mirror of
https://github.com/radareorg/radare2.git
synced 2024-12-03 19:01:31 +00:00
733 lines
21 KiB
C
733 lines
21 KiB
C
/* radare - LGPL - Copyright 2009-2012 // pancake<nopcode.org> */
|
||
|
||
#if 1
|
||
/* TODO: Move into cmd_anal() */
|
||
static void var_help() {
|
||
eprintf("Try afv?\n"
|
||
" afv 12 int buffer[3]\n"
|
||
" afv 12 byte buffer[1024]\n"
|
||
"Try af[aAv][gs] [delta] [[addr]]\n"
|
||
" afag 0 = arg0 get\n"
|
||
" afvs 12 = var12 set\n"
|
||
"a = arg, A = fastarg, v = var\n"
|
||
"TODO: [[addr]] is not yet implemented. use @\n");
|
||
}
|
||
|
||
static int var_cmd(RCore *core, const char *str) {
|
||
RAnalFcn *fcn = r_anal_fcn_find (core->anal, core->offset,
|
||
R_ANAL_FCN_TYPE_FCN|R_ANAL_FCN_TYPE_SYM);
|
||
char *p, *p2, *p3, *ostr;
|
||
int type, delta;
|
||
|
||
ostr = p = strdup (str);
|
||
str = (const char *)ostr;
|
||
|
||
switch (*str) {
|
||
case 'V': // show vars in human readable format
|
||
r_anal_var_list_show (core->anal, fcn, core->offset);
|
||
break;
|
||
case '?':
|
||
var_help ();
|
||
break;
|
||
case 'v': // frame variable
|
||
case 'a': // stack arg
|
||
case 'A': // fastcall arg
|
||
// XXX nested dup
|
||
switch (*str) {
|
||
case 'v': type = R_ANAL_VAR_TYPE_LOCAL|R_ANAL_VAR_DIR_NONE; break;
|
||
case 'a': type = R_ANAL_VAR_TYPE_ARG|R_ANAL_VAR_DIR_IN; break;
|
||
case 'A': type = R_ANAL_VAR_TYPE_ARGREG|R_ANAL_VAR_DIR_IN; break;
|
||
default:
|
||
eprintf ("Unknown type\n");
|
||
return 0;
|
||
}
|
||
|
||
/* Variable access CFvs = set fun var */
|
||
switch (str[1]) {
|
||
case '\0': r_anal_var_list (core->anal, fcn, 0, 0); return 0;
|
||
case '?': var_help(); return 0;
|
||
case '.': r_anal_var_list (core->anal, fcn, core->offset, 0); return 0;
|
||
case 's':
|
||
case 'g':
|
||
if (str[2]!='\0') {
|
||
if (fcn != NULL) {
|
||
RAnalVar *var = r_anal_var_get (core->anal, fcn, atoi (str+2), R_ANAL_VAR_TYPE_LOCAL);
|
||
if (var != NULL)
|
||
return r_anal_var_access_add (core->anal, var, atoi (str+2), (str[1]=='g')?0:1);
|
||
eprintf ("Can not find variable in: '%s'\n", str);
|
||
} else eprintf ("Unknown variable in: '%s'\n", str);
|
||
return R_FALSE;
|
||
} else eprintf ("Missing argument\n");
|
||
break;
|
||
}
|
||
str++;
|
||
if (str[0]==' ') str++;
|
||
delta = atoi (str);
|
||
p = strchr (str, ' ');
|
||
if (p==NULL) {
|
||
var_help();
|
||
break;
|
||
}
|
||
p[0]='\0'; p++;
|
||
p2 = strchr (p, ' ');
|
||
if (p2) {
|
||
p2[0]='\0'; p2 = p2+1;
|
||
p3 = strchr (p2,'[');
|
||
if (p3 != NULL) {
|
||
p3[0]='\0';
|
||
p3=p3+1;
|
||
}
|
||
r_anal_var_add (core->anal, fcn, core->offset, delta, type, p, p2, p3?atoi(p3):0);
|
||
} else var_help ();
|
||
break;
|
||
default:
|
||
var_help ();
|
||
break;
|
||
}
|
||
free (ostr);
|
||
return 0;
|
||
}
|
||
#endif
|
||
|
||
static void cmd_syscall_do(RCore *core, int num) {
|
||
int i;
|
||
char str[64];
|
||
RSyscallItem *item = r_syscall_get (core->anal->syscall, num, -1);
|
||
if (item == NULL) {
|
||
r_cons_printf ("%d = unknown ()", num);
|
||
return;
|
||
}
|
||
r_cons_printf ("%d = %s (", item->num, item->name);
|
||
// TODO: move this to r_syscall
|
||
for (i=0; i<item->args; i++) {
|
||
ut64 arg = r_debug_arg_get (core->dbg, R_TRUE, i+1);
|
||
if (item->sargs==NULL)
|
||
r_cons_printf ("0x%08"PFMT64x"", arg);
|
||
else
|
||
switch (item->sargs[i]) {
|
||
case 'p': // pointer
|
||
r_cons_printf ("0x%08"PFMT64x"", arg);
|
||
break;
|
||
case 'i':
|
||
r_cons_printf ("%"PFMT64d"", arg);
|
||
break;
|
||
case 'z':
|
||
r_io_read_at (core->io, arg, (ut8*)str, sizeof (str));
|
||
// TODO: filter zero terminated string
|
||
str[63] = '\0';
|
||
r_str_filter (str, strlen (str));
|
||
r_cons_printf ("\"%s\"", str);
|
||
break;
|
||
default:
|
||
r_cons_printf ("0x%08"PFMT64x"", arg);
|
||
break;
|
||
}
|
||
if (i+1<item->args)
|
||
r_cons_printf (", ");
|
||
}
|
||
r_cons_printf (")\n");
|
||
}
|
||
|
||
static void r_core_anal_bytes (RCore *core, const ut8 *buf, int len) {
|
||
int ret, idx;
|
||
RAnalOp op;
|
||
|
||
for (idx=ret=0; idx<len; idx+=ret) {
|
||
ret = r_anal_op (core->anal, &op,
|
||
core->offset+idx, buf + idx, (len-idx));
|
||
if (ret<1) {
|
||
eprintf ("Oops at 0x%08"PFMT64x" (%02x %02x %02x ...)\n",
|
||
core->offset+idx, buf[idx], buf[idx+1], buf[idx+2]);
|
||
break;
|
||
}
|
||
r_cons_printf ("addr: 0x%08"PFMT64x"\n", core->offset+idx);
|
||
r_cons_printf ("size: %d\n", op.length);
|
||
r_cons_printf ("type: %d\n", op.type); // TODO: string
|
||
r_cons_printf ("eob: %d\n", op.eob);
|
||
r_cons_printf ("jump: 0x%08"PFMT64x"\n", op.jump);
|
||
r_cons_printf ("fail: 0x%08"PFMT64x"\n", op.fail);
|
||
r_cons_printf ("stack: %d\n", op.stackop); // TODO: string
|
||
r_cons_printf ("cond: %d\n", op.cond); // TODO: string
|
||
r_cons_printf ("family: %d\n", op.family);
|
||
r_cons_printf ("\n");
|
||
//r_cons_printf ("false: 0x%08"PFMT64x"\n", core->offset+idx);
|
||
}
|
||
}
|
||
|
||
static int cmd_anal(void *data, const char *input) {
|
||
const char *ptr;
|
||
RCore *core = (RCore *)data;
|
||
int l, len = core->blocksize;
|
||
ut64 addr = core->offset;
|
||
ut32 tbs = core->blocksize;
|
||
|
||
if (input[0] && input[1]) {
|
||
l = (int) r_num_get (core->num, input+2);
|
||
if (l>0) len = l;
|
||
if (l>tbs) {
|
||
r_core_block_size (core, l);
|
||
len = l;
|
||
}
|
||
}
|
||
|
||
r_cons_break (NULL, NULL);
|
||
|
||
switch (input[0]) {
|
||
case 'b':
|
||
if (input[1]==' ') {
|
||
int len;
|
||
ut8 *buf = malloc (strlen (input));
|
||
len = r_hex_str2bin (input+2, buf);
|
||
if (len>0) {
|
||
r_core_anal_bytes (core, buf, len);
|
||
}
|
||
free (buf);
|
||
} else eprintf ("Usage: ab [hexpair-bytes]\n");
|
||
break;
|
||
case '8':
|
||
if (input[1]==' ') {
|
||
RAsmCode *c = r_asm_mdisassemble_hexstr (core->assembler, input+2);
|
||
r_cons_puts (c->buf_asm);
|
||
r_asm_code_free (c);
|
||
} else eprintf ("Usage: a8 [hexpair-bytes]\n");
|
||
break;
|
||
case 'x':
|
||
switch (input[1]) {
|
||
case '\0':
|
||
case ' ':
|
||
// list xrefs from current address
|
||
{
|
||
ut64 addr = input[1]? r_num_math (core->num, input+1): core->offset;
|
||
RAnalFcn *fcn = r_anal_fcn_find (core->anal, addr, R_ANAL_FCN_TYPE_NULL);
|
||
if (fcn) {
|
||
RAnalRef *ref;
|
||
RListIter *iter;
|
||
r_list_foreach (fcn->refs, iter, ref) {
|
||
r_cons_printf ("%c 0x%08"PFMT64x" -> 0x%08"PFMT64x"\n",
|
||
ref->type, ref->at, ref->addr);
|
||
}
|
||
} else eprintf ("Cant find function\n");
|
||
}
|
||
break;
|
||
case 'c': // add meta xref
|
||
case 'd':
|
||
case 'C': {
|
||
char *p;
|
||
ut64 a, b;
|
||
RAnalFcn *fcn;
|
||
char *mi = strdup (input);
|
||
if (mi && mi[2]==' ' && (p=strchr (mi+3, ' '))) {
|
||
*p = 0;
|
||
a = r_num_math (core->num, mi+2);
|
||
b = r_num_math (core->num, p+1);
|
||
fcn = r_anal_fcn_find (core->anal, a, R_ANAL_FCN_TYPE_ROOT);
|
||
if (fcn) {
|
||
r_anal_fcn_xref_add (core->anal, fcn, a, b, input[1]);
|
||
} else eprintf ("Cannot add reference to non-function\n");
|
||
} else eprintf ("Usage: ax[cCd?] [src] [dst]\n");
|
||
free (mi);
|
||
}
|
||
break;
|
||
case '-': {
|
||
char *p;
|
||
ut64 a, b;
|
||
RAnalFcn *fcn;
|
||
char *mi = strdup (input);
|
||
if (mi && mi[2]==' ' && (p=strchr (mi+3, ' '))) {
|
||
*p = 0;
|
||
a = r_num_math (core->num, mi+2);
|
||
b = r_num_math (core->num, p+1);
|
||
fcn = r_anal_fcn_find (core->anal, a, R_ANAL_FCN_TYPE_ROOT);
|
||
if (fcn) {
|
||
r_anal_fcn_xref_del (core->anal, fcn, a, b, -1);
|
||
} else eprintf ("Cannot del reference to non-function\n");
|
||
} else eprintf ("Usage: ax- [src] [dst]\n");
|
||
free (mi);
|
||
}
|
||
break;
|
||
default:
|
||
case '?':
|
||
r_cons_printf (
|
||
"Usage: ax[-cCd?] [src] [dst]\n"
|
||
" axc sym.main+0x38 sym.printf ; add code ref\n"
|
||
" axC sym.main sym.puts ; add call ref\n"
|
||
" axd sym.main str.helloworld ; add data ref\n"
|
||
" ax- sym.main str.helloworld ; remove reference\n");
|
||
break;
|
||
}
|
||
break;
|
||
case 'o':
|
||
if (input[1] == '?') {
|
||
r_cons_printf (
|
||
"Usage: ao[e?] [len]\n"
|
||
" aoe ; emulate opcode at current offset\n"
|
||
" aoe 4 ; emulate 4 opcodes starting at current offset\n"
|
||
" ao 5 ; display opcode analysis of 5 opcodes\n");
|
||
} else
|
||
if (input[1] == 'e') {
|
||
eprintf ("TODO: r_anal_op_execute\n");
|
||
} else {
|
||
r_core_anal_bytes (core, core->block, len);
|
||
}
|
||
break;
|
||
case 'f':
|
||
switch (input[1]) {
|
||
case '-':
|
||
r_anal_fcn_del (core->anal, r_num_math (core->num, input+2));
|
||
break;
|
||
case '+':
|
||
{
|
||
char *ptr = strdup (input+3);
|
||
const char *ptr2;
|
||
int n = r_str_word_set0 (ptr);
|
||
const char *name = NULL;
|
||
ut64 addr = -1LL;
|
||
ut64 size = 0LL;
|
||
RAnalDiff *diff = NULL;
|
||
int type = R_ANAL_FCN_TYPE_FCN;
|
||
|
||
if (n > 2) {
|
||
switch(n) {
|
||
case 5:
|
||
ptr2 = r_str_word_get0 (ptr, 4);
|
||
if (!(diff = r_anal_diff_new ())) {
|
||
eprintf ("error: Cannot init RAnalDiff\n");
|
||
free (ptr);
|
||
return R_FALSE;
|
||
}
|
||
if (ptr2[0] == 'm')
|
||
diff->type = R_ANAL_DIFF_TYPE_MATCH;
|
||
else if (ptr2[0] == 'u')
|
||
diff->type = R_ANAL_DIFF_TYPE_UNMATCH;
|
||
case 4:
|
||
ptr2 = r_str_word_get0 (ptr, 3);
|
||
if (strchr (ptr2, 'l'))
|
||
type = R_ANAL_FCN_TYPE_LOC;
|
||
else if (strchr (ptr2, 'i'))
|
||
type = R_ANAL_FCN_TYPE_IMP;
|
||
else if (strchr (ptr2, 's'))
|
||
type = R_ANAL_FCN_TYPE_SYM;
|
||
else type = R_ANAL_FCN_TYPE_FCN;
|
||
case 3:
|
||
name = r_str_word_get0 (ptr, 2);
|
||
case 2:
|
||
size = r_num_math (core->num, r_str_word_get0 (ptr, 1));
|
||
case 1:
|
||
addr = r_num_math (core->num, r_str_word_get0 (ptr, 0));
|
||
}
|
||
if (!r_anal_fcn_add (core->anal, addr, size, name, type, diff))
|
||
eprintf ("Cannot add function (duplicated)\n");
|
||
}
|
||
r_anal_diff_free (diff);
|
||
free (ptr);
|
||
}
|
||
break;
|
||
case 'i':
|
||
r_core_anal_fcn_list (core, input+2, 0);
|
||
break;
|
||
case 'l':
|
||
{
|
||
RAnalFcn *fcn;
|
||
RListIter *iter;
|
||
|
||
r_list_foreach (core->anal->fcns, iter, fcn) {
|
||
int bbs = r_list_length (fcn->bbs);
|
||
r_cons_printf ("0x%08"PFMT64x" %6"PFMT64d" %3d %s\n",
|
||
fcn->addr, fcn->size, bbs, fcn->name);
|
||
}
|
||
}
|
||
break;
|
||
case '*':
|
||
r_core_anal_fcn_list (core, input+2, 1);
|
||
break;
|
||
case 's': {
|
||
ut64 addr;
|
||
RAnalFcn *f;
|
||
const char *arg = input+3;
|
||
if (input[2] && (addr = r_num_math (core->num, arg))) {
|
||
arg = strchr (arg, ' ');
|
||
if (arg) arg++;
|
||
} else addr = core->offset;
|
||
if ((f = r_anal_fcn_find (core->anal, addr, R_ANAL_FCN_TYPE_NULL))) {
|
||
if (arg && *arg) {
|
||
r_anal_fcn_from_string (core->anal, f, arg);
|
||
} else {
|
||
char *str = r_anal_fcn_to_string (core->anal, f);
|
||
r_cons_printf ("%s\n", str);
|
||
free (str);
|
||
}
|
||
} else eprintf("No function defined at 0x%08"PFMT64x"\n", addr);
|
||
}
|
||
break;
|
||
case 'a':
|
||
case 'A':
|
||
case 'v':
|
||
var_cmd (core, input+1);
|
||
break;
|
||
case 'c':
|
||
{
|
||
RAnalFcn *fcn;
|
||
int cc;
|
||
if ((fcn = r_anal_get_fcn_at (core->anal, core->offset)) != NULL) {
|
||
cc = r_anal_fcn_cc (fcn);
|
||
r_cons_printf ("CyclomaticComplexity 0x%08"PFMT64x" = %i\n",
|
||
fcn->addr, cc);
|
||
} else eprintf ("Error: function not found\n");
|
||
}
|
||
break;
|
||
case 'b':
|
||
{
|
||
char *ptr = strdup(input+3);
|
||
const char *ptr2 = NULL;
|
||
ut64 fcnaddr = -1LL, addr = -1LL;
|
||
ut64 size = 0LL;
|
||
ut64 jump = -1LL;
|
||
ut64 fail = -1LL;
|
||
int type = R_ANAL_BB_TYPE_NULL;
|
||
RAnalFcn *fcn = NULL;
|
||
RAnalDiff *diff = NULL;
|
||
|
||
switch(r_str_word_set0 (ptr)) {
|
||
case 7:
|
||
ptr2 = r_str_word_get0 (ptr, 6);
|
||
if (!(diff = r_anal_diff_new ())) {
|
||
eprintf ("error: Cannot init RAnalDiff\n");
|
||
free (ptr);
|
||
return R_FALSE;
|
||
}
|
||
if (ptr2[0] == 'm')
|
||
diff->type = R_ANAL_DIFF_TYPE_MATCH;
|
||
else if (ptr2[0] == 'u')
|
||
diff->type = R_ANAL_DIFF_TYPE_UNMATCH;
|
||
case 6:
|
||
ptr2 = r_str_word_get0 (ptr, 5);
|
||
if (strchr (ptr2, 'h'))
|
||
type |= R_ANAL_BB_TYPE_HEAD;
|
||
if (strchr (ptr2, 'b'))
|
||
type |= R_ANAL_BB_TYPE_BODY;
|
||
if (strchr (ptr2, 'l'))
|
||
type |= R_ANAL_BB_TYPE_LAST;
|
||
if (strchr (ptr2, 'f'))
|
||
type |= R_ANAL_BB_TYPE_FOOT;
|
||
case 5: // get fail
|
||
fail = r_num_math (core->num, r_str_word_get0 (ptr, 4));
|
||
case 4: // get jump
|
||
jump = r_num_math (core->num, r_str_word_get0 (ptr, 3));
|
||
case 3: // get size
|
||
size = r_num_math (core->num, r_str_word_get0 (ptr, 2));
|
||
case 2: // get addr
|
||
addr = r_num_math (core->num, r_str_word_get0 (ptr, 1));
|
||
case 1: // get fcnaddr
|
||
fcnaddr = r_num_math (core->num, r_str_word_get0 (ptr, 0));
|
||
}
|
||
if ((fcn = r_anal_get_fcn_at (core->anal, fcnaddr)) == NULL ||
|
||
!r_anal_fcn_add_bb (fcn, addr, size, jump, fail, type, diff))
|
||
eprintf ("Error: Cannot add bb\n");
|
||
r_anal_diff_free (diff);
|
||
free (ptr);
|
||
}
|
||
break;
|
||
case 'r':
|
||
{
|
||
RAnalFcn *fcn;
|
||
ut64 off = core->offset;
|
||
char *p, *name = strdup (input+3);
|
||
if ((p=strchr (name, ' '))) {
|
||
*p = 0;
|
||
off = r_num_math (core->num, p+1);
|
||
}
|
||
fcn = r_anal_fcn_find (core->anal, off,
|
||
R_ANAL_FCN_TYPE_FCN|R_ANAL_FCN_TYPE_SYM);
|
||
if (fcn) {
|
||
r_core_cmdf (core, "fr %s %s @ 0x%"PFMT64x,
|
||
fcn->name, name, off);
|
||
free (fcn->name);
|
||
fcn->name = strdup (name);
|
||
} else eprintf ("Cannot find function at 0x%08llx\n", core->offset);
|
||
}
|
||
break;
|
||
case '?':
|
||
r_cons_printf (
|
||
"Usage: af[?+-l*]\n"
|
||
" af @ [addr] ; Analyze functions (start at addr)\n"
|
||
" af+ addr size name [type] [diff] ; Add function\n"
|
||
" af- [addr] ; Clean all function analysis data (or function at addr)\n"
|
||
" afb fcnaddr addr size name [type] [diff] ; Add bb to function @ fcnaddr\n"
|
||
" afl [fcn name] ; List functions (addr, size, bbs, name)\n"
|
||
" afi [fcn name] ; Show function(s) information (verbose afl)\n"
|
||
" afr name [addr] ; Rename name for function at address (change flag too)\n"
|
||
" afs [addr] [fcnsign] ; Get/set function signature at current address\n"
|
||
" af[aAv][?] [arg] ; Manipulate args, fastargs and variables in function\n"
|
||
" afc @ [addr] ; Calculate the Cyclomatic Complexity (starting at addr)\n"
|
||
" af* ; Output radare commands\n");
|
||
break;
|
||
default:
|
||
r_core_anal_fcn (core, core->offset, -1, R_ANAL_REF_TYPE_NULL,
|
||
r_config_get_i (core->config, "anal.depth"));
|
||
}
|
||
break;
|
||
case 'g':
|
||
switch (input[1]) {
|
||
case 'c':
|
||
r_core_anal_refs (core, r_num_math (core->num, input+2), 1);
|
||
break;
|
||
case 'l':
|
||
r_core_anal_graph (core, r_num_math (core->num, input+2), R_CORE_ANAL_GRAPHLINES);
|
||
break;
|
||
case 'a':
|
||
r_core_anal_graph (core, r_num_math (core->num, input+2), 0);
|
||
break;
|
||
case 'd':
|
||
r_core_anal_graph (core, r_num_math (core->num, input+2),
|
||
R_CORE_ANAL_GRAPHBODY|R_CORE_ANAL_GRAPHDIFF);
|
||
break;
|
||
case '?':
|
||
r_cons_printf (
|
||
"Usage: ag[?f]\n"
|
||
" ag [addr] ; Output graphviz code (bb at addr and children)\n"
|
||
" aga [addr] ; Idem, but only addresses\n"
|
||
" agc [addr] ; Output graphviz call graph of function\n"
|
||
" agl [fcn name] ; Output graphviz code using meta-data\n"
|
||
" agd [fcn name] ; Output graphviz code of diffed function\n"
|
||
" agfl [fcn name] ; Output graphviz code of function using meta-data\n");
|
||
break;
|
||
default:
|
||
r_core_anal_graph (core, r_num_math (core->num, input+1),
|
||
R_CORE_ANAL_GRAPHBODY);
|
||
}
|
||
break;
|
||
case 't':
|
||
switch (input[1]) {
|
||
case '?':
|
||
r_cons_strcat ("Usage: at[*] [addr]\n"
|
||
" at? ; show help message\n"
|
||
" at ; list all traced opcode ranges\n"
|
||
" at- ; reset the tracing information\n"
|
||
" at* ; list all traced opcode offsets\n"
|
||
" at+ [addr] [times] ; add trace for address N times\n"
|
||
" at [addr] ; show trace info at address\n"
|
||
" att [tag] ; select trace tag (no arg unsets)\n"
|
||
" at% ; TODO\n"
|
||
" ata 0x804020 ... ; only trace given addresses\n"
|
||
" atr ; show traces as range commands (ar+)\n"
|
||
" atd ; show disassembly trace\n"
|
||
" atD ; show dwarf trace (at*|rsc dwarf-traces $FILE)\n");
|
||
eprintf ("Current Tag: %d\n", core->dbg->trace->tag);
|
||
break;
|
||
case 'a':
|
||
eprintf ("NOTE: Ensure given addresses are in 0x%%08"PFMT64x" format\n");
|
||
r_debug_trace_at (core->dbg, input+2);
|
||
break;
|
||
case 't':
|
||
r_debug_trace_tag (core->dbg, atoi (input+2));
|
||
break;
|
||
case 'd':
|
||
//trace_show (2, trace_tag_get());
|
||
eprintf ("TODO\n");
|
||
break;
|
||
case 'D':
|
||
// XXX: not yet tested..and rsc dwarf-traces comes from r1
|
||
r_core_cmd (core, "at*|rsc dwarf-traces $FILE", 0);
|
||
break;
|
||
case '+':
|
||
ptr = input+3;
|
||
addr = r_num_math (core->num, ptr);
|
||
ptr = strchr (ptr, ' ');
|
||
if (ptr != NULL) {
|
||
RAnalOp *op = r_core_op_anal (core, addr);
|
||
if (op != NULL) {
|
||
//eprintf("at(0x%08"PFMT64x")=%d (%s)\n", addr, atoi(ptr+1), ptr+1);
|
||
//trace_set_times(addr, atoi(ptr+1));
|
||
RDebugTracepoint *tp = r_debug_trace_add (core->dbg, addr, op->length);
|
||
tp->count = atoi (ptr+1);
|
||
r_anal_trace_bb (core->anal, addr);
|
||
r_anal_op_free (op);
|
||
} else eprintf ("Cannot analyze opcode at 0x%"PFMT64x"\n", addr);
|
||
}
|
||
break;
|
||
case '-':
|
||
r_debug_trace_free (core->dbg);
|
||
core->dbg->trace = r_debug_trace_new (core->dbg);
|
||
break;
|
||
case ' ': {
|
||
RDebugTracepoint *t = r_debug_trace_get (core->dbg,
|
||
r_num_math (core->num, input+1));
|
||
if (t != NULL) {
|
||
r_cons_printf ("offset = 0x%"PFMT64x"\n", t->addr);
|
||
r_cons_printf ("opsize = %d\n", t->size);
|
||
r_cons_printf ("times = %d\n", t->times);
|
||
r_cons_printf ("count = %d\n", t->count);
|
||
//TODO cons_printf("time = %d\n", t->tm);
|
||
} }
|
||
break;
|
||
case '*':
|
||
r_debug_trace_list (core->dbg, 1);
|
||
break;
|
||
case 'r':
|
||
eprintf ("TODO\n");
|
||
//trace_show(-1, trace_tag_get());
|
||
break;
|
||
default:
|
||
r_debug_trace_list (core->dbg, 0);
|
||
}
|
||
break;
|
||
case 's':
|
||
switch (input[1]) {
|
||
case 'l':
|
||
if (input[2] == ' ') {
|
||
int n = atoi (input+3);
|
||
if (n>0) {
|
||
RSyscallItem *si = r_syscall_get (core->anal->syscall, n, -1);
|
||
if (si) r_cons_printf ("%s\n", si->name);
|
||
else eprintf ("Unknown syscall number\n");
|
||
} else {
|
||
int n = r_syscall_get_num (core->anal->syscall, input+3);
|
||
if (n != -1) r_cons_printf ("%d\n", n);
|
||
else eprintf ("Unknown syscall name\n");
|
||
}
|
||
} else {
|
||
RSyscallItem *si;
|
||
RListIter *iter;
|
||
RList *list = r_syscall_list (core->anal->syscall);
|
||
r_list_foreach (list, iter, si) {
|
||
r_cons_printf ("%s = 0x%02x.%d\n", si->name, si->swi, si->num);
|
||
}
|
||
r_list_free (list);
|
||
}
|
||
break;
|
||
case '\0': {
|
||
int a0 = (int)r_debug_reg_get (core->dbg, "oeax"); //XXX
|
||
cmd_syscall_do (core, a0);
|
||
} break;
|
||
case ' ':
|
||
cmd_syscall_do (core, (int)r_num_get (core->num, input+2));
|
||
break;
|
||
default:
|
||
case '?':
|
||
r_cons_printf (
|
||
"Usage: as[l?]\n"
|
||
" as Display syscall and arguments\n"
|
||
" as 4 Show syscall 4 based on asm.os and current regs/mem\n"
|
||
" asl List of syscalls by asm.os and asm.arch\n"
|
||
" asl close Returns the syscall number for close\n"
|
||
" asl 4 Returns the name of the syscall number 4\n");
|
||
break;
|
||
}
|
||
break;
|
||
case 'r':
|
||
switch(input[1]) {
|
||
case '?':
|
||
r_cons_printf (
|
||
"Usage: ar[?d-l*]\n"
|
||
" ar addr [at] ; Add code ref\n"
|
||
" ard addr [at] ; Add dara ref\n"
|
||
" ar- [at] ; Clean all refs (or refs from addr)\n"
|
||
" arl ; List refs\n"
|
||
" ar* ; Output radare commands\n");
|
||
break;
|
||
case '-':
|
||
r_anal_ref_del (core->anal, r_num_math (core->num, input+2));
|
||
break;
|
||
case 'l':
|
||
r_core_anal_ref_list (core, R_FALSE);
|
||
break;
|
||
case '*':
|
||
r_core_anal_ref_list (core, R_TRUE);
|
||
break;
|
||
default:
|
||
{
|
||
char *ptr = strdup (r_str_trim_head ((char*)input+2));
|
||
int n = r_str_word_set0 (ptr);
|
||
ut64 at = core->offset;
|
||
ut64 addr = -1LL;
|
||
switch (n) {
|
||
case 2: // get at
|
||
at = r_num_math (core->num, r_str_word_get0 (ptr, 1));
|
||
case 1: // get addr
|
||
addr = r_num_math (core->num, r_str_word_get0 (ptr, 0));
|
||
break;
|
||
default:
|
||
return R_FALSE;
|
||
}
|
||
r_anal_ref_add (core->anal, addr, at,
|
||
input[1]=='d'?R_ANAL_REF_TYPE_DATA:R_ANAL_REF_TYPE_CODE);
|
||
free (ptr);
|
||
}
|
||
}
|
||
break;
|
||
case 'a':
|
||
r_cons_break (NULL, NULL);
|
||
r_core_anal_all (core);
|
||
if (core->cons->breaked)
|
||
eprintf ("Interrupted\n");
|
||
r_cons_break_end();
|
||
break;
|
||
case 'p':
|
||
r_core_search_preludes (core);
|
||
break;
|
||
case 'd':
|
||
{
|
||
int i, bits = r_config_get_i (core->config, "asm.bits");
|
||
char *p, *inp = strdup (input+2);
|
||
p = strchr (inp, ' ');
|
||
if (p) *p=0;
|
||
ut64 a = r_num_math (core->num, inp);
|
||
ut64 b = p?r_num_math (core->num, p+1):0;
|
||
free (inp);
|
||
switch (bits) {
|
||
case 32:
|
||
for (i=0; i<core->blocksize; i+=4) {
|
||
ut32 n;
|
||
memcpy (&n, core->block+i, sizeof(ut32));
|
||
if (n>=a && n<=b) {
|
||
r_cons_printf ("f trampoline.%x @ 0x%"PFMT64x"\n", n, core->offset+i);
|
||
r_cons_printf ("Cd 4 @ 0x%"PFMT64x":4\n", core->offset+i);
|
||
// TODO: add data xrefs
|
||
}
|
||
}
|
||
break;
|
||
case 64:
|
||
for (i=0; i<core->blocksize; i+=8) {
|
||
ut32 n;
|
||
memcpy (&n, core->block+i, sizeof(ut32));
|
||
if (n>=a && n<=b) {
|
||
r_cons_printf ("f trampoline.%"PFMT64x" @ 0x%"PFMT64x"\n", n, core->offset+i);
|
||
r_cons_printf ("Cd 8 @ 0x%"PFMT64x":8\n", core->offset+i);
|
||
// TODO: add data xrefs
|
||
}
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
break;
|
||
default:
|
||
r_cons_printf (
|
||
"Usage: a[?obdfrgtv]\n"
|
||
" aa ; analyze all (fcns + bbs)\n"
|
||
" a8 [hexpairs] ; analyze bytes as disassemble\n"
|
||
" ab [hexpairs] ; analyze bytes as opcodes\n"
|
||
" ad ; analyze data trampoline (wip)\n"
|
||
" ap ; find and analyze function preludes\n"
|
||
" ad [from] [to] ; analyze data pointers to (from-to)\n"
|
||
" as [num] ; analyze syscall using dbg.reg\n"
|
||
" ax[-cCd] [f] [t] ; manage code/call/data xrefs\n"
|
||
" ao[e?] [len] ; analyze Opcodes (or emulate it)\n"
|
||
" af[bcsl?+-*] ; analyze Functions\n"
|
||
" ar[?ld-*] ; manage refs/xrefs\n"
|
||
" ag[?acgdlf] ; output Graphviz code\n"
|
||
" at[trd+-*?] [.] ; analyze execution Traces\n"
|
||
"Examples:\n"
|
||
" f ts @ `S*~text:0[3]`; f t @ section..text\n"
|
||
" f ds @ `S*~data:0[3]`; f d @ section..data\n"
|
||
" .ad t t+ts @ d:ds\n");
|
||
break;
|
||
}
|
||
if (tbs != core->blocksize)
|
||
r_core_block_size (core, tbs);
|
||
if (core->cons->breaked)
|
||
eprintf ("Interrupted\n");
|
||
r_cons_break_end();
|
||
return 0;
|
||
}
|
||
|