From 4e09bca9e34c226b6d7e34b4fa11248405fd988e Mon Sep 17 00:00:00 2001
From: Anton Kling <anton@kling.gg>
Date: Sun, 22 Oct 2023 19:50:38 +0200
Subject: Move everything into a new repo.

---
 userland/libc/sys/mman.h              |  8 ++++++++
 userland/libc/sys/mman/mmap.c         | 19 +++++++++++++++++++
 userland/libc/sys/stat.h              | 30 ++++++++++++++++++++++++++++++
 userland/libc/sys/stat/mkdir.c        |  9 +++++++++
 userland/libc/sys/stat/stat.c         | 13 +++++++++++++
 userland/libc/sys/time/gettimeofday.c |  5 +++++
 userland/libc/sys/types.h             | 27 +++++++++++++++++++++++++++
 7 files changed, 111 insertions(+)
 create mode 100644 userland/libc/sys/mman.h
 create mode 100644 userland/libc/sys/mman/mmap.c
 create mode 100644 userland/libc/sys/stat.h
 create mode 100644 userland/libc/sys/stat/mkdir.c
 create mode 100644 userland/libc/sys/stat/stat.c
 create mode 100644 userland/libc/sys/time/gettimeofday.c
 create mode 100644 userland/libc/sys/types.h

(limited to 'userland/libc/sys')

diff --git a/userland/libc/sys/mman.h b/userland/libc/sys/mman.h
new file mode 100644
index 0000000..e3ff734
--- /dev/null
+++ b/userland/libc/sys/mman.h
@@ -0,0 +1,8 @@
+#ifndef MMAP_H
+#define MMAP_H
+#include <stdint.h>
+#include <stddef.h>
+
+void *mmap(void *addr, size_t length, int prot, int flags, int fd,
+           size_t offset);
+#endif
diff --git a/userland/libc/sys/mman/mmap.c b/userland/libc/sys/mman/mmap.c
new file mode 100644
index 0000000..b9ad3a2
--- /dev/null
+++ b/userland/libc/sys/mman/mmap.c
@@ -0,0 +1,19 @@
+#include <syscall.h>
+#include <errno.h>
+#include <sys/mman.h>
+
+extern int errno;
+
+void *mmap(void *addr, size_t length, int prot, int flags, int fd,
+           size_t offset) {
+  SYS_MMAP_PARAMS args = {
+      .addr = addr,
+      .length = length,
+      .prot = prot,
+      .flags = flags,
+      .fd = fd,
+      .offset = offset,
+  };
+//  return (void*)syscall(SYS_MMAP, &args, 0, 0, 0, 0);
+  RC_ERRNO(syscall(SYS_MMAP, &args, 0, 0, 0, 0));
+}
diff --git a/userland/libc/sys/stat.h b/userland/libc/sys/stat.h
new file mode 100644
index 0000000..2fe6cdc
--- /dev/null
+++ b/userland/libc/sys/stat.h
@@ -0,0 +1,30 @@
+#ifndef STAT_H
+#define STAT_H
+#include <sys/types.h>
+#include <time.h>
+
+struct stat {
+  dev_t st_dev;            // Device ID of device containing file.
+  ino_t st_ino;            // File serial number.
+  mode_t st_mode;          // Mode of file (see below).
+  nlink_t st_nlink;        // Number of hard links to the file.
+  uid_t st_uid;            // User ID of file.
+  gid_t st_gid;            // Group ID of file.
+  dev_t st_rdev;           // Device ID (if file is character or block special).
+  off_t st_size;           // For regular files, the file size in bytes.
+                           // For symbolic links, the length in bytes of the
+                           // pathname contained in the symbolic link.
+                           // For a shared memory object, the length in bytes.
+                           // For a typed memory object, the length in bytes.
+                           // For other file types, the use of this field is
+                           // unspecified.
+  struct timespec st_atime; // Last data access timestamp.
+  struct timespec st_mtime; // Last data modification timestamp.
+  struct timespec st_ctime; // Last file status change timestamp.
+  blksize_t st_blksize;    // A file system-specific preferred I/O block size
+                           // for this object. In some file system types, this
+                           // may vary from file to file.
+  blkcnt_t st_blocks;      // Number of blocks allocated for this object.
+};
+int stat(const char *path, struct stat *buf);
+#endif
diff --git a/userland/libc/sys/stat/mkdir.c b/userland/libc/sys/stat/mkdir.c
new file mode 100644
index 0000000..c057fa7
--- /dev/null
+++ b/userland/libc/sys/stat/mkdir.c
@@ -0,0 +1,9 @@
+#include <sys/stat.h>
+#include <assert.h>
+
+int mkdir(const char *path, mode_t mode) {
+	(void)path;
+	(void)mode;
+	assert(0); // TODO: Implement
+		   return 0;
+}
diff --git a/userland/libc/sys/stat/stat.c b/userland/libc/sys/stat/stat.c
new file mode 100644
index 0000000..e37223e
--- /dev/null
+++ b/userland/libc/sys/stat/stat.c
@@ -0,0 +1,13 @@
+#include <assert.h>
+#include <errno.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <syscall.h>
+
+int stat(const char *path, struct stat *buf) {
+  SYS_STAT_PARAMS args = {
+      .pathname = path,
+      .statbuf = buf,
+  };
+  RC_ERRNO(syscall(SYS_STAT, &args, 0, 0, 0, 0));
+}
diff --git a/userland/libc/sys/time/gettimeofday.c b/userland/libc/sys/time/gettimeofday.c
new file mode 100644
index 0000000..e172cf2
--- /dev/null
+++ b/userland/libc/sys/time/gettimeofday.c
@@ -0,0 +1,5 @@
+#include <sys/time.h>
+#include <time.h>
+
+static int return_tod =0;
+int gettimeofday(struct timeval *tp, void *tzp) {return return_tod++;}
diff --git a/userland/libc/sys/types.h b/userland/libc/sys/types.h
new file mode 100644
index 0000000..ffcf281
--- /dev/null
+++ b/userland/libc/sys/types.h
@@ -0,0 +1,27 @@
+#ifndef TYPES_H
+#define TYPES_H
+typedef unsigned int ino_t;
+
+typedef int mode_t;
+
+typedef int nlink_t;
+typedef int uid_t;
+typedef int gid_t;
+typedef int id_t;
+
+typedef int blkcnt_t;
+typedef int off_t;
+
+typedef int dev_t;
+typedef unsigned int fsblkcnt_t;
+typedef unsigned int fsfilcnt_t;
+typedef unsigned int ino_t;
+//typedef unsigned int size_t;
+
+typedef int blksize_t;
+typedef int pid_t;
+typedef int ssize_t;
+
+//typedef int clock_t;
+typedef int time_t;
+#endif
-- 
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