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Diffstat (limited to 'kernel/cpu/syscall.c')
-rw-r--r--kernel/cpu/syscall.c37
1 files changed, 2 insertions, 35 deletions
diff --git a/kernel/cpu/syscall.c b/kernel/cpu/syscall.c
index d4db1dd..c68c4fe 100644
--- a/kernel/cpu/syscall.c
+++ b/kernel/cpu/syscall.c
@@ -185,35 +185,8 @@ int syscall_kill(int fd, int sig) {
return process_signal(fd_ptr, sig);
}
-// FIXME: These should be in a shared header file with libc
-#define SEEK_SET 0
-#define SEEK_CUR 1
-#define SEEK_END 2
-
int syscall_lseek(int fd, int offset, int whence) {
- vfs_fd_t *fd_ptr = get_vfs_fd(fd, NULL);
- if (!fd_ptr) {
- return -EBADF;
- }
-
- off_t ret_offset = fd_ptr->offset;
- switch (whence) {
- case SEEK_SET:
- ret_offset = offset;
- break;
- case SEEK_CUR:
- ret_offset += offset;
- break;
- case SEEK_END:
- assert(fd_ptr->inode);
- ret_offset = fd_ptr->inode->file_size + offset;
- break;
- default:
- return -EINVAL;
- break;
- }
- fd_ptr->offset = ret_offset;
- return ret_offset;
+ return vfs_lseek(fd, offset, whence);
}
int syscall_mkdir(const char *path, int mode) {
@@ -384,13 +357,7 @@ u32 syscall_uptime(void) {
}
int syscall_write(int fd, const char *buf, size_t count) {
- vfs_fd_t *fd_ptr = get_vfs_fd(fd, NULL);
- if (!fd_ptr) {
- return -EBADF;
- }
- int rc = vfs_pwrite(fd, (char *)buf, count, fd_ptr->offset);
- fd_ptr->offset += rc;
- return rc;
+ return vfs_write(fd, buf, count);
}
int syscall_exec(SYS_EXEC_PARAMS *args) {