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Add tt command (#4400) (#9765)

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FXTi 2018-03-26 06:59:52 +08:00 committed by radare
parent 3bc955c713
commit 45f1372568
2 changed files with 59 additions and 1 deletions
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49
libr/core/cmd_type.c
View File

@ -32,6 +32,7 @@ static const char *help_msg_t[] = {
"tp", " <type> = <address>", "cast data at <address> to <type> and print it",
"ts", "[?]", "print loaded struct types",
"tu", "[?]", "print loaded union types",
"tt", "[?]", "List all loaded typedefs",
//"| ts k=v k=v @ link.addr set fields at given linked type\n"
NULL
};
@ -77,6 +78,15 @@ static const char *help_msg_te[] = {
NULL
};
static const char *help_msg_tt[] = {
"USAGE tt[...]", "", "",
"tt", "", "List all loaded typedefs",
"tt", " <typename>", "Show name for given type alias",
"tt?", "", "show this help",
NULL
};
static const char *help_msg_tl[] = {
"Usage:", "", "",
"tl", "", "list all links in readable format",
@ -125,6 +135,7 @@ static void cmd_type_init(RCore *core) {
DEFINE_CMD_DESCRIPTOR (core, tn);
DEFINE_CMD_DESCRIPTOR (core, ts);
DEFINE_CMD_DESCRIPTOR (core, tu);
DEFINE_CMD_DESCRIPTOR (core, tt);
}
static void show_help(RCore *core) {
@ -199,7 +210,7 @@ static void save_parsed_type(RCore *core, const char *parsed) {
if (type) {
char *name = NULL;
if ((name = strstr (type, "=type")) || (name = strstr (type, "=struct")) || (name = strstr (type, "=union")) ||
(name = strstr (type, "=enum")) || (name = strstr (type, "=func"))) {
(name = strstr (type, "=enum")) || (name = strstr (type, "=typedef")) ||(name = strstr (type, "=func"))) {
*name = 0;
while (name - 1 >= type && *(name - 1) != '\n') {
name--;
@ -813,6 +824,42 @@ static int cmd_type(void *data, const char *input) {
case 'f':
sdb_foreach (core->anal->sdb_types, stdprintiffunc, core);
break;
case 't': {
if (!input[1]) {
char *name = NULL;
SdbKv *kv;
SdbListIter *iter;
SdbList *l = sdb_foreach_list (core->anal->sdb_types, true);
ls_foreach (l, iter, kv) {
if (!strcmp (kv->value, "typedef")) {
if (!name || strcmp (kv->value, name)) {
free (name);
name = strdup (kv->key);
r_cons_println (name);
}
}
}
free (name);
ls_free (l);
break;
}
if (input[1] == '?') {
r_core_cmd_help (core, help_msg_tt);
break;
}
char *s = strdup (input + 2);
const char *istypedef;
istypedef = sdb_const_get (core->anal->sdb_types, s, 0);
if (istypedef && !strncmp (istypedef, "typedef", 7)) {
const char *q = sdb_fmt (0, "typedef.%s", s);
const char *res = sdb_const_get (core->anal->sdb_types, q, 0);
if (res)
r_cons_println (res);
} else {
eprintf ("This is not an typedef\n");
}
free (s);
} break;
case '?':
show_help (core);
break;

11
shlr/tcc/tccgen.c
View File

@ -1438,6 +1438,17 @@ the_end:
}
}
type->t = t;
/* Provide SDB with typedefs' info */
if (t & VT_TYPEDEF) {
const char *alias = NULL;
char buf[500];
alias = get_tok_str(tok, NULL);
type_to_str(buf, sizeof(buf), type, NULL);
tcc_appendf("%s=typedef\n",alias);
tcc_appendf("typedef.%s=%s\n",alias, buf);
}
return type_found;
}