xref: /xnu-10063.121.3/tools/tests/perf_index/ramdisk.c (revision 2c2f96dc2b9a4408a43d3150ae9c105355ca3daa)
1*2c2f96dcSApple OSS Distributions #include "ramdisk.h"
2*2c2f96dcSApple OSS Distributions #include "fail.h"
3*2c2f96dcSApple OSS Distributions #include <assert.h>
4*2c2f96dcSApple OSS Distributions #include <stdlib.h>
5*2c2f96dcSApple OSS Distributions #include <stdio.h>
6*2c2f96dcSApple OSS Distributions #include <sys/param.h>
7*2c2f96dcSApple OSS Distributions 
8*2c2f96dcSApple OSS Distributions int
setup_ram_volume(const char * name,char * path)9*2c2f96dcSApple OSS Distributions setup_ram_volume(const char* name, char* path)
10*2c2f96dcSApple OSS Distributions {
11*2c2f96dcSApple OSS Distributions 	char *cmd;
12*2c2f96dcSApple OSS Distributions 	int retval;
13*2c2f96dcSApple OSS Distributions 
14*2c2f96dcSApple OSS Distributions 	retval = asprintf(&cmd, "diskutil erasevolume HFS+ '%s' `hdiutil attach -nomount ram://1500000` >/dev/null", name);
15*2c2f96dcSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
16*2c2f96dcSApple OSS Distributions 
17*2c2f96dcSApple OSS Distributions 	retval = system(cmd);
18*2c2f96dcSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
19*2c2f96dcSApple OSS Distributions 
20*2c2f96dcSApple OSS Distributions 	snprintf(path, MAXPATHLEN, "/Volumes/%s", name);
21*2c2f96dcSApple OSS Distributions 
22*2c2f96dcSApple OSS Distributions 	free(cmd);
23*2c2f96dcSApple OSS Distributions 
24*2c2f96dcSApple OSS Distributions 	return PERFINDEX_SUCCESS;
25*2c2f96dcSApple OSS Distributions }
26*2c2f96dcSApple OSS Distributions 
27*2c2f96dcSApple OSS Distributions int
cleanup_ram_volume(char * path)28*2c2f96dcSApple OSS Distributions cleanup_ram_volume(char* path)
29*2c2f96dcSApple OSS Distributions {
30*2c2f96dcSApple OSS Distributions 	char *cmd;
31*2c2f96dcSApple OSS Distributions 	int retval;
32*2c2f96dcSApple OSS Distributions 
33*2c2f96dcSApple OSS Distributions 	retval = asprintf(&cmd, "umount -f '%s' >/dev/null", path);
34*2c2f96dcSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
35*2c2f96dcSApple OSS Distributions 
36*2c2f96dcSApple OSS Distributions 	retval = system(cmd);
37*2c2f96dcSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
38*2c2f96dcSApple OSS Distributions 
39*2c2f96dcSApple OSS Distributions 	free(cmd);
40*2c2f96dcSApple OSS Distributions 
41*2c2f96dcSApple OSS Distributions 	return PERFINDEX_SUCCESS;
42*2c2f96dcSApple OSS Distributions }
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