sys_read/open/close

include/fs/initfs.h

@@ -11,7 +11,7 @@
 
 int initfs_init(struct limine_file* tar_file);
 int tar_lookup(unsigned char* archive, char* filename, char** out);
-int tar_read(char* filename, char** buf);
 int tar_exists(const char* filename);
+int tar_read(char* filename, char* out, int count, int offset);
 
 #endif

include/kernel.h

@@ -14,7 +14,8 @@ enum ErrorCodes {
 	EIO,    // Input/output error
 	ENOENT, // No entry
 	EBADFD,  // Bad file descriptor
-	EMFILE  // Too many open files
+	EMFILE,  // Too many open files
+	EINVAL  // Invalid argument
 };
 
 #define CLEAR_INTERRUPTS __asm__ volatile("cli")