fix fs_truncate bugs

config.h

@@ -1,6 +1,7 @@
 #ifndef CONFIG_FILE
 #define CONFIG_FILE
 
+
 /* Global config options */
 #define DEBUG 1
 #define LOG_LEVEL 4
@@ -20,9 +21,11 @@
 
 /* FS config section */
 #define FS_MAX_DEVICE_FILE_NAME_LEN 512
-#define FS_BLOCK_SIZE 4096
+#define FS_BLOCK_SIZE 16
 #define FS_MAX_BITMAP_SIZE 64
 #define FS_MAX_PATH_LEN 512
+#define FS_MAX_OPEN_FD 32
+#define FS_MAX_FNAME_LEN 11
 
 
 #endif

inc/fs.h

@@ -37,10 +37,15 @@ struct fs_inode_extension {
 
 __attribute__((packed))
 struct fs_directory_record {
-	unsigned char fname[60];
+	unsigned char fname[FS_MAX_FNAME_LEN+1];
 	unsigned int inode_no;
 };
 
+struct fs_file_description {
+	unsigned int inode;
+	unsigned int rw_offset;
+};
+
 char *fs_get_cwd(void);
 
 int fs_create(void *d);
@@ -49,6 +54,13 @@ int fs_use(void *d);
 int fs_mkfs(void *d);
 int fs_ls(void *d);
 int fs_la(void *d);
+int fs_stat(void *d);
 int fs_rm(void *d);
+int fs_open(void *d);
+int fs_seek(void *d);
+int fs_read(void *d);
+int fs_write(void *d);
+int fs_close(void *d);
+int fs_truncate(void *d);
 int fs_allow_write(void *d);
 int fs_prohibit_write(void *d);

inc/print.h

@@ -3,6 +3,8 @@
 
 
 #include <stdio.h>
+#include <unistd.h>
+
 #include "config.h"
 #include "color.h"
 
@@ -15,8 +17,10 @@
 
 #if ENABLE_STDOUT == 1
 	#define pr_stdout(...) { printf(__VA_ARGS__); }
+	#define write_stdout(data, size) { write(1, (data), (size)); }
 #else
 	#define pr_stdout(...) {}
+	#define write_stdout(data, size) {}
 #endif
 
 

src/cli.c

@@ -15,9 +15,16 @@ static const struct CliCommandEntry cmd[] = {
 	// mandatory commands
 	{"mkfs", 1, (enum CliArgType[]) {INT}, fs_mkfs},
 	{"create", 1, (enum CliArgType[]) {STR}, fs_create},
+	{"stat", 1, (enum CliArgType[]) {STR}, fs_stat},
 	{"ls", 0, NULL, fs_ls},
 	{"ln", 2, (enum CliArgType[]) {STR, STR}, fs_ln},
 	{"rm", 1, (enum CliArgType[]) {STR}, fs_rm},
+	{"truncate", 2, (enum CliArgType[]) {STR, INT}, fs_truncate},
+	{"open", 1, (enum CliArgType[]) {STR}, fs_open},
+	{"seek", 2, (enum CliArgType[]) {INT, INT}, fs_seek},
+	{"read", 2, (enum CliArgType[]) {INT, INT}, fs_read},
+	{"write", 2, (enum CliArgType[]) {INT, STR}, fs_write},
+	{"close", 1, (enum CliArgType[]) {INT}, fs_close},
 
 	// custom commands
 	{"use", 1, (enum CliArgType[]) {STR}, fs_use},