xref: /xnu-10002.1.13/tools/tests/perf_index/ramdisk.c (revision 1031c584a5e37aff177559b9f69dbd3c8c3fd30a)
1*1031c584SApple OSS Distributions #include "ramdisk.h"
2*1031c584SApple OSS Distributions #include "fail.h"
3*1031c584SApple OSS Distributions #include <assert.h>
4*1031c584SApple OSS Distributions #include <stdlib.h>
5*1031c584SApple OSS Distributions #include <stdio.h>
6*1031c584SApple OSS Distributions #include <sys/param.h>
7*1031c584SApple OSS Distributions 
8*1031c584SApple OSS Distributions int
setup_ram_volume(const char * name,char * path)9*1031c584SApple OSS Distributions setup_ram_volume(const char* name, char* path)
10*1031c584SApple OSS Distributions {
11*1031c584SApple OSS Distributions 	char *cmd;
12*1031c584SApple OSS Distributions 	int retval;
13*1031c584SApple OSS Distributions 
14*1031c584SApple OSS Distributions 	retval = asprintf(&cmd, "diskutil erasevolume HFS+ '%s' `hdiutil attach -nomount ram://1500000` >/dev/null", name);
15*1031c584SApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
16*1031c584SApple OSS Distributions 
17*1031c584SApple OSS Distributions 	retval = system(cmd);
18*1031c584SApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
19*1031c584SApple OSS Distributions 
20*1031c584SApple OSS Distributions 	snprintf(path, MAXPATHLEN, "/Volumes/%s", name);
21*1031c584SApple OSS Distributions 
22*1031c584SApple OSS Distributions 	free(cmd);
23*1031c584SApple OSS Distributions 
24*1031c584SApple OSS Distributions 	return PERFINDEX_SUCCESS;
25*1031c584SApple OSS Distributions }
26*1031c584SApple OSS Distributions 
27*1031c584SApple OSS Distributions int
cleanup_ram_volume(char * path)28*1031c584SApple OSS Distributions cleanup_ram_volume(char* path)
29*1031c584SApple OSS Distributions {
30*1031c584SApple OSS Distributions 	char *cmd;
31*1031c584SApple OSS Distributions 	int retval;
32*1031c584SApple OSS Distributions 
33*1031c584SApple OSS Distributions 	retval = asprintf(&cmd, "umount -f '%s' >/dev/null", path);
34*1031c584SApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
35*1031c584SApple OSS Distributions 
36*1031c584SApple OSS Distributions 	retval = system(cmd);
37*1031c584SApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
38*1031c584SApple OSS Distributions 
39*1031c584SApple OSS Distributions 	free(cmd);
40*1031c584SApple OSS Distributions 
41*1031c584SApple OSS Distributions 	return PERFINDEX_SUCCESS;
42*1031c584SApple OSS Distributions }
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