125 lines
2.6 KiB
C
125 lines
2.6 KiB
C
/*
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* ----------------------------------------------------------------------------
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* "THE BEER-WARE LICENSE" (Revision 42):
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* <phk@FreeBSD.org> wrote this file. As long as you retain this notice you
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* can do whatever you want with this stuff. If we meet some day, and you think
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* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
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* ----------------------------------------------------------------------------
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*
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* $Id$
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <fcntl.h>
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#include <kvm.h>
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#include <err.h>
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#define MAXBB 32768
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struct bb {
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u_long zero_one;
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u_long filename;
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u_long counts;
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u_long ncounts;
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u_long next;
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u_long addr;
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u_long nwords;
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u_long func;
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u_long lineno;
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u_long file;
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};
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struct nlist namelist[] = {
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{ "bbset" },
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{ NULL }
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};
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u_long lineno[MAXBB];
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u_long counts[MAXBB];
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u_long addr[MAXBB];
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u_long func[MAXBB];
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u_long file[MAXBB];
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char *fn[MAXBB];
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char *pn[MAXBB];
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kvm_t *kv;
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int
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main()
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{
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int i,j;
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u_long l1,l2,l3;
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struct bb bb;
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char buf[128];
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kv = kvm_open(NULL,NULL,NULL,O_RDWR,"dnc");
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if (!kv)
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err(1,"kvm_open");
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i = kvm_nlist(kv,namelist);
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if (i)
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err(1,"kvm_nlist");
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l1 = namelist[0].n_value;
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kvm_read(kv,l1,&l2,sizeof l2);
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while(l2--) {
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l1 += sizeof l1;
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kvm_read(kv,l1,&l3,sizeof l3);
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kvm_read(kv,l3,&bb,sizeof bb);
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if (!bb.ncounts)
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continue;
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if (bb.ncounts > MAXBB) {
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fprintf(stderr,"found %lu counts above limit of %u\n",
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bb.ncounts, MAXBB);
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exit (1);
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}
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kvm_read(kv,bb.lineno,lineno, bb.ncounts * sizeof lineno[0]);
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kvm_read(kv,bb.counts,counts, bb.ncounts * sizeof counts[0]);
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kvm_read(kv,bb.addr, addr, bb.ncounts * sizeof addr[0]);
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kvm_read(kv,bb.file, file, bb.ncounts * sizeof file[0]);
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kvm_read(kv,bb.func, func, bb.ncounts * sizeof func[0]);
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for (i=0; i < bb.ncounts; i++) {
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if (!counts[i])
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continue;
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if (!pn[i] && func[i]) {
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kvm_read(kv,func[i], buf, sizeof buf);
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buf[sizeof buf -1] = 0;
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pn[i] = strdup(buf);
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for(j=i+1;j<bb.ncounts;j++)
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if (func[j] == func[i]) {
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pn[j] = pn[i];
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func[j] = 0;
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}
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}
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if (!pn[i])
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pn[i] = "-";
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if (!fn[i] && file[i]) {
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kvm_read(kv,file[i], buf, sizeof buf);
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buf[sizeof buf -1] = 0;
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fn[i] = strdup(buf);
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for(j=i+1;j<bb.ncounts;j++)
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if (file[j] == file[i]) {
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fn[j] = fn[i];
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file[j] = 0;
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}
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}
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if (!fn[i])
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fn[i] = "-";
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printf("%s %5lu %s %lu %lu\n",
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fn[i],lineno[i],pn[i],addr[i],counts[i]);
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}
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for(i=0;i<bb.ncounts;i++) {
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if (func[i] && pn[i])
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free(pn[i]);
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if (file[i] && fn[i])
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free(fn[i]);
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pn[i] = 0;
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fn[i] = 0;
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}
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}
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return 0;
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}
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