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Implement aflxj ##anal

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rax2 2022-09-24 11:47:42 +03:00 committed by GitHub
parent ea6e87940f
commit 9e445bc815
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2 changed files with 99 additions and 23 deletions
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92
libr/core/cmd_anal.c
View File

@ -4064,6 +4064,48 @@ R_API void r_core_af(RCore *core, ut64 addr, const char *name, bool anal_calls)
#endif
}
static void cmd_aflxj(RCore *core) {
ut64 addr = faddr (core, core->offset, NULL);
RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, addr, R_ANAL_FCN_TYPE_ANY);
RList *xrefs = r_anal_xrefs_get (core->anal, addr);
Sdb *db = sdb_new0 ();
RListIter *iter;
RAnalRef *ref;
r_list_foreach (xrefs, iter, ref) {
bool nr = false;
ut64 fa = faddr (core, ref->addr, &nr);
char *key = r_str_newf ("0x%08"PFMT64x, fa);
sdb_array_add_num (db, key, ref->addr, 0);
}
SdbList *keys = sdb_foreach_list (db, true);
SdbListIter *liter;
SdbKv *kv;
PJ * pj = r_core_pj_new (core);
if (pj) {
pj_o(pj);
}
ls_foreach (keys, liter, kv) {
const char *key = sdbkv_key(kv);
const char *value = sdbkv_value (kv);
ut64 fcn_xref_addr = r_num_get (NULL, key);
ut64 xref_addr = r_num_get (NULL, value);
RAnalFunction *xref = r_anal_get_fcn_in (core->anal, fcn_xref_addr, R_ANAL_FCN_TYPE_ANY);
pj_kn(pj, "address", fcn->addr);
pj_ks(pj, "name", fcn->name);
pj_ko(pj, "xrefs");
pj_ka(pj, xref->name);
pj_n(pj, xref_addr);
pj_end(pj);
pj_end(pj);
}
pj_end(pj);
char *s = pj_drain (pj);
r_cons_printf ("%s\n", s);
free (s);
sdb_free (db);
ls_free (keys);
}
static void cmd_afci(RCore *core, RAnalFunction *fcn) {
const char *cc = (fcn && fcn->cc)? fcn->cc: "reg";
r_core_cmdf (core, "afcll~%s (", cc);
@ -4451,31 +4493,35 @@ static int cmd_af(RCore *core, const char *input) {
break;
case 'x': // "aflx"
{
ut64 addr = faddr (core, core->offset, NULL);
RList *xrefs = r_anal_xrefs_get (core->anal, addr);
Sdb *db = sdb_new0 ();
// sort by function and uniq to avoid dupped results
RListIter *iter;
RAnalRef *ref;
r_list_foreach (xrefs, iter, ref) {
bool nr = false;
ut64 fa = faddr (core, ref->addr, &nr);
char *key = r_str_newf ("0x%08"PFMT64x, fa);
sdb_array_add_num (db, key, ref->addr, 0);
}
SdbList *keys = sdb_foreach_list (db, true);
SdbListIter *liter;
SdbKv *kv;
bool rad = input[3] == '*';
ls_foreach (keys, liter, kv) {
if (rad) {
r_cons_printf ("s %s;af-;af;s-\n", (const char *)kv->base.key);
} else {
r_cons_printf ("%s %s\n", (const char *)kv->base.key, (const char *)kv->base.value);
if (input[3] == 'j') {
cmd_aflxj (core);
} else {
ut64 addr = faddr (core, core->offset, NULL);
RList *xrefs = r_anal_xrefs_get (core->anal, addr);
Sdb *db = sdb_new0 ();
// sort by function and uniq to avoid dupped results
RListIter *iter;
RAnalRef *ref;
r_list_foreach (xrefs, iter, ref) {
bool nr = false;
ut64 fa = faddr (core, ref->addr, &nr);
char *key = r_str_newf ("0x%08"PFMT64x, fa);
sdb_array_add_num (db, key, ref->addr, 0);
}
SdbList *keys = sdb_foreach_list (db, true);
SdbListIter *liter;
SdbKv *kv;
bool rad = input[3] == '*';
ls_foreach (keys, liter, kv) {
if (rad) {
r_cons_printf ("s %s;af-;af;s-\n", (const char *)kv->base.key);
} else {
r_cons_printf ("%s %s\n", (const char *)kv->base.key, (const char *)kv->base.value);
}
}
sdb_free (db);
ls_free (keys);
}
sdb_free (db);
ls_free (keys);
}
break;
case 's': // "afls"

30
test/db/cmd/cmd_aflxj Normal file
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@ -0,0 +1,30 @@
NAME=aflxj
FILE=bins/elf/analysis/linux_x64_endbr64
CMDS=<<EOF
aaa
aflxj @ 0x00005ec0
EOF
EXPECT=<<EOF
{"address":24256,"name":"fcn.00005ec0","xrefs":{"main":[22075]},"address":24256,"name":"fcn.00005ec0","xrefs":{"fcn.00007360":[29561]},"address":24256,"name":"fcn.00005ec0","xrefs":{"fcn.00007840":[30909]},"address":24256,"name":"fcn.00005ec0","xrefs":{"fcn.00007c50":[31977]},"address":24256,"name":"fcn.00005ec0","xrefs":{"fcn.00009ca0":[40914]}}
EOF
RUN
FILE=bins/elf/analysis/ls-linux-x86_64-zlul
CMDS=<<EOF
aa
aflxj @ 0x004021f0
EOF
EXPECT=<<EOF
{"address":4202992,"name":"sym.imp.free","xrefs":{"main":[4207990]},"address":4202992,"name":"sym.imp.free","xrefs":{"fcn.00404de0":[4214527]},"address":4202992,"name":"sym.imp.free","xrefs":{"fcn.00404ff0":[4215018]},"address":4202992,"name":"sym.imp.free","xrefs":{"fcn.00407cb0":[4228794]},"address":4202992,"name":"sym.imp.free","xrefs":{"fcn.0040b260":[4240299]},"address":4202992,"name":"sym.imp.free","xrefs":{"fcn.0040b4a0":[4240660]},"address":4202992,"name":"sym.imp.free","xrefs":{"fcn.0040ba60":[4242332]},"address":4202992,"name":"sym.imp.free","xrefs":{"fcn.0040ce40":[4247435]},"address":4202992,"name":"sym.imp.free","xrefs":{"fcn.0040e580":[4253321]}}
EOF
RUN
FILE=bins/elf/analysis/ls-linux-x86_64-zlul
CMDS=<<EOF
aa
aflxj @ 0x004021c0
EOF
EXPECT=<<EOF
{"address":4202944,"name":"sym.imp.getenv","xrefs":{"main":[4205091]},"address":4202944,"name":"sym.imp.getenv","xrefs":{"fcn.0040c830":[4245672]}}
EOF
RUN