syscalls: improve working with files using vfs

src/tasking/syscalls.c

@@ -6,6 +6,7 @@
 #include "../include/string.h"
 #include "../include/screen.h"
 #include "../include/fat.h"
+#include "../include/vfs.h"
 
 #define STDIN_FILENO 0
 #define STDOUT_FILENO 1
@@ -157,7 +158,8 @@ int sys_read(TrapFrame *tf)
         {
             return -EBADF;
         }
-        return 0;//fat_fread(current->file_descriptors[tf->ebx], (void*)tf->ecx, tf->edx);
+        return vfs_read_file_length(current->file_descriptors[tf->ebx], (uint8_t*)tf->ecx, tf->edx);
+        //return 0;//fat_fread(current->file_descriptors[tf->ebx], (void*)tf->ecx, tf->edx);
     }
 }
 
@@ -208,7 +210,8 @@ int sys_open(TrapFrame *tf)
         //debug_log("\n====i: %X\n", i);
         if(current->file_descriptors[i] == NULL)
         {
-            current->file_descriptors[i] = malloc(sizeof(file_t));  // Kernel malloc
+            current->file_descriptors[i] = (l9660_file*)malloc(sizeof(l9660_file));  // Kernel malloc
+            l9660_openat(current->file_descriptors[i], root_dir, filename);
             //debug_log("\n====FILE_DESCRIPTOR: %X\n", i);
             int result = 0;//fat_fopen(current->file_descriptors[i], filename, mode_str);
             if (result < 0) {