1 004aa293 2005-07-13 devnull #include <u.h>
  2 004aa293 2005-07-13 devnull #include <libc.h>
  3 004aa293 2005-07-13 devnull #include <thread.h>
  4 004aa293 2005-07-13 devnull #include <sunrpc.h>
  5 004aa293 2005-07-13 devnull #include <nfs3.h>
  6 004aa293 2005-07-13 devnull #include <diskfs.h>
  7 004aa293 2005-07-13 devnull 
  8 004aa293 2005-07-13 devnull int debug;
  9 004aa293 2005-07-13 devnull 
 10 004aa293 2005-07-13 devnull void
 11 004aa293 2005-07-13 devnull usage(void)
 12 004aa293 2005-07-13 devnull {
 13 004aa293 2005-07-13 devnull 	fprint(2, "usage: fsview fspartition cmd\n");
 14 004aa293 2005-07-13 devnull 	fprint(2, "cmd is:\n");
 15 004aa293 2005-07-13 devnull 	fprint(2, "\tcat file\n");
 16 004aa293 2005-07-13 devnull 	fprint(2, "\tls dir\n");
 17 004aa293 2005-07-13 devnull 	fprint(2, "\tstat file\n");
 18 80b4aedc 2006-05-04 devnull 	threadexitsall("usage");
 19 004aa293 2005-07-13 devnull }
 20 004aa293 2005-07-13 devnull 
 21 004aa293 2005-07-13 devnull void
 22 004aa293 2005-07-13 devnull printattr(Nfs3Attr *attr)
 23 004aa293 2005-07-13 devnull {
 24 004aa293 2005-07-13 devnull 	Fmt fmt;
 25 004aa293 2005-07-13 devnull 	char buf[256];
 26 004aa293 2005-07-13 devnull 
 27 80b4aedc 2006-05-04 devnull 	fmtfdinit(&fmt, 2, buf, sizeof buf);
 28 004aa293 2005-07-13 devnull 	nfs3attrprint(&fmt, attr);
 29 004aa293 2005-07-13 devnull 	fmtfdflush(&fmt);
 30 80b4aedc 2006-05-04 devnull 	fprint(2, "\n");
 31 004aa293 2005-07-13 devnull }
 32 004aa293 2005-07-13 devnull 
 33 004aa293 2005-07-13 devnull char buf[8192];
 34 004aa293 2005-07-13 devnull 
 35 004aa293 2005-07-13 devnull void
 36 004aa293 2005-07-13 devnull x(int ok)
 37 004aa293 2005-07-13 devnull {
 38 004aa293 2005-07-13 devnull 	if(ok != Nfs3Ok){
 39 004aa293 2005-07-13 devnull 		nfs3errstr(ok);
 40 004aa293 2005-07-13 devnull 		sysfatal("%r");
 41 004aa293 2005-07-13 devnull 	}
 42 004aa293 2005-07-13 devnull }
 43 004aa293 2005-07-13 devnull 
 44 004aa293 2005-07-13 devnull void
 45 004aa293 2005-07-13 devnull threadmain(int argc, char **argv)
 46 004aa293 2005-07-13 devnull {
 47 004aa293 2005-07-13 devnull 	char *p, *q;
 48 004aa293 2005-07-13 devnull 	u32int n;
 49 004aa293 2005-07-13 devnull 	Disk *disk;
 50 004aa293 2005-07-13 devnull 	Fsys *fsys;
 51 004aa293 2005-07-13 devnull 	Nfs3Handle h;
 52 004aa293 2005-07-13 devnull 	SunAuthUnix au;
 53 004aa293 2005-07-13 devnull 	Nfs3Attr attr;
 54 004aa293 2005-07-13 devnull 	u64int offset;
 55 004aa293 2005-07-13 devnull 	u1int eof;
 56 004aa293 2005-07-13 devnull 	uchar *data;
 57 004aa293 2005-07-13 devnull 	char *link;
 58 004aa293 2005-07-13 devnull 
 59 004aa293 2005-07-13 devnull 	ARGBEGIN{
 60 004aa293 2005-07-13 devnull 	case 'd':
 61 004aa293 2005-07-13 devnull 		debug = 1;
 62 004aa293 2005-07-13 devnull 		break;
 63 004aa293 2005-07-13 devnull 	default:
 64 004aa293 2005-07-13 devnull 		usage();
 65 004aa293 2005-07-13 devnull 	}ARGEND
 66 004aa293 2005-07-13 devnull 
 67 004aa293 2005-07-13 devnull 	if(argc != 3)
 68 004aa293 2005-07-13 devnull 		usage();
 69 004aa293 2005-07-13 devnull 
 70 004aa293 2005-07-13 devnull 	if((disk = diskopenfile(argv[0])) == nil)
 71 004aa293 2005-07-13 devnull 		sysfatal("diskopen: %r");
 72 004aa293 2005-07-13 devnull 	if((disk = diskcache(disk, 16384, 16)) == nil)
 73 004aa293 2005-07-13 devnull 		sysfatal("diskcache: %r");
 74 004aa293 2005-07-13 devnull 	if((fsys = fsysopen(disk)) == nil)
 75 83ab7d88 2007-11-27 rsc 		sysfatal("fsysopen: %r");
 76 004aa293 2005-07-13 devnull 
 77 004aa293 2005-07-13 devnull 	allowall = 1;
 78 004aa293 2005-07-13 devnull 	memset(&au, 0, sizeof au);
 79 004aa293 2005-07-13 devnull 
 80 004aa293 2005-07-13 devnull 	/* walk */
 81 004aa293 2005-07-13 devnull 	if(debug) fprint(2, "get root...");
 82 004aa293 2005-07-13 devnull 	x(fsysroot(fsys, &h));
 83 004aa293 2005-07-13 devnull 	p = argv[2];
 84 004aa293 2005-07-13 devnull 	while(*p){
 85 004aa293 2005-07-13 devnull 		while(*p == '/')
 86 004aa293 2005-07-13 devnull 			p++;
 87 004aa293 2005-07-13 devnull 		if(*p == 0)
 88 004aa293 2005-07-13 devnull 			break;
 89 004aa293 2005-07-13 devnull 		q = strchr(p, '/');
 90 004aa293 2005-07-13 devnull 		if(q){
 91 004aa293 2005-07-13 devnull 			*q = 0;
 92 004aa293 2005-07-13 devnull 			q++;
 93 004aa293 2005-07-13 devnull 		}else
 94 004aa293 2005-07-13 devnull 			q = "";
 95 004aa293 2005-07-13 devnull 		if(debug) fprint(2, "walk %s...", p);
 96 004aa293 2005-07-13 devnull 		x(fsyslookup(fsys, &au, &h, p, &h));
 97 004aa293 2005-07-13 devnull 		p = q;
 98 004aa293 2005-07-13 devnull 	}
 99 004aa293 2005-07-13 devnull 
100 004aa293 2005-07-13 devnull 	if(debug) fprint(2, "getattr...");
101 004aa293 2005-07-13 devnull 	x(fsysgetattr(fsys, &au, &h, &attr));
102 004aa293 2005-07-13 devnull 	printattr(&attr);
103 004aa293 2005-07-13 devnull 
104 004aa293 2005-07-13 devnull 	/* do the op */
105 004aa293 2005-07-13 devnull 	if(strcmp(argv[1], "cat") == 0){
106 004aa293 2005-07-13 devnull 		switch(attr.type){
107 004aa293 2005-07-13 devnull 		case Nfs3FileReg:
108 80b4aedc 2006-05-04 devnull 		case Nfs3FileDir:
109 004aa293 2005-07-13 devnull 			offset = 0;
110 004aa293 2005-07-13 devnull 			for(;;){
111 004aa293 2005-07-13 devnull 				x(fsysreadfile(fsys, &au, &h, sizeof buf, offset, &data, &n, &eof));
112 004aa293 2005-07-13 devnull 				if(n){
113 004aa293 2005-07-13 devnull 					write(1, data, n);
114 004aa293 2005-07-13 devnull 					free(data);
115 004aa293 2005-07-13 devnull 					offset += n;
116 004aa293 2005-07-13 devnull 				}
117 004aa293 2005-07-13 devnull 				if(eof)
118 004aa293 2005-07-13 devnull 					break;
119 004aa293 2005-07-13 devnull 			}
120 004aa293 2005-07-13 devnull 			break;
121 004aa293 2005-07-13 devnull 		case Nfs3FileSymlink:
122 004aa293 2005-07-13 devnull 			x(fsysreadlink(fsys, &au, &h, &link));
123 004aa293 2005-07-13 devnull 			print("%s\n", link);
124 004aa293 2005-07-13 devnull 			break;
125 004aa293 2005-07-13 devnull 		default:
126 004aa293 2005-07-13 devnull 			print("cannot cat: not file, not link\n");
127 004aa293 2005-07-13 devnull 			break;
128 004aa293 2005-07-13 devnull 		}
129 004aa293 2005-07-13 devnull 	}else if(strcmp(argv[1], "ls") == 0){
130 004aa293 2005-07-13 devnull 		/* not implemented */
131 004aa293 2005-07-13 devnull 	}else if(strcmp(argv[1], "stat") == 0){
132 004aa293 2005-07-13 devnull 		/* already done */
133 004aa293 2005-07-13 devnull 	}
134 004aa293 2005-07-13 devnull 	threadexitsall(nil);
135 004aa293 2005-07-13 devnull }