xref: /xnu-11417.101.15/tools/tests/perf_index/ramdisk.c (revision e3723e1f17661b24996789d8afc084c0c3303b26)
1*e3723e1fSApple OSS Distributions #include "ramdisk.h"
2*e3723e1fSApple OSS Distributions #include "fail.h"
3*e3723e1fSApple OSS Distributions #include <assert.h>
4*e3723e1fSApple OSS Distributions #include <stdlib.h>
5*e3723e1fSApple OSS Distributions #include <stdio.h>
6*e3723e1fSApple OSS Distributions #include <sys/param.h>
7*e3723e1fSApple OSS Distributions 
8*e3723e1fSApple OSS Distributions int
setup_ram_volume(const char * name,char * path)9*e3723e1fSApple OSS Distributions setup_ram_volume(const char* name, char* path)
10*e3723e1fSApple OSS Distributions {
11*e3723e1fSApple OSS Distributions 	char *cmd;
12*e3723e1fSApple OSS Distributions 	int retval;
13*e3723e1fSApple OSS Distributions 
14*e3723e1fSApple OSS Distributions 	retval = asprintf(&cmd, "diskutil erasevolume HFS+ '%s' `hdiutil attach -nomount ram://1500000` >/dev/null", name);
15*e3723e1fSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
16*e3723e1fSApple OSS Distributions 
17*e3723e1fSApple OSS Distributions 	retval = system(cmd);
18*e3723e1fSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
19*e3723e1fSApple OSS Distributions 
20*e3723e1fSApple OSS Distributions 	snprintf(path, MAXPATHLEN, "/Volumes/%s", name);
21*e3723e1fSApple OSS Distributions 
22*e3723e1fSApple OSS Distributions 	free(cmd);
23*e3723e1fSApple OSS Distributions 
24*e3723e1fSApple OSS Distributions 	return PERFINDEX_SUCCESS;
25*e3723e1fSApple OSS Distributions }
26*e3723e1fSApple OSS Distributions 
27*e3723e1fSApple OSS Distributions int
cleanup_ram_volume(char * path)28*e3723e1fSApple OSS Distributions cleanup_ram_volume(char* path)
29*e3723e1fSApple OSS Distributions {
30*e3723e1fSApple OSS Distributions 	char *cmd;
31*e3723e1fSApple OSS Distributions 	int retval;
32*e3723e1fSApple OSS Distributions 
33*e3723e1fSApple OSS Distributions 	retval = asprintf(&cmd, "umount -f '%s' >/dev/null", path);
34*e3723e1fSApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
35*e3723e1fSApple OSS Distributions 
36*e3723e1fSApple OSS Distributions 	retval = system(cmd);
37*e3723e1fSApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
38*e3723e1fSApple OSS Distributions 
39*e3723e1fSApple OSS Distributions 	free(cmd);
40*e3723e1fSApple OSS Distributions 
41*e3723e1fSApple OSS Distributions 	return PERFINDEX_SUCCESS;
42*e3723e1fSApple OSS Distributions }
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