xref: /xnu-12377.1.9/tools/tests/perf_index/ramdisk.c (revision f6217f891ac0bb64f3d375211650a4c1ff8ca1ea)
1*f6217f89SApple OSS Distributions #include "ramdisk.h"
2*f6217f89SApple OSS Distributions #include "fail.h"
3*f6217f89SApple OSS Distributions #include <assert.h>
4*f6217f89SApple OSS Distributions #include <stdlib.h>
5*f6217f89SApple OSS Distributions #include <stdio.h>
6*f6217f89SApple OSS Distributions #include <sys/param.h>
7*f6217f89SApple OSS Distributions 
8*f6217f89SApple OSS Distributions int
setup_ram_volume(const char * name,char * path)9*f6217f89SApple OSS Distributions setup_ram_volume(const char* name, char* path)
10*f6217f89SApple OSS Distributions {
11*f6217f89SApple OSS Distributions 	char *cmd;
12*f6217f89SApple OSS Distributions 	int retval;
13*f6217f89SApple OSS Distributions 
14*f6217f89SApple OSS Distributions 	retval = asprintf(&cmd, "diskutil erasevolume HFS+ '%s' `hdiutil attach -nomount ram://1500000` >/dev/null", name);
15*f6217f89SApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
16*f6217f89SApple OSS Distributions 
17*f6217f89SApple OSS Distributions 	retval = system(cmd);
18*f6217f89SApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
19*f6217f89SApple OSS Distributions 
20*f6217f89SApple OSS Distributions 	snprintf(path, MAXPATHLEN, "/Volumes/%s", name);
21*f6217f89SApple OSS Distributions 
22*f6217f89SApple OSS Distributions 	free(cmd);
23*f6217f89SApple OSS Distributions 
24*f6217f89SApple OSS Distributions 	return PERFINDEX_SUCCESS;
25*f6217f89SApple OSS Distributions }
26*f6217f89SApple OSS Distributions 
27*f6217f89SApple OSS Distributions int
cleanup_ram_volume(char * path)28*f6217f89SApple OSS Distributions cleanup_ram_volume(char* path)
29*f6217f89SApple OSS Distributions {
30*f6217f89SApple OSS Distributions 	char *cmd;
31*f6217f89SApple OSS Distributions 	int retval;
32*f6217f89SApple OSS Distributions 
33*f6217f89SApple OSS Distributions 	retval = asprintf(&cmd, "umount -f '%s' >/dev/null", path);
34*f6217f89SApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
35*f6217f89SApple OSS Distributions 
36*f6217f89SApple OSS Distributions 	retval = system(cmd);
37*f6217f89SApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
38*f6217f89SApple OSS Distributions 
39*f6217f89SApple OSS Distributions 	free(cmd);
40*f6217f89SApple OSS Distributions 
41*f6217f89SApple OSS Distributions 	return PERFINDEX_SUCCESS;
42*f6217f89SApple OSS Distributions }
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