original_size * 2 + 256;
-}
-
-uint32_t Swap32(const uint32_t value)
+int main(const int argc, const char *argv[])
 {
-	uint32_t swapped;
-	((uint8_t *)&swapped)[0] = ((uint8_t *)&value)[3];
-	((uint8_t *)&swapped)[1] = ((uint8_t *)&value)[2];
-	((uint8_t *)&swapped)[2] = ((uint8_t *)&value)[1];
-	((uint8_t *)&swapped)[3] = ((uint8_t *)&value)[0];
-	return swapped;
-}
+	printf("hamcore.se2 builder\n\n");
 
-void WriteAndSeek(uint8_t **dst, const void *src, const size_t size)
-{
-	if (!dst || !*dst)
+	if (argc < 3)
 	{
-		return;
+		printf("Usage: hamcorebuilder <dest_file> <src_dir>\n\n");
+		return 0;
 	}
 
-	memcpy(*dst, src, size);
-	*dst += size;
-}
+	const char *dst = argv[1];
+	const char *src = argv[2];
+
+	printf("Destination: \"%s\"\n", dst);
+	printf("Source: \"%s\"\n\n", src);
 
-bool BuildHamcore(const char *dst, const char *src)
-{
 	ENTRIES *entries = EnumEntriesRecursively(src, true);
 	if (!entries)
 	{
-		return false;
+		return 1;
 	}
 
-	uint8_t *buffer = NULL;
-	size_t buffer_size = 0;
 	const size_t num = entries->Num;
-	CompressedFile *files = calloc(num, sizeof(CompressedFile));
+	char **paths = malloc(sizeof(char *) * num);
 
 	for (size_t i = 0; i < num; ++i)
 	{
-		CompressedFile *file = &files[i];
-		char *path = entries->List[i].Path;
-
-		file->OriginalSize = FileSize(path);
-		if (file->OriginalSize == 0)
-		{
-			printf("Skipping \"%s\" because empty...\n", path);
-			continue;
-		}
-
-		FILE *handle = FileOpen(path, false);
-		if (!handle)
-		{
-			printf("Failed to open \"%s\", skipping...\n", path);
-			continue;
-		}
-
-		uint8_t *content = malloc(file->OriginalSize);
-		int ret = FileRead(handle, content, file->OriginalSize);
-		FileClose(handle);
-
-		if (!ret)
-		{
-			printf("FileRead() failed for \"%s\", skipping...\n", path);
-			free(content);
-			continue;
-		}
-
-		const size_t wanted_size = CompressionBufferSize(file->OriginalSize);
-		if (buffer_size < wanted_size)
-		{
-			const size_t prev_size = buffer_size;
-			buffer_size = wanted_size;
-			buffer = realloc(buffer, buffer_size);
-			memset(buffer + prev_size, 0, buffer_size - prev_size);
-		}
-
-		file->Size = buffer_size;
-		ret = compress(buffer, (uLongf *)&file->Size, content, (uLong)file->OriginalSize);
-		free(content);
-
-		if (ret != Z_OK)
-		{
-			printf("Failed to compress \"%s\" with error %d, skipping...\n", path, ret);
-			file->Size = 0;
-			continue;
-		}
-
-		char *relative_path = PathRelativeToBase(path, src);
-		if (!relative_path)
-		{
-			printf("Failed to get relative path for \"%s\", skipping...\n", path);
-			file->Size = 0;
-			continue;
-		}
-
-		const size_t path_size = strlen(relative_path) + 1;
-		file->Path = malloc(path_size);
-		memcpy(file->Path, relative_path, path_size);
-
-		file->Data = malloc(file->Size);
-		memcpy(file->Data, buffer, file->Size);
-
-		printf("\"%s\": %zu bytes -> %zu bytes\n", file->Path, file->OriginalSize, file->Size);
+		const ENTRY *entry = &entries->List[i];
+		const size_t path_len = strlen(entry->Path);
+		paths[i] = malloc(path_len + 1);
+		memcpy(paths[i], entry->Path, path_len + 1);
 	}
 
 	FreeEntries(entries);
 
-	size_t offset = HAMCORE_HEADER_SIZE;
-	// Number of files
-	offset += sizeof(uint32_t);
-	// File table
-	for (size_t i = 0; i < num; ++i)
-	{
-		CompressedFile *file = &files[i];
-		if (file->Size == 0)
-		{
-			continue;
-		}
-
-		// Path (length + string)
-		offset += sizeof(uint32_t) + strlen(file->Path);
-		// Original size
-		offset += sizeof(uint32_t);
-		// Size
-		offset += sizeof(uint32_t);
-		// Offset
-		offset += sizeof(uint32_t);
-	}
-
-	for (size_t i = 0; i < num; ++i)
-	{
-		CompressedFile *file = &files[i];
-		if (file->Size == 0)
-		{
-			continue;
-		}
-
-		file->Offset = offset;
-		printf("Offset for \"%s\": %zu\n", file->Path, file->Offset);
-		offset += file->Size;
-	}
-
-	if (buffer_size < offset)
-	{
-		buffer_size = offset;
-		buffer = realloc(buffer, buffer_size);
-	}
-
-	uint8_t *ptr = buffer;
-	WriteAndSeek(&ptr, HAMCORE_HEADER_DATA, HAMCORE_HEADER_SIZE);
-	uint32_t tmp = BigEndian32((uint32_t)num);
-	WriteAndSeek(&ptr, &tmp, sizeof(tmp));
+	const bool ok = HamcoreBuild(dst, src, (const char **)paths, num);
 
 	for (size_t i = 0; i < num; ++i)
 	{
-		CompressedFile *file = &files[i];
-		if (file->Size == 0)
-		{
-			continue;
-		}
-
-		const size_t path_length = strlen(file->Path);
-		tmp = BigEndian32((uint32_t)path_length + 1);
-		WriteAndSeek(&ptr, &tmp, sizeof(tmp));
-		WriteAndSeek(&ptr, file->Path, path_length);
-		free(file->Path);
-
-		tmp = BigEndian32((uint32_t)file->OriginalSize);
-		WriteAndSeek(&ptr, &tmp, sizeof(tmp));
-
-		tmp = BigEndian32((uint32_t)file->Size);
-		WriteAndSeek(&ptr, &tmp, sizeof(tmp));
-
-		tmp = BigEndian32((uint32_t)file->Offset);
-		WriteAndSeek(&ptr, &tmp, sizeof(tmp));
+		free(paths[i]);
 	}
 
-	for (size_t i = 0; i < num; ++i)
-	{
-		CompressedFile *file = &files[i];
-		WriteAndSeek(&ptr, file->Data, file->Size);
-		free(file->Data);
-	}
-
-	free(files);
-
-	bool ok = false;
-
-	FILE *handle = FileOpen(dst, true);
-	if (!handle)
-	{
-		printf("FileOpen() failed!\n");
-		goto FINAL;
-	}
-
-	printf("\nWriting to \"%s\"...\n", dst);
+	free(paths);
 
-	if (!FileWrite(handle, buffer, buffer_size))
+	if (!ok)
 	{
-		printf("FileWrite() failed!\n");
-		goto FINAL;
-	}
-
-	ok = true;
-FINAL:
-	FileClose(handle);
-	free(buffer);
-	return ok;
-}
-
-int main(const int argc, const char *argv[])
-{
-	printf("hamcore.se2 builder\n\n");
-
-	if (argc < 3)
-	{
-		printf("Usage: hamcorebuilder <dest_file> <src_dir>\n\n");
-		return 0;
-	}
-
-	const char *dst = argv[1];
-	const char *src = argv[2];
-
-	printf("Destination: \"%s\"\n", dst);
-	printf("Source: \"%s\"\n\n", src);
-
-	if (!BuildHamcore(dst, src))
-	{
-		return 1;
+		return 2;
 	}
 
-	printf("\nDone!\n");
+	printf("Done!\n");
 	return 0;
 }

src/libhamcore

@@ -0,0 +1 @@
+Subproject commit b7f5d8d735b280fc77673c4a29f0436a92ca6660