xref: /xnu-11215.61.5/tools/tests/perf_index/ramdisk.c (revision 4f1223e81cd707a65cc109d0b8ad6653699da3c4)
1*4f1223e8SApple OSS Distributions #include "ramdisk.h"
2*4f1223e8SApple OSS Distributions #include "fail.h"
3*4f1223e8SApple OSS Distributions #include <assert.h>
4*4f1223e8SApple OSS Distributions #include <stdlib.h>
5*4f1223e8SApple OSS Distributions #include <stdio.h>
6*4f1223e8SApple OSS Distributions #include <sys/param.h>
7*4f1223e8SApple OSS Distributions 
8*4f1223e8SApple OSS Distributions int
setup_ram_volume(const char * name,char * path)9*4f1223e8SApple OSS Distributions setup_ram_volume(const char* name, char* path)
10*4f1223e8SApple OSS Distributions {
11*4f1223e8SApple OSS Distributions 	char *cmd;
12*4f1223e8SApple OSS Distributions 	int retval;
13*4f1223e8SApple OSS Distributions 
14*4f1223e8SApple OSS Distributions 	retval = asprintf(&cmd, "diskutil erasevolume HFS+ '%s' `hdiutil attach -nomount ram://1500000` >/dev/null", name);
15*4f1223e8SApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
16*4f1223e8SApple OSS Distributions 
17*4f1223e8SApple OSS Distributions 	retval = system(cmd);
18*4f1223e8SApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
19*4f1223e8SApple OSS Distributions 
20*4f1223e8SApple OSS Distributions 	snprintf(path, MAXPATHLEN, "/Volumes/%s", name);
21*4f1223e8SApple OSS Distributions 
22*4f1223e8SApple OSS Distributions 	free(cmd);
23*4f1223e8SApple OSS Distributions 
24*4f1223e8SApple OSS Distributions 	return PERFINDEX_SUCCESS;
25*4f1223e8SApple OSS Distributions }
26*4f1223e8SApple OSS Distributions 
27*4f1223e8SApple OSS Distributions int
cleanup_ram_volume(char * path)28*4f1223e8SApple OSS Distributions cleanup_ram_volume(char* path)
29*4f1223e8SApple OSS Distributions {
30*4f1223e8SApple OSS Distributions 	char *cmd;
31*4f1223e8SApple OSS Distributions 	int retval;
32*4f1223e8SApple OSS Distributions 
33*4f1223e8SApple OSS Distributions 	retval = asprintf(&cmd, "umount -f '%s' >/dev/null", path);
34*4f1223e8SApple OSS Distributions 	VERIFY(retval > 0, "asprintf failed");
35*4f1223e8SApple OSS Distributions 
36*4f1223e8SApple OSS Distributions 	retval = system(cmd);
37*4f1223e8SApple OSS Distributions 	VERIFY(retval == 0, "diskutil command failed");
38*4f1223e8SApple OSS Distributions 
39*4f1223e8SApple OSS Distributions 	free(cmd);
40*4f1223e8SApple OSS Distributions 
41*4f1223e8SApple OSS Distributions 	return PERFINDEX_SUCCESS;
42*4f1223e8SApple OSS Distributions }
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