k9core

commit a8ae0f14c05f133da22030def1625a78a2f92473
parent b653b7599a92fff8aac70ef75b8243b402a897ee
Author: qorg11 <qorg@vxempire.xyz>
Date:   Sat, 22 Aug 2020 09:49:46 +0200

moved non coreutils programs to a nonuserland folder since they are
not userland programs

Diffstat:
A
src/nouserland/mount.c
 | 
45
+++++++++++++++++++++++++++++++++++++++++++++
A
src/nouserland/umount.c
 | 
28
++++++++++++++++++++++++++++

2 files changed, 73 insertions(+), 0 deletions(-)
diff --git a/src/nouserland/mount.c b/src/nouserland/mount.c
@@ -0,0 +1,45 @@
+#include <stdio.h>
+#include <sys/mount.h>
+#include <unistd.h>
+#include <getopt.h>
+#include <errno.h>
+#include <string.h>
+
+/* Do NOT use this unironically for now, this only supports ext4, and
+ * you cannot specify another filesystem unless you change the source
+ * code. */
+
+/* Update: now this supports filetype with -t flag. But I still don't
+ * recommend it to mounting something that it's not extx
+ */
+
+int
+main(int argc, char *argv[]) {
+  int c = getopt(argc, argv,"t:");
+  if(argc < 2)
+    {
+      printf("./mount source destination\n");
+      return 1;
+    }
+
+  if(getuid() != 0)
+    {
+      fprintf(stderr,"Only root can run this\n");
+      return 1;
+    }
+  char filesystem[10] = "ext4";
+  int source = 1;
+  int destination = 2;
+  if(c == 't')
+    {
+      strcpy(filesystem,optarg);
+      source++;
+      destination++;
+    }
+  int fd = mount(argv[source],argv[destination],filesystem,0,NULL);
+  if(fd == -1)
+    {
+      fprintf(stderr,"error mounting: %i = %s\n",errno,strerror(errno));
+    }
+  return 0;
+}
diff --git a/src/nouserland/umount.c b/src/nouserland/umount.c
@@ -0,0 +1,28 @@
+#include <stdio.h>
+#include <sys/mount.h>
+#include <errno.h>
+#include <getopt.h>
+#include <string.h>
+
+int
+main(int argc, char *argv[])
+{
+  int c = getopt(argc, argv, "f");
+  int options = 0; /* No options by default */
+  int destination = 1;
+  if(c == 'f')
+    {
+    options = MNT_FORCE;
+    destination++;
+    }
+  if(argc == 1)
+    {
+      printf("give a directory\n");
+      return 1;
+    }
+  int fd = umount2(argv[destination],options);
+  if(fd == -1)
+    {
+      fprintf(stderr,"error umounting: %i = %s\n",errno,strerror(errno));
+    }
+}