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121 lines
3.1 KiB
C
121 lines
3.1 KiB
C
/* radare - LGPL - Copyright 2013-2014 - pancake */
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#include <r_anal.h>
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#define DB a->sdb_hints
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#define setf(x,y...) snprintf(x,sizeof(x)-1,##y)
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R_API void r_anal_hint_clear (RAnal *a) {
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sdb_reset (a->sdb_hints);
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}
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R_API void r_anal_hint_del (RAnal *a, ut64 addr, int size) {
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char key[128];
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if (size>1) {
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eprintf ("TODO: r_anal_hint_del: in range\n");
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} else {
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eprintf ("Unset at %llx\n", addr);
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setf (key, "hint.0x%08"PFMT64x, addr);
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sdb_unset (a->sdb_hints, key, 0);
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}
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}
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static void setHint (RAnal *a, const char *type, ut64 addr, const char *s, ut64 ptr) {
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int idx;
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char key[128], val[128], *nval = NULL;
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setf (key, "hint.0x%"PFMT64x, addr);
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idx = sdb_array_indexof (DB, key, type, 0);
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if (s) nval = sdb_encode ((const ut8*)s, 0);
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else nval = sdb_itoa (ptr, val, 16);
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if (idx != -1) {
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if (!s) nval = sdb_itoa (ptr, val, 16);
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sdb_array_set (DB, key, idx+1, nval, 0);
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} else {
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sdb_array_push (DB, key, nval, 0);
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sdb_array_push (DB, key, type, 0);
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}
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if (s) free (nval);
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}
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R_API void r_anal_hint_set_jump (RAnal *a, ut64 addr, ut64 ptr) {
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setHint (a, "jump:", addr, NULL, ptr);
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}
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R_API void r_anal_hint_set_fail(RAnal *a, ut64 addr, ut64 ptr) {
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setHint (a, "fail:", addr, NULL, ptr);
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}
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R_API void r_anal_hint_set_pointer (RAnal *a, ut64 addr, ut64 ptr) {
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setHint (a, "ptr:", addr, NULL, ptr);
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}
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R_API void r_anal_hint_set_arch (RAnal *a, ut64 addr, const char *arch) {
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setHint (a, "arch:", addr, r_str_trim_const (arch), 0);
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}
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R_API void r_anal_hint_set_opcode (RAnal *a, ut64 addr, const char *opcode) {
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setHint (a, "opcode:", addr, r_str_trim_const (opcode), 0);
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}
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R_API void r_anal_hint_set_esil (RAnal *a, ut64 addr, const char *esil) {
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setHint (a, "esil:", addr, r_str_trim_const (esil), 0);
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}
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R_API void r_anal_hint_set_bits (RAnal *a, ut64 addr, int bits) {
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setHint (a, "bits:", addr, NULL, bits);
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}
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R_API void r_anal_hint_set_size (RAnal *a, ut64 addr, int size) {
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setHint (a, "size:", addr, NULL, size);
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}
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R_API void r_anal_hint_free (RAnalHint *h) {
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if (!h) return;
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free (h->arch);
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free (h->esil);
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free (h->opcode);
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free (h);
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}
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R_API RAnalHint *r_anal_hint_from_string(RAnal *a, ut64 addr, const char *str) {
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char *r, *nxt;
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int token = 0;
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RAnalHint *hint = R_NEW0 (RAnalHint);
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char *s = strdup (str);
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hint->addr = addr;
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for (r = s; ; r = nxt) {
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r = sdb_anext (r, &nxt);
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if (token) {
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switch (token) {
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case 'j': hint->jump = sdb_atoi (r); break;
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case 'f': hint->fail = sdb_atoi (r); break;
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case 'p': hint->ptr = sdb_atoi (r); break;
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case 'b': hint->bits = sdb_atoi (r); break;
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case 's': hint->size = sdb_atoi (r); break;
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case 'o': hint->opcode = (char*)sdb_decode (r, 0); break;
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case 'e': hint->esil = (char*)sdb_decode (r, 0); break;
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case 'a': hint->arch = (char*)sdb_decode (r, 0); break;
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}
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token = 0;
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} else token = *r;
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if (!nxt)
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break;
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}
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free (s);
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return hint;
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}
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R_API RAnalHint *r_anal_hint_get(RAnal *a, ut64 addr) {
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char key[128];
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const char *s;
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RAnalHint *hint;
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setf (key, "hint.0x%"PFMT64x, addr);
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s = sdb_const_get (DB, key, 0);
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if (!s) {
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return NULL;
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}
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hint = r_anal_hint_from_string (a, addr, s);
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return hint;
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}
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