xref: /xnu-8792.81.2/tools/tests/perf_index/ramdisk.c (revision 19c3b8c28c31cb8130e034cfb5df6bf9ba342d90)
1*19c3b8c2SApple OSS Distributions #include "ramdisk.h"
2*19c3b8c2SApple OSS Distributions #include "fail.h"
3*19c3b8c2SApple OSS Distributions #include <assert.h>
4*19c3b8c2SApple OSS Distributions #include <stdlib.h>
5*19c3b8c2SApple OSS Distributions #include <stdio.h>
6*19c3b8c2SApple OSS Distributions #include <sys/param.h>
7*19c3b8c2SApple OSS Distributions 
8*19c3b8c2SApple OSS Distributions int
setup_ram_volume(const char * name,char * path)9*19c3b8c2SApple OSS Distributions setup_ram_volume(const char* name, char* path)
10*19c3b8c2SApple OSS Distributions {
11*19c3b8c2SApple OSS Distributions 	char *cmd;
12*19c3b8c2SApple OSS Distributions 	int retval;
13*19c3b8c2SApple OSS Distributions 
14*19c3b8c2SApple OSS Distributions 	retval = asprintf(&cmd, "diskutil erasevolume HFS+ '%s' `hdiutil attach -nomount ram://1500000` >/dev/null", name);
15*19c3b8c2SApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
16*19c3b8c2SApple OSS Distributions 
17*19c3b8c2SApple OSS Distributions 	retval = system(cmd);
18*19c3b8c2SApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
19*19c3b8c2SApple OSS Distributions 
20*19c3b8c2SApple OSS Distributions 	snprintf(path, MAXPATHLEN, "/Volumes/%s", name);
21*19c3b8c2SApple OSS Distributions 
22*19c3b8c2SApple OSS Distributions 	free(cmd);
23*19c3b8c2SApple OSS Distributions 
24*19c3b8c2SApple OSS Distributions 	return PERFINDEX_SUCCESS;
25*19c3b8c2SApple OSS Distributions }
26*19c3b8c2SApple OSS Distributions 
27*19c3b8c2SApple OSS Distributions int
cleanup_ram_volume(char * path)28*19c3b8c2SApple OSS Distributions cleanup_ram_volume(char* path)
29*19c3b8c2SApple OSS Distributions {
30*19c3b8c2SApple OSS Distributions 	char *cmd;
31*19c3b8c2SApple OSS Distributions 	int retval;
32*19c3b8c2SApple OSS Distributions 
33*19c3b8c2SApple OSS Distributions 	retval = asprintf(&cmd, "umount -f '%s' >/dev/null", path);
34*19c3b8c2SApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
35*19c3b8c2SApple OSS Distributions 
36*19c3b8c2SApple OSS Distributions 	retval = system(cmd);
37*19c3b8c2SApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
38*19c3b8c2SApple OSS Distributions 
39*19c3b8c2SApple OSS Distributions 	free(cmd);
40*19c3b8c2SApple OSS Distributions 
41*19c3b8c2SApple OSS Distributions 	return PERFINDEX_SUCCESS;
42*19c3b8c2SApple OSS Distributions }
43