xref: /xnu-11215.1.10/tools/tests/perf_index/ramdisk.c (revision 8d741a5de7ff4191bf97d57b9f54c2f6d4a15585)
1*8d741a5dSApple OSS Distributions #include "ramdisk.h"
2*8d741a5dSApple OSS Distributions #include "fail.h"
3*8d741a5dSApple OSS Distributions #include <assert.h>
4*8d741a5dSApple OSS Distributions #include <stdlib.h>
5*8d741a5dSApple OSS Distributions #include <stdio.h>
6*8d741a5dSApple OSS Distributions #include <sys/param.h>
7*8d741a5dSApple OSS Distributions 
8*8d741a5dSApple OSS Distributions int
setup_ram_volume(const char * name,char * path)9*8d741a5dSApple OSS Distributions setup_ram_volume(const char* name, char* path)
10*8d741a5dSApple OSS Distributions {
11*8d741a5dSApple OSS Distributions 	char *cmd;
12*8d741a5dSApple OSS Distributions 	int retval;
13*8d741a5dSApple OSS Distributions 
14*8d741a5dSApple OSS Distributions 	retval = asprintf(&cmd, "diskutil erasevolume HFS+ '%s' `hdiutil attach -nomount ram://1500000` >/dev/null", name);
15*8d741a5dSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
16*8d741a5dSApple OSS Distributions 
17*8d741a5dSApple OSS Distributions 	retval = system(cmd);
18*8d741a5dSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
19*8d741a5dSApple OSS Distributions 
20*8d741a5dSApple OSS Distributions 	snprintf(path, MAXPATHLEN, "/Volumes/%s", name);
21*8d741a5dSApple OSS Distributions 
22*8d741a5dSApple OSS Distributions 	free(cmd);
23*8d741a5dSApple OSS Distributions 
24*8d741a5dSApple OSS Distributions 	return PERFINDEX_SUCCESS;
25*8d741a5dSApple OSS Distributions }
26*8d741a5dSApple OSS Distributions 
27*8d741a5dSApple OSS Distributions int
cleanup_ram_volume(char * path)28*8d741a5dSApple OSS Distributions cleanup_ram_volume(char* path)
29*8d741a5dSApple OSS Distributions {
30*8d741a5dSApple OSS Distributions 	char *cmd;
31*8d741a5dSApple OSS Distributions 	int retval;
32*8d741a5dSApple OSS Distributions 
33*8d741a5dSApple OSS Distributions 	retval = asprintf(&cmd, "umount -f '%s' >/dev/null", path);
34*8d741a5dSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
35*8d741a5dSApple OSS Distributions 
36*8d741a5dSApple OSS Distributions 	retval = system(cmd);
37*8d741a5dSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
38*8d741a5dSApple OSS Distributions 
39*8d741a5dSApple OSS Distributions 	free(cmd);
40*8d741a5dSApple OSS Distributions 
41*8d741a5dSApple OSS Distributions 	return PERFINDEX_SUCCESS;
42*8d741a5dSApple OSS Distributions }
43