mirror of
https://github.com/radareorg/radare2.git
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137 lines
4.6 KiB
C
137 lines
4.6 KiB
C
/* radare - LGPL - Copyright 2010-2015 - nibble, pancake */
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#include <stdio.h>
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#include <string.h>
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#include <r_anal.h>
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#include <r_list.h>
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#include <r_util.h>
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#include <r_core.h>
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R_API int r_core_gdiff_fcn(RCore *c, ut64 addr, ut64 addr2) {
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RList *la, *lb;
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RAnalFunction *fa = r_anal_get_fcn_at (c->anal, addr, 0);
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RAnalFunction *fb = r_anal_get_fcn_at (c->anal, addr2, 0);
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la = r_list_new ();
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r_list_append (la, fa);
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lb = r_list_new ();
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r_list_append (lb, fb);
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r_anal_diff_fcn (c->anal, la, lb);
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r_list_free (la);
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r_list_free (lb);
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return false;
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}
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/* Fingerprint functions and blocks, then diff. */
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R_API int r_core_gdiff(RCore *c, RCore *c2) {
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RCore *cores[2] = {c, c2};
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RAnalFunction *fcn;
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RAnalBlock *bb;
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RListIter *iter, *iter2;
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int i;
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if (!c || !c2)
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return false;
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for (i = 0; i < 2; i++) {
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/* remove strings */
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r_list_foreach_safe (cores[i]->anal->fcns, iter, iter2, fcn) {
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if (!strncmp (fcn->name, "str.", 4)) {
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r_list_delete (cores[i]->anal->fcns, iter);
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}
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}
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/* Fingerprint fcn bbs (functions basic-blocks) */
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r_list_foreach (cores[i]->anal->fcns, iter, fcn) {
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r_list_foreach (fcn->bbs, iter2, bb) {
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r_anal_diff_fingerprint_bb (cores[i]->anal, bb);
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}
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}
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/* Fingerprint fcn */
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r_list_foreach (cores[i]->anal->fcns, iter, fcn) {
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int newsize = r_anal_diff_fingerprint_fcn (cores[i]->anal, fcn);
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r_anal_fcn_set_size (fcn, newsize);
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}
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}
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/* Diff functions */
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r_anal_diff_fcn (cores[0]->anal, cores[0]->anal->fcns, cores[1]->anal->fcns);
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return true;
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}
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/* copypasta from radiff2 */
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static void diffrow(ut64 addr, const char *name, ut32 size, int maxnamelen,
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int digits, ut64 addr2, const char *name2, ut32 size2,
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const char *match, double dist, int bare) {
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if (bare) {
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if (addr2 == UT64_MAX || !name2)
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printf ("0x%016"PFMT64x" |%8s (%f)\n", addr, match, dist);
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else printf ("0x%016"PFMT64x" |%8s (%f) | 0x%016"PFMT64x"\n", addr, match, dist, addr2);
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return;
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}
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if (addr2 == UT64_MAX || !name2)
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printf ("%*s %*d 0x%"PFMT64x" |%8s (%f)\n",
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maxnamelen, name, digits, size, addr, match, dist);
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else printf ("%*s %*d 0x%"PFMT64x" |%8s (%f) | 0x%"PFMT64x" %*d %s\n",
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maxnamelen, name, digits, size, addr, match, dist, addr2,
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digits, size2, name2);
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}
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R_API void r_core_diff_show(RCore *c, RCore *c2) {
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const char *match;
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RListIter *iter;
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RAnalFunction *f;
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RList *fcns = r_anal_get_fcns (c->anal);
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int maxnamelen = 0;
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int maxsize = 0;
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int digits = 1;
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int len;
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int bare = r_config_get_i (c->config, "diff.bare") || r_config_get_i (c2->config, "diff.bare");
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r_list_foreach (fcns, iter, f) {
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if (f->name && (len = strlen(f->name)) > maxnamelen)
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maxnamelen = len;
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if (r_anal_fcn_size (f) > maxsize)
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maxsize = r_anal_fcn_size (f);
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}
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fcns = r_anal_get_fcns (c2->anal);
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r_list_foreach (fcns, iter, f) {
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if (f->name && (len = strlen(f->name)) > maxnamelen)
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maxnamelen = len;
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if (r_anal_fcn_size (f) > maxsize)
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maxsize = r_anal_fcn_size (f);
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}
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while (maxsize > 9) {
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maxsize /= 10;
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digits++;
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}
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fcns = r_anal_get_fcns (c->anal);
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r_list_foreach (fcns, iter, f) {
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switch (f->type) {
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case R_ANAL_FCN_TYPE_FCN:
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case R_ANAL_FCN_TYPE_SYM:
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switch (f->diff->type) {
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case R_ANAL_DIFF_TYPE_MATCH:
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match = "MATCH";
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break;
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case R_ANAL_DIFF_TYPE_UNMATCH:
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match = "UNMATCH";
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break;
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default:
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match = "NEW";
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}
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diffrow (f->addr, f->name, r_anal_fcn_size (f), maxnamelen,
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digits, f->diff->addr, f->diff->name, f->diff->size,
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match, f->diff->dist, bare);
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break;
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}
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}
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fcns = r_anal_get_fcns (c2->anal);
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r_list_foreach (fcns, iter, f) {
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switch (f->type) {
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case R_ANAL_FCN_TYPE_FCN:
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case R_ANAL_FCN_TYPE_SYM:
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if (f->diff->type == R_ANAL_DIFF_TYPE_NULL)
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diffrow (f->addr, f->name, r_anal_fcn_size (f), maxnamelen,
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digits, f->diff->addr, f->diff->name, f->diff->size,
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"NEW", f->diff->dist, bare);
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}
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}
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}
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