static ut64 num_callback(RNum *userptr, const char *str, int *ok) {
RCore *core = (RCore *)userptr; // XXX ?
RAnalFunction *fcn;
char *ptr, *bptr, *out;
RFlagItem *flag;
RIOSection *s;
RAnalOp op;
ut64 ret = 0;
if (ok) *ok = R_FALSE;
switch (*str) {
case '[':
{
ut64 n = 0LL;
int refsz = (core->assembler->bits & R_SYS_BITS_64)? 8: 4;
const char *p = NULL;
if (strlen (str)>5)
p = strchr (str+5, ':');
// TODO: honor LE
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);
r_num_calc_index (core->num, q);
}
}
free (o);
}
}
}
// pop state
if (ok) *ok = 1;
ut32 num = 0;
switch (refsz) {
case 8:
case 4:
case 2:
case 1:
(void)r_io_read_at (core->io, n, (ut8*)&num, refsz);
r_mem_copyendian ((ut8*)&num, (ut8*)&num, refsz, !core->assembler->big_endian);
return num;
default:
eprintf ("Invalid reference size: %d (%s)\n", refsz, str);
return 0LL;
}
}
break;
case '$':
if (ok) *ok = 1;
// TODO: group analop-dependant vars after a char, so i can filter
r_anal_op (core->anal, &op, core->offset,
core->block, core->blocksize);
switch (str[1]) {
case '.': // can use pc, sp, a0, a1, ...
return r_debug_reg_get (core->dbg, str+2);
case 'k':
if (str[2]!='{') {
eprintf ("Expected '{' after 'k'.\n");
break;
}
bptr = strdup (str+3);
ptr = strchr (bptr, '}');
if (ptr == NULL) {
// invalid json
free (bptr);
break;
}
*ptr = '\0';
ret = 0LL;
out = sdb_querys (core->sdb, NULL, 0, bptr);
if (out && *out) {
if (strstr (out, "$k{")) {
eprintf ("Recursivity is not permitted here\n");
} else {
ret = r_num_math (core->num, out);
}
}
free (bptr);
free (out);
return ret;
break;
case '{':
bptr = strdup (str+2);
ptr = strchr (bptr, '}');
if (ptr != NULL) {
ut64 ret;
ptr[0] = '\0';
ret = r_config_get_i (core->config, bptr);
free (bptr);
return ret;
}
free (bptr);
break;
case 'c': return r_cons_get_size (NULL);
case 'r': { int rows; r_cons_get_size (&rows); return rows; }
case 'e': return r_anal_op_is_eob (&op);
case 'j': return op.jump;
case 'p': return r_sys_getpid ();
case 'P': return (core->dbg->pid>0)? core->dbg->pid: 0;
case 'f': return op.fail;
case 'm': return op.ptr; // memref
case 'v': return op.val; // immediate value
case 'l': return op.size;
case 'b': return core->blocksize;
case 's':
if (core->file) {
return r_io_desc_size (core->io, core->file->desc);
}
return 0LL;
case 'w': return r_config_get_i (core->config, "asm.bits") / 8;
case 'S':
s = r_io_section_vget (core->io, core->offset);
return s? (str[2]=='S'? s->size: s->vaddr): 3;
case '?': return core->num->value;
case '$': return core->offset;
case 'o': return r_io_section_vaddr_to_offset (core->io,
core->offset);
case 'C': return getref (core, atoi (str+2), 'r',
R_ANAL_REF_TYPE_CALL);
case 'J': return getref (core, atoi (str+2), 'r',
R_ANAL_REF_TYPE_CODE);
case 'D': return getref (core, atoi (str+2), 'r',
R_ANAL_REF_TYPE_DATA);
case 'X': return getref (core, atoi (str+2), 'x',
R_ANAL_REF_TYPE_CALL);
case 'I':
fcn = r_anal_get_fcn_in (core->anal, core->offset, 0);
return fcn? fcn->ninstr: 0;
case 'F':
fcn = r_anal_get_fcn_in (core->anal, core->offset, 0);
return fcn? fcn->size: 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 = R_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 = R_TRUE;
}
}
break;
}
static int cmd_seek(void *data, const char *input) {
RCore *core = (RCore *)data;
char *cmd, *p;
ut64 off;
if (*input=='r') {
if (input[1] && input[2]) {
if (core->io->debug) {
off = r_debug_reg_get (core->dbg, input+2);
r_io_sundo_push (core->io, core->offset);
r_core_seek (core, off, 1);
} else {
RReg *orig = core->dbg->reg;
core->dbg->reg = core->anal->reg;
off = r_debug_reg_get (core->dbg, input+2);
core->dbg->reg = orig;
r_core_seek (core, off, 1);
}
} else eprintf ("|Usage| 'sr pc' seek to program counter register\n");
} else
if (*input) {
const char *inputnum = strchr (input+1, ' ');
int sign = 1;
inputnum = inputnum? inputnum+1: input+1;
off = r_num_math (core->num, inputnum);
if (*inputnum== '-') off = -off;
#if 0
if (input[0]!='/' && inputnum && isalpha (inputnum[0]) && off == 0) {
if (!r_flag_get (core->flags, inputnum)) {
eprintf ("Cannot find address for '%s'\n", inputnum);
return R_FALSE;
}
}
#endif
if (input[0]==' ') {
switch (input[1]) {
case '-': sign=-1;
case '+': input++; break;
}
}
switch (*input) {
case 'C':
if (input[1]=='*') {
r_core_cmd0 (core, "C*~^\"CC");
} else
if (input[1]==' ') {
typedef struct {
ut64 addr;
char *str;
} MetaCallback;
int count = 0;
MetaCallback cb = { 0, NULL };
ut64 addr;
char key[128];
const char *val, *comma;
char *list = sdb_get (core->anal->sdb_meta, "meta.C", 0);
char *str, *next, *cur = list;
if (list) {
for (;;) {
cur = sdb_anext (cur, &next);
addr = sdb_atoi (cur);
snprintf (key, sizeof (key)-1, "meta.C.0x%"PFMT64x, addr);
val = sdb_const_get (core->anal->sdb_meta, key, 0);
if (val) {
comma = strchr (val, ',');
if (comma) {
str = (char *)sdb_decode (comma+1, 0);
if (strstr (str, input+2)) {
r_cons_printf ("0x%08"PFMT64x" %s\n", addr, str);
count++;
cb.addr = addr;
free (cb.str);
cb.str = str;
} else free (str);
}
} else eprintf ("sdb_const_get key not found '%s'\n", key);
if (!next)
break;
cur = next;
}
}
switch (count) {
case 0:
eprintf ("No matching comments\n");
break;
case 1:
off = cb.addr;
r_io_sundo_push (core->io, core->offset);
r_core_seek (core, off, 1);
r_core_block_read (core, 0);
break;
default:
eprintf ("Too many results\n");
break;
}
free (cb.str);
} else eprintf ("Usage: sC[?*] comment-grep\n"
"sC* list all comments\n"
"sC const seek to comment matching 'const'\n");
break;
case ' ':
r_io_sundo_push (core->io, core->offset);
r_core_seek (core, off*sign, 1);
r_core_block_read (core, 0);
break;
case '/':
{
const char *pfx = r_config_get (core->config, "search.prefix");
//kwidx cfg var is ignored
int kwidx = core->search->n_kws; //(int)r_config_get_i (core->config, "search.kwidx")-1;
if (kwidx<0) kwidx = 0;
switch (input[1]) {
case ' ':
case 'x':
r_config_set_i (core->config, "search.count", 1);
r_core_cmdf (core, "s+1; p8 ; .%s;s-1;s %s%d_0;f-%s%d_0",
input, pfx, kwidx, pfx, kwidx, pfx, kwidx);
r_config_set_i (core->config, "search.count", 0);
break;
default:
eprintf ("unknown search method\n");
break;
}
}
break;
case '.':
for (input++;*input=='.';input++);
r_core_seek_base (core, input);
break;
case '*':
r_io_sundo_list (core->io);
break;
case '+':
if (input[1]!='\0') {
int delta = (input[1]=='+')? core->blocksize: off;
r_io_sundo_push (core->io, core->offset);
r_core_seek_delta (core, delta);
} else {
off = r_io_sundo_redo (core->io);
if (off != UT64_MAX)
r_core_seek (core, off, 0);
}
break;
case '-':
if (input[1]!='\0') {
int delta = (input[1]=='-') ? -core->blocksize: -off;
r_io_sundo_push (core->io, core->offset);
r_core_seek_delta (core, delta);
} else {
off = r_io_sundo (core->io, core->offset);
if (off != UT64_MAX)
r_core_seek (core, off, 0);
}
break;
case 'n':
r_io_sundo_push (core->io, core->offset);
r_core_seek_next (core, r_config_get (core->config, "scr.nkey"));
break;
case 'p':
r_io_sundo_push (core->io, core->offset);
r_core_seek_previous (core, r_config_get (core->config, "scr.nkey"));
break;
case 'a':
off = core->blocksize;
if (input[1]&&input[2]) {
cmd = strdup (input);
p = strchr (cmd+2, ' ');
if (p) {
off = r_num_math (core->num, p+1);;
*p = '\0';
}
cmd[0] = 's';
// perform real seek if provided
r_cmd_call (core->rcmd, cmd);
free (cmd);
}
r_io_sundo_push (core->io, core->offset);
r_core_seek_align (core, off, 0);
break;
case 'b':
if (off == 0)
off = core->offset;
r_io_sundo_push (core->io, core->offset);
r_core_anal_bb_seek (core, off);
break;
case 'f':
if (strlen(input) > 2 && input[1]==' ') {
RAnalFunction *fcn = r_anal_fcn_find_name (core->anal, input+2);
if (fcn) {
r_core_seek (core, fcn->addr, 1);
}
break;
}
RAnalFunction *fcn = r_anal_fcn_find (core->anal, core->offset, 0);
if (fcn) {
r_core_seek (core, fcn->addr+fcn->size, 1);
}
break;
case 'o':
{
RAnalOp op;
int val=0, ret, i, n = r_num_math (core->num, input+1);
if (n==0) n = 1;
if (n<0) {
int ret = prevopsz (core, n);
ret = r_anal_op (core->anal, &op,
core->offset, core->block, core->blocksize);
val += ret;
} else
for (val=i=0; i<n; i++) {
ret = r_anal_op (core->anal, &op,
core->offset, core->block, core->blocksize);
if (ret<1)
break;
r_core_seek_delta (core, ret);
val += ret;
}
core->num->value = val;
}
break;
case 'g':
{
RIOSection *s = r_io_section_vget (core->io, core->offset);
if (s) r_core_seek (core, s->vaddr, 1);
else r_core_seek (core, 0, 1);
}
break;
case 'G':
{
RIOSection *s = r_io_section_vget (core->io, core->offset);
// XXX: this +2 is a hack. must fix gap between sections
if (s) r_core_seek (core, s->vaddr+s->size+2, 1);
else r_core_seek (core, core->file->size, 1);
}
break;
case '?': {
const char * help_message[] = {
"Usage: s", "", " # Seek commands",
"s", "", "Print current address",
"s", " addr", "Seek to address",
"s-", "", "Undo seek",
"s-", " n", "Seek n bytes backward",
"s--", "", "Seek blocksize bytes backward",
"s+", "", "Redo seek",
"s+", " n", "Seek n bytes forward",
"s++", "", "Seek blocksize bytes forward",
"s*", "", "List undo seek history",
"s/", " DATA", "Search for next occurrence of 'DATA'",
"s/x", " 9091", "Search for next occurrence of \\x90\\x91",
"s.", "hexoff", "Seek honoring a base from core->offset",
"sa", " [[+-]a] [asz]", "Seek asz (or bsize) aligned to addr",
"sb", "", "Seek aligned to bb start",
"sC", " string", "Seek to comment matching given string",
"sf", "", "Seek to next function (f->addr+f->size)",
"sf", " function", "Seek to address of specified function",
"sg/sG", "", "Seek begin (sg) or end (sG) of section or file",
"sn/sp", "", "Seek next/prev scr.nkey",
"so", " [N]", "Seek to N next opcode(s)",
"sr", " pc", "Seek to register",
//"sp [page] seek page N (page = block)",
NULL
};
r_core_cmd_help(core, help_message);
}
break;
}
} else r_cons_printf ("0x%"PFMT64x"\n", core->offset);
return 0;
}
static int cmd_seek(void *data, const char *input) {
RCore *core = (RCore *)data;
char *cmd, *p;
ut64 off;
if (*input == 'r') {
if (input[1] && input[2]) {
if (core->io->debug) {
off = r_debug_reg_get (core->dbg, input + 2);
r_io_sundo_push (core->io, core->offset, r_print_get_cursor (core->print));
r_core_seek (core, off, 1);
} else {
RReg *orig = core->dbg->reg;
core->dbg->reg = core->anal->reg;
off = r_debug_reg_get (core->dbg, input + 2);
core->dbg->reg = orig;
r_core_seek (core, off, 1);
}
} else eprintf ("|Usage| 'sr PC' seek to program counter register\n");
}
if (*input) {
char* ptr;
if ((ptr = strstr(input, "+.")) != NULL) {
char* dup = strdup(input);
dup[ptr - input] = '\x00';
off = r_num_math (core->num, dup + 1);
core->offset = off;
free (dup);
}
const char *inputnum = strchr (input, ' ');
int sign = 1;
{
const char *u_num = inputnum? inputnum + 1: input + 1;
off = r_num_math (core->num, u_num);
if (*u_num == '-') off = -off;
}
#if 0
if (input[0]!='/' && inputnum && isalpha (inputnum[0]) && off == 0) {
if (!r_flag_get (core->flags, inputnum)) {
eprintf ("Cannot find address for '%s'\n", inputnum);
return false;
}
}
#endif
if (input[0]==' ') {
switch (input[1]) {
case '-': sign=-1;
case '+': input++; break;
}
}
switch (*input) {
case 'C':
if (input[1]=='*') {
r_core_cmd0 (core, "C*~^\"CC");
} else
if (input[1]==' ') {
typedef struct {
ut64 addr;
char *str;
} MetaCallback;
int count = 0;
MetaCallback cb = { 0, NULL };
ut64 addr;
char key[128];
const char *val, *comma;
char *list = sdb_get (core->anal->sdb_meta, "meta.C", 0);
char *str, *next, *cur = list;
if (list) {
for (;;) {
cur = sdb_anext (cur, &next);
addr = sdb_atoi (cur);
snprintf (key, sizeof (key)-1, "meta.C.0x%"PFMT64x, addr);
val = sdb_const_get (core->anal->sdb_meta, key, 0);
if (val) {
comma = strchr (val, ',');
if (comma) {
str = (char *)sdb_decode (comma+1, 0);
if (strstr (str, input+2)) {
r_cons_printf ("0x%08"PFMT64x" %s\n", addr, str);
count++;
cb.addr = addr;
free (cb.str);
cb.str = str;
} else free (str);
}
} else eprintf ("sdb_const_get key not found '%s'\n", key);
if (!next)
break;
cur = next;
}
}
switch (count) {
case 0:
eprintf ("No matching comments\n");
break;
case 1:
off = cb.addr;
r_io_sundo_push (core->io, core->offset, r_print_get_cursor (core->print));
r_core_seek (core, off, 1);
r_core_block_read (core);
break;
default:
eprintf ("Too many results\n");
break;
}
free (cb.str);
} else {
const char *help_msg[] = {
"Usage:", "sC", "Comment grep",
"sC", "*", "List all comments",
"sC", " str", "Seek to the first comment matching 'str'",
NULL };
r_core_cmd_help (core, help_msg);
}
break;
case ' ':
r_io_sundo_push (core->io, core->offset, r_print_get_cursor (core->print));
r_core_seek (core, off * sign, 1);
r_core_block_read (core);
break;
case '/':
{
const char *pfx = r_config_get (core->config, "search.prefix");
ut64 from = r_config_get_i (core->config, "search.from");
//kwidx cfg var is ignored
int kwidx = core->search->n_kws; //(int)r_config_get_i (core->config, "search.kwidx")-1;
if (kwidx<0) kwidx = 0;
switch (input[1]) {
case ' ':
case 'v':
case 'V':
case 'w':
case 'W':
case 'z':
case 'm':
case 'c':
case 'A':
case 'e':
case 'E':
case 'i':
case 'R':
case 'r':
case '/':
case 'x':
r_config_set_i (core->config, "search.from", core->offset+1);
r_config_set_i (core->config, "search.count", 1);
r_core_cmdf (core, "s+1; %s; s-1; s %s%d_0; f-%s%d_0",
input, pfx, kwidx, pfx, kwidx, pfx, kwidx);
r_config_set_i (core->config, "search.from", from);
r_config_set_i (core->config, "search.count", 0);
break;
case '?':
eprintf ("Usage: s/.. arg.\n");
r_cons_printf ("/?\n");
break;
default:
eprintf ("unknown search method\n");
break;
}
}
break;
case '.':
for (input++;*input=='.';input++);
r_core_seek_base (core, input);
break;
case '*':
case '=':
case 'j':
r_io_sundo_list (core->io, input[0]);
break;
case '+':
if (input[1]!='\0') {
int delta = (input[1]=='+')? core->blocksize: off;
r_io_sundo_push (core->io, core->offset, r_print_get_cursor (core->print));
r_core_seek_delta (core, delta);
} else {
RIOUndos *undo = r_io_sundo_redo (core->io);
if (undo != NULL)
r_core_seek (core, undo->off, 0);
}
break;
case '-':
if (input[1]!='\0') {
int delta = (input[1]=='-') ? -core->blocksize: -off;
r_io_sundo_push (core->io, core->offset, r_print_get_cursor (core->print));
r_core_seek_delta (core, delta);
} else {
RIOUndos *undo = r_io_sundo (core->io, core->offset);
if (undo) {
r_core_seek (core, undo->off, 0);
r_core_block_read (core);
}
}
break;
case 'n':
r_io_sundo_push (core->io, core->offset, r_print_get_cursor (core->print));
r_core_seek_next (core, r_config_get (core->config, "scr.nkey"));
break;
case 'p':
r_io_sundo_push (core->io, core->offset, r_print_get_cursor (core->print));
r_core_seek_previous (core, r_config_get (core->config, "scr.nkey"));
break;
case 'a':
off = core->blocksize;
if (input[1]&&input[2]) {
cmd = strdup (input);
p = strchr (cmd+2, ' ');
if (p) {
off = r_num_math (core->num, p+1);;
*p = '\0';
}
cmd[0] = 's';
// perform real seek if provided
r_cmd_call (core->rcmd, cmd);
free (cmd);
}
r_io_sundo_push (core->io, core->offset, r_print_get_cursor (core->print));
r_core_seek_align (core, off, 0);
break;
case 'b':
if (off == 0)
off = core->offset;
r_io_sundo_push (core->io, core->offset, r_print_get_cursor (core->print));
r_core_anal_bb_seek (core, off);
break;
case 'f': // "sf"
if (strlen(input) > 2 && input[1]==' ') {
RAnalFunction *fcn = r_anal_fcn_find_name (core->anal, input+2);
if (fcn) {
r_core_seek (core, fcn->addr, 1);
}
break;
}
RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, 0);
if (fcn) {
r_core_seek (core, fcn->addr + r_anal_fcn_size (fcn), 1);
}
break;
case 'o': // "so"
{
RAnalOp op;
int val=0, ret, i, n = r_num_math (core->num, input+1);
if (n==0) n = 1;
if (n<0) {
int instr_len;
ut64 addr = core->offset;
int numinstr = n * -1;
if (r_core_prevop_addr (core, core->offset, numinstr, &addr)) {
ret = core->offset - addr;
} else {
ret = r_core_asm_bwdis_len (core, &instr_len, &addr, numinstr);
}
r_core_seek (core, addr, true);
val += ret;
} else {
for (val=i=0; i<n; i++) {
ret = r_anal_op (core->anal, &op,
core->offset, core->block, core->blocksize);
if (ret<1)
ret = 1;
r_core_seek_delta (core, ret);
val += ret;
}
}
core->num->value = val;
}
break;
case 'g': // "sg"
{
RIOSection *s = r_io_section_vget (core->io, core->offset);
if (s) r_core_seek (core, s->vaddr, 1);
else r_core_seek (core, 0, 1);
}
break;
case 'G': // "sG"
{
if (!core->file) break;
RIOSection *s = r_io_section_vget (core->io, core->offset);
// XXX: this +2 is a hack. must fix gap between sections
if (s) r_core_seek (core, s->vaddr+s->size+2, 1);
else r_core_seek (core, r_io_desc_size (core->io, core->file->desc), 1);
}
break;
case 'l': // "sl"
{
int sl_arg = r_num_math (core->num, input+1);
const char *help_msg[] = {
"Usage:", "sl+ or sl- or slc", "",
"sl", " [line]", "Seek to absolute line",
"sl", "[+-][line]", "Seek to relative line",
"slc", "", "Clear line cache",
"sll", "", "Show total number of lines",
NULL };
switch (input[1]) {
case 0:
if (!core->print->lines_cache) {
__init_seek_line (core);
}
__get_current_line (core);
break;
case ' ':
if (!core->print->lines_cache) {
__init_seek_line (core);
}
__seek_line_absolute (core, sl_arg);
break;
case '+':
case '-':
if (!core->print->lines_cache) {
__init_seek_line (core);
}
__seek_line_relative (core, sl_arg);
break;
case 'c':
__clean_lines_cache (core);
break;
case 'l':
if (!core->print->lines_cache) {
__init_seek_line (core);
}
eprintf ("%d lines\n", core->print->lines_cache_sz-1);
break;
case '?':
r_core_cmd_help (core, help_msg);
break;
}
}
break;
case ':':
printPadded (core, atoi (input + 1));
break;
case '?': {
const char * help_message[] = {
"Usage: s", "", " # Seek commands",
"s", "", "Print current address",
"s:", "pad", "Print current address with N padded zeros (defaults to 8)",
"s", " addr", "Seek to address",
"s-", "", "Undo seek",
"s-", " n", "Seek n bytes backward",
"s--", "", "Seek blocksize bytes backward",
"s+", "", "Redo seek",
"s+", " n", "Seek n bytes forward",
"s++", "", "Seek blocksize bytes forward",
"s[j*=]", "", "List undo seek history (JSON, =list, *r2)",
"s/", " DATA", "Search for next occurrence of 'DATA'",
"s/x", " 9091", "Search for next occurrence of \\x90\\x91",
"s.", "hexoff", "Seek honoring a base from core->offset",
"sa", " [[+-]a] [asz]", "Seek asz (or bsize) aligned to addr",
"sb", "", "Seek aligned to bb start",
"sC", "[?] string", "Seek to comment matching given string",
"sf", "", "Seek to next function (f->addr+f->size)",
"sf", " function", "Seek to address of specified function",
"sg/sG", "", "Seek begin (sg) or end (sG) of section or file",
"sl", "[?] [+-]line", "Seek to line",
"sn/sp", "", "Seek next/prev scr.nkey",
"so", " [N]", "Seek to N next opcode(s)",
"sr", " pc", "Seek to register",
//"sp [page] seek page N (page = block)",
NULL
};
r_core_cmd_help(core, help_message);
}
break;
}
} else r_cons_printf ("0x%"PFMT64x"\n", core->offset);
return 0;
}
static ut64 num_callback(RNum *userptr, const char *str, int *ok) {
RCore *core = (RCore *)userptr; // XXX ?
RAnalFunction *fcn;
char *ptr, *bptr;
RFlagItem *flag;
RIOSection *s;
RAnalOp op;
ut64 ret = 0;
if (ok) *ok = R_FALSE;
if (*str=='[') {
int refsz = (core->assembler->bits & R_SYS_BITS_64)? 8: 4;
const char *p = strchr (str+5, ':');
ut64 n;
// TODO: honor endian
if (p) {
refsz = atoi (str+1);
str = p;
}
// push state
{
char *o = strdup (str+1);
const char *q = r_num_calc_index (core->num, NULL);
r_str_replace_char (o, ']', 0);
n = r_num_math (core->num, o);
r_num_calc_index (core->num, q);
free (o);
}
// pop state
switch (refsz) {
case 8: {
ut64 num = 0;
r_io_read_at (core->io, n, (ut8*)&num, sizeof (num));
return num; }
case 4: {
ut32 num = 0;
r_io_read_at (core->io, n, (ut8*)&num, sizeof (num));
return num; }
case 2: {
ut16 num = 0;
r_io_read_at (core->io, n, (ut8*)&num, sizeof (num));
return num; }
case 1: {
ut8 num = 0;
r_io_read_at (core->io, n, (ut8*)&num, sizeof (num));
return num; }
default:
eprintf ("Invalid reference size: %d (%s)\n", refsz, str);
break;
}
} else
if (str[0]=='$') {
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);
switch (str[1]) {
case '.': // can use pc, sp, a0, a1, ...
return r_debug_reg_get (core->dbg, str+2);
case '{':
bptr = strdup (str+2);
ptr = strchr (bptr, '}');
if (ptr != NULL) {
ut64 ret;
ptr[0] = '\0';
ret = r_config_get_i (core->config, bptr);
free (bptr);
return ret;
}
break;
case 'h': {
int rows;
r_cons_get_size (&rows);
return rows;
}
case 'e': return op.eob;
case 'j': return op.jump;
case 'f': return op.fail;
case 'r': return op.ref;
case 'l': return op.length;
case 'b': return core->blocksize;
case 's': return core->file->size;
case 'w': return r_config_get_i (core->config, "asm.bits") / 8;
case 'S':
s = r_io_section_get (core->io,
r_io_section_vaddr_to_offset (core->io,
core->offset));
return s? (str[2]=='S'? s->size: s->offset): 0;
case '?': return core->num->value;
case '$': return core->offset;
case 'o': return core->io->off;
case 'C': return getref (core, atoi (str+2), 'r',
R_ANAL_REF_TYPE_CALL);
case 'J': return getref (core, atoi (str+2), 'r',
R_ANAL_REF_TYPE_CODE);
case 'D': return getref (core, atoi (str+2), 'r',
R_ANAL_REF_TYPE_DATA);
case 'X': return getref (core, atoi (str+2), 'x',
R_ANAL_REF_TYPE_CALL);
case 'I':
fcn = r_anal_fcn_find (core->anal, core->offset, 0);
return fcn? fcn->ninstr: 0;
case 'F':
fcn = r_anal_fcn_find (core->anal, core->offset, 0);
return fcn? fcn->size: 0;
}
} else
if (*str>'A') {
if ((flag = r_flag_get (core->flags, str))) {
ret = flag->offset;
if (ok) *ok = R_TRUE;
}
}
return ret;
}
static ut64 num_callback(RNum *userptr, const char *str, int *ok) {
RCore *core = (RCore *)userptr; // XXX ?
RFlagItem *flag;
RAnalOp op;
ut64 ret = 0;
*ok = 0;
if (str[0]=='[') {
int refsz = (core->assembler->bits & R_SYS_BITS_64)? 8: 4;
const char *p = strchr (str+1, ':');
ut64 n;
// TODO: honor endian
if (p) {
refsz = atoi (str+1);
str = p;
}
// push state
{
const char *q = r_num_calc_index (NULL);
n = r_num_math (core->num, str+1);
r_num_calc_index (q);
}
// pop state
switch (refsz) {
case 8: {
ut64 num = 0;
r_io_read_at (core->io, n, (ut8*)&num, sizeof (num));
return num;
}
case 4: {
ut32 num = 0;
r_io_read_at (core->io, n, (ut8*)&num, sizeof (num));
return num;
}
case 2: {
ut16 num = 0;
r_io_read_at (core->io, n, (ut8*)&num, sizeof (num));
return num;
}
case 1: {
ut8 num = 0;
r_io_read_at (core->io, n, (ut8*)&num, sizeof (num));
return num;
}
default:
eprintf ("Invalid reference size: %d\n", refsz);
break;
}
} else if (str[0]=='$') {
*ok = 1;
r_anal_op (core->anal, &op, core->offset, core->block, core->blocksize);
switch (str[1]) {
case '{':
{
char *ptr, *bptr = strdup (str+2);
ptr = strchr (bptr, '}');
if (ptr != NULL) {
ut64 ret;
ptr[0]='\0';
ret = r_config_get_i (core->config, bptr);
free (bptr);
return ret;
}
}
return 0;
case 'e':
return op.eob;
case 'j':
return op.jump;
case 'f':
return op.fail;
case 'r':
return op.ref;
case 'l':
return op.length;
case 'b':
return core->blocksize;
case 's':
return core->file->size;
case '?':
return core->num->value;
case '$':
return core->offset;
case 'o':
return core->io->off;
}
} else if (*str>'A') {
if ((flag = r_flag_get (core->flags, str))) {
ret = flag->offset;
*ok = R_TRUE;
} else *ok = ret = 0;
}
return ret;
}
