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1 #include <stdio.h>
2 #include <stdlib.h>
3 #include <string.h>
4 #include <sys/types.h>
5 #include <stdint.h>
6 
7 #include <asm/ioctl.h>
8 #include <linux/types.h>
9 
10 #include "ioctldefs.h"
11 #include <linux/atmioc.h>
12 
13 struct ioctlent {
14 	const char*	header;
15 	const char*	name;
16 	unsigned long	code;
17 };
18 
19 struct ioctlent ioctls[] = {
20 #include "ioctls.h"
21 };
22 
23 int nioctls = sizeof(ioctls) / sizeof(ioctls[0]);
24 
compare(const void * a,const void * b)25 int compare(const void* a, const void* b) {
26 	unsigned long code1 = ((struct ioctlent *) a)->code;
27 	unsigned long code2 = ((struct ioctlent *) b)->code;
28 	const char *name1 = ((struct ioctlent *) a)->name;
29 	const char *name2 = ((struct ioctlent *) b)->name;
30 	return (code1 > code2) ? 1 : (code1 < code2) ? -1 : strcmp(name1, name2);
31 }
32 
main(int argc,char ** argv)33 int main(int argc, char** argv) {
34 	int i;
35 
36 	/* ioctl_lookup() only looks at the NR and TYPE bits atm. */
37 	for (i = 0; i < nioctls; i++)
38 		ioctls[i].code &= (_IOC_NRMASK << _IOC_NRSHIFT) |
39 				  (_IOC_TYPEMASK << _IOC_TYPESHIFT);
40 
41 	qsort(ioctls, nioctls, sizeof(ioctls[0]), compare);
42 	puts("\t/* Generated by ioctlsort */");
43 	for (i = 0; i < nioctls; i++)
44 		if (i == 0 || ioctls[i].code != ioctls[i-1].code ||
45 		    strcmp(ioctls[i].name, ioctls[i-1].name))
46 			printf("\t{\"%s\",\t\"%s\",\t%#06lx},\n",
47 				ioctls[i].header, ioctls[i].name, ioctls[i].code);
48 
49 	return 0;
50 }
51