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Handle ^C debug mode for aav

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This commit is contained in:
pancake 2016-04-22 11:25:42 +02:00
parent ee477660b6
commit e00c7bc358
2 changed files with 48 additions and 30 deletions
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47
libr/core/cmd_anal.c
View File

@ -3829,18 +3829,26 @@ static void cmd_anal_aav(RCore *core, const char *input) {
#define set(x,y) r_config_set(core->config, x, y);
#define seti(x,y) r_config_set_i(core->config, x, y);
#define geti(x) r_config_get_i(core->config, x);
RIOSection *s = r_io_section_vget (core->io, core->offset);
RIOSection *s;
ut64 o_align = geti ("search.align");
ut64 from, to, ptr;
ut64 vmin, vmax;
bool asterisk = false;
if (s) {
from = s->vaddr;
to = s->vaddr + s->size;
bool is_debug = r_config_get_i (core->config, "cfg.debug");
if (is_debug) {
//
r_list_free (r_core_get_boundaries_prot (core, 0, "dbg.map", &from, &to));
} else {
eprintf ("aav: Cannot find section at this address\n");
// TODO: look in debug maps
return;
s = r_io_section_vget (core->io, core->offset);
if (s) {
from = s->vaddr;
to = s->vaddr + s->size;
} else {
eprintf ("aav: Cannot find section at this address\n");
// TODO: look in debug maps
return;
}
}
seti ("search.align", 4);
@ -3848,29 +3856,26 @@ static void cmd_anal_aav(RCore *core, const char *input) {
if (arg) {
ptr = r_num_math (core->num, arg + 1);
s = r_io_section_vget (core->io, ptr);
} else {
eprintf ("aav: using from to %llx %llx\n", from, to);
from = r_config_get_i (core->config, "bin.baddr");
to = from + ((core->file)? r_io_desc_size (core->io, core->file->desc): 0);
}
if (!s) {
eprintf ("aav: Cannot find section at 0x%"PFMT64d"\n", ptr);
return; // WTF!
}
{
RList *ret;
if (r_config_get_i (core->config, "cfg.debug")) {
ret = r_core_get_boundaries_prot (core, 0, "dbg.maps", &vmin, &vmax);
if (is_debug) {
ret = r_core_get_boundaries_prot (core, 0, "dbg.map", &vmin, &vmax);
} else {
from = r_config_get_i (core->config, "bin.baddr");
to = from + ((core->file)? r_io_desc_size (core->io, core->file->desc): 0);
if (!s) {
eprintf ("aav: Cannot find section at 0x%"PFMT64d"\n", ptr);
return; // WTF!
}
ret = r_core_get_boundaries_prot (core, 0, "io.sections", &vmin, &vmax);
}
r_list_free (ret);
}
//eprintf ("from to %llx %llx\n", from, to);
//eprintf ("from to %llx %llx\n", vmin, vmax);
eprintf ("aav: using from to 0x%"PFMT64x" 0x%"PFMT64x"\n", from, to);
eprintf ("Using vmin 0x%"PFMT64x" and vmax 0x%"PFMT64x"\n", vmin, vmax);
int vsize = 4; // 32bit dword
(void)cmd_search_value_in_range (core,
from, to, vmin, vmax, vsize);
(void)cmd_search_value_in_range (core, from, to, vmin, vmax, vsize);
// TODO: for each hit . must set flag, xref and metadata Cd 4
if (asterisk) {
r_cons_printf ("f-hit*\n");

31
libr/core/cmd_search.c
View File

@ -137,22 +137,32 @@ static void cmd_search_bin(RCore *core, ut64 from, ut64 to) {
R_API int cmd_search_value_in_range(RCore *core, ut64 from, ut64 to, ut64 vmin, ut64 vmax, int vsize) {
int i, match, align = core->search->align, hitctr = 0;
bool asterisk = false;
ut8 buf[4096];
const int sz = sizeof (buf);
bool asterisk = false;
ut64 v64, n = 0;
ut32 v32;
ut16 v16;
if (from >= to) {
eprintf ("Error: from must be lower than to\n");
return -1;
}
if (vmin >= vmax) {
eprintf ("Error: vmin must be lower than vmax\n");
return -1;
}
while (from < to) {
memset (buf, 0, sz); // probably unnecessary
(void)r_io_read_at (core->io, from, buf, sz);
for (i=0; i<sizeof (buf)-vsize; i++) {
void *v = (buf+i);
if (align && (from+i)%align)
memset (buf, 0, sizeof (buf)); // probably unnecessary
(void)r_io_read_at (core->io, from, buf, sizeof (buf));
if (r_cons_is_breaked ()) {
goto beach;
}
for (i=0; i < sizeof (buf) - vsize; i++) {
void *v = (buf + i);
if (r_cons_is_breaked ()) {
eprintf ("BEACH\n");
goto beach;
}
if (align && (from + i) % align)
continue;
match = false;
switch (vsize) {
@ -176,8 +186,10 @@ R_API int cmd_search_value_in_range(RCore *core, ut64 from, ut64 to, ut64 vmin,
hitctr++;
}
}
from += sz;
from += sizeof (buf);
}
beach:
r_cons_break_end ();
return hitctr;
}
@ -590,6 +602,7 @@ R_API RList *r_core_get_boundaries_prot(RCore *core, int protection, const char
*from = map->addr;
*to = map->addr_end;
perm = map->perm;
break;
}
}
if (perm) {
@ -631,7 +644,7 @@ R_API RList *r_core_get_boundaries_prot(RCore *core, int protection, const char
if (nmap->from < *from) {
*from = nmap->from;
}
if (nmap->to < *to) {
if (nmap->to > *to) {
*to = nmap->to;
}
}