xref: /xnu-8796.121.2/tools/tests/perf_index/ramdisk.c (revision c54f35ca767986246321eb901baf8f5ff7923f6a)
1*c54f35caSApple OSS Distributions #include "ramdisk.h"
2*c54f35caSApple OSS Distributions #include "fail.h"
3*c54f35caSApple OSS Distributions #include <assert.h>
4*c54f35caSApple OSS Distributions #include <stdlib.h>
5*c54f35caSApple OSS Distributions #include <stdio.h>
6*c54f35caSApple OSS Distributions #include <sys/param.h>
7*c54f35caSApple OSS Distributions 
8*c54f35caSApple OSS Distributions int
setup_ram_volume(const char * name,char * path)9*c54f35caSApple OSS Distributions setup_ram_volume(const char* name, char* path)
10*c54f35caSApple OSS Distributions {
11*c54f35caSApple OSS Distributions 	char *cmd;
12*c54f35caSApple OSS Distributions 	int retval;
13*c54f35caSApple OSS Distributions 
14*c54f35caSApple OSS Distributions 	retval = asprintf(&cmd, "diskutil erasevolume HFS+ '%s' `hdiutil attach -nomount ram://1500000` >/dev/null", name);
15*c54f35caSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
16*c54f35caSApple OSS Distributions 
17*c54f35caSApple OSS Distributions 	retval = system(cmd);
18*c54f35caSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
19*c54f35caSApple OSS Distributions 
20*c54f35caSApple OSS Distributions 	snprintf(path, MAXPATHLEN, "/Volumes/%s", name);
21*c54f35caSApple OSS Distributions 
22*c54f35caSApple OSS Distributions 	free(cmd);
23*c54f35caSApple OSS Distributions 
24*c54f35caSApple OSS Distributions 	return PERFINDEX_SUCCESS;
25*c54f35caSApple OSS Distributions }
26*c54f35caSApple OSS Distributions 
27*c54f35caSApple OSS Distributions int
cleanup_ram_volume(char * path)28*c54f35caSApple OSS Distributions cleanup_ram_volume(char* path)
29*c54f35caSApple OSS Distributions {
30*c54f35caSApple OSS Distributions 	char *cmd;
31*c54f35caSApple OSS Distributions 	int retval;
32*c54f35caSApple OSS Distributions 
33*c54f35caSApple OSS Distributions 	retval = asprintf(&cmd, "umount -f '%s' >/dev/null", path);
34*c54f35caSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
35*c54f35caSApple OSS Distributions 
36*c54f35caSApple OSS Distributions 	retval = system(cmd);
37*c54f35caSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
38*c54f35caSApple OSS Distributions 
39*c54f35caSApple OSS Distributions 	free(cmd);
40*c54f35caSApple OSS Distributions 
41*c54f35caSApple OSS Distributions 	return PERFINDEX_SUCCESS;
42*c54f35caSApple OSS Distributions }
43