partinfo.c:
Add preliminary version of the partinfo program.
diff --git a/misc/partinfo.c b/misc/partinfo.c
new file mode 100644
index 0000000..1e3e064
--- /dev/null
+++ b/misc/partinfo.c
@@ -0,0 +1,66 @@
+/*
+ * partinfo.c
+ *
+ * Originally written by Alain Knaff, <alknaff@innet.lu>.
+ *
+ * Cleaned up by Theodore Ts'o, <tytso@mit.edu>.
+ *
+ */
+
+#include <sys/types.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <linux/fs.h>
+#include <linux/hdreg.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+void print_error(char *operation, int error, char *device)
+{
+ fprintf(stderr, "%s failed for %s: %s\n", operation, device,
+ strerror(error));
+}
+
+int main(int argc, char **argv)
+{
+ struct hd_geometry loc;
+ int fd, size, i;
+
+ if (argc == 1) {
+ fprintf(stderr, "Usage: %s <dev1> <dev2> <dev3>\n\n"
+ "This program prints out the partition information "
+ "for a set of devices\n"
+ "A common way to use this progrma is:\n\n\t"
+ "%s /dev/hda?\n\n", argv[0], argv[0]);
+ exit(1);
+ }
+
+ for (i=1; i < argc; i++) {
+ fd = open(argv[i], O_RDONLY);
+
+ if (fd < 0) {
+ print_error("open", errno, argv[1]);
+ continue;
+ }
+
+ if (ioctl(fd, HDIO_GETGEO, &loc) < 0) {
+ print_error("HDIO_GETGEO ioctl", errno, argv[1]);
+ close(fd);
+ continue;
+ }
+
+
+ if (ioctl(fd, BLKGETSIZE, &size) < 0) {
+ print_error("BLKGETSIZE ioctl", errno, argv[1]);
+ close(fd);
+ continue;
+ }
+
+ printf("%s: h=%3d s=%3d c=%4d start=%8d size=%8d end=%8d\n",
+ argv[i],
+ loc.heads, (int)loc.sectors, loc.cylinders,
+ (int)loc.start, size, (int) loc.start + size -1);
+ close(fd);
+ }
+ exit(0);
+}