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radare2/libr/core/core.c

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/* radare2 - LGPL - Copyright 2009-2019 - pancake */
#include <r_core.h>
#include <r_socket.h>
#include <config.h>
#include <r_util.h>
#if __UNIX__
#include <signal.h>
#endif
#include "i/private.h"
#define DB core->sdb
R_LIB_VERSION(r_core);
static ut64 letter_divs[R_CORE_ASMQJMPS_LEN_LETTERS - 1] = {
R_CORE_ASMQJMPS_LETTERS * R_CORE_ASMQJMPS_LETTERS * R_CORE_ASMQJMPS_LETTERS * R_CORE_ASMQJMPS_LETTERS,
R_CORE_ASMQJMPS_LETTERS * R_CORE_ASMQJMPS_LETTERS * R_CORE_ASMQJMPS_LETTERS,
R_CORE_ASMQJMPS_LETTERS * R_CORE_ASMQJMPS_LETTERS,
R_CORE_ASMQJMPS_LETTERS
};
#define TMP_ARGV_SZ 512
static const char *tmp_argv[TMP_ARGV_SZ];
static bool tmp_argv_heap = false;
extern int r_is_heap (void *p);
extern bool r_core_is_project (RCore *core, const char *name);
static void r_line_free_autocomplete(RLine *line) {
int i;
if (tmp_argv_heap) {
int argc = line->completion.argc;
for (i = 0; i < argc; i++) {
free ((char*)tmp_argv[i]);
tmp_argv[i] = NULL;
}
tmp_argv_heap = false;
}
line->completion.argc = 0;
line->completion.argv = tmp_argv;
}
static void r_core_free_autocomplete(RCore *core) {
if (!core || !core->cons || !core->cons->line) {
return;
}
r_line_free_autocomplete (core->cons->line);
}
static int on_fcn_new(RAnal *_anal, void* _user, RAnalFunction *fcn) {
RCore *core = (RCore*)_user;
const char *cmd = r_config_get (core->config, "cmd.fcn.new");
if (cmd && *cmd) {
ut64 oaddr = core->offset;
ut64 addr = fcn->addr;
r_core_seek (core, addr, 1);
r_core_cmd0 (core, cmd);
r_core_seek (core, oaddr, 1);
}
return 0;
}
static int on_fcn_delete (RAnal *_anal, void* _user, RAnalFunction *fcn) {
RCore *core = (RCore*)_user;
const char *cmd = r_config_get (core->config, "cmd.fcn.delete");
if (cmd && *cmd) {
ut64 oaddr = core->offset;
ut64 addr = fcn->addr;
r_core_seek (core, addr, 1);
r_core_cmd0 (core, cmd);
r_core_seek (core, oaddr, 1);
}
return 0;
}
static int on_fcn_rename(RAnal *_anal, void* _user, RAnalFunction *fcn, const char *oname) {
RCore *core = (RCore*)_user;
const char *cmd = r_config_get (core->config, "cmd.fcn.rename");
if (cmd && *cmd) {
// XXX: wat do with old name here?
ut64 oaddr = core->offset;
ut64 addr = fcn->addr;
r_core_seek (core, addr, 1);
r_core_cmd0 (core, cmd);
r_core_seek (core, oaddr, 1);
}
return 0;
}
static void r_core_debug_breakpoint_hit(RCore *core, RBreakpointItem *bpi) {
const char *cmdbp = r_config_get (core->config, "cmd.bp");
const bool cmdbp_exists = (cmdbp && *cmdbp);
const bool bpcmd_exists = (bpi->data && bpi->data[0]);
const bool may_output = (cmdbp_exists || bpcmd_exists);
if (may_output) {
r_cons_push ();
}
if (cmdbp_exists) {
r_core_cmd0 (core, cmdbp);
}
if (bpcmd_exists) {
r_core_cmd0 (core, bpi->data);
}
if (may_output) {
r_cons_flush ();
r_cons_pop ();
}
}
static void r_core_debug_syscall_hit(RCore *core) {
const char *cmdhit = r_config_get (core->config, "cmd.onsyscall");
if (cmdhit && cmdhit[0] != 0) {
r_core_cmd0 (core, cmdhit);
r_cons_flush();
}
}
/* returns the address of a jmp/call given a shortcut by the user or UT64_MAX
* if there's no valid shortcut. When is_asmqjmps_letter is true, the string
* should be of the form XYZWu, where XYZW are uppercase letters and u is a
* lowercase one. If is_asmqjmps_letter is false, the string should be a number
* between 1 and 9 included. */
R_API ut64 r_core_get_asmqjmps(RCore *core, const char *str) {
if (!core->asmqjmps) {
return UT64_MAX;
}
if (core->is_asmqjmps_letter) {
int i, pos = 0;
int len = strlen (str);
for (i = 0; i < len - 1; ++i) {
if (!isupper ((ut8)str[i])) {
return UT64_MAX;
}
pos *= R_CORE_ASMQJMPS_LETTERS;
pos += str[i] - 'A' + 1;
}
if (!islower ((ut8)str[i])) {
return UT64_MAX;
}
pos *= R_CORE_ASMQJMPS_LETTERS;
pos += str[i] - 'a';
if (pos < core->asmqjmps_count) {
return core->asmqjmps[pos + 1];
}
} else if (str[0] > '0' && str[1] <= '9') {
int pos = str[0] - '0';
if (pos <= core->asmqjmps_count) {
return core->asmqjmps[pos];
}
}
return UT64_MAX;
}
/**
* Takes addr and returns already saved shortcut or a new one
* The returned buffer needs to be freed
*/
R_API char* r_core_add_asmqjmp(RCore *core, ut64 addr) {
bool found = false;
if (!core->asmqjmps) {
return NULL;
}
if (core->is_asmqjmps_letter) {
if (core->asmqjmps_count >= R_CORE_ASMQJMPS_MAX_LETTERS) {
return NULL;
}
if (core->asmqjmps_count >= core->asmqjmps_size - 2) {
core->asmqjmps = realloc (core->asmqjmps, core->asmqjmps_size * 2 * sizeof (ut64));
if (!core->asmqjmps) {
return NULL;
}
core->asmqjmps_size *= 2;
}
}
if (core->asmqjmps_count < core->asmqjmps_size - 1) {
int i = 0;
char t[R_CORE_ASMQJMPS_LEN_LETTERS + 1] = {0};
for (i = 0; i < core->asmqjmps_count + 1; i++) {
if (core->asmqjmps[i] == addr) {
found = true;
break;
}
}
if (!found) {
i = ++core->asmqjmps_count;
core->asmqjmps[i] = addr;
}
// This check makes pos never be <1, thefor not fill 't' with trash
if (i < 1) {
return NULL;
}
r_core_set_asmqjmps (core, t, sizeof (t), i);
return strdup (t);
}
return NULL;
}
/* returns in str a string that represents the shortcut to access the asmqjmp
* at position pos. When is_asmqjmps_letter is true, pos is converted into a
* multiletter shortcut of the form XYWZu and returned (see r_core_get_asmqjmps
* for more info). Otherwise, the shortcut is the string representation of pos. */
R_API void r_core_set_asmqjmps(RCore *core, char *str, size_t len, int pos) {
if (core->is_asmqjmps_letter) {
int i, j = 0;
// if (pos > 0) {
pos --;
//// }
for (i = 0; i < R_CORE_ASMQJMPS_LEN_LETTERS - 1; i++) {
int div = pos / letter_divs[i];
pos %= letter_divs[i];
if (div > 0 && j < len) {
str[j++] = 'A' + div - 1;
}
}
if (j < len) {
int div = pos % R_CORE_ASMQJMPS_LETTERS;
str[j++] = 'a' + div;
}
str[j] = '\0';
} else {
snprintf (str, len, "%d", pos);
}
}
static void setab(RCore *core, const char *arch, int bits) {
if (arch) {
r_config_set (core->config, "asm.arch", arch);
}
if (bits > 0) {
r_config_set_i (core->config, "asm.bits", bits);
}
}
static const char *getName(RCore *core, ut64 addr) {
RFlagItem *item = r_flag_get_i (core->flags, addr);
return item ? item->name : NULL;
}
static char *getNameDelta(RCore *core, ut64 addr) {
RFlagItem *item = r_flag_get_at (core->flags, addr, true);
if (item) {
if (item->offset != addr) {
return r_str_newf ("%s + %d", item->name, (int)(addr - item->offset));
}
return strdup (item->name);
}
return NULL;
}
static void archbits(RCore *core, ut64 addr) {
r_core_seek_archbits (core, addr);
}
static int cfggeti(RCore *core, const char *k) {
return r_config_get_i (core->config, k);
}
static const char *cfgget(RCore *core, const char *k) {
return r_config_get (core->config, k);
}
static ut64 numget(RCore *core, const char *k) {
return r_num_math (core->num, k);
}
R_API int r_core_bind(RCore *core, RCoreBind *bnd) {
bnd->core = core;
bnd->bphit = (RCoreDebugBpHit)r_core_debug_breakpoint_hit;
bnd->syshit = (RCoreDebugSyscallHit)r_core_debug_syscall_hit;
bnd->cmd = (RCoreCmd)r_core_cmd0;
bnd->cmdf = (RCoreCmdF)r_core_cmdf;
bnd->cmdstr = (RCoreCmdStr)r_core_cmd_str;
bnd->cmdstrf = (RCoreCmdStrF)r_core_cmd_strf;
bnd->puts = (RCorePuts)r_cons_strcat;
bnd->setab = (RCoreSetArchBits)setab;
bnd->getName = (RCoreGetName)getName;
bnd->getNameDelta = (RCoreGetNameDelta)getNameDelta;
bnd->archbits = (RCoreSeekArchBits)archbits;
bnd->cfggeti = (RCoreConfigGetI)cfggeti;
bnd->cfgGet = (RCoreConfigGet)cfgget;
bnd->numGet = (RCoreNumGet)numget;
return true;
}
R_API RCore *r_core_ncast(ut64 p) {
return (RCore*)(size_t)p;
}
R_API RCore *r_core_cast(void *p) {
return (RCore*)p;
}
static void core_post_write_callback(void *user, ut64 maddr, ut8 *bytes, int cnt) {
RCore *core = (RCore *)user;
RBinSection *sec;
ut64 vaddr;
if (!r_config_get_i (core->config, "asm.cmt.patch")) {
return;
}
char *hex_pairs = r_hex_bin2strdup (bytes, cnt);
if (!hex_pairs) {
eprintf ("core_post_write_callback: Cannot obtain hex pairs\n");
return;
}
char *comment = r_str_newf ("patch: %d byte(s) (%s)", cnt, hex_pairs);
free (hex_pairs);
if (!comment) {
eprintf ("core_post_write_callback: Cannot create comment\n");
return;
}
if ((sec = r_bin_get_section_at (r_bin_cur_object (core->bin), maddr, false))) {
vaddr = maddr + sec->vaddr - sec->paddr;
} else {
vaddr = maddr;
}
r_meta_add (core->anal, R_META_TYPE_COMMENT, vaddr, vaddr, comment);
free (comment);
}
static int core_cmd_callback (void *user, const char *cmd) {
RCore *core = (RCore *)user;
return r_core_cmd0 (core, cmd);
}
static char *core_cmdstr_callback (void *user, const char *cmd) {
RCore *core = (RCore *)user;
return r_core_cmd_str (core, cmd);
}
static ut64 getref (RCore *core, int n, char t, int type) {
RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, 0);
RListIter *iter;
RAnalRef *r;
RList *list;
int i = 0;
if (!fcn) {
return UT64_MAX;
}
#if FCN_OLD
if (t == 'r') {
list = r_anal_fcn_get_refs (core->anal, fcn);
} else {
list = r_anal_fcn_get_xrefs (core->anal, fcn);
}
r_list_foreach (list, iter, r) {
if (r->type == type) {
if (i == n) {
ut64 addr = r->addr;
r_list_free (list);
return addr;
}
i++;
}
}
r_list_free (list);
#else
#warning implement getref() using sdb
#endif
return UT64_MAX;
}
static ut64 bbInstructions(RAnalFunction *fcn, ut64 addr) {
RListIter *iter;
RAnalBlock *bb;
r_list_foreach (fcn->bbs, iter, bb) {
if (R_BETWEEN (bb->addr, addr, bb->addr + bb->size - 1)) {
return bb->ninstr;
}
}
return UT64_MAX;
}
static ut64 bbBegin(RAnalFunction *fcn, ut64 addr) {
RListIter *iter;
RAnalBlock *bb;
r_list_foreach (fcn->bbs, iter, bb) {
if (R_BETWEEN (bb->addr, addr, bb->addr + bb->size - 1)) {
return bb->addr;
}
}
return UT64_MAX;
}
static ut64 bbJump(RAnalFunction *fcn, ut64 addr) {
RListIter *iter;
RAnalBlock *bb;
r_list_foreach (fcn->bbs, iter, bb) {
if (R_BETWEEN (bb->addr, addr, bb->addr + bb->size - 1)) {
return bb->jump;
}
}
return UT64_MAX;
}
static ut64 bbFail(RAnalFunction *fcn, ut64 addr) {
RListIter *iter;
RAnalBlock *bb;
r_list_foreach (fcn->bbs, iter, bb) {
if (R_BETWEEN (bb->addr, addr, bb->addr + bb->size - 1)) {
return bb->fail;
}
}
return UT64_MAX;
}
static ut64 bbSize(RAnalFunction *fcn, ut64 addr) {
RListIter *iter;
RAnalBlock *bb;
r_list_foreach (fcn->bbs, iter, bb) {
if (R_BETWEEN (bb->addr, addr, bb->addr + bb->size - 1)) {
return bb->size;
}
}
return 0;
}
static const char *str_callback(RNum *user, ut64 off, int *ok) {
RFlag *f = (RFlag*)user;
if (ok) {
*ok = 0;
}
if (f) {
RFlagItem *item = r_flag_get_i (f, off);
if (item) {
if (ok) {
*ok = true;
}
return item->name;
}
}
return NULL;
}
static ut64 num_callback(RNum *userptr, const char *str, int *ok) {
RCore *core = (RCore *)userptr; // XXX ?
RAnalFunction *fcn;
char *ptr, *bptr, *out = NULL;
RFlagItem *flag;
RBinSection *s;
RAnalOp op;
ut64 ret = 0;
if (ok) {
*ok = false;
}
switch (*str) {
case '.':
if (str[1] == '.') {
if (ok) {
*ok = true;
}
return r_num_tail (core->num, core->offset, str + 2);
} else if (core->num->nc.curr_tok == '+') {
ut64 off = core->num->nc.number_value.n;
if (!off) {
off = core->offset;
}
RAnalFunction *fcn = r_anal_get_fcn_at (core->anal, off, 0);
if (fcn) {
if (ok) {
*ok = true;
}
ut64 dst = r_anal_fcn_label_get (core->anal, fcn, str + 1);
if (dst == UT64_MAX) {
dst = fcn->addr;
}
st64 delta = dst - off;
if (delta < 0) {
core->num->nc.curr_tok = '-';
delta = off - dst;
}
return delta;
}
}
break;
case '[':
{
ut64 n = 0LL;
int refsz = core->assembler->bits / 8;
const char *p = NULL;
if (strlen (str) > 5) {
p = strchr (str + 5, ':');
}
if (p) {
refsz = atoi (str + 1);
str = p;
}
// push state
if (str[0] && str[1]) {
const char *q;
char *o = strdup (str + 1);
if (o) {
q = r_num_calc_index (core->num, NULL);
if (q) {
if (r_str_replace_char (o, ']', 0)>0) {
n = r_num_math (core->num, o);
if (core->num->nc.errors) {
return 0;
}
r_num_calc_index (core->num, q);
}
}
free (o);
}
} else {
return 0;
}
// pop state
if (ok) {
*ok = 1;
}
ut8 buf[sizeof (ut64)] = R_EMPTY;
(void)r_io_read_at (core->io, n, buf, R_MIN (sizeof (buf), refsz));
switch (refsz) {
case 8:
return r_read_ble64 (buf, core->print->big_endian);
case 4:
return r_read_ble32 (buf, core->print->big_endian);
case 2:
return r_read_ble16 (buf, core->print->big_endian);
case 1:
return r_read_ble8 (buf);
default:
eprintf ("Invalid reference size: %d (%s)\n", refsz, str);
return 0LL;
}
}
break;
case '$':
if (ok) {
*ok = 1;
}
// TODO: group analop-dependant vars after a char, so i can filter
r_anal_op (core->anal, &op, core->offset, core->block, core->blocksize, R_ANAL_OP_MASK_BASIC);
r_anal_op_fini (&op); // we dont need strings or pointers, just values, which are not nullified in fini
switch (str[1]) {
case '.': // can use pc, sp, a0, a1, ...
return r_debug_reg_get (core->dbg, str + 2);
case 'k': // $k{kv}
if (str[2] != '{') {
eprintf ("Expected '{' after 'k'.\n");
break;
}
bptr = strdup (str + 3);
ptr = strchr (bptr, '}');
if (!ptr) {
// invalid json
free (bptr);
break;
}
*ptr = '\0';
ret = 0LL;
out = sdb_querys (core->sdb, NULL, 0, bptr);
if (out && *out) {
if (strstr (out, "$k{")) {
eprintf ("Recursivity is not permitted here\n");
} else {
ret = r_num_math (core->num, out);
}
}
free (bptr);
free (out);
return ret;
break;
case '{': // ${ev} eval var
bptr = strdup (str + 2);
ptr = strchr (bptr, '}');
if (ptr) {
ptr[0] = '\0';
ut64 ret = r_config_get_i (core->config, bptr);
free (bptr);
return ret;
}
// take flag here
free (bptr);
break;
case 'c': // $c console width
return r_cons_get_size (NULL);
case 'r': // $r
if (str[2] == '{') {
bptr = strdup (str + 3);
ptr = strchr (bptr, '}');
if (!ptr) {
free (bptr);
break;
}
*ptr = 0;
if (r_debug_reg_sync (core->dbg, R_REG_TYPE_GPR, false)) {
RRegItem *r = r_reg_get (core->dbg->reg, bptr, -1);
if (r) {
free (bptr);
return r_reg_get_value (core->dbg->reg, r);
}
}
free (bptr);
return 0; // UT64_MAX;
} else {
int rows;
(void)r_cons_get_size (&rows);
return rows;
}
break;
case 'e': // $e
if (str[2] == '{') { // $e{flag} flag off + size
char *flagName = strdup (str + 3);
int flagLength = strlen (flagName);
if (flagLength > 0) {
flagName[flagLength - 1] = 0;
}
RFlagItem *flag = r_flag_get (core->flags, flagName);
free (flagName);
if (flag) {
return flag->offset + flag->size;
}
return UT64_MAX;
}
return r_anal_op_is_eob (&op);
case 'j': // $j jump address
return op.jump;
case 'p': // $p
return r_sys_getpid ();
case 'P': // $P
return core->dbg->pid > 0 ? core->dbg->pid : 0;
case 'f': // $f jump fail address
if (str[2] == 'l') { // $fl flag length
RFlagItem *fi = r_flag_get_i (core->flags, core->offset);
if (fi) {
return fi->size;
}
return 0;
}
return op.fail;
case 'm': // $m memref
return op.ptr;
case 'B': // $B base address
case 'M': { // $M map address
ut64 lower = UT64_MAX;
ut64 size = 0LL;
RIOMap *map = r_io_map_get (core->io, core->offset);
if (map) {
lower = r_itv_begin (map->itv);
size = r_itv_size (map->itv);
}
if (str[1] == 'B') {
/* clear lower bits of the lowest map address to define the base address */
const int clear_bits = 16;
lower >>= clear_bits;
lower <<= clear_bits;
}
if (str[2] == 'M') {
return size;
}
return (lower == UT64_MAX)? 0LL: lower;
}
break;
case 'v': // $v immediate value
return op.val;
case 'l': // $l opcode length
return op.size;
case 'b': // $b
return core->blocksize;
case 's': // $s file size
if (str[2] == '{') { // $s{flag} flag size
bptr = strdup (str + 3);
ptr = strchr (bptr, '}');
if (!ptr) {
// invalid json
free (bptr);
break;
}
*ptr = '\0';
RFlagItem *flag = r_flag_get (core->flags, bptr);
ret = flag? flag->size: 0LL; // flag
free (bptr);
free (out);
return ret;
} else if (core->file) {
return r_io_fd_size (core->io, core->file->fd);
}
return 0LL;
case 'w': // $w word size
return r_config_get_i (core->config, "asm.bits") / 8;
case 'S': // $S section offset
{
RBinObject *bo = r_bin_cur_object (core->bin);
if (bo && (s = r_bin_get_section_at (bo, core->offset, true))) {
return (str[2] == 'S'? s->size: s->vaddr);
}
}
return 0LL;
case 'D': // $D
if (IS_DIGIT (str[2])) {
return getref (core, atoi (str + 2), 'r', R_ANAL_REF_TYPE_DATA);
} else {
RDebugMap *map;
RListIter *iter;
r_list_foreach (core->dbg->maps, iter, map) {
if (core->offset >= map->addr && core->offset < map->addr_end) {
return (str[2] == 'D')? map->size: map->addr;
}
}
}
return 0LL; // maybe // return UT64_MAX;
case '?': // $?
return core->num->value;
case '$': // $$ offset
return str[2] == '$' ? core->prompt_offset : core->offset;
case 'o': { // $o
RBinSection *s;
s = r_bin_get_section_at (r_bin_cur_object (core->bin), core->offset, true);
return s ? core->offset - s->vaddr + s->paddr : core->offset;
break;
}
case 'C': // $C nth call
return getref (core, atoi (str + 2), 'r', R_ANAL_REF_TYPE_CALL);
case 'J': // $J nth jump
return getref (core, atoi (str + 2), 'r', R_ANAL_REF_TYPE_CODE);
case 'X': // $X nth xref
return getref (core, atoi (str + 2), 'x', R_ANAL_REF_TYPE_CALL);
case 'F': // $F function size
fcn = r_anal_get_fcn_in (core->anal, core->offset, 0);
if (fcn) {
switch (str[2]) {
/* function bounds (uppercase) */
case 'B': return fcn->addr; // begin
case 'E': return fcn->addr + fcn->_size; // end
case 'S': return (str[3]=='S')? r_anal_fcn_realsize (fcn): r_anal_fcn_size (fcn);
case 'I': return fcn->ninstr;
/* basic blocks (lowercase) */
case 'b': return bbBegin (fcn, core->offset);
case 'e': return bbBegin (fcn, core->offset) + bbSize (fcn, core->offset);
case 'i': return bbInstructions (fcn, core->offset);
case 's': return bbSize (fcn, core->offset);
case 'j': return bbJump (fcn, core->offset); // jump
case 'f': return bbFail (fcn, core->offset); // fail
}
return fcn->addr;
}
return 0;
}
break;
default:
if (*str >= 'A') {
// NOTE: functions override flags
RAnalFunction *fcn = r_anal_fcn_find_name (core->anal, str);
if (fcn) {
if (ok) {
*ok = true;
}
return fcn->addr;
}
#if 0
ut64 addr = r_anal_fcn_label_get (core->anal, core->offset, str);
if (addr != 0) {
ret = addr;
} else {
...
}
#endif
if ((flag = r_flag_get (core->flags, str))) {
ret = flag->offset;
if (ok) {
*ok = true;
}
return ret;
}
// check for reg alias
struct r_reg_item_t *r = r_reg_get (core->dbg->reg, str, -1);
if (!r) {
int role = r_reg_get_name_idx (str);
if (role != -1) {
const char *alias = r_reg_get_name (core->dbg->reg, role);
r = r_reg_get (core->dbg->reg, alias, -1);
if (r) {
if (ok) {
*ok = true;
}
ret = r_reg_get_value (core->dbg->reg, r);
return ret;
}
}
} else {
if (ok) {
*ok = true;
}
ret = r_reg_get_value (core->dbg->reg, r);
return ret;
}
}
break;
}
return ret;
}
R_API RCore *r_core_new() {
RCore *c = R_NEW0 (RCore);
if (!c) {
return NULL;
}
r_core_init (c);
return c;
}
/*-----------------------------------*/
#define radare_argc (sizeof (radare_argv)/sizeof(const char*))
static const char *radare_argv[] = {
"?", "?v", "whereis", "which", "ls", "rm", "mkdir", "pwd", "cat", "less",
"dH", "ds", "dso", "dsl", "dc", "dd", "dm",
"db ", "db-", "dbd", "dbe", "dbs", "dbte", "dbtd", "dbts",
"dp", "dr", "dcu", "dmd", "dmp", "dml",
"ec","ecs", "eco",
"s", "s+", "s++", "s-", "s--", "s*", "sa", "sb", "sr",
"!", "!!", "!!!", "!!!-",
"#sha1", "#crc32", "#pcprint", "#sha256", "#sha512", "#md4", "#md5",
"#!python", "#!perl", "#!vala",
"V", "v",
"aa", "ab", "af", "ar", "ag", "at", "a?", "ax", "ad",
"ae", "aec", "aex", "aep", "aepc", "aea", "aeA", "aes", "aeso", "aesu", "aesue", "aer", "aei", "aeim", "aef",
"aaa", "aac","aae", "aai", "aar", "aan", "aas", "aat", "aap", "aav",
"af", "afa", "afan", "afc", "afC", "afi", "afb", "afbb", "afn", "afr", "afs", "af*", "afv", "afvn",
"aga", "agc", "agd", "agl", "agfl",
"e", "et", "e-", "e*", "e!", "e?", "env ",
"i", "ie", "ii", "iI", "ir", "iR", "is", "iS", "il", "iz", "id", "idp", "idpi", "idpi*", "idpd",
"q", "q!", "q!!", "q!!!",
"f", "fl", "fr", "f-", "f*", "fs", "fS", "fr", "fo", "f?",
"m", "m*", "ml", "m-", "my", "mg", "md", "mp", "m?",
"o", "o+", "oc", "on", "op", "o-", "x", "wf", "wF", "wt", "wta", "wtf", "wp", "obf",
"L", "La", "Li", "Lo", "Lc", "Lh", "Ld", "L-",
"t", "to", "t-", "tf", "td", "td-", "tb", "tn", "te", "tl", "tk", "ts", "tu",
"(", "(*", "(-", "()", ".", ".!", ".(", "./",
"r", "r+", "r-",
"b", "bf", "b?",
"/", "//", "/a", "/c", "/h", "/m", "/x", "/v", "/v2", "/v4", "/v8", "/r", "/re",
"y", "yy", "y?",
"wa", "waf", "wao",
"wv", "wv1", "wv2", "wv4", "wv8",
"wx", "wxf", "ww", "w?",
"p6d", "p6e", "p8", "pb", "pc",
"pd", "pda", "pdb", "pdc", "pdj", "pdr", "pdf", "pdi", "pdl", "pds", "pdt",
"pD", "px", "pX", "po", "pf", "pf.", "pf*", "pf*.", "pfd", "pfd.", "pv", "p=", "p-",
"pfj", "pfj.", "pfv", "pfv.",
"pm", "pr", "pt", "ptd", "ptn", "pt?", "ps", "pz", "pu", "pU", "p?",
"z", "z*", "zj", "z-", "z-*",
"za", "zaf", "zaF",
"zo", "zoz", "zos",
"zfd", "zfs", "zfz",
"z/", "z/*",
"zc",
"zs", "zs+", "zs-", "zs-*", "zsr",
"#!pipe",
NULL
};
static int autocomplete_process_path(RLine* line, const char* str, const char *path, int argv_idx) {
char *lpath = NULL, *dirname = NULL , *basename = NULL;
char *home = NULL, *filename = NULL, *p = NULL;
int n = 0, i = argv_idx;
RList *list;
RListIter *iter;
if (!path) {
goto out;
}
lpath = r_str_new (path);
p = (char *)r_str_last (lpath, R_SYS_DIR);
if (p) {
*p = 0;
if (p == lpath) { // /xxx
dirname = r_str_new ("/");
} else if (lpath[0] == '~' && lpath[1]) { // ~/xxx/yyy
dirname = r_str_home (lpath + 2);
} else if (lpath[0] == '~') { // ~/xxx
if (!(home = r_str_home (NULL))) {
goto out;
}
dirname = r_str_newf ("%s%s", home, R_SYS_DIR);
free (home);
} else if (lpath[0] == '.' || lpath[0] == '/' ) { // ./xxx/yyy || /xxx/yyy
dirname = r_str_newf ("%s%s", lpath, R_SYS_DIR);
} else { // xxx/yyy
dirname = r_str_newf (".%s%s%s", R_SYS_DIR, lpath, R_SYS_DIR);
}
basename = r_str_new (p + 1);
} else { // xxx
dirname = r_str_newf (".%s", R_SYS_DIR);
basename = r_str_new (lpath);
}
if (!dirname || !basename) {
goto out;
}
list= r_sys_dir (dirname);
n = strlen (basename);
bool chgdir = !strncmp (str, "cd ", 3);
if (list) {
r_list_foreach (list, iter, filename) {
if (*filename == '.') {
continue;
}
if (!basename[0] || !strncmp (filename, basename, n)) {
char *tmpstring = r_str_newf ("%s%s", dirname, filename);
if (r_file_is_directory (tmpstring) && chgdir) {
tmp_argv[i++] = r_str_newf ("%s/", tmpstring);
free (tmpstring);
} else if (r_file_is_directory (tmpstring) && !chgdir) {
tmp_argv[i++] = r_str_newf ("%s/", tmpstring);
free (tmpstring);
} else if (!chgdir) {
tmp_argv[i++] = tmpstring;
} else {
free (tmpstring);
}
if (i == TMP_ARGV_SZ - 1) {
i--;
break;
}
}
}
r_list_free (list);
}
tmp_argv[i] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
out:
free (lpath);
free (dirname);
free (basename);
return i;
}
static void autocompleteFilename(RLine *line, char **extra_paths, int narg) {
char *args = NULL, *input = NULL;
int n = 0, i = 0;
char *pipe = strchr (line->buffer.data, '>');
if (pipe) {
args = r_str_new (pipe + 1);
} else {
args = r_str_new (line->buffer.data);
}
if (!args) {
goto out;
}
n = r_str_word_set0 (args);
if (n < narg) {
goto out;
}
input = r_str_new (r_str_word_get0 (args, narg));
if (!input) {
goto out;
}
const char *tinput = r_str_trim_ro (input);
int argv_idx = autocomplete_process_path (line, line->buffer.data, tinput, 0);
if (input[0] == '/' || input[0] == '.' || !extra_paths) {
goto out;
}
for (i = 0; extra_paths[i]; i ++) {
char *buf = r_str_newf ("%s%s%s", extra_paths[i], R_SYS_DIR, tinput);
if (!buf) {
break;
}
argv_idx += autocomplete_process_path (line, line->buffer.data, buf, argv_idx);
free (buf);
}
out:
free (args);
free (input);
}
//TODO: make it recursive to handle nested struct
static int autocomplete_pfele (RCore *core, char *key, char *pfx, int idx, char *ptr) {
int i, ret = 0;
int len = strlen (ptr);
char* fmt = sdb_get (core->print->formats, key, NULL);
if (fmt) {
int nargs = r_str_word_set0_stack (fmt);
if (nargs > 1) {
for (i = 1; i < nargs; i++) {
const char *arg = r_str_word_get0 (fmt, i);
char *p = strchr (arg, '(');
char *p2 = strchr (arg, ')');
// remove '(' and ')' from fmt
if (p && p2) {
arg = p + 1;
*p2 = '\0';
}
if (!len || !strncmp (ptr, arg, len)) {
tmp_argv[ret++] = r_str_newf ("pf%s.%s.%s", pfx, key, arg);
}
}
}
}
free (fmt);
return ret;
}
#define ADDARG(x) if (!strncmp (line->buffer.data+chr, x, strlen (line->buffer.data+chr))) { tmp_argv[j++] = x; }
static void autocomplete_default(RLine *line) {
RCore *core = line->user;
if (!core) {
return;
}
RCoreAutocomplete *a = core->autocomplete;
int i, j;
j = 0;
if (a) {
for (i = 0; j < (TMP_ARGV_SZ - 1) && i < a->n_subcmds; i++) {
if (line->buffer.data[0] == 0 || !strncmp (a->subcmds[i]->cmd, line->buffer.data, a->subcmds[i]->length)) {
tmp_argv[j++] = a->subcmds[i]->cmd;
}
}
} else {
for (i = 0; j < (TMP_ARGV_SZ - 1) && i < radare_argc && radare_argv[i]; i++) {
int length = strlen (radare_argv[i]);
if (!strncmp (radare_argv[i], line->buffer.data, length)) {
tmp_argv[j++] = radare_argv[i];
}
}
}
tmp_argv[j] = NULL;
line->completion.argc = j;
line->completion.argv = tmp_argv;
}
static void autocomplete_evals(RLine* line, const char* str) {
RCore *core = line->user;
if (!core || !str) {
return;
}
int i = 0, n;
RConfigNode *bt;
RListIter *iter;
char *tmp = strrchr (str, ' ');
if (tmp) {
str = tmp + 1;
}
n = strlen (str);
r_list_foreach (core->config->nodes, iter, bt) {
if (!strncmp (bt->name, str, n)) {
tmp_argv[i++] = bt->name;
if (i == TMP_ARGV_SZ - 1) {
break;
}
}
}
tmp_argv[R_MIN(i, TMP_ARGV_SZ - 1)] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
}
static void autocomplete_project(RLine* line, const char* str) {
RCore *core = line->user;
if (!core || !str) {
return;
}
char *foo, *projects_path = r_file_abspath (r_config_get (core->config, "dir.projects"));
RList *list = r_sys_dir (projects_path);
RListIter *iter;
int n = strlen (str);
int i = 0;
if (projects_path) {
r_list_foreach (list, iter, foo) {
if (r_core_is_project (core, foo)) {
if (!strncmp (foo, str, n)) {
tmp_argv[i++] = r_str_newf ("%s", foo);
if (i == TMP_ARGV_SZ - 1) {
break;
}
}
}
}
free (projects_path);
r_list_free (list);
}
tmp_argv[R_MIN(i, TMP_ARGV_SZ - 1)] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
}
static void autocomplete_minus(RLine* line, const char* str) {
RCore *core = line->user;
if (!core || !str) {
return;
}
int count;
int length = strlen (str);
char **keys = r_cmd_alias_keys(core->rcmd, &count);
if (keys) {
int i, j;
for (i=j=0; i<count; i++) {
if (!strncmp (keys[i], str, length)) {
tmp_argv[j++] = keys[i];
}
}
tmp_argv[j] = NULL;
line->completion.argc = j;
line->completion.argv = tmp_argv;
} else {
line->completion.argc = 0;
line->completion.argv = NULL;
}
}
static void autocomplete_breakpoints(RLine* line, const char* str) {
RCore *core = line->user;
if (!core || !str) {
return;
}
RListIter *iter;
RBreakpoint *bp = core->dbg->bp;
RBreakpointItem *b;
int n, i = 0;
n = strlen (str);
r_list_foreach (bp->bps, iter, b) {
char *addr = r_str_newf ("0x%"PFMT64x"", b->addr);
if (!strncmp (addr, str, n)) {
tmp_argv[i++] = addr;
} else {
free (addr);
}
}
tmp_argv[i] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
}
static bool add_argv(RFlagItem *fi, void *user) {
int *i = (int *)user;
tmp_argv[(*i)++] = fi->name;
return *i != TMP_ARGV_SZ - 1;
}
static void autocomplete_flags(RLine* line, const char* str) {
RCore *core = line->user;
if (!core || !str) {
return;
}
int n, i = 0;
n = strlen (str);
r_flag_foreach_prefix (core->flags, str, n, add_argv, &i);
tmp_argv[i] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
}
static void autocomplete_zignatures(RLine* line, const char* msg) {
RCore *core = line->user;
if (!core || !msg) {
return;
}
int length = strlen (msg);
RSpaces *zs = &core->anal->zign_spaces;
RSpace *s;
RSpaceIter it;
int i = 0;
r_spaces_foreach (zs, it, s) {
if (i == TMP_ARGV_SZ - 1) {
break;
}
if (!strncmp (msg, s->name, length)) {
if (i + 1 < TMP_ARGV_SZ) {
tmp_argv[i++] = s->name;
}
}
}
if (strlen (msg) == 0 && i + 1 < TMP_ARGV_SZ) {
tmp_argv[i++] = "*";
}
tmp_argv[i] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
}
static void autocomplete_flagspaces(RLine* line, const char* msg) {
RCore *core = line->user;
if (!core || !msg) {
return;
}
int length = strlen (msg);
RFlag *flag = core->flags;
int i = 0;
RSpaceIter it;
RSpace *s;
r_flag_space_foreach (flag, it, s) {
if (i == TMP_ARGV_SZ - 1) {
break;
}
if (!strncmp (msg, s->name, length)) {
if (i + 1 < TMP_ARGV_SZ) {
tmp_argv[i++] = s->name;
}
}
}
if (i + 1 < TMP_ARGV_SZ) {
tmp_argv[i++] = "*";
}
tmp_argv[i] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
}
static void autocomplete_functions (RLine* line, const char* str) {
RCore *core = line->user;
if (!core || !str) {
return;
}
RListIter *iter;
RAnalFunction *fcn;
int n = strlen (str), i = 0;
r_list_foreach (core->anal->fcns, iter, fcn) {
char *name = r_core_anal_fcn_name (core, fcn);
if (!strncmp (name, str, n)) {
tmp_argv[i++] = name;
} else {
free (name);
}
}
tmp_argv[i] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
}
static void autocomplete_macro(RLine* line, const char* str) {
RCore *core = line->user;
if (!core || !str) {
return;
}
RCmdMacroItem *item;
RListIter *iter;
char buf[1024];
int n, i = 0;
n = strlen(str);
r_list_foreach (core->rcmd->macro.macros, iter, item) {
char *p = item->name;
if (!*str || !strncmp (str, p, n)) {
snprintf (buf, sizeof (buf), "%s%s)", str, p);
// eprintf ("------ %p (%s) = %s\n", tmp_argv[i], buf, p);
if (r_is_heap ((void*)tmp_argv[i])) {
free ((char *)tmp_argv[i]);
}
tmp_argv[i] = strdup (buf); // LEAKS
i++;
if (i == TMP_ARGV_SZ - 1) {
break;
}
}
}
//tmp_argv[(i-1>0)?i-1:0] = NULL;
tmp_argv[i] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
}
static void autocomplete_file(RLine* line, const char* str) {
RCore *core = line->user;
if (!core || !str) {
return;
}
char *pipe = strchr (str, '>');
if (pipe) {
str = r_str_trim_ro (pipe + 1);
}
if (str && !*str) {
autocomplete_process_path (line, str, "./", 0);
} else {
autocomplete_process_path (line, str, str, 0);
}
}
static void autocomplete_theme(RLine* line, const char* str) {
RCore *core = line->user;
if (!core || !str) {
return;
}
int i = 0;
int len = strlen (str);
char *theme;
RListIter *iter;
RList *themes = r_core_list_themes (core);
r_list_foreach (themes, iter, theme) {
if (!len || !strncmp (str, theme, len)) {
tmp_argv[i++] = strdup (theme);
}
}
tmp_argv[i] = NULL;
r_list_free (themes);
line->completion.argc = i;
line->completion.argv = tmp_argv;
}
static bool find_e_opts(RLine *line) {
RCore *core = line->user;
if (!core) {
return false;
}
const char *pattern = "e (.*)=";
RRegex *rx = r_regex_new (pattern, "e");
const size_t nmatch = 2;
RRegexMatch pmatch[2];
bool ret = false;
if (r_regex_exec (rx, line->buffer.data, nmatch, pmatch, 1)) {
goto out;
}
int i;
char *str = NULL;
for (i = pmatch[1].rm_so; i < pmatch[1].rm_eo; i++) {
str = r_str_appendch (str, line->buffer.data[i]);
}
RConfigNode *node = r_config_node_get (core->config, str);
if (!node) {
return false;
}
RListIter *iter;
char *option;
char *p = (char *) r_sub_str_lchr (line->buffer.data, 0, line->buffer.index, '=');
p++;
i = 0;
int n = strlen (p);
r_list_foreach (node->options, iter, option) {
if (!strncmp (option, p, n)) {
tmp_argv[i++] = option;
}
}
tmp_argv[i] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
line->completion.opt = true;
ret = true;
out:
r_regex_free (rx);
return ret;
}
static bool find_autocomplete(RLine *line) {
RCore *core = line->user;
if (!core) {
return false;
}
RCoreAutocomplete* child = NULL;
RCoreAutocomplete* parent = core->autocomplete;
const char* p = line->buffer.data;
if (!p || !*p) {
return false;
}
char arg[256];
arg[0] = 0;
while (*p) {
const char* e = r_str_trim_wp (p);
if (!e || (e - p) >= 256 || e == p) {
return false;
}
memcpy (arg, p, e - p);
arg[e - p] = 0;
child = r_core_autocomplete_find (parent, arg, false);
if (child && child->length < line->buffer.length && p[child->length] == ' ') {
// if is spaced then i can provide the
// next subtree as suggestion..
p = r_str_trim_ro (p + child->length);
if (child->type == R_CORE_AUTOCMPLT_OPTN) {
continue;
}
parent = child;
} else {
break;
}
}
int i;
/* if something went wrong this will prevent bad behavior */
tmp_argv[0] = NULL;
line->completion.argc = 0;
line->completion.argv = tmp_argv;
switch (parent->type) {
case R_CORE_AUTOCMPLT_FLAG:
autocomplete_flags (line, p);
break;
case R_CORE_AUTOCMPLT_FLSP:
autocomplete_flagspaces (line, p);
break;
case R_CORE_AUTOCMPLT_FCN:
autocomplete_functions (line, p);
break;
case R_CORE_AUTOCMPLT_ZIGN:
autocomplete_zignatures (line, p);
break;
case R_CORE_AUTOCMPLT_EVAL:
autocomplete_evals (line, p);
break;
case R_CORE_AUTOCMPLT_PRJT:
autocomplete_project (line, p);
break;
case R_CORE_AUTOCMPLT_MINS:
autocomplete_minus (line, p);
break;
case R_CORE_AUTOCMPLT_BRKP:
autocomplete_breakpoints (line, p);
break;
case R_CORE_AUTOCMPLT_MACR:
autocomplete_macro (line, p);
break;
case R_CORE_AUTOCMPLT_FILE:
autocomplete_file (line, p);
break;
case R_CORE_AUTOCMPLT_THME:
autocomplete_theme (line, p);
break;
case R_CORE_AUTOCMPLT_OPTN:
// handled before
break;
default:
if (r_config_get_i (core->config, "cfg.newtab")) {
RCmdDescriptor *desc = &core->root_cmd_descriptor;
for (i = 0; arg[i] && desc; i++) {
ut8 c = arg[i];
desc = c < R_ARRAY_SIZE (desc->sub) ? desc->sub[c] : NULL;
}
if (desc && desc->help_msg) {
r_core_cmd_help (core, desc->help_msg);
r_cons_flush ();
return true;
}
// fallback to command listing
}
int length = strlen (arg), j = 0;
for (i = 0; j < (TMP_ARGV_SZ - 1) && i < parent->n_subcmds; i++) {
if (!strncmp (arg, parent->subcmds[i]->cmd, length)) {
tmp_argv[j++] = parent->subcmds[i]->cmd;
}
}
tmp_argv[j] = NULL;
line->completion.argc = j;
break;
}
return true;
}
static int autocomplete(RLine *line) {
RCore *core = line->user;
RListIter *iter;
if (core) {
r_core_free_autocomplete (core);
char *pipe = strchr (line->buffer.data, '>');
char *ptr = strchr (line->buffer.data, '@');
if (pipe && strchr (pipe + 1, ' ') && line->buffer.data+line->buffer.index >= pipe) {
autocompleteFilename (line, NULL, 1);
} else if (ptr && strchr (ptr + 1, ' ') && line->buffer.data + line->buffer.index >= ptr) {
int sdelta, n, i = 0;
ptr = (char *)r_str_trim_ro (ptr + 1);
n = strlen (ptr);//(line->buffer.data+sdelta);
sdelta = (int)(size_t)(ptr - line->buffer.data);
r_flag_foreach_prefix (core->flags, line->buffer.data + sdelta, n, add_argv, &i);
tmp_argv[i] = NULL;
line->completion.argc = i;
line->completion.argv = tmp_argv;
} else if (!strncmp (line->buffer.data, "#!pipe ", 7)) {
if (strchr (line->buffer.data + 7, ' ')) {
autocompleteFilename (line, NULL, 2);
} else {
int chr = 7;
int j = 0;
tmp_argv_heap = false;
ADDARG ("node");
ADDARG ("vala");
ADDARG ("ruby");
ADDARG ("newlisp");
ADDARG ("perl");
ADDARG ("python");
tmp_argv[j] = NULL;
line->completion.argc = j;
line->completion.argv = tmp_argv;
}
} else if (!strncmp (line->buffer.data, "ec ", 3)) {
if (strchr (line->buffer.data + 3, ' ')) {
autocompleteFilename (line, NULL, 2);
} else {
int chr = 3;
int j = 0;
tmp_argv_heap = false;
ADDARG("comment")
ADDARG("usrcmt")
ADDARG("args")
ADDARG("fname")
ADDARG("floc")
ADDARG("fline")
ADDARG("flag")
ADDARG("label")
ADDARG("help")
ADDARG("flow")
ADDARG("prompt")
ADDARG("offset")
ADDARG("input")
ADDARG("invalid")
ADDARG("other")
ADDARG("b0x00")
ADDARG("b0x7f")
ADDARG("b0xff")
ADDARG("math")
ADDARG("bin")
ADDARG("btext")
ADDARG("push")
ADDARG("pop")
ADDARG("crypto")
ADDARG("jmp")
ADDARG("cjmp")
ADDARG("call")
ADDARG("nop")
ADDARG("ret")
ADDARG("trap")
ADDARG("swi")
ADDARG("cmp")
ADDARG("reg")
ADDARG("creg")
ADDARG("num")
ADDARG("mov")
ADDARG("func_var")
ADDARG("func_var_type")
ADDARG("func_var_addr")
ADDARG("widget_bg")
ADDARG("widget_sel")
ADDARG("ai.read")
ADDARG("ai.write")
ADDARG("ai.exec")
ADDARG("ai.seq")
ADDARG("ai.ascii")
ADDARG("ai.unmap")
ADDARG("graph.box")
ADDARG("graph.box2")
ADDARG("graph.box3")
ADDARG("graph.box4")
ADDARG("graph.true")
ADDARG("graph.false")
ADDARG("graph.trufae")
ADDARG("graph.current")
ADDARG("graph.traced")
ADDARG("gui.cflow")
ADDARG("gui.dataoffset")
ADDARG("gui.background")
ADDARG("gui.alt_background")
ADDARG("gui.border")
tmp_argv[j] = NULL;
line->completion.argc = j;
line->completion.argv = tmp_argv;
}
} else if (!strncmp (line->buffer.data, "pf.", 3)
|| !strncmp (line->buffer.data, "pf*.", 4)
|| !strncmp (line->buffer.data, "pfd.", 4)
|| !strncmp (line->buffer.data, "pfv.", 4)
|| !strncmp (line->buffer.data, "pfj.", 4)) {
char pfx[2];
int chr = (line->buffer.data[2]=='.')? 3: 4;
if (chr == 4) {
pfx[0] = line->buffer.data[2];
pfx[1] = 0;
} else {
*pfx = 0;
}
SdbList *sls = sdb_foreach_list (core->print->formats, false);
SdbListIter *iter;
SdbKv *kv;
int j = 0;
ls_foreach (sls, iter, kv) {
int len = strlen (line->buffer.data + chr);
int minlen = R_MIN (len, strlen (sdbkv_key (kv)));
if (!len || !strncmp (line->buffer.data + chr, sdbkv_key (kv), minlen)) {
char *p = strchr (line->buffer.data + chr, '.');
if (p) {
j += autocomplete_pfele (core, sdbkv_key (kv), pfx, j, p + 1);
break;
} else {
tmp_argv[j++] = r_str_newf ("pf%s.%s", pfx, sdbkv_key (kv));
}
}
}
if (j > 0) {
tmp_argv_heap = true;
}
tmp_argv[j] = NULL;
line->completion.argc = j;
line->completion.argv = tmp_argv;
} else if ((!strncmp (line->buffer.data, "afvn ", 5))
|| (!strncmp (line->buffer.data, "afan ", 5))) {
RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, 0);
RList *vars;
if (!strncmp (line->buffer.data, "afvn ", 5)) {
vars = r_anal_var_list (core->anal, fcn, R_ANAL_VAR_KIND_BPV);
} else {
vars = r_anal_var_list (core->anal, fcn, R_ANAL_VAR_KIND_ARG);
}
const char *f_ptr, *l_ptr;
RAnalVar *var;
int j = 0, len = strlen (line->buffer.data);
f_ptr = r_sub_str_lchr (line->buffer.data, 0, line->buffer.index, ' ');
f_ptr = f_ptr != NULL ? f_ptr + 1 : line->buffer.data;
l_ptr = r_sub_str_rchr (line->buffer.data, line->buffer.index, len, ' ');
if (!l_ptr) {
l_ptr = line->buffer.data + len;
}
r_list_foreach (vars, iter, var) {
if (!strncmp (f_ptr, var->name, l_ptr - f_ptr)) {
tmp_argv[j++] = strdup (var->name);
}
}
tmp_argv[j] = NULL;
line->completion.argc = j;
line->completion.argv = tmp_argv;
} else if (!strncmp (line->buffer.data, "t ", 2)
|| !strncmp (line->buffer.data, "t- ", 3)) {
int i = 0;
SdbList *l = sdb_foreach_list (core->anal->sdb_types, true);
SdbListIter *iter;
SdbKv *kv;
int chr = (line->buffer.data[1] == ' ')? 2: 3;
ls_foreach (l, iter, kv) {
int len = strlen (line->buffer.data + chr);
if (!len || !strncmp (line->buffer.data + chr, sdbkv_key (kv), len)) {
if (!strcmp (sdbkv_value (kv), "type") || !strcmp (sdbkv_value (kv), "enum")
|| !strcmp (sdbkv_value (kv), "struct")) {
tmp_argv[i++] = strdup (sdbkv_key (kv));
}
}
}
if (i > 0) {
tmp_argv_heap = true;
}
tmp_argv[i] = NULL;
ls_free (l);
line->completion.argc = i;
line->completion.argv = tmp_argv;
} else if ((!strncmp (line->buffer.data, "te ", 3))) {
int i = 0;
SdbList *l = sdb_foreach_list (core->anal->sdb_types, true);
SdbListIter *iter;
SdbKv *kv;
int chr = 3;
ls_foreach (l, iter, kv) {
int len = strlen (line->buffer.data + chr);
if (!len || !strncmp (line->buffer.data + chr, sdbkv_key (kv), len)) {
if (!strcmp (sdbkv_value (kv), "enum")) {
tmp_argv[i++] = strdup (sdbkv_key (kv));
}
}
}
if (i > 0) {
tmp_argv_heap = true;
}
tmp_argv[i] = NULL;
ls_free (l);
line->completion.argc = i;
line->completion.argv = tmp_argv;
} else if (!strncmp (line->buffer.data, "ts ", 3)
|| !strncmp (line->buffer.data, "ta ", 3)
|| !strncmp (line->buffer.data, "tp ", 3)
|| !strncmp (line->buffer.data, "tl ", 3)
|| !strncmp (line->buffer.data, "tpx ", 4)
|| !strncmp (line->buffer.data, "tss ", 4)
|| !strncmp (line->buffer.data, "ts* ", 4)) {
int i = 0;
SdbList *l = sdb_foreach_list (core->anal->sdb_types, true);
SdbListIter *iter;
SdbKv *kv;
int chr = (line->buffer.data[2] == ' ')? 3: 4;
ls_foreach (l, iter, kv) {
int len = strlen (line->buffer.data + chr);
if (!len || !strncmp (line->buffer.data + chr, sdbkv_key (kv), len)) {
if (!strncmp (sdbkv_value (kv), "struct", strlen ("struct") + 1)) {
tmp_argv[i++] = strdup (sdbkv_key (kv));
}
}
}
if (i > 0) {
tmp_argv_heap = true;
}
tmp_argv[i] = NULL;
ls_free (l);
line->completion.argc = i;
line->completion.argv = tmp_argv;
} else if (!strncmp (line->buffer.data, "zo ", 3)
|| !strncmp (line->buffer.data, "zoz ", 4)) {
if (core->anal->zign_path && core->anal->zign_path[0]) {
char *zignpath = r_file_abspath (core->anal->zign_path);
char *paths[2] = { zignpath, NULL };
autocompleteFilename (line, paths, 1);
free (zignpath);
} else {
autocompleteFilename (line, NULL, 1);
}
} else if (find_e_opts (line)) {
return true;
} else if (line->offset_prompt) {
autocomplete_flags (line, line->buffer.data);
} else if (line->file_prompt) {
autocomplete_file (line, line->buffer.data);
} else if (!find_autocomplete (line)) {
autocomplete_default (line);
}
} else {
autocomplete_default (line);
}
return true;
}
R_API int r_core_fgets(char *buf, int len) {
const char *ptr;
RLine *rli = r_line_singleton ();
buf[0] = '\0';
if (rli->completion.argv != radare_argv) {
r_line_free_autocomplete (rli);
}
rli->completion.argc = radare_argc;
rli->completion.argv = radare_argv;
rli->completion.run = autocomplete;
ptr = r_line_readline ();
if (!ptr) {
return -1;
}
strncpy (buf, ptr, len);
buf[len - 1] = 0;
return strlen (buf) + 1;
}
static const char *r_core_print_offname(void *p, ut64 addr) {
RCore *c = (RCore*)p;
RFlagItem *item = r_flag_get_i (c->flags, addr);
return item ? item->name : NULL;
}
static int r_core_print_offsize(void *p, ut64 addr) {
RCore *c = (RCore*)p;
RFlagItem *item = r_flag_get_i (c->flags, addr);
return item ? item->size: -1;
}
/**
* Disassemble one instruction at specified address.
*/
static int __disasm(void *_core, ut64 addr) {
RCore *core = _core;
ut64 prevaddr = core->offset;
int len;
r_core_seek (core, addr, true);
len = r_core_print_disasm_instructions (core, 0, 1);
r_core_seek (core, prevaddr, true);
return len;
}
static void update_sdb(RCore *core) {
Sdb *d;
RBinObject *o;
if (!core) {
return;
}
//SDB// anal/
if (core->anal && core->anal->sdb) {
sdb_ns_set (DB, "anal", core->anal->sdb);
}
//SDB// bin/
if (core->bin && core->bin->sdb) {
sdb_ns_set (DB, "bin", core->bin->sdb);
}
//SDB// bin/info
o = r_bin_cur_object (core->bin);
if (o) {
sdb_ns_set (sdb_ns (DB, "bin", 1), "info", o->kv);
}
//sdb_ns_set (core->sdb, "flags", core->flags->sdb);
//sdb_ns_set (core->sdb, "bin", core->bin->sdb);
//SDB// syscall/
if (core->assembler && core->assembler->syscall && core->assembler->syscall->db) {
core->assembler->syscall->db->refs++;
sdb_ns_set (DB, "syscall", core->assembler->syscall->db);
}
d = sdb_ns (DB, "debug", 1);
if (core->dbg->sgnls) {
core->dbg->sgnls->refs++;
sdb_ns_set (d, "signals", core->dbg->sgnls);
}
}
#define MINLEN 1
static int is_string (const ut8 *buf, int size, int *len) {
int i;
if (size < 1) {
return 0;
}
if (size > 3 && buf[0] && !buf[1] && buf[2] && !buf[3]) {
*len = 1; // XXX: TODO: Measure wide string length
return 2; // is wide
}
for (i = 0; i < size; i++) {
if (!buf[i] && i > MINLEN) {
*len = i;
return 1;
}
if (buf[i] == 10|| buf[i] == 13|| buf[i] == 9) {
continue;
}
if (buf[i] < 32 || buf[i] > 127) {
// not ascii text
return 0;
}
if (!IS_PRINTABLE (buf[i])) {
*len = i;
return 0;
}
}
*len = i;
return 1;
}
static char *r_core_anal_hasrefs_to_depth(RCore *core, ut64 value, int depth);
R_API char *r_core_anal_hasrefs(RCore *core, ut64 value, bool verbose) {
if (verbose) {
return r_core_anal_hasrefs_to_depth (core, value, r_config_get_i (core->config, "hex.depth"));
}
RFlagItem *fi = r_flag_get_i (core->flags, value);
if (fi) {
return strdup (fi->name);
}
return NULL;
}
static char *r_core_anal_hasrefs_to_depth(RCore *core, ut64 value, int depth) {
RStrBuf *s = r_strbuf_new (NULL);
char *mapname = NULL;
RFlagItem *fi = r_flag_get_i (core->flags, value);
ut64 type = r_core_anal_address (core, value);
RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, value, 0);
if (value && value != UT64_MAX) {
RDebugMap *map = r_debug_map_get (core->dbg, value);
if (map && map->name && map->name[0]) {
mapname = strdup (map->name);
}
}
int bits = core->assembler->bits;
switch (bits) {
case 16: // umf, not in sync with pxr
{
st16 v = (st16)(value & UT16_MAX);
st16 h = UT16_MAX / 0x100;
if (v > -h && v < h) {
r_strbuf_appendf (s," %hd", v);
}
}
break;
case 32:
{
st32 v = (st32)(value & 0xffffffff);
st32 h = UT32_MAX / 0x10000;
if (v > -h && v < h) {
r_strbuf_appendf (s," %d", v);
}
}
break;
case 64:
{
st64 v = (st64)(value);
st64 h = UT64_MAX / 0x1000000;
if (v > -h && v < h) {
r_strbuf_appendf (s," %"PFMT64d, v);
}
}
break;
}
RBinSection *sect = value? r_bin_get_section_at (r_bin_cur_object (core->bin), value, true): NULL;
if(! ((type&R_ANAL_ADDR_TYPE_HEAP)||(type&R_ANAL_ADDR_TYPE_STACK)) ) {
// Do not repeat "stack" or "heap" words unnecessarily.
if (sect && sect->name[0]) {
r_strbuf_appendf (s," (%s)", sect->name);
}
if (mapname) {
r_strbuf_appendf (s, " (%s)", mapname);
R_FREE (mapname);
}
}
if (fi) {
RRegItem *r = r_reg_get (core->dbg->reg, fi->name, -1);
if (!r) {
r_strbuf_appendf (s, " %s", fi->name);
}
}
if (fcn) {
r_strbuf_appendf (s, " %s", fcn->name);
}
if (type) {
const char *c = r_core_anal_optype_colorfor (core, value, true);
const char *cend = (c && *c) ? Color_RESET: "";
if (!c) {
c = "";
}
if (type & R_ANAL_ADDR_TYPE_HEAP) {
r_strbuf_appendf (s, " %sheap%s", c, cend);
} else if (type & R_ANAL_ADDR_TYPE_STACK) {
r_strbuf_appendf (s, " %sstack%s", c, cend);
}
if (type & R_ANAL_ADDR_TYPE_PROGRAM) {
r_strbuf_appendf (s, " %sprogram%s", c, cend);
}
if (type & R_ANAL_ADDR_TYPE_LIBRARY) {
r_strbuf_appendf (s, " %slibrary%s", c, cend);
}
if (type & R_ANAL_ADDR_TYPE_ASCII) {
r_strbuf_appendf (s, " %sascii%s", c, cend);
}
if (type & R_ANAL_ADDR_TYPE_SEQUENCE) {
r_strbuf_appendf (s, " %ssequence%s", c, cend);
}
if (type & R_ANAL_ADDR_TYPE_READ) {
r_strbuf_appendf (s, " %sR%s", c, cend);
}
if (type & R_ANAL_ADDR_TYPE_WRITE) {
r_strbuf_appendf (s, " %sW%s", c, cend);
}
if (type & R_ANAL_ADDR_TYPE_EXEC) {
RAsmOp op;
ut8 buf[32];
r_strbuf_appendf (s, " %sX%s", c, cend);
/* instruction disassembly */
r_io_read_at (core->io, value, buf, sizeof (buf));
r_asm_set_pc (core->assembler, value);
r_asm_disassemble (core->assembler, &op, buf, sizeof (buf));
r_strbuf_appendf (s, " '%s'", r_asm_op_get_asm (&op));
/* get library name */
{ // NOTE: dup for mapname?
RDebugMap *map;
RListIter *iter;
r_list_foreach (core->dbg->maps, iter, map) {
if ((value >= map->addr) &&
(value<map->addr_end)) {
const char *lastslash = r_str_lchr (map->name, '/');
r_strbuf_appendf (s, " '%s'", lastslash?
lastslash+1:map->name);
break;
}
}
}
} else if (type & R_ANAL_ADDR_TYPE_READ) {
ut8 buf[32];
ut32 *n32 = (ut32 *)buf;
ut64 *n64 = (ut64*)buf;
r_io_read_at (core->io, value, buf, sizeof (buf));
ut64 n = (core->assembler->bits == 64)? *n64: *n32;
r_strbuf_appendf (s, " 0x%"PFMT64x, n);
}
}
{
ut8 buf[128], widebuf[256];
const char *c = r_config_get_i (core->config, "scr.color")? core->cons->context->pal.ai_ascii: "";
const char *cend = (c && *c) ? Color_RESET: "";
int len, r;
if (r_io_read_at (core->io, value, buf, sizeof (buf))) {
buf[sizeof (buf) - 1] = 0;
switch (is_string (buf, sizeof(buf), &len)) {
case 1:
r_strbuf_appendf (s, " (%s%s%s)", c, buf, cend);
break;
case 2:
r = r_utf8_encode_str ((const RRune *)buf, widebuf,
sizeof (widebuf) - 1);
if (r == -1) {
eprintf ("Something was wrong with refs\n");
} else {
r_strbuf_appendf (s, " (%s%s%s)", c, widebuf, cend);
}
break;
}
}
}
if ((type & R_ANAL_ADDR_TYPE_READ) && !(type & R_ANAL_ADDR_TYPE_EXEC) && depth) {
// Try to telescope further, but only several levels deep.
ut8 buf[32];
ut32 *n32 = (ut32 *)buf;
ut64 *n64 = (ut64*)buf;
r_io_read_at (core->io, value, buf, sizeof (buf));
ut64 n = (core->assembler->bits == 64)? *n64: *n32;
if(n != value) {
char* rrstr = r_core_anal_hasrefs_to_depth (core, n, depth-1);
if (rrstr) {
if (rrstr[0]) {
r_strbuf_appendf (s, " --> %s", rrstr);
}
free (rrstr);
}
}
}
free (mapname);
return r_strbuf_drain (s);
}
R_API char *r_core_anal_get_comments(RCore *core, ut64 addr) {
if (core) {
char *type = r_meta_get_string (core->anal, R_META_TYPE_VARTYPE, addr);
char *cmt = r_meta_get_string (core->anal, R_META_TYPE_COMMENT, addr);
if (type && cmt) {
char *ret = r_str_newf ("%s %s", type, cmt);
free (type);
free (cmt);
return ret;
} else if (type) {
return type;
} else if (cmt) {
return cmt;
}
}
return NULL;
}
R_API const char *r_core_anal_optype_colorfor(RCore *core, ut64 addr, bool verbose) {
ut64 type;
if (!(core->print->flags & R_PRINT_FLAGS_COLOR)) {
return NULL;
}
if (!r_config_get_i (core->config, "scr.color")) {
return NULL;
}
type = r_core_anal_address (core, addr);
if (type & R_ANAL_ADDR_TYPE_EXEC) {
return core->cons->context->pal.ai_exec; //Color_RED;
}
if (type & R_ANAL_ADDR_TYPE_WRITE) {
return core->cons->context->pal.ai_write; //Color_BLUE;
}
if (type & R_ANAL_ADDR_TYPE_READ) {
return core->cons->context->pal.ai_read; //Color_GREEN;
}
if (type & R_ANAL_ADDR_TYPE_SEQUENCE) {
return core->cons->context->pal.ai_seq; //Color_MAGENTA;
}
if (type & R_ANAL_ADDR_TYPE_ASCII) {
return core->cons->context->pal.ai_ascii; //Color_YELLOW;
}
return NULL;
}
static void r_core_setenv (RCore *core) {
char *e = r_sys_getenv ("PATH");
char *h = r_str_home (R2_HOME_BIN);
char *n = r_str_newf ("%s%s%s", h, R_SYS_ENVSEP, e);
r_sys_setenv ("PATH", n);
free (n);
free (h);
free (e);
}
static int mywrite(const ut8 *buf, int len) {
return r_cons_memcat ((const char *)buf, len);
}
static bool exists_var(RPrint *print, ut64 func_addr, char *str) {
char *name_key = sdb_fmt ("var.0x%"PFMT64x ".%d.%s", func_addr, 1, str);
if (sdb_const_get_len (((RCore*)(print->user))->anal->sdb_fcns, name_key, NULL, 0)) {
return true;
}
return false;
}
static bool r_core_anal_log(struct r_anal_t *anal, const char *msg) {
RCore *core = anal->user;
if (core->cfglog) {
r_core_log_add (core, msg);
}
return true;
}
static bool r_core_anal_read_at(struct r_anal_t *anal, ut64 addr, ut8 *buf, int len) {
return r_io_read_at (anal->iob.io, addr, buf, len);
}
static void r_core_break (RCore *core) {
// if we are not in the main thread we hold in a lock
RCoreTask *task = r_core_task_self (core);
r_core_task_continue (task);
}
static void *r_core_sleep_begin (RCore *core) {
RCoreTask *task = r_core_task_self (core);
r_core_task_sleep_begin (task);
return task;
}
static void r_core_sleep_end (RCore *core, void *user) {
RCoreTask *task = (RCoreTask *)user;
r_core_task_sleep_end (task);
}
static void init_autocomplete (RCore* core) {
core->autocomplete = R_NEW0 (RCoreAutocomplete);
/* flags */
r_core_autocomplete_add (core->autocomplete, "s", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "s+", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "b", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "f", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "?", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "?v", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "ad", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "bf", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "ag", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "db", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "f-", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "fr", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "tf", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "/a", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "/v", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "/r", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "/re", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "aav", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "aep", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "aef", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "afb", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "afc", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "axg", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "axt", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "axf", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "dcu", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "ag", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "agfl", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "aecu", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "aesu", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "aeim", R_CORE_AUTOCMPLT_FLAG, true);
r_core_autocomplete_add (core->autocomplete, "afi", R_CORE_AUTOCMPLT_FCN, true);
r_core_autocomplete_add (core->autocomplete, "afcf", R_CORE_AUTOCMPLT_FCN, true);
/* evars */
r_core_autocomplete_add (core->autocomplete, "e", R_CORE_AUTOCMPLT_EVAL, true);
r_core_autocomplete_add (core->autocomplete, "et", R_CORE_AUTOCMPLT_EVAL, true);
r_core_autocomplete_add (core->autocomplete, "e?", R_CORE_AUTOCMPLT_EVAL, true);
r_core_autocomplete_add (core->autocomplete, "e!", R_CORE_AUTOCMPLT_EVAL, true);
/* cfg.editor */
r_core_autocomplete_add (core->autocomplete, "-", R_CORE_AUTOCMPLT_MINS, true);
/* breakpoints */
r_core_autocomplete_add (core->autocomplete, "db-", R_CORE_AUTOCMPLT_BRKP, true);
r_core_autocomplete_add (core->autocomplete, "dbd", R_CORE_AUTOCMPLT_BRKP, true);
r_core_autocomplete_add (core->autocomplete, "dbe", R_CORE_AUTOCMPLT_BRKP, true);
r_core_autocomplete_add (core->autocomplete, "dbs", R_CORE_AUTOCMPLT_BRKP, true);
r_core_autocomplete_add (core->autocomplete, "dbte", R_CORE_AUTOCMPLT_BRKP, true);
r_core_autocomplete_add (core->autocomplete, "dbtd", R_CORE_AUTOCMPLT_BRKP, true);
r_core_autocomplete_add (core->autocomplete, "dbts", R_CORE_AUTOCMPLT_BRKP, true);
/* Project */
r_core_autocomplete_add (core->autocomplete, "Po", R_CORE_AUTOCMPLT_PRJT, true);
/* zignatures */
r_core_autocomplete_add (core->autocomplete, "zs", R_CORE_AUTOCMPLT_ZIGN, true);
/* flag spaces */
r_core_autocomplete_add (core->autocomplete, "fs", R_CORE_AUTOCMPLT_FLSP, true);
/* file path */
r_core_autocomplete_add (core->autocomplete, "o", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "idp", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "idpi", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "L", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "obf", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, ".", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "o+", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "oc", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "r2", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "rabin2", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "rasm2", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "rahash2", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "rax2", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "rafind2", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "cd", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "on", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "op", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "wf", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "rm", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "wF", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "wp", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "Sd", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "Sl", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "to", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "pm", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "/m", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "zos", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "zfd", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "zfs", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "zfz", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "cat", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "wta", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "wtf", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "wxf", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "dml", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "vim", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (core->autocomplete, "less", R_CORE_AUTOCMPLT_FILE, true);
r_core_autocomplete_add (r_core_autocomplete_add (core->autocomplete, "ls", R_CORE_AUTOCMPLT_DFLT, true), "-l", R_CORE_AUTOCMPLT_FILE, true);
/* macros */
r_core_autocomplete_add (core->autocomplete, ".(", R_CORE_AUTOCMPLT_MACR, true);
r_core_autocomplete_add (core->autocomplete, "(-", R_CORE_AUTOCMPLT_MACR, true);
/* theme */
r_core_autocomplete_add (core->autocomplete, "eco", R_CORE_AUTOCMPLT_THME, true);
/* just for hints */
int i;
for (i = 0; i < radare_argc && radare_argv[i]; i++) {
if (!r_core_autocomplete_find (core->autocomplete, radare_argv[i], true)) {
r_core_autocomplete_add (core->autocomplete, radare_argv[i], R_CORE_AUTOCMPLT_DFLT, true);
}
}
}
static const char *colorfor_cb(void *user, ut64 addr, bool verbose) {
return r_core_anal_optype_colorfor ((RCore *)user, addr, verbose);
}
static char *hasrefs_cb(void *user, ut64 addr, bool verbose) {
return r_core_anal_hasrefs ((RCore *)user, addr, verbose);
}
static char *get_comments_cb(void *user, ut64 addr) {
return r_core_anal_get_comments ((RCore *)user, addr);
}
R_IPI void spaces_list(RSpaces *sp, int mode) {
RSpaceIter it;
RSpace *s;
const RSpace *cur = r_spaces_current (sp);
PJ *pj = NULL;
if (mode == 'j') {
pj = pj_new ();
pj_a (pj);
}
r_spaces_foreach (sp, it, s) {
int count = r_spaces_count (sp, s->name);
if (mode == 'j') {
pj_o (pj);
pj_ks (pj, "name", s->name);
pj_ki (pj, "count", count);
pj_kb (pj, "selected", cur == s);
pj_end (pj);
} else if (mode == '*') {
r_cons_printf ("%s %s\n", sp->name, s->name);
} else {
r_cons_printf ("%5d %c %s\n", count, (!cur || cur == s)? '*': '.',
s->name);
}
}
if (mode == '*' && r_spaces_current (sp)) {
r_cons_printf ("%s %s # current\n", sp->name, r_spaces_current_name (sp));
}
if (mode == 'j') {
pj_end (pj);
r_cons_printf ("%s\n", pj_string (pj));
pj_free (pj);
}
}
static void cb_event_handler(REvent *ev, int event_type, void *user, void *data) {
RCore *core = (RCore *)ev->user;
if (!core->log_events) {
return;
}
REventMeta *rems = data;
char *str = r_base64_encode_dyn (rems->string, -1);
switch (event_type) {
case R_EVENT_META_SET:
switch (rems->type) {
case 'C':
r_core_log_add (ev->user, sdb_fmt (":add-comment 0x%08"PFMT64x" %s\n", rems->addr, str? str: ""));
break;
default:
break;
}
break;
case R_EVENT_META_DEL:
switch (rems->type) {
case 'C':
r_core_log_add (ev->user, sdb_fmt (":del-comment 0x%08"PFMT64x, rems->addr));
break;
default:
r_core_log_add (ev->user, sdb_fmt (":del-comment 0x%08"PFMT64x, rems->addr));
break;
}
break;
case R_EVENT_META_CLEAR:
switch (rems->type) {
case 'C':
r_core_log_add (ev->user, sdb_fmt (":clear-comments 0x%08"PFMT64x, rems->addr));
break;
default:
r_core_log_add (ev->user, sdb_fmt (":clear-comments 0x%08"PFMT64x, rems->addr));
break;
}
break;
default:
// TODO
break;
}
free (str);
}
static RFlagItem *core_flg_class_set(RFlag *f, const char *name, ut64 addr, ut32 size) {
r_flag_space_push (f, R_FLAGS_FS_CLASSES);
RFlagItem *res = r_flag_set (f, name, addr, size);
r_flag_space_pop (f);
return res;
}
static RFlagItem *core_flg_class_get(RFlag *f, const char *name) {
r_flag_space_push (f, R_FLAGS_FS_CLASSES);
RFlagItem *res = r_flag_get (f, name);
r_flag_space_pop (f);
return res;
}
static RFlagItem *core_flg_fcn_set (RFlag *f, const char *name, ut64 addr, ut32 size) {
r_flag_space_push (f, R_FLAGS_FS_FUNCTIONS);
RFlagItem *res = r_flag_set (f, name, addr, size);
r_flag_space_pop (f);
return res;
}
R_API bool r_core_init(RCore *core) {
core->blocksize = R_CORE_BLOCKSIZE;
core->block = (ut8 *)calloc (R_CORE_BLOCKSIZE + 1, 1);
if (!core->block) {
eprintf ("Cannot allocate %d byte(s)\n", R_CORE_BLOCKSIZE);
/* XXX memory leak */
return false;
}
r_core_setenv (core);
core->ev = r_event_new (core);
r_event_hook (core->ev, R_EVENT_ALL, cb_event_handler, NULL);
core->lock = r_th_lock_new (true);
core->max_cmd_depth = R_CORE_CMD_DEPTH + 1;
core->cmd_depth = core->max_cmd_depth;
core->sdb = sdb_new (NULL, "r2kv.sdb", 0); // XXX: path must be in home?
core->lastsearch = NULL;
core->cmdfilter = NULL;
core->switch_file_view = 0;
core->cmdremote = 0;
core->incomment = false;
core->config = NULL;
core->http_up = false;
ZERO_FILL (core->root_cmd_descriptor);
core->print = r_print_new ();
core->ropchain = r_list_newf ((RListFree)free);
r_core_bind (core, &(core->print->coreb));
core->print->user = core;
core->print->num = core->num;
core->print->offname = r_core_print_offname;
core->print->offsize = r_core_print_offsize;
core->print->cb_printf = r_cons_printf;
core->print->cb_color = r_cons_rainbow_get;
core->print->write = mywrite;
core->print->exists_var = exists_var;
core->print->disasm = __disasm;
core->print->colorfor = colorfor_cb;
core->print->hasrefs = hasrefs_cb;
core->print->get_comments = get_comments_cb;
core->print->use_comments = false;
core->rtr_n = 0;
core->blocksize_max = R_CORE_BLOCKSIZE_MAX;
core->task_id_next = 0;
core->tasks = r_list_newf ((RListFree)r_core_task_decref);
core->tasks_queue = r_list_new ();
core->oneshot_queue = r_list_newf (free);
core->oneshots_enqueued = 0;
core->tasks_lock = r_th_lock_new (true);
core->tasks_running = 0;
core->oneshot_running = false;
core->main_task = r_core_task_new (core, false, NULL, NULL, NULL);
r_list_append (core->tasks, core->main_task);
core->current_task = NULL;
core->watchers = r_list_new ();
core->watchers->free = (RListFree)r_core_cmpwatch_free;
core->scriptstack = r_list_new ();
core->scriptstack->free = (RListFree)free;
core->log = r_core_log_new ();
core->times = R_NEW0 (RCoreTimes);
core->vmode = false;
core->oobi = NULL;
core->oobi_len = 0;
core->printidx = 0;
core->lastcmd = NULL;
core->panels_tmpcfg = NULL;
core->cmdqueue = NULL;
core->cmdrepeat = true;
core->yank_buf = r_buf_new ();
core->num = r_num_new (&num_callback, &str_callback, core);
core->curasmstep = 0;
core->egg = r_egg_new ();
r_egg_setup (core->egg, R_SYS_ARCH, R_SYS_BITS, 0, R_SYS_OS);
core->undos = r_list_newf ((RListFree)r_core_undo_free);
core->fixedarch = false;
core->fixedbits = false;
/* initialize libraries */
core->cons = r_cons_new ();
if (core->cons->refcnt == 1) {
core->cons = r_cons_singleton ();
if (core->cons->line) {
core->cons->line->user = core;
core->cons->line->cb_editor = \
(RLineEditorCb)&r_core_editor;
}
#if __EMSCRIPTEN__
core->cons->user_fgets = NULL;
#else
core->cons->user_fgets = (void *)r_core_fgets;
#endif
//r_line_singleton()->user = (void *)core;
r_line_hist_load (R2_HOME_HISTORY);
}
core->print->cons = core->cons;
r_cons_bind (&core->print->consbind);
// We save the old num ad user, in order to restore it after free
core->lang = r_lang_new ();
core->lang->cmd_str = (char *(*)(void *, const char *))r_core_cmd_str;
core->lang->cmdf = (int (*)(void *, const char *, ...))r_core_cmdf;
r_core_bind_cons (core);
core->lang->cb_printf = r_cons_printf;
r_lang_define (core->lang, "RCore", "core", core);
r_lang_set_user_ptr (core->lang, core);
core->assembler = r_asm_new ();
core->assembler->num = core->num;
r_asm_set_user_ptr (core->assembler, core);
core->anal = r_anal_new ();
core->gadgets = r_list_newf ((RListFree)r_core_gadget_free);
core->anal->ev = core->ev;
core->anal->log = r_core_anal_log;
core->anal->read_at = r_core_anal_read_at;
core->anal->cb.on_fcn_new = on_fcn_new;
core->anal->cb.on_fcn_delete = on_fcn_delete;
core->anal->cb.on_fcn_rename = on_fcn_rename;
core->print->sdb_types = core->anal->sdb_types;
core->assembler->syscall = r_syscall_ref (core->anal->syscall); // BIND syscall anal/asm
r_anal_set_user_ptr (core->anal, core);
core->anal->cb_printf = (void *) r_cons_printf;
core->parser = r_parse_new ();
core->parser->anal = core->anal;
core->parser->varlist = r_anal_var_list;
r_parse_set_user_ptr (core->parser, core);
core->bin = r_bin_new ();
core->bin->cb_printf = (PrintfCallback) r_cons_printf;
r_bin_set_user_ptr (core->bin, core);
core->io = r_io_new ();
core->io->ff = 1;
core->io->user = (void *)core;
core->io->cb_core_cmd = core_cmd_callback;
core->io->cb_core_cmdstr = core_cmdstr_callback;
core->io->cb_core_post_write = core_post_write_callback;
core->search = r_search_new (R_SEARCH_KEYWORD);
r_io_undo_enable (core->io, 1, 0); // TODO: configurable via eval
core->fs = r_fs_new ();
core->flags = r_flag_new ();
core->flags->cb_printf = r_cons_printf;
core->graph = r_agraph_new (r_cons_canvas_new (1, 1));
core->graph->need_reload_nodes = false;
core->asmqjmps_size = R_CORE_ASMQJMPS_NUM;
if (sizeof (ut64) * core->asmqjmps_size < core->asmqjmps_size) {
core->asmqjmps_size = 0;
core->asmqjmps = NULL;
} else {
core->asmqjmps = R_NEWS (ut64, core->asmqjmps_size);
}
r_bin_bind (core->bin, &(core->assembler->binb));
r_bin_bind (core->bin, &(core->anal->binb));
r_bin_bind (core->bin, &(core->anal->binb));
r_io_bind (core->io, &(core->search->iob));
r_io_bind (core->io, &(core->print->iob));
r_io_bind (core->io, &(core->anal->iob));
r_io_bind (core->io, &(core->fs->iob));
r_core_bind (core, &(core->fs->cob));
r_io_bind (core->io, &(core->bin->iob));
r_flag_bind (core->flags, &(core->anal->flb));
core->anal->flg_class_set = core_flg_class_set;
core->anal->flg_class_get = core_flg_class_get;
core->anal->flg_fcn_set = core_flg_fcn_set;
r_anal_bind (core->anal, &(core->parser->analb));
r_core_bind (core, &(core->anal->coreb));
core->file = NULL;
core->files = r_list_newf ((RListFree)r_core_file_free);
core->offset = 0LL;
core->prompt_offset = 0LL;
r_core_cmd_init (core);
core->dbg = r_debug_new (true);
r_io_bind (core->io, &(core->dbg->iob));
r_io_bind (core->io, &(core->dbg->bp->iob));
r_core_bind (core, &core->dbg->corebind);
core->dbg->anal = core->anal; // XXX: dupped instance.. can cause lost pointerz
//r_debug_use (core->dbg, "native");
// XXX pushing unititialized regstate results in trashed reg values
// r_reg_arena_push (core->dbg->reg); // create a 2 level register state stack
// core->dbg->anal->reg = core->anal->reg; // XXX: dupped instance.. can cause lost pointerz
core->io->cb_printf = r_cons_printf;
core->dbg->cb_printf = r_cons_printf;
core->dbg->bp->cb_printf = r_cons_printf;
// initialize config before any corebind
r_core_config_init (core);
r_core_loadlibs_init (core);
//r_core_loadlibs (core);
// TODO: get arch from r_bin or from native arch
r_asm_use (core->assembler, R_SYS_ARCH);
r_anal_use (core->anal, R_SYS_ARCH);
if (R_SYS_BITS & R_SYS_BITS_64) {
r_config_set_i (core->config, "asm.bits", 64);
} else {
if (R_SYS_BITS & R_SYS_BITS_32) {
r_config_set_i (core->config, "asm.bits", 32);
}
}
r_config_set (core->config, "asm.arch", R_SYS_ARCH);
r_bp_use (core->dbg->bp, R_SYS_ARCH, core->anal->bits);
update_sdb (core);
{
char *a = r_str_r2_prefix (R2_FLAGS);
if (a) {
char *file = r_str_newf ("%s/tags.r2", a);
(void)r_core_run_script (core, file);
free (file);
free (a);
}
}
init_autocomplete (core);
return 0;
}
R_API void r_core_bind_cons(RCore *core) {
core->cons->num = core->num;
core->cons->cb_editor = (RConsEditorCallback)r_core_editor;
core->cons->cb_break = (RConsBreakCallback)r_core_break;
core->cons->cb_sleep_begin = (RConsSleepBeginCallback)r_core_sleep_begin;
core->cons->cb_sleep_end = (RConsSleepEndCallback)r_core_sleep_end;
core->cons->cb_task_oneshot = (RConsQueueTaskOneshot) r_core_task_enqueue_oneshot;
core->cons->user = (void*)core;
}
R_API RCore *r_core_fini(RCore *c) {
if (!c) {
return NULL;
}
r_core_task_break_all (c);
r_core_task_join (c, NULL, -1);
r_core_wait (c);
/* TODO: it leaks as shit */
//update_sdb (c);
// avoid double free
r_list_free (c->ropchain);
r_core_free_autocomplete (c);
r_event_free (c->ev);
R_FREE (c->cmdlog);
r_th_lock_free (c->lock);
R_FREE (c->lastsearch);
R_FREE (c->cons->pager);
R_FREE (c->panels_tmpcfg);
R_FREE (c->cmdqueue);
R_FREE (c->lastcmd);
r_list_free (c->visual.tabs);
R_FREE (c->block);
r_core_autocomplete_free (c->autocomplete);
r_list_free (c->gadgets);
r_list_free (c->undos);
r_num_free (c->num);
// TODO: sync or not? sdb_sync (c->sdb);
// TODO: sync all dbs?
//r_core_file_free (c->file);
//c->file = NULL;
r_list_free (c->files);
r_list_free (c->watchers);
r_list_free (c->scriptstack);
r_list_free (c->tasks);
r_list_free (c->tasks_queue);
r_list_free (c->oneshot_queue);
r_th_lock_free (c->tasks_lock);
c->rcmd = r_cmd_free (c->rcmd);
r_list_free (c->cmd_descriptors);
c->anal = r_anal_free (c->anal);
r_asm_free (c->assembler);
c->assembler = NULL;
c->print = r_print_free (c->print);
c->bin = r_bin_free (c->bin); // XXX segfaults rabin2 -c
c->lang = r_lang_free (c->lang); // XXX segfaults
c->dbg = r_debug_free (c->dbg);
r_io_free (c->io);
r_config_free (c->config);
/* after r_config_free, the value of I.teefile is trashed */
/* rconfig doesnt knows how to deinitialize vars, so we
should probably need to add a r_config_free_payload callback */
r_cons_free ();
r_cons_singleton ()->teefile = NULL; // HACK
r_search_free (c->search);
r_flag_free (c->flags);
r_fs_free (c->fs);
r_egg_free (c->egg);
r_lib_free (c->lib);
r_buf_free (c->yank_buf);
r_agraph_free (c->graph);
R_FREE (c->asmqjmps);
sdb_free (c->sdb);
r_core_log_free (c->log);
r_parse_free (c->parser);
R_FREE (c->times);
return NULL;
}
R_API RCore *r_core_free(RCore *c) {
// must wait all threads first
if (c) {
r_core_fini (c);
free (c);
}
return NULL;
}
R_API void r_core_prompt_loop(RCore *r) {
int ret;
do {
if (r_core_prompt (r, false) < 1) {
break;
}
// if (lock) r_th_lock_enter (lock);
if ((ret = r_core_prompt_exec (r))==-1) {
eprintf ("Invalid command\n");
}
/* if (lock) r_th_lock_leave (lock);
if (rabin_th && !r_th_wait_async (rabin_th)) {
eprintf ("rabin thread end \n");
r_th_kill_free (rabin_th);
r_th_lock_free (lock);
lock = NULL;
rabin_th = NULL;
}
*/
} while (ret != R_CORE_CMD_EXIT);
}
static int prompt_flag (RCore *r, char *s, size_t maxlen) {
const char DOTS[] = "...";
const RFlagItem *f = r_flag_get_at (r->flags, r->offset, false);
if (!f) {
return false;
}
if (f->offset < r->offset) {
snprintf (s, maxlen, "%s + %" PFMT64u, f->name, r->offset - f->offset);
} else {
snprintf (s, maxlen, "%s", f->name);
}
if (strlen (s) > maxlen - sizeof (DOTS)) {
s[maxlen - sizeof (DOTS) - 1] = '\0';
strcat (s, DOTS);
}
return true;
}
static void prompt_sec(RCore *r, char *s, size_t maxlen) {
const RBinSection *sec = r_bin_get_section_at (r_bin_cur_object (r->bin), r->offset, true);
if (!sec) {
return;
}
r_str_ncpy (s, sec->name, maxlen - 2);
strcat (s, ":");
}
static void chop_prompt (const char *filename, char *tmp, size_t max_tmp_size) {
size_t tmp_len, file_len;
unsigned int OTHRSCH = 3;
const char DOTS[] = "...";
int w, p_len;
w = r_cons_get_size (NULL);
file_len = strlen (filename);
tmp_len = strlen (tmp);
p_len = R_MAX (0, w - 6);
if (file_len + tmp_len + OTHRSCH >= p_len) {
size_t dots_size = sizeof (DOTS);
size_t chop_point = (size_t)(p_len - OTHRSCH - file_len - dots_size - 1);
if (chop_point < (max_tmp_size - dots_size - 1)) {
tmp[chop_point] = '\0';
strncat (tmp, DOTS, dots_size);
}
}
}
static void set_prompt (RCore *r) {
char tmp[128];
char *filename = strdup ("");
const char *cmdprompt = r_config_get (r->config, "cmd.prompt");
const char *BEGIN = "";
const char *END = "";
const char *remote = "";
if (cmdprompt && *cmdprompt) {
r_core_cmd (r, cmdprompt, 0);
}
if (r_config_get_i (r->config, "scr.prompt.file")) {
free (filename);
filename = r_str_newf ("\"%s\"",
r->io->desc ? r_file_basename (r->io->desc->name) : "");
}
if (r->cmdremote) {
char *s = r_core_cmd_str (r, "s");
r->offset = r_num_math (NULL, s);
free (s);
remote = "=!";
}
#if __UNIX__
if (r_config_get_i (r->config, "scr.color")) {
BEGIN = r->cons->context->pal.prompt;
END = r->cons->context->pal.reset;
}
#endif
// TODO: also in visual prompt and disasm/hexdump ?
if (r_config_get_i (r->config, "asm.segoff")) {
ut32 a, b;
unsigned int seggrn = r_config_get_i (r->config, "asm.seggrn");
a = ((r->offset >> 16) << (16 - seggrn));
b = (r->offset & 0xffff);
snprintf (tmp, 128, "%04x:%04x", a, b);
} else {
char p[64], sec[32];
int promptset = false;
sec[0] = '\0';
if (r_config_get_i (r->config, "scr.prompt.flag")) {
promptset = prompt_flag (r, p, sizeof (p));
}
if (r_config_get_i (r->config, "scr.prompt.sect")) {
prompt_sec (r, sec, sizeof (sec));
}
if (!promptset) {
if (r->print->wide_offsets && r->dbg->bits & R_SYS_BITS_64) {
snprintf (p, sizeof (p), "0x%016" PFMT64x, r->offset);
} else {
snprintf (p, sizeof (p), "0x%08" PFMT64x, r->offset);
}
}
snprintf (tmp, sizeof (tmp), "%s%s", sec, p);
}
chop_prompt (filename, tmp, 128);
char *prompt = r_str_newf ("%s%s[%s%s]>%s ", filename, BEGIN, remote,
tmp, END);
r_line_set_prompt (prompt ? prompt : "");
R_FREE (filename);
R_FREE (prompt);
}
R_API int r_core_prompt(RCore *r, int sync) {
char line[4096];
int rnv = r->num->value;
set_prompt (r);
int ret = r_cons_fgets (line, sizeof (line), 0, NULL);
if (ret == -2) {
return R_CORE_CMD_EXIT; // ^D
}
if (ret == -1) {
return false; // FD READ ERROR
}
r->num->value = rnv;
if (sync) {
return r_core_prompt_exec (r);
}
free (r->cmdqueue);
r->cmdqueue = strdup (line);
if (r->scr_gadgets && *line && *line != 'q') {
r_core_cmd0 (r, "pg");
}
return true;
}
R_API int r_core_prompt_exec(RCore *r) {
int ret = r_core_cmd (r, r->cmdqueue, true);
//int ret = r_core_cmd (r, r->cmdqueue, true);
if (r->cons && r->cons->use_tts) {
const char *buf = r_cons_get_buffer();
r_sys_tts (buf, true);
r->cons->use_tts = false;
}
r_cons_flush ();
if (r->cons && r->cons->line && r->cons->line->zerosep) {
r_cons_zero ();
}
return ret;
}
R_API int r_core_seek_size(RCore *core, ut64 addr, int bsize) {
ut8 *bump;
int ret = false;
if (bsize < 0) {
return false;
}
if (bsize == core->blocksize) {
return true;
}
if (r_sandbox_enable (0)) {
// TODO : restrict to filesize?
if (bsize > 1024*32) {
eprintf ("Sandbox mode restricts blocksize bigger than 32k\n");
return false;
}
}
if (bsize > core->blocksize_max) {
eprintf ("Block size %d is too big\n", bsize);
return false;
}
core->offset = addr;
if (bsize < 1) {
bsize = 1;
} else if (core->blocksize_max && bsize>core->blocksize_max) {
eprintf ("bsize is bigger than `bm`. dimmed to 0x%x > 0x%x\n",
bsize, core->blocksize_max);
bsize = core->blocksize_max;
}
bump = realloc (core->block, bsize + 1);
if (!bump) {
eprintf ("Oops. cannot allocate that much (%u)\n", bsize);
ret = false;
} else {
ret = true;
core->block = bump;
core->blocksize = bsize;
memset (core->block, 0xff, core->blocksize);
r_core_block_read (core);
}
return ret;
}
R_API int r_core_block_size(RCore *core, int bsize) {
return r_core_seek_size (core, core->offset, bsize);
}
R_API int r_core_seek_align(RCore *core, ut64 align, int times) {
int inc = (times >= 0)? 1: -1;
ut64 seek = core->offset;
if (!align) {
return false;
}
int diff = core->offset % align;
if (!times) {
diff = -diff;
} else if (diff) {
if (inc > 0) {
diff += align-diff;
} else {
diff = -diff;
}
if (times) {
times -= inc;
}
}
while ((times*inc) > 0) {
times -= inc;
diff += (align * inc);
}
if (diff < 0 && -diff > seek) {
seek = diff = 0;
}
return r_core_seek (core, seek + diff, 1);
}
R_API char *r_core_op_str(RCore *core, ut64 addr) {
RAsmOp op = {0};
ut8 buf[64];
r_asm_set_pc (core->assembler, addr);
r_io_read_at (core->io, addr, buf, sizeof (buf));
int ret = r_asm_disassemble (core->assembler, &op, buf, sizeof (buf));
char *str = (ret > 0)? strdup (r_strbuf_get (&op.buf_asm)): NULL;
r_asm_op_fini (&op);
return str;
}
R_API RAnalOp *r_core_op_anal(RCore *core, ut64 addr) {
ut8 buf[64];
RAnalOp *op = R_NEW (RAnalOp);
r_io_read_at (core->io, addr, buf, sizeof (buf));
r_anal_op (core->anal, op, addr, buf, sizeof (buf), R_ANAL_OP_MASK_ALL);
return op;
}
static void rap_break (void *u) {
RIORap *rior = (RIORap*) u;
if (u) {
r_socket_free (rior->fd);
rior->fd = NULL;
}
}
// TODO: PLEASE move into core/io/rap? */
// TODO: use static buffer instead of mallocs all the time. it's network!
R_API bool r_core_serve(RCore *core, RIODesc *file) {
ut8 cmd, flg, *ptr = NULL, buf[1024];
int i, pipefd = -1;
ut64 x;
RIORap *rior = (RIORap *)file->data;
if (!rior|| !rior->fd) {
eprintf ("rap: cannot listen.\n");
return false;
}
RSocket *fd = rior->fd;
eprintf ("RAP Server started (rap.loop=%s)\n",
r_config_get (core->config, "rap.loop"));
r_cons_break_push (rap_break, rior);
reaccept:
while (!r_cons_is_breaked ()) {
RSocket *c = r_socket_accept (fd);
if (!c) {
break;
}
if (r_cons_is_breaked ()) {
goto out_of_function;
}
if (!c) {
eprintf ("rap: cannot accept\n");
r_socket_free (c);
goto out_of_function;
}
eprintf ("rap: client connected\n");
for (;!r_cons_is_breaked ();) {
if (!r_socket_read (c, &cmd, 1)) {
eprintf ("rap: connection closed\n");
if (r_config_get_i (core->config, "rap.loop")) {
eprintf ("rap: waiting for new connection\n");
r_socket_free (c);
goto reaccept;
}
goto out_of_function;
}
switch ((ut8)cmd) {
case RMT_OPEN:
r_socket_read_block (c, &flg, 1); // flags
eprintf ("open (%d): ", cmd);
r_socket_read_block (c, &cmd, 1); // len
pipefd = -1;
ptr = malloc (cmd + 1);
//XXX cmd is ut8..so <256 if (cmd<RMT_MAX)
if (!ptr) {
eprintf ("Cannot malloc in rmt-open len = %d\n", cmd);
} else {
ut64 baddr = r_config_get_i (core->config, "bin.laddr");
r_socket_read_block (c, ptr, cmd);
ptr[cmd] = 0;
ut32 perm = R_PERM_R;
if (flg & R_PERM_W) {
perm |= R_PERM_W;
}
if (r_core_file_open (core, (const char *)ptr, perm, 0)) {
int fd = r_io_fd_get_current (core->io);
r_core_bin_load (core, NULL, baddr);
r_io_map_add (core->io, fd, perm, 0, 0, r_io_fd_size (core->io, fd));
if (core->file) {
pipefd = fd;
} else {
pipefd = -1;
}
eprintf ("(flags: %d) len: %d filename: '%s'\n",
flg, cmd, ptr); //config.file);
} else {
pipefd = -1;
eprintf ("Cannot open file (%s)\n", ptr);
r_socket_close (c);
goto out_of_function; //XXX: Close conection and goto accept
}
}
buf[0] = RMT_OPEN | RMT_REPLY;
r_write_be32 (buf + 1, pipefd);
r_socket_write (c, buf, 5);
r_socket_flush (c);
R_FREE (ptr);
break;
case RMT_READ:
r_socket_read_block (c, (ut8*)&buf, 4);
i = r_read_be32 (buf);
ptr = (ut8 *)malloc (i + core->blocksize + 5);
if (ptr) {
r_core_block_read (core);
ptr[0] = RMT_READ | RMT_REPLY;
if (i > RMT_MAX) {
i = RMT_MAX;
}
if (i > core->blocksize) {
r_core_block_size (core, i);
}
if (i + 128 < core->blocksize) {
r_core_block_size (core, i);
}
r_write_be32 (ptr + 1, i);
memcpy (ptr + 5, core->block, i); //core->blocksize);
r_socket_write (c, ptr, i + 5);
r_socket_flush (c);
R_FREE (ptr);
} else {
eprintf ("Cannot read %d byte(s)\n", i);
r_socket_free (c);
// TODO: reply error here
goto out_of_function;
}
break;
case RMT_CMD:
{
char *cmd = NULL, *cmd_output = NULL;
char bufr[8], *bufw = NULL;
ut32 cmd_len = 0;
int i;
/* read */
r_socket_read_block (c, (ut8*)&bufr, 4);
i = r_read_be32 (bufr);
if (i > 0 && i < RMT_MAX) {
if ((cmd = malloc (i + 1))) {
r_socket_read_block (c, (ut8*)cmd, i);
cmd[i] = '\0';
eprintf ("len: %d cmd:'%s'\n", i, cmd);
fflush (stdout);
cmd_output = r_core_cmd_str (core, cmd);
free (cmd);
} else {
eprintf ("rap: cannot malloc\n");
}
} else {
eprintf ("rap: invalid length '%d'\n", i);
}
/* write */
if (cmd_output) {
cmd_len = strlen (cmd_output) + 1;
} else {
cmd_output = strdup ("");
cmd_len = 0;
}
#if DEMO_SERVER_SENDS_CMD_TO_CLIENT
static bool once = true;
/* TODO: server can reply a command request to the client only here */
if (once) {
const char *cmd = "pd 4";
int cmd_len = strlen (cmd) + 1;
ut8 *b = malloc (cmd_len + 5);
b[0] = RMT_CMD;
r_write_be32 (b + 1, cmd_len);
strcpy ((char *)b+ 5, cmd);
r_socket_write (c, b, 5 + cmd_len);
r_socket_flush (c);
/* read response */
r_socket_read (c, b, 5);
if (b[0] == (RMT_CMD | RMT_REPLY)) {
ut32 n = r_read_be32 (b + 1);
eprintf ("REPLY %d\n", n);
if (n > 0) {
ut8 *res = calloc (1, n);
r_socket_read (c, res, n);
eprintf ("RESPONSE(%s)\n", (const char *)res);
free (res);
}
}
r_socket_flush (c);
free (b);
once = false;
}
#endif
bufw = malloc (cmd_len + 5);
bufw[0] = (ut8) (RMT_CMD | RMT_REPLY);
r_write_be32 (bufw + 1, cmd_len);
memcpy (bufw + 5, cmd_output, cmd_len);
r_socket_write (c, bufw, cmd_len+5);
r_socket_flush (c);
free (bufw);
free (cmd_output);
break;
}
case RMT_WRITE:
r_socket_read (c, buf, 4);
x = r_read_at_be32 (buf, 0);
ptr = malloc (x);
r_socket_read (c, ptr, x);
int ret = r_core_write_at (core, core->offset, ptr, x);
buf[0] = RMT_WRITE | RMT_REPLY;
r_write_be32 (buf + 1, ret);
r_socket_write (c, buf, 5);
r_socket_flush (c);
R_FREE (ptr);
break;
case RMT_SEEK:
r_socket_read_block (c, buf, 9);
x = r_read_at_be64 (buf, 1);
if (buf[0] == 2) {
if (core->file) {
x = r_io_fd_size (core->io, core->file->fd);
} else {
x = 0;
}
} else {
if (buf[0] == 0) {
r_core_seek (core, x, 1); //buf[0]);
}
x = core->offset;
}
buf[0] = RMT_SEEK | RMT_REPLY;
r_write_be64 (buf + 1, x);
r_socket_write (c, buf, 9);
r_socket_flush (c);
break;
case RMT_CLOSE:
// XXX : proper shutdown
r_socket_read_block (c, buf, 4);
i = r_read_be32 (buf);
{
//FIXME: Use r_socket_close
int ret = close (i);
r_write_be32 (buf + 1, ret);
buf[0] = RMT_CLOSE | RMT_REPLY;
r_socket_write (c, buf, 5);
r_socket_flush (c);
}
break;
default:
eprintf ("unknown command 0x%02x\n", cmd);
r_socket_close (c);
R_FREE (ptr);
goto out_of_function;
}
}
eprintf ("client: disconnected\n");
r_socket_free (c);
}
out_of_function:
r_cons_break_pop ();
return false;
}
R_API int r_core_search_cb(RCore *core, ut64 from, ut64 to, RCoreSearchCallback cb) {
int ret, len = core->blocksize;
ut8 *buf;
if ((buf = malloc (len))) {
while (from < to) {
ut64 delta = to-from;
if (delta < len) {
len = (int)delta;
}
if (!r_io_read_at (core->io, from, buf, len)) {
eprintf ("Cannot read at 0x%"PFMT64x"\n", from);
break;
}
for (ret = 0; ret < len;) {
int done = cb (core, from, buf+ret, len-ret);
if (done < 1) { /* interrupted */
free (buf);
return false;
}
ret += done;
}
from += len;
}
free (buf);
} else {
eprintf ("Cannot allocate blocksize\n");
}
return true;
}
R_API char *r_core_editor (const RCore *core, const char *file, const char *str) {
const bool interactive = r_cons_is_interactive ();
const char *editor = r_config_get (core->config, "cfg.editor");
char *name = NULL, *ret = NULL;
int len, fd;
if (!interactive || !editor || !*editor) {
return NULL;
}
if (file && *file != '*') {
name = strdup (file);
fd = r_sandbox_open (file, O_RDWR, 0644);
} else {
fd = r_file_mkstemp (file, &name);
}
if (fd == -1) {
free (name);
return NULL;
}
if (str) {
write (fd, str, strlen (str));
}
close (fd);
if (name && (!editor || !*editor || !strcmp (editor, "-"))) {
RCons *cons = r_cons_singleton ();
void *tmp = cons->cb_editor;
cons->cb_editor = NULL;
r_cons_editor (name, NULL);
cons->cb_editor = tmp;
} else {
if (editor && name) {
r_sys_cmdf ("%s '%s'", editor, name);
}
}
ret = name? r_file_slurp (name, &len): 0;
if (ret) {
if (len && ret[len - 1] == '\n') {
ret[len - 1] = 0; // chop
}
if (!file) {
r_file_rm (name);
}
}
free (name);
return ret;
}
/* weak getters */
R_API RCons *r_core_get_cons (RCore *core) {
return core->cons;
}
R_API RConfig *r_core_get_config (RCore *core) {
return core->config;
}
R_API RBin *r_core_get_bin (RCore *core) {
return core->bin;
}
R_API RBuffer *r_core_syscallf (RCore *core, const char *name, const char *fmt, ...) {
char str[1024];
RBuffer *buf;
va_list ap;
va_start (ap, fmt);
vsnprintf (str, sizeof (str), fmt, ap);
buf = r_core_syscall (core, name, str);
va_end (ap);
return buf;
}
R_API RBuffer *r_core_syscall (RCore *core, const char *name, const char *args) {
RBuffer *b = NULL;
char code[1024];
int num;
//arch check
if (strcmp (core->anal->cur->arch, "x86")) {
eprintf ("architecture not yet supported!\n");
return 0;
}
num = r_syscall_get_num (core->anal->syscall, name);
//bits check
switch (core->assembler->bits) {
case 32:
if (strcmp (name, "setup") && !num ) {
eprintf ("syscall not found!\n");
return 0;
}
break;
case 64:
if (strcmp (name, "read") && !num ) {
eprintf ("syscall not found!\n");
return 0;
}
break;
default:
eprintf ("syscall not found!\n");
return 0;
}
snprintf (code, sizeof (code),
"sc@syscall(%d);\n"
"main@global(0) { sc(%s);\n"
":int3\n" /// XXX USE trap
"}\n", num, args);
r_egg_reset (core->egg);
// TODO: setup arch/bits/os?
r_egg_load (core->egg, code, 0);
if (!r_egg_compile (core->egg)) {
eprintf ("Cannot compile.\n");
}
if (!r_egg_assemble (core->egg)) {
eprintf ("r_egg_assemble: invalid assembly\n");
}
if ((b = r_egg_get_bin (core->egg))) {
#if 0
if (b->length > 0) {
for (i = 0; i < b->length; i++) {
r_cons_printf ("%02x", b->buf[i]);
}
r_cons_printf ("\n");
}
#endif
}
return b;
}
static bool isValidAddress (RCore *core, ut64 addr) {
// check if address is mapped
RIOMap* map = r_io_map_get (core->io, addr);
if (!map) {
return false;
}
st64 fdsz = (st64)r_io_fd_size (core->io, map->fd);
if (fdsz > 0 && map->delta > fdsz) {
return false;
}
// check if associated file is opened
RIODesc *desc = r_io_desc_get (core->io, map->fd);
if (!desc) {
return false;
}
// check if current map->fd is null://
if (!strncmp (desc->name, "null://", 7)) {
return false;
}
return true;
}
R_API int r_core_search_value_in_range(RCore *core, RInterval search_itv, ut64 vmin,
ut64 vmax, int vsize, bool asterisk, inRangeCb cb) {
int i, align = core->search->align, hitctr = 0;
bool vinfun = r_config_get_i (core->config, "anal.vinfun");
bool vinfunr = r_config_get_i (core->config, "anal.vinfunrange");
ut8 buf[4096];
ut64 v64, value = 0, size;
ut64 from = search_itv.addr, to = r_itv_end (search_itv);
ut32 v32;
ut16 v16;
if (from >= to) {
eprintf ("Error: from must be lower than to\n");
return -1;
}
bool maybeThumb = false;
if (align && core->anal->cur && core->anal->cur->arch) {
if (!strcmp (core->anal->cur->arch, "arm") && core->anal->bits != 64) {
maybeThumb = true;
}
}
if (vmin >= vmax) {
eprintf ("Error: vmin must be lower than vmax\n");
return -1;
}
if (to == UT64_MAX) {
eprintf ("Error: Invalid destination boundary\n");
return -1;
}
r_cons_break_push (NULL, NULL);
while (from < to) {
size = R_MIN (to - from, sizeof (buf));
memset (buf, 0xff, sizeof (buf)); // probably unnecessary
if (r_cons_is_breaked ()) {
goto beach;
}
bool res = r_io_read_at_mapped (core->io, from, buf, size);
if (!res || !memcmp (buf, "\xff\xff\xff\xff", 4) || !memcmp (buf, "\x00\x00\x00\x00", 4)) {
if (!isValidAddress (core, from)) {
ut64 next = r_io_map_next_address (core->io, from);
if (next == UT64_MAX) {
from += sizeof (buf);
} else {
from += (next - from);
}
continue;
}
}
for (i = 0; i <= (size - vsize); i++) {
void *v = (buf + i);
ut64 addr = from + i;
if (r_cons_is_breaked ()) {
goto beach;
}
if (align && (addr) % align) {
continue;
}
int match = false;
int left = size - i;
if (vsize > left) {
break;
}
switch (vsize) {
case 1: value = *(ut8 *)v; match = (buf[i] >= vmin && buf[i] <= vmax); break;
case 2: v16 = *(uut16 *)v; match = (v16 >= vmin && v16 <= vmax); value = v16; break;
case 4: v32 = *(uut32 *)v; match = (v32 >= vmin && v32 <= vmax); value = v32; break;
case 8: v64 = *(uut64 *)v; match = (v64 >= vmin && v64 <= vmax); value = v64; break;
default: eprintf ("Unknown vsize %d\n", vsize); return -1;
}
if (match && !vinfun) {
if (vinfunr) {
if (r_anal_get_fcn_in_bounds (core->anal, addr, R_ANAL_FCN_TYPE_NULL)) {
match = false;
}
} else {
if (r_anal_get_fcn_in (core->anal, addr, R_ANAL_FCN_TYPE_NULL)) {
match = false;
}
}
}
if (match && value) {
bool isValidMatch = true;
if (align && (value % align)) {
// ignored .. unless we are analyzing arm/thumb and lower bit is 1
isValidMatch = false;
if (maybeThumb && (value & 1)) {
isValidMatch = true;
}
}
if (isValidMatch) {
cb (core, addr, value, vsize, asterisk, hitctr);
hitctr++;
}
}
}
if (size == to-from) {
break;
}
from += size-vsize+1;
}
beach:
r_cons_break_pop ();
return hitctr;
}
R_API RCoreAutocomplete *r_core_autocomplete_add(RCoreAutocomplete *parent, const char* cmd, int type, bool lock) {
if (!parent || !cmd || type < 0 || type >= R_CORE_AUTOCMPLT_END) {
return NULL;
}
RCoreAutocomplete *autocmpl = R_NEW0 (RCoreAutocomplete);
if (!autocmpl) {
return NULL;
}
RCoreAutocomplete **updated = realloc (parent->subcmds, (parent->n_subcmds + 1) * sizeof (RCoreAutocomplete*));
if (!updated) {
free (autocmpl);
return NULL;
}
parent->subcmds = updated;
parent->subcmds[parent->n_subcmds] = autocmpl;
parent->n_subcmds++;
autocmpl->cmd = strdup (cmd);
autocmpl->locked = lock;
autocmpl->type = type;
autocmpl->length = strlen (cmd);
return autocmpl;
}
R_API void r_core_autocomplete_free(RCoreAutocomplete *obj) {
if (!obj) {
return;
}
int i;
for (i = 0; i < obj->n_subcmds; ++i) {
r_core_autocomplete_free (obj->subcmds[i]);
obj->subcmds[i] = NULL;
}
free (obj->subcmds);
free ((char*) obj->cmd);
free (obj);
}
R_API RCoreAutocomplete *r_core_autocomplete_find(RCoreAutocomplete *parent, const char* cmd, bool exact) {
if (!parent || !cmd) {
return false;
}
int len = strlen (cmd);
int i;
for (i = 0; i < parent->n_subcmds; ++i) {
if (exact && len == parent->subcmds[i]->length && !strncmp (cmd, parent->subcmds[i]->cmd, len)) {
return parent->subcmds[i];
} else if (!exact && !strncmp (cmd, parent->subcmds[i]->cmd, len)) {
return parent->subcmds[i];
}
}
return NULL;
}
R_API bool r_core_autocomplete_remove(RCoreAutocomplete *parent, const char* cmd) {
if (!parent || !cmd) {
return false;
}
int i, j;
for (i = 0; i < parent->n_subcmds; i++) {
RCoreAutocomplete *ac = parent->subcmds[i];
if (ac->locked) {
continue;
}
// if (!strncmp (parent->subcmds[i]->cmd, cmd, parent->subcmds[i]->length)) {
if (r_str_glob (ac->cmd, cmd)) {
for (j = i + 1; j < parent->n_subcmds; ++j) {
parent->subcmds[j - 1] = parent->subcmds[j];
parent->subcmds[j] = NULL;
}
r_core_autocomplete_free (ac);
RCoreAutocomplete **updated = realloc (parent->subcmds, (parent->n_subcmds - 1) * sizeof (RCoreAutocomplete*));
if (!updated && (parent->n_subcmds - 1) > 0) {
eprintf ("Something really bad has happen.. this should never ever happen..\n");
return false;
}
parent->subcmds = updated;
parent->n_subcmds--;
i--;
}
}
return false;
}
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