vfs: put test_iso9660 into vfs.c

include/vfs.h

@@ -17,4 +17,6 @@ void list_files(l9660_dir *dir);
 size_t vfs_read_file(l9660_file *file, uint8_t* buffer);
 size_t vfs_read_file_length(l9660_file *file, uint8_t* buffer, size_t length);
 
+void test_iso9660();
+
 #endif

src/fs/vfs.c

@@ -117,4 +117,76 @@ size_t vfs_read_file_length(l9660_file *file, uint8_t* buffer, size_t length)
     }
 
     return total_read;
+}
+
+void test_iso9660()
+{
+	l9660_file g_test_file;
+
+	l9660_status status;
+
+	printf("Files in root directory:\n");
+    for (;;) {
+        l9660_dirent *dent;
+        status = l9660_readdir(root_dir, &dent);
+
+        if (dent == NULL || status != L9660_OK) {
+            break; // End of directory or error
+        }
+
+        // Print the filename. It's not null-terminated, so use the length field.
+        for (int i = 0; i < dent->name_len; ++i) {
+            printf("%c", dent->name[i]);
+        }
+        printf("\n");
+    }
+
+	printf("\nReading content of /TEST.TXT:\n");
+
+    // Re-open the root directory to reset its position before searching
+    l9660_fs_open_root(root_dir, global_fs);
+
+	l9660_dir boot_dir;
+	l9660_dir grub_dir;
+	status = l9660_opendirat(&boot_dir, root_dir, "boot");
+	printf("STATUS %X\n", status);
+	status = l9660_opendirat(&grub_dir, &boot_dir, "grub");
+	printf("STATUS %X\n", status);
+
+	status = l9660_openat(&g_test_file, &grub_dir, "grub.cfg");
+
+	if (status != L9660_OK) {
+        printf("Error opening TEST.TXT;1. Error code: ");
+        printf("%X\n", status); // Print the error code
+        printf("\n");
+    } else {
+        char file_buffer[129];
+        size_t bytes_read;
+		uint32_t total_bytes;
+
+		for (;;) {
+            // Read the next chunk of the file
+            status = l9660_read(&g_test_file, file_buffer, 128, &bytes_read);
+
+            // Check for a read error
+            if (status != L9660_OK) {
+                printf("An error occurred during file read!\n");
+                break;
+            }
+
+            // Check for End-Of-File
+            if (bytes_read == 0) {
+                break; // We're done
+            }
+
+            // Process the data we just read
+            total_bytes += bytes_read;
+            file_buffer[bytes_read] = '\0'; // Null-terminate the chunk
+            printf(file_buffer);      // Print the chunk
+        }
+        
+        printf("\n--- EOF ---\n");
+        printf("Total bytes read: ");
+        printf("0x%X\n", total_bytes);
+    }
 }

src/kernel/kernel.c

@@ -26,78 +26,6 @@ void apply_pic_masks()
    	outb(0xa1,0xff);
 }
 
-void test_iso9660()
-{
-	l9660_file g_test_file;
-
-	l9660_status status;
-
-	printf("Files in root directory:\n");
-    for (;;) {
-        l9660_dirent *dent;
-        status = l9660_readdir(root_dir, &dent);
-
-        if (dent == NULL || status != L9660_OK) {
-            break; // End of directory or error
-        }
-
-        // Print the filename. It's not null-terminated, so use the length field.
-        for (int i = 0; i < dent->name_len; ++i) {
-            printf("%c", dent->name[i]);
-        }
-        printf("\n");
-    }
-
-	printf("\nReading content of /TEST.TXT:\n");
-
-    // Re-open the root directory to reset its position before searching
-    l9660_fs_open_root(root_dir, global_fs);
-
-	l9660_dir boot_dir;
-	l9660_dir grub_dir;
-	status = l9660_opendirat(&boot_dir, root_dir, "boot");
-	printf("STATUS %X\n", status);
-	status = l9660_opendirat(&grub_dir, &boot_dir, "grub");
-	printf("STATUS %X\n", status);
-
-	status = l9660_openat(&g_test_file, &grub_dir, "grub.cfg");
-
-	if (status != L9660_OK) {
-        printf("Error opening TEST.TXT;1. Error code: ");
-        printf("%X\n", status); // Print the error code
-        printf("\n");
-    } else {
-        char file_buffer[129];
-        size_t bytes_read;
-		uint32_t total_bytes;
-
-		for (;;) {
-            // Read the next chunk of the file
-            status = l9660_read(&g_test_file, file_buffer, 128, &bytes_read);
-
-            // Check for a read error
-            if (status != L9660_OK) {
-                printf("An error occurred during file read!\n");
-                break;
-            }
-
-            // Check for End-Of-File
-            if (bytes_read == 0) {
-                break; // We're done
-            }
-
-            // Process the data we just read
-            total_bytes += bytes_read;
-            file_buffer[bytes_read] = '\0'; // Null-terminate the chunk
-            printf(file_buffer);      // Print the chunk
-        }
-        
-        printf("\n--- EOF ---\n");
-        printf("Total bytes read: ");
-        printf("0x%X\n", total_bytes);
-    }
-}
-
 void kmain(unsigned int magic, unsigned int info)
 {
 	struct multiboot_info mbi;