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add afCr[j] command (#8202)

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* switch afc command with afC command, meanwhild change afcrj to fit r2api
This commit is contained in:
izhuer 2017-08-14 12:09:36 -05:00 committed by radare
parent a4b4fc72dc
commit 106eb06bd3
1 changed files with 85 additions and 20 deletions
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105
libr/core/cmd_anal.c
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@ -197,8 +197,8 @@ static const char *help_msg_af[] = {
"afb+", " fcnA bbA sz [j] [f] ([t]( [d]))", "add bb to function @ fcnaddr",
"afb", "[?] [addr]", "List basic blocks of given function",
"afB", " 16", "set current function as thumb (change asm.bits)",
"afc[c]", " ([addr])@[addr]", "calculate the Cycles (afc) or Cyclomatic Complexity (afcc)",
"afC", "[?] type @[addr]", "set calling convention for function",
"afC[c]", " ([addr])@[addr]", "calculate the Cycles (afC) or Cyclomatic Complexity (afCc)",
"afc", "[?] type @[addr]", "set calling convention for function",
"aft", "[?]", "type matching, type propagation",
"aff", "", "re-adjust function boundaries to fit",
"afF", "[1|0|]", "fold/unfold/toggle",
@ -1766,7 +1766,7 @@ static bool setFunctionName(RCore *core, ut64 off, const char *name, bool prefix
return true;
}
static void afcc(RCore *core, const char *input) {
static void afCc(RCore *core, const char *input) {
ut64 addr;
RAnalFunction *fcn;
if (*input == ' ') {
@ -1993,7 +1993,7 @@ static int cmd_anal_fcn(RCore *core, const char *input) {
case 't': // "aft"
type_cmd (core, input + 2);
break;
case 'c': // "afc"
case 'C': // "afC"
if (input[2] == 'c') {
RAnalFunction *fcn;
if ((fcn = r_anal_get_fcn_in (core->anal, core->offset, 0)) != NULL) {
@ -2002,26 +2002,27 @@ static int cmd_anal_fcn(RCore *core, const char *input) {
eprintf ("Error: Cannot find function at 0x08%" PFMT64x "\n", core->offset);
}
} else if (input[2] == '?') {
eprintf ("Usage: afc[c] ([addr])\n"
" afc - function cycles cost\n"
" afcc - cyclomatic complexity\n");
eprintf ("Usage: afC[c] ([addr])\n"
" afC - function cycles cost\n"
" afCc - cyclomatic complexity\n");
} else {
afcc (core, input + 3);
afCc (core, input + 3);
}
break;
case 'C':{ // "afC"
case 'c':{ // "afc"
RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, 0);
if (!fcn && !(input[2] == '?'|| input[2] == 'l' || input[2] == 'o')) {
eprintf ("Cannot find function here\n");
break;
}
const char *help_afC[] = {
"Usage:", "afC[agl?]", "",
"afC", " convention", "Manually set calling convention for current function",
"afC", "", "Show Calling convention for the Current function",
"afCa", "", "Analyse function for finding the current calling convention",
"afCl", "", "List all available calling conventions",
"afCo", " path", "Open Calling Convention sdb profile from given path",
const char *help_afc[] = {
"Usage:", "afc[agl?]", "",
"afc", " convention", "Manually set calling convention for current function",
"afc", "", "Show Calling convention for the Current function",
"afcr", "[j]", "Show register usage for the current function",
"afca", "", "Analyse function for finding the current calling convention",
"afcl", "", "List all available calling conventions",
"afco", " path", "Open Calling Convention sdb profile from given path",
NULL };
switch (input[2]) {
case 'o':{
@ -2035,19 +2036,83 @@ static int cmd_anal_fcn(RCore *core, const char *input) {
free (dbpath);
} break;
case'?':
r_core_cmd_help (core, help_afC);
r_core_cmd_help (core, help_afc);
break;
case 'l': //afCl list all function Calling conventions.
case 'l': //afcl list all function Calling conventions.
sdb_foreach (core->anal->sdb_cc, cc_print, NULL);
break;
case 'a':
eprintf ("Todo\n");
break;
case 'r': { // afcr
int i;
char *out, *cmd, *regname, *tmp;
char *subvec_str = r_str_new ("");
char *json_str = r_str_new ("");
// if json_str initialize to NULL, it's possible for afcrj to output a (null)
// subvec_str and json_str should be valid until exiting this code block
bool json = input[3] == 'j'? true: false;
for (i = 0; i <= 11; i++) {
if (i == 0) {
cmd = r_str_newf ("cc.%s.ret", fcn->cc);
} else {
cmd = r_str_newf ("cc.%s.arg%d", fcn->cc, i);
}
if (i < 7) {
regname = r_str_new (cmd);
} else {
regname = r_str_newf ("cc.%s.float_arg%d", fcn->cc, i - 6);
}
out = sdb_querys (core->anal->sdb_cc, NULL, 0, cmd);
free (cmd);
if (out) {
out[strlen (out) - 1] = 0;
if (json) {
tmp = subvec_str;
subvec_str = r_str_newf ("%s,\"%s\"", subvec_str, out);
free (tmp);
} else {
r_cons_printf ("%s: %s\n", regname, out);
}
free (out);
}
free (regname);
if (!subvec_str[0]) {
continue;
}
switch (i) {
case 0: {
tmp = json_str;
json_str = r_str_newf ("%s,\"ret\":%s", json_str, subvec_str + 1);
free (tmp);
} break;
case 6: {
tmp = json_str;
json_str = r_str_newf ("%s,\"args\":[%s]", json_str, subvec_str + 1);
free (tmp);
} break;
case 11: {
tmp = json_str;
json_str = r_str_newf ("%s,\"float_args\":[%s]", json_str, subvec_str + 1);
free (tmp);
} break;
default:
continue;
}
free (subvec_str);
subvec_str = r_str_new ("");
}
if (json && json_str[0]) {
r_cons_printf ("{%s}\n", json_str + 1);
}
free (subvec_str);
free (json_str);
} break;
case ' ': {
char *cc = r_str_chop (strdup (input + 3));
if (!r_anal_cc_exist (core->anal, cc)) {
eprintf ("Unknown calling convention '%s'\n"
"See afCl for available types\n", cc);
"See afcl for available types\n", cc);
} else {
fcn->cc = r_str_const (r_anal_cc_to_constant (core->anal, cc));
}
@ -2056,7 +2121,7 @@ static int cmd_anal_fcn(RCore *core, const char *input) {
r_cons_println (fcn->cc);
break;
default:
r_cons_println ("See afC?");
r_cons_println ("See afc?");
}
}break;
case 'B': // "afB" // set function bits