Made small modifications

src/utils.c

@@ -61,7 +61,7 @@ void Log(LogLevel level, const char* format, ...) {
 	va_end(args);
 }
 
-Status Format(char** _string, const char* fmt, ...) {
+Result Format(char** _string, const char* fmt, ...) {
 	*_string = NULL;
 
 	va_list args;
@@ -92,7 +92,41 @@ Status Format(char** _string, const char* fmt, ...) {
 	return SUCCESS;
 }
 
-Status FormatSize(uint64_t size, char** _size_str) {
+Result Duplicate(const char* string, char** _duplicate) {
+	*_duplicate = NULL;
+
+	if (string == NULL)
+		return SUCCESS;
+
+	*_duplicate = strdup(string);
+	if (*_duplicate == NULL) {
+		Log(LOG_LEVEL_ERROR, "Failed to duplicate the string (%s).", strerror(errno));
+		return FAILURE;
+	}
+
+	return SUCCESS;
+}
+
+Result Substring(const char* string, size_t start, size_t end, char** _substring) {
+	if (start > end) {
+		Log(LOG_LEVEL_ERROR, "Invalid substring range.");
+		return FAILURE;
+	}
+
+	size_t length = end - start;
+	*_substring = malloc(length + 1);
+	if (*_substring == NULL) {
+		Log(LOG_LEVEL_ERROR, "Failed to allocate memory for the substring (%s).", strerror(errno));
+		return FAILURE;
+	}
+
+	memcpy(*_substring, string + start, length);
+	(*_substring)[length] = '\0';
+
+	return SUCCESS;
+}
+
+Result FormatSize(uint64_t size, char** _size_str) {
 	*_size_str = NULL;
 
 	// Determine the unit
@@ -119,7 +153,7 @@ Status FormatSize(uint64_t size, char** _size_str) {
 	return Format(_size_str, "%.2f %s", value, unit);
 }
 
-Status ParseSize(const char* size_str, uint64_t* _size) {
+Result ParseSize(const char* size_str, uint64_t* _size) {
 	*_size = 0;
 
 	// Parse the size
@@ -153,7 +187,7 @@ Status ParseSize(const char* size_str, uint64_t* _size) {
 	return SUCCESS;
 }
 
-Status RunExecutable(int* _exit_code, char** _stdout, char** _stderr, const char* executable, ...) {
+Result RunExecutable(int* _exit_code, char** _stdout, char** _stderr, const char* executable, ...) {
 	if (_exit_code != NULL)
 		*_exit_code = -1;
 	if (_stdout != NULL)
@@ -301,7 +335,7 @@ Status RunExecutable(int* _exit_code, char** _stdout, char** _stderr, const char
 	return SUCCESS;
 }
 
-Status ReadFileDescriptor(int fd, char** _content) {
+Result ReadFileDescriptor(int fd, char** _content) {
 	*_content = NULL;
 
 	// Allocate a buffer for the content
@@ -333,7 +367,7 @@ Status ReadFileDescriptor(int fd, char** _content) {
 	return SUCCESS;
 }
 
-Status WriteFileDescriptor(int fd, const char* content) {
+Result WriteFileDescriptor(int fd, const char* content) {
 	size_t length = strlen(content);
 	ssize_t bytes_written = 0;
 
@@ -350,7 +384,7 @@ Status WriteFileDescriptor(int fd, const char* content) {
 	return SUCCESS;
 }
 
-Status ReadFile(const char* path, char** _content) {
+Result ReadFile(const char* path, char** _content) {
 	*_content = NULL;
 
 	// Open the file
@@ -361,7 +395,7 @@ Status ReadFile(const char* path, char** _content) {
 	}
 
 	// Read the file
-	Status status = ReadFileDescriptor(file, _content);
+	Result status = ReadFileDescriptor(file, _content);
 
 	// Close the file
 	close(file);
@@ -369,7 +403,7 @@ Status ReadFile(const char* path, char** _content) {
 	return status;
 }
 
-Status WriteFile(const char* path, const char* content) {
+Result WriteFile(const char* path, const char* content) {
 	// Open the file
 	int file = open(path, O_WRONLY | O_CREAT | O_TRUNC, 0644);
 	if (file == -1) {
@@ -378,7 +412,7 @@ Status WriteFile(const char* path, const char* content) {
 	}
 
 	// Write the content
-	Status status = WriteFileDescriptor(file, content);
+	Result status = WriteFileDescriptor(file, content);
 
 	// Close the file
 	close(file);
@@ -386,7 +420,7 @@ Status WriteFile(const char* path, const char* content) {
 	return status;
 }
 
-Status CopyFile(const char* source_path, const char* destination_path) {
+Result CopyFile(const char* source_path, const char* destination_path) {
 	// Open the source file
 	int source_file = open(source_path, O_RDONLY);
 	if (source_file == -1) {