static void handle_adler32 (const ut8 *block, int len) {
ut32 hn = r_hash_adler32 (block, len);
ut8 *b = (ut8*)&hn;
r_cons_printf ("%02x%02x%02x%02x\n", b[0], b[1], b[2], b[3]);
}
static int cmd_hash(void *data, const char *input) {
char *p, algo[32];
RCore *core = (RCore *)data;
ut32 i, osize, len = core->blocksize;
const char *ptr;
if (input[0]==' ') return 0;
if (input[0]=='#' && !input[1]) {
algolist (1);
return R_TRUE;
}
if (input[0]=='!') {
const char *lang = input+1;
if (*lang==' ') {
RLangPlugin *p = r_lang_get_by_extension (core->lang, input+2);
if (p && p->name) lang = p->name;
} else if (input[1]=='?' || input[1]=='*' || input[1]=='\0') {
r_lang_list (core->lang);
return R_TRUE;
}
p = strchr (input, ' ');
if (p) *p=0;
// TODO: set argv here
if (r_lang_use (core->lang, lang)) {
r_lang_setup (core->lang);
if (p) r_lang_run_file (core->lang, p+1);
else r_lang_prompt (core->lang);
} else eprintf ("Invalid hashbang. See '#!' for help.\n");
return R_TRUE;
}
ptr = strchr (input, ' ');
sscanf (input, "%31s", algo);
if (ptr != NULL) {
int nlen = r_num_math (core->num, ptr+1);
if (nlen>0) len = nlen;
osize = core->blocksize;
if (nlen>core->blocksize) {
r_core_block_size (core, nlen);
}
} else osize =0;
/* TODO: Simplify this spaguetti monster */
if (!r_str_ccmp (input, "md4", ' ')) {
RHash *ctx = r_hash_new (R_TRUE, R_HASH_MD4);
const ut8 *c = r_hash_do_md4 (ctx, core->block, len);
for (i=0; i<R_HASH_SIZE_MD4; i++) r_cons_printf ("%02x", c[i]);
r_cons_newline ();
r_hash_free (ctx);
} else
if (!r_str_ccmp (input, "adler32", ' ')) {
ut32 hn = r_hash_adler32 (core->block, len);
ut8 *b = (ut8*)&hn;
r_cons_printf ("%02x%02x%02x%02x\n", b[0], b[1], b[2], b[3]);
} else
if (!r_str_ccmp (input, "md5", ' ')) {
RHash *ctx = r_hash_new (R_TRUE, R_HASH_MD5);
const ut8 *c = r_hash_do_md5 (ctx, core->block, len);
for (i=0; i<R_HASH_SIZE_MD5; i++) r_cons_printf ("%02x", c[i]);
r_cons_newline ();
r_hash_free (ctx);
} else
if (!r_str_ccmp (input, "sha1", ' ')) {
RHash *ctx = r_hash_new (R_TRUE, R_HASH_SHA1);
const ut8 *c = r_hash_do_sha1 (ctx, core->block, len);
for (i=0; i<R_HASH_SIZE_SHA1; i++) r_cons_printf ("%02x", c[i]);
r_cons_newline ();
r_hash_free (ctx);
} else
if (!r_str_ccmp (input, "sha256", ' ')) {
RHash *ctx = r_hash_new (R_TRUE, R_HASH_SHA256);
const ut8 *c = r_hash_do_sha256 (ctx, core->block, len);
for (i=0; i<R_HASH_SIZE_SHA256; i++) r_cons_printf ("%02x", c[i]);
r_cons_newline ();
r_hash_free (ctx);
} else
if (!r_str_ccmp (input, "sha512", ' ')) {
RHash *ctx = r_hash_new (R_TRUE, R_HASH_SHA512);
const ut8 *c = r_hash_do_sha512 (ctx, core->block, len);
for (i=0; i<R_HASH_SIZE_SHA512; i++) r_cons_printf ("%02x", c[i]);
r_cons_newline ();
r_hash_free (ctx);
} else
if (!r_str_ccmp (input, "entropy", ' ')) {
r_cons_printf ("%lf\n", r_hash_entropy (core->block, len));
} else
if (!r_str_ccmp (input, "hamdist", ' ')) {
r_cons_printf ("%d\n", r_hash_hamdist (core->block, len));
} else
if (!r_str_ccmp (input, "pcprint", ' ')) {
r_cons_printf ("%d\n", r_hash_pcprint (core->block, len));
} else
if (!r_str_ccmp (input, "crc32", ' ')) {
r_cons_printf ("%04x\n", r_hash_crc32 (core->block, len));
} else
if (!r_str_ccmp (input, "xor", ' ')) {
r_cons_printf ("%02x\n", r_hash_xor (core->block, len));
} else
if (!r_str_ccmp (input, "crc16", ' ')) {
r_cons_printf ("%02x\n", r_hash_crc16 (0, core->block, len));
} else
if (input[0]=='?') {
r_cons_printf (
"Usage: #algo <size> @ addr\n"
" # this is a comment note the space after the sharp sign\n"
" ## List hash/checksum algorithms.\n"
" #sha256 10K @ 33 calculate sha256 of 10K at 33\n"
"Hashes:\n");
algolist (0);
r_cons_printf (
"Usage #!interpreter [<args>] [<file] [<<eof]\n"
" #! list all available interpreters\n"
" #!python run python commandline\n"
" #!python foo.py run foo.py python script (same as '. foo.py')\n"
//" #!python <<EOF get python code until 'EOF' mark\n"
" #!python arg0 a1 <<q set arg0 and arg1 and read until 'q'\n");
}
if (osize)
r_core_block_size (core, osize);
return 0;
}
/* TODO: find a better method name */
R_API int r_hash_calculate(RHash *ctx, int algobit, const ut8 *buf, ut32 len) {
if (algobit & R_HASH_MD4) {
r_hash_do_md4 (ctx, buf, len);
return R_HASH_SIZE_MD4;
}
if (algobit & R_HASH_MD5) {
r_hash_do_md5 (ctx, buf, len);
return R_HASH_SIZE_MD5;
}
if (algobit & R_HASH_SHA1) {
r_hash_do_sha1 (ctx, buf, len);
return R_HASH_SIZE_SHA1;
}
if (algobit & R_HASH_SHA256) {
r_hash_do_sha256 (ctx, buf, len);
return R_HASH_SIZE_SHA256;
}
if (algobit & R_HASH_SHA384) {
r_hash_do_sha384 (ctx, buf, len);
return R_HASH_SIZE_SHA384;
}
if (algobit & R_HASH_SHA512) {
r_hash_do_sha512 (ctx, buf, len);
return R_HASH_SIZE_SHA512;
}
if (algobit & R_HASH_CRC16) {
ut16 res = r_hash_crc16 (0, buf, len);
memcpy (ctx->digest, &res, R_HASH_SIZE_CRC16);
return R_HASH_SIZE_CRC16;
}
if (algobit & R_HASH_CRC32) {
ut8 *pres;
ut32 res = r_hash_crc32 (buf, len);
#if CPU_ENDIAN
/* big endian here */
memcpy (ctx->digest, &res, R_HASH_SIZE_CRC32);
#else
/* little endian here */
pres = (ut8 *) &res;
ctx->digest[0] = pres[3];
ctx->digest[1] = pres[2];
ctx->digest[2] = pres[1];
ctx->digest[3] = pres[0];
#endif
return R_HASH_SIZE_CRC32;
}
if (algobit & R_HASH_XXHASH) {
ut32 res = r_hash_xxhash (buf, len);
memcpy (ctx->digest, &res, R_HASH_SIZE_XXHASH);
return R_HASH_SIZE_XXHASH;
}
if (algobit & R_HASH_ADLER32) {
ut32 res = r_hash_adler32 (buf, len);
memcpy (ctx->digest, &res, R_HASH_SIZE_ADLER32);
return R_HASH_SIZE_ADLER32;
}
if (algobit & R_HASH_HAMDIST) {
*ctx->digest = r_hash_hamdist (buf, len);
return 1;
}
if (algobit & R_HASH_PCPRINT) {
*ctx->digest = r_hash_pcprint (buf, len);
return 1;
}
if (algobit & R_HASH_PARITY) {
*ctx->digest = r_hash_parity (buf, len);
return 1;
}
if (algobit & R_HASH_ENTROPY) {
*ctx->digest = (ut8)r_hash_entropy (buf, len);
return 1;
}
if (algobit & R_HASH_XOR) {
*ctx->digest = r_hash_xor (buf, len);
return 1;
}
if (algobit & R_HASH_XORPAIR) {
ut16 res = r_hash_xorpair (buf, len);
memcpy (ctx->digest, &res, 2);
return 2;
}
if (algobit & R_HASH_MOD255) {
*ctx->digest = r_hash_mod255 (buf, len);
return 1;
}
/* error unknown stuff */
return 0;
}
/* TODO: do it more beautiful with structs and not spaguetis */
R_API int r_hash_calculate(RHash *ctx, ut64 algobit, const ut8 *buf, int len) {
if (len < 0) return 0;
if (algobit & R_HASH_MD4) {
r_hash_do_md4 (ctx, buf, len);
return R_HASH_SIZE_MD4;
}
if (algobit & R_HASH_MD5) {
r_hash_do_md5 (ctx, buf, len);
return R_HASH_SIZE_MD5;
}
if (algobit & R_HASH_SHA1) {
r_hash_do_sha1 (ctx, buf, len);
return R_HASH_SIZE_SHA1;
}
if (algobit & R_HASH_SHA256) {
r_hash_do_sha256 (ctx, buf, len);
return R_HASH_SIZE_SHA256;
}
if (algobit & R_HASH_SHA384) {
r_hash_do_sha384 (ctx, buf, len);
return R_HASH_SIZE_SHA384;
}
if (algobit & R_HASH_SHA512) {
r_hash_do_sha512 (ctx, buf, len);
return R_HASH_SIZE_SHA512;
}
if (algobit & R_HASH_CRC16) {
ut16 res = r_hash_crc16 (0, buf, len);
memcpy (ctx->digest, &res, R_HASH_SIZE_CRC16);
return R_HASH_SIZE_CRC16;
}
if (algobit & R_HASH_CRC32) {
ut8 *pres;
ut32 res = r_hash_crc32 (buf, len);
memcpy (ctx->digest, &res, R_HASH_SIZE_CRC32);
return R_HASH_SIZE_CRC32;
}
if (algobit & R_HASH_XXHASH) {
ut32 res = r_hash_xxhash (buf, len);
memcpy (ctx->digest, &res, R_HASH_SIZE_XXHASH);
return R_HASH_SIZE_XXHASH;
}
if (algobit & R_HASH_ADLER32) {
ut32 res = r_hash_adler32 (buf, len);
memcpy (ctx->digest, &res, R_HASH_SIZE_ADLER32);
return R_HASH_SIZE_ADLER32;
}
if (algobit & R_HASH_HAMDIST) {
*ctx->digest = r_hash_hamdist (buf, len);
return R_HASH_SIZE_HAMDIST;
}
if (algobit & R_HASH_PCPRINT) {
*ctx->digest = r_hash_pcprint (buf, len);
return R_HASH_SIZE_PCPRINT;
}
if (algobit & R_HASH_PARITY) {
*ctx->digest = r_hash_parity (buf, len);
return R_HASH_SIZE_PARITY;
}
if (algobit & R_HASH_ENTROPY) {
*ctx->digest = (ut8)r_hash_entropy (buf, len);
return R_HASH_SIZE_ENTROPY;
}
if (algobit & R_HASH_XOR) {
*ctx->digest = r_hash_xor (buf, len);
return R_HASH_SIZE_XOR;
}
if (algobit & R_HASH_XORPAIR) {
ut16 res = r_hash_xorpair (buf, len);
memcpy (ctx->digest, &res, 2);
return R_HASH_SIZE_XORPAIR;
}
if (algobit & R_HASH_MOD255) {
*ctx->digest = r_hash_mod255 (buf, len);
return R_HASH_SIZE_MOD255;
}
return 0;
}