73 lines
1.3 KiB
C
73 lines
1.3 KiB
C
#include <u.h>
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#include <libc.h>
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#include <venti.h>
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#include <libsec.h>
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#include <thread.h>
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void
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usage(void)
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{
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fprint(2, "usage: root [-h host] score\n");
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threadexitsall("usage");
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}
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void
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threadmain(int argc, char *argv[])
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{
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int i, n;
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uchar score[VtScoreSize];
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uchar *buf;
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VtConn *z;
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char *host;
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VtRoot root;
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fmtinstall('F', vtfcallfmt);
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fmtinstall('V', vtscorefmt);
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quotefmtinstall();
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host = nil;
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ARGBEGIN{
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case 'h':
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host = EARGF(usage());
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break;
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default:
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usage();
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break;
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}ARGEND
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if(argc == 0)
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usage();
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buf = vtmallocz(VtMaxLumpSize);
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z = vtdial(host);
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if(z == nil)
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sysfatal("could not connect to server: %r");
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if(vtconnect(z) < 0)
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sysfatal("vtconnect: %r");
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for(i=0; i<argc; i++){
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if(vtparsescore(argv[i], nil, score) < 0){
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fprint(2, "cannot parse score '%s': %r\n", argv[i]);
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continue;
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}
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n = vtread(z, score, VtRootType, buf, VtMaxLumpSize);
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if(n < 0){
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fprint(2, "could not read block %V: %r\n", score);
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continue;
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}
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if(n != VtRootSize){
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fprint(2, "block %V is wrong size %d != 300\n", score, n);
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continue;
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}
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if(vtrootunpack(&root, buf) < 0){
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fprint(2, "unpacking block %V: %r\n", score);
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continue;
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}
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print("%V: %q %q %V %d %V\n", score, root.name, root.type, root.score, root.blocksize, root.prev);
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}
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vthangup(z);
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threadexitsall(0);
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}
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