diff options
Diffstat (limited to 'src/init/tar.c')
| -rw-r--r-- | src/init/tar.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/src/init/tar.c b/src/init/tar.c index 43efe3b..74e4c83 100644 --- a/src/init/tar.c +++ b/src/init/tar.c @@ -3,6 +3,8 @@ #include <shared/syscalls.h> #include <stdint.h> +#define BUF_SIZE 64 + extern int tty_fd; // TODO struct tar @@ -12,20 +14,19 @@ static void *tar_find(const char *path, size_t path_len, void *base, size_t base static int oct_parse(char *str, size_t len); void tar_driver(handle_t back, void *base) { - static char buf[64]; - int len; - void *id; // IDs usually are integers, but here i'm using them as pointers - // to the metadata sectors + static char buf[BUF_SIZE]; + struct fs_wait_response res; for (;;) { - len = 64; - switch (_syscall_fs_wait(back, buf, &len, (int*)&id)) { + switch (_syscall_fs_wait(back, buf, BUF_SIZE, &res)) { case VFSOP_OPEN: - _syscall_fs_respond(NULL, tar_open(buf, len, base, ~0)); + _syscall_fs_respond(NULL, tar_open(buf, res.len, base, ~0)); break; - case VFSOP_READ: - _syscall_fs_respond(id + 512, tar_size(id)); + case VFSOP_READ: { + void *meta = (void*)res.id; + _syscall_fs_respond(meta + 512, tar_size(meta)); break; + } default: _syscall_fs_respond(NULL, -1); // unsupported |