xref: /xnu-11215.81.4/tools/tests/perf_index/ramdisk.c (revision d4514f0bc1d3f944c22d92e68b646ac3fb40d452)
1*d4514f0bSApple OSS Distributions #include "ramdisk.h"
2*d4514f0bSApple OSS Distributions #include "fail.h"
3*d4514f0bSApple OSS Distributions #include <assert.h>
4*d4514f0bSApple OSS Distributions #include <stdlib.h>
5*d4514f0bSApple OSS Distributions #include <stdio.h>
6*d4514f0bSApple OSS Distributions #include <sys/param.h>
7*d4514f0bSApple OSS Distributions 
8*d4514f0bSApple OSS Distributions int
setup_ram_volume(const char * name,char * path)9*d4514f0bSApple OSS Distributions setup_ram_volume(const char* name, char* path)
10*d4514f0bSApple OSS Distributions {
11*d4514f0bSApple OSS Distributions 	char *cmd;
12*d4514f0bSApple OSS Distributions 	int retval;
13*d4514f0bSApple OSS Distributions 
14*d4514f0bSApple OSS Distributions 	retval = asprintf(&cmd, "diskutil erasevolume HFS+ '%s' `hdiutil attach -nomount ram://1500000` >/dev/null", name);
15*d4514f0bSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
16*d4514f0bSApple OSS Distributions 
17*d4514f0bSApple OSS Distributions 	retval = system(cmd);
18*d4514f0bSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
19*d4514f0bSApple OSS Distributions 
20*d4514f0bSApple OSS Distributions 	snprintf(path, MAXPATHLEN, "/Volumes/%s", name);
21*d4514f0bSApple OSS Distributions 
22*d4514f0bSApple OSS Distributions 	free(cmd);
23*d4514f0bSApple OSS Distributions 
24*d4514f0bSApple OSS Distributions 	return PERFINDEX_SUCCESS;
25*d4514f0bSApple OSS Distributions }
26*d4514f0bSApple OSS Distributions 
27*d4514f0bSApple OSS Distributions int
cleanup_ram_volume(char * path)28*d4514f0bSApple OSS Distributions cleanup_ram_volume(char* path)
29*d4514f0bSApple OSS Distributions {
30*d4514f0bSApple OSS Distributions 	char *cmd;
31*d4514f0bSApple OSS Distributions 	int retval;
32*d4514f0bSApple OSS Distributions 
33*d4514f0bSApple OSS Distributions 	retval = asprintf(&cmd, "umount -f '%s' >/dev/null", path);
34*d4514f0bSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
35*d4514f0bSApple OSS Distributions 
36*d4514f0bSApple OSS Distributions 	retval = system(cmd);
37*d4514f0bSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
38*d4514f0bSApple OSS Distributions 
39*d4514f0bSApple OSS Distributions 	free(cmd);
40*d4514f0bSApple OSS Distributions 
41*d4514f0bSApple OSS Distributions 	return PERFINDEX_SUCCESS;
42*d4514f0bSApple OSS Distributions }
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