radare2/libr/bin/p/bin_bf.c

146 lines
3.1 KiB
C

/* radare - LGPL - Copyright 2013-2015 - pancake */
#include <r_types.h>
#include <r_util.h>
#include <r_lib.h>
#include <r_bin.h>
static int check(RBinFile *arch);
static int check_bytes(const ut8 *buf, ut64 length);
static Sdb* get_sdb (RBinObject *o) {
if (!o) return NULL;
//struct r_bin_[NAME]_obj_t *bin = (struct r_bin_r_bin_[NAME]_obj_t *) o->bin_obj;
//if (bin->kv) return kv;
return NULL;
}
static void * load_bytes(RBinFile *arch, const ut8 *buf, ut64 sz, ut64 loadaddr, Sdb *sdb){
return R_NOTNULL;
}
static int load(RBinFile *arch) {
return true;
}
static int destroy(RBinFile *arch) {
return true;
}
static ut64 baddr(RBinFile *arch) {
return 0;
}
static RList *strings(RBinFile *arch) {
return NULL;
}
static RBinInfo* info(RBinFile *arch) {
RBinInfo *ret = NULL;
if (!(ret = R_NEW0 (RBinInfo)))
return NULL;
ret->lang = NULL;
ret->file = arch->file? strdup (arch->file): NULL;
ret->type = strdup ("brainfuck");
ret->bclass = strdup ("1.0");
ret->rclass = strdup ("program");
ret->os = strdup ("any");
ret->subsystem = strdup ("unknown");
ret->machine = strdup ("brainfuck");
ret->arch = strdup ("bf");
ret->has_va = 1;
ret->bits = 32; // 16?
ret->big_endian = 0;
ret->dbg_info = 0;
/* TODO: move this somewhere else */
eprintf ("f input 128 0x3000\n");
eprintf ("o malloc://128 0x3000\n");
eprintf ("f screen 80*25 0x4000\n");
eprintf ("o malloc://80*25 0x4000\n");
eprintf ("f stack 0x200 0x5000\n");
eprintf ("o malloc://0x200 0x5000\n");
eprintf ("f data 0x1000 0x6000\n");
eprintf ("o malloc://0x1000 0x6000\n");
eprintf ("ar\n"); // hack to init
eprintf ("ar brk=stack\n");
eprintf ("ar scr=screen\n");
eprintf ("ar kbd=input\n");
eprintf ("ar ptr=data\n");
eprintf ("\"e cmd.vprompt=pxa 32@stack;pxa 32@screen;pxa 32@data\"\n");
eprintf ("s 0\n");
return ret;
}
static int check(RBinFile *arch) {
const ut8 *bytes = arch ? r_buf_buffer (arch->buf) : NULL;
ut64 sz = arch ? r_buf_size (arch->buf): 0;
return check_bytes (bytes, sz);
}
static int check_bytes(const ut8 *buf, ut64 length) {
int i, is_bf = 0;
if (buf && length > 0) {
int max = R_MIN (16, length);
const char *p = (const char *)buf;
is_bf = 1;
for (i=0; i<max; i++) {
switch (p[i]) {
case '+':
case '-':
case '>':
case '<':
case '[':
case ']':
case ',':
case '.':
case ' ':
case '\n':
case '\r':
break;
default:
is_bf = 0;
}
}
}
return is_bf;
}
static RList* entries(RBinFile *arch) {
RList *ret;
RBinAddr *ptr = NULL;
if (!(ret = r_list_new ()))
return NULL;
ret->free = free;
if (!(ptr = R_NEW0 (RBinAddr)))
return ret;
ptr->paddr = ptr->vaddr = 0;
r_list_append (ret, ptr);
return ret;
}
struct r_bin_plugin_t r_bin_plugin_bf = {
.name = "bf",
.desc = "brainfuck",
.license = "LGPL3",
.get_sdb = &get_sdb,
.load = &load,
.load_bytes = &load_bytes,
.destroy = &destroy,
.check = &check,
.check_bytes = &check_bytes,
.baddr = &baddr,
.entries = entries,
.strings = &strings,
.info = &info,
};
#ifndef CORELIB
struct r_lib_struct_t radare_plugin = {
.type = R_LIB_TYPE_BIN,
.data = &r_bin_plugin_bf,
.version = R2_VERSION
};
#endif