Magic-Mirror/radare2
1
0
Fork 0
mirror of https://github.com/radareorg/radare2.git synced 2025-02-10 16:23:08 +00:00
Code Issues Actions 3 Packages Projects Releases Wiki Activity

Fix #4293 - Fix mips string reference detection with ESIL

Browse Source
This commit is contained in:
pancake 2016-03-16 15:14:05 +01:00
parent f4eb0893a9
commit cb119968dd
1 changed files with 22 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
libr/core/anal.c
View File

@ -2511,6 +2511,28 @@ R_API void r_core_anal_esil (RCore *core, const char *str) {
add_string_ref (core, op.ptr);
}
break;
case R_ANAL_OP_TYPE_ADD:
/* TODO: test if this is valid for other archs too */
if (!strcmp (core->anal->cpu, "mips")) {
ut64 dst = ESIL->cur;
if (dst > 0xffff && op.src[1] && (dst & 0xffff) == op.src[1]->imm &&
myvalid (dst) && r_io_is_valid_offset (mycore->io, dst, 0)) {
RFlagItem *f;
char *str;
r_anal_ref_add (core->anal, dst, cur, 'd');
add_string_ref (core, op.ptr);
if ((f = r_flag_get_i2 (core->flags, dst))) {
r_meta_set_string (core->anal, R_META_TYPE_COMMENT, cur, f->name);
} else if ((str = is_string_at (mycore, dst, NULL))) {
char *str2 = sdb_fmt (0, "esilref: '%s'", str);
r_meta_set_string (core->anal, R_META_TYPE_COMMENT, cur, str2);
free (str);
}
}
}
break;
case R_ANAL_OP_TYPE_LOAD:
{
ut64 dst = esilbreak_last_read;