1 a0d146ed 2005-07-12 devnull #include "stdinc.h"
2 a0d146ed 2005-07-12 devnull #include "dat.h"
3 a0d146ed 2005-07-12 devnull #include "fns.h"
7 a0d146ed 2005-07-12 devnull ClumpChunks = 32*1024
10 a0d146ed 2005-07-12 devnull static int verbose;
13 a0d146ed 2005-07-12 devnull clumpinfoeq(ClumpInfo *c, ClumpInfo *d)
15 a0d146ed 2005-07-12 devnull return c->type == d->type
16 a0d146ed 2005-07-12 devnull && c->size == d->size
17 a0d146ed 2005-07-12 devnull && c->uncsize == d->uncsize
18 a0d146ed 2005-07-12 devnull && scorecmp(c->score, d->score)==0;
22 a0d146ed 2005-07-12 devnull findscore(Arena *arena, uchar *score)
24 a0d146ed 2005-07-12 devnull IEntry ie;
25 a0d146ed 2005-07-12 devnull ClumpInfo *ci, *cis;
26 a0d146ed 2005-07-12 devnull u64int a;
27 a0d146ed 2005-07-12 devnull u32int clump;
28 a0d146ed 2005-07-12 devnull int i, n, found;
30 28b49df3 2006-07-18 devnull //ZZZ remove fprint?
31 a0d146ed 2005-07-12 devnull if(arena->memstats.clumps)
32 c1edcb95 2007-09-25 rsc fprint(2, "reading directory for arena=%s with %d entries\n",
33 c1edcb95 2007-09-25 rsc arena->name, arena->memstats.clumps);
35 a0d146ed 2005-07-12 devnull cis = MKN(ClumpInfo, ClumpChunks);
36 a0d146ed 2005-07-12 devnull found = 0;
38 a0d146ed 2005-07-12 devnull memset(&ie, 0, sizeof(IEntry));
39 a0d146ed 2005-07-12 devnull for(clump = 0; clump < arena->memstats.clumps; clump += n){
40 a0d146ed 2005-07-12 devnull n = ClumpChunks;
41 a0d146ed 2005-07-12 devnull if(n > arena->memstats.clumps - clump)
42 a0d146ed 2005-07-12 devnull n = arena->memstats.clumps - clump;
43 a0d146ed 2005-07-12 devnull if(readclumpinfos(arena, clump, cis, n) != n){
44 a0d146ed 2005-07-12 devnull seterr(EOk, "arena directory read failed: %r");
48 a0d146ed 2005-07-12 devnull for(i = 0; i < n; i++){
49 a0d146ed 2005-07-12 devnull ci = &cis[i];
50 a0d146ed 2005-07-12 devnull if(scorecmp(score, ci->score)==0){
51 a0d146ed 2005-07-12 devnull fprint(2, "found at clump=%d with type=%d size=%d csize=%d position=%lld\n",
52 a0d146ed 2005-07-12 devnull clump + i, ci->type, ci->uncsize, ci->size, a);
55 a0d146ed 2005-07-12 devnull a += ci->size + ClumpSize;
58 a0d146ed 2005-07-12 devnull free(cis);
59 a0d146ed 2005-07-12 devnull return found;
63 a0d146ed 2005-07-12 devnull usage(void)
65 a0d146ed 2005-07-12 devnull fprint(2, "usage: findscore [-v] arenafile score\n");
66 a0d146ed 2005-07-12 devnull threadexitsall(0);
70 a0d146ed 2005-07-12 devnull threadmain(int argc, char *argv[])
72 a0d146ed 2005-07-12 devnull ArenaPart *ap;
73 a0d146ed 2005-07-12 devnull Part *part;
74 a0d146ed 2005-07-12 devnull char *file;
75 a0d146ed 2005-07-12 devnull u8int score[VtScoreSize];
76 a0d146ed 2005-07-12 devnull int i, found;
78 a0d146ed 2005-07-12 devnull ventifmtinstall();
80 a0d146ed 2005-07-12 devnull ARGBEGIN{
81 a0d146ed 2005-07-12 devnull case 'v':
82 a0d146ed 2005-07-12 devnull verbose++;
89 a0d146ed 2005-07-12 devnull readonly = 1;
91 a0d146ed 2005-07-12 devnull if(argc != 2)
94 a0d146ed 2005-07-12 devnull file = argv[0];
95 a0d146ed 2005-07-12 devnull if(strscore(argv[1], score) < 0)
96 f5a8ea6f 2011-06-02 rsc sysfatal("bad score %s", argv[1]);
98 a0d146ed 2005-07-12 devnull part = initpart(file, OREAD|ODIRECT);
99 a0d146ed 2005-07-12 devnull if(part == nil)
100 a0d146ed 2005-07-12 devnull sysfatal("can't open partition %s: %r", file);
102 a0d146ed 2005-07-12 devnull ap = initarenapart(part);
103 a0d146ed 2005-07-12 devnull if(ap == nil)
104 a0d146ed 2005-07-12 devnull sysfatal("can't initialize arena partition in %s: %r", file);
106 a0d146ed 2005-07-12 devnull if(verbose > 1){
107 a0d146ed 2005-07-12 devnull printarenapart(2, ap);
108 a0d146ed 2005-07-12 devnull fprint(2, "\n");
111 a0d146ed 2005-07-12 devnull initdcache(8 * MaxDiskBlock);
113 a0d146ed 2005-07-12 devnull found = 0;
114 a0d146ed 2005-07-12 devnull for(i = 0; i < ap->narenas; i++)
115 a0d146ed 2005-07-12 devnull found += findscore(ap->arenas[i], score);
117 a0d146ed 2005-07-12 devnull print("found %d occurrences of %V\n", found, score);
119 a0d146ed 2005-07-12 devnull if(verbose > 1)
120 a0d146ed 2005-07-12 devnull printstats();
121 a0d146ed 2005-07-12 devnull threadexitsall(0);