0x7a695364
};
-static void md5_transform (const u32x w0[4], const u32x w1[4], const u32x w2[4], const u32x w3[4], u32x digest[4])
+void md5_transform (const u32x w0[4], const u32x w1[4], const u32x w2[4], const u32x w3[4], u32x digest[4])
{
u32x a = digest[0];
u32x b = digest[1];
if (gid >= gid_max) return;
u32 pw_buf0[4];
+ u32 pw_buf1[4];
pw_buf0[0] = pws[gid].i[ 0];
pw_buf0[1] = pws[gid].i[ 1];
pw_buf0[2] = pws[gid].i[ 2];
pw_buf0[3] = pws[gid].i[ 3];
-
- u32 pw_buf1[4];
-
pw_buf1[0] = pws[gid].i[ 4];
pw_buf1[1] = pws[gid].i[ 5];
pw_buf1[2] = pws[gid].i[ 6];
const u32x out_len = apply_rules_vect (pw_buf0, pw_buf1, pw_len, rules_buf, il_pos, w0, w1);
- append_0x80_2x4_VV (w0, w1, out_len);
-
- u32x w0_t[4];
- u32x w1_t[4];
- u32x w2_t[4];
- u32x w3_t[4];
-
- // max length supported by pdf11 is 32
-
- w0_t[0] = padding[0];
- w0_t[1] = padding[1];
- w0_t[2] = padding[2];
- w0_t[3] = padding[3];
- w1_t[0] = padding[4];
- w1_t[1] = padding[5];
- w1_t[2] = padding[6];
- w1_t[3] = padding[7];
- w2_t[0] = 0;
- w2_t[1] = 0;
- w2_t[2] = 0;
- w2_t[3] = 0;
- w3_t[0] = 0;
- w3_t[1] = 0;
- w3_t[2] = 0;
- w3_t[3] = 0;
-
- switch_buffer_by_offset_le_VV (w0_t, w1_t, w2_t, w3_t, out_len);
+ /**
+ * pdf
+ */
+
+ u32 p0[4];
+ u32 p1[4];
+ u32 p2[4];
+ u32 p3[4];
+
+ p0[0] = padding[0];
+ p0[1] = padding[1];
+ p0[2] = padding[2];
+ p0[3] = padding[3];
+ p1[0] = padding[4];
+ p1[1] = padding[5];
+ p1[2] = padding[6];
+ p1[3] = padding[7];
+ p2[0] = 0;
+ p2[1] = 0;
+ p2[2] = 0;
+ p2[3] = 0;
+ p3[0] = 0;
+ p3[1] = 0;
+ p3[2] = 0;
+ p3[3] = 0;
+
+ switch_buffer_by_offset_le (p0, p1, p2, p3, out_len);
// add password
// truncate at 32 is wanted, not a bug!
// add o_buf
- w0_t[0] |= w0[0];
- w0_t[1] |= w0[1];
- w0_t[2] |= w0[2];
- w0_t[3] |= w0[3];
- w1_t[0] |= w1[0];
- w1_t[1] |= w1[1];
- w1_t[2] |= w1[2];
- w1_t[3] |= w1[3];
- w2_t[0] = o_buf[0];
- w2_t[1] = o_buf[1];
- w2_t[2] = o_buf[2];
- w2_t[3] = o_buf[3];
- w3_t[0] = o_buf[4];
- w3_t[1] = o_buf[5];
- w3_t[2] = o_buf[6];
- w3_t[3] = o_buf[7];
-
- u32x digest[4];
+ w0[0] |= p0[0];
+ w0[1] |= p0[1];
+ w0[2] |= p0[2];
+ w0[3] |= p0[3];
+ w1[0] |= p1[0];
+ w1[1] |= p1[1];
+ w1[2] |= p1[2];
+ w1[3] |= p1[3];
+ w2[0] = o_buf[0];
+ w2[1] = o_buf[1];
+ w2[2] = o_buf[2];
+ w2[3] = o_buf[3];
+ w3[0] = o_buf[4];
+ w3[1] = o_buf[5];
+ w3[2] = o_buf[6];
+ w3[3] = o_buf[7];
+
+ u32 digest[4];
digest[0] = MD5M_A;
digest[1] = MD5M_B;
digest[2] = MD5M_C;
digest[3] = MD5M_D;
- md5_transform (w0_t, w1_t, w2_t, w3_t, digest);
-
- w0_t[0] = P;
- w0_t[1] = id_buf[0];
- w0_t[2] = id_buf[1];
- w0_t[3] = id_buf[2];
- w1_t[0] = id_buf[3];
- w1_t[1] = 0x80;
- w1_t[2] = 0;
- w1_t[3] = 0;
- w2_t[0] = 0;
- w2_t[1] = 0;
- w2_t[2] = 0;
- w2_t[3] = 0;
- w3_t[0] = 0;
- w3_t[1] = 0;
- w3_t[2] = 84 * 8;
- w3_t[3] = 0;
-
- md5_transform (w0_t, w1_t, w2_t, w3_t, digest);
+ md5_transform (w0, w1, w2, w3, digest);
+
+ w0[0] = P;
+ w0[1] = id_buf[0];
+ w0[2] = id_buf[1];
+ w0[3] = id_buf[2];
+ w1[0] = id_buf[3];
+ w1[1] = 0x80;
+ w1[2] = 0;
+ w1[3] = 0;
+ w2[0] = 0;
+ w2[1] = 0;
+ w2[2] = 0;
+ w2[3] = 0;
+ w3[0] = 0;
+ w3[1] = 0;
+ w3[2] = 84 * 8;
+ w3[3] = 0;
+
+ md5_transform (w0, w1, w2, w3, digest);
u32x a = digest[0];
u32x b = digest[1] & 0xff;
if (gid >= gid_max) return;
u32 pw_buf0[4];
+ u32 pw_buf1[4];
pw_buf0[0] = pws[gid].i[ 0];
pw_buf0[1] = pws[gid].i[ 1];
pw_buf0[2] = pws[gid].i[ 2];
pw_buf0[3] = pws[gid].i[ 3];
-
- u32 pw_buf1[4];
-
pw_buf1[0] = pws[gid].i[ 4];
pw_buf1[1] = pws[gid].i[ 5];
pw_buf1[2] = pws[gid].i[ 6];
const u32 pw_len = pws[gid].pw_len;
- /**
- * digest
- */
-
- const u32 search[4] =
- {
- digests_buf[digests_offset].digest_buf[DGST_R0],
- digests_buf[digests_offset].digest_buf[DGST_R1],
- digests_buf[digests_offset].digest_buf[DGST_R2],
- digests_buf[digests_offset].digest_buf[DGST_R3]
- };
-
/**
* U_buf
*/
id_buf[2] = pdf_bufs[salt_pos].id_buf[2];
id_buf[3] = pdf_bufs[salt_pos].id_buf[3];
+ /**
+ * digest
+ */
+
+ const u32 search[4] =
+ {
+ digests_buf[digests_offset].digest_buf[DGST_R0],
+ digests_buf[digests_offset].digest_buf[DGST_R1],
+ digests_buf[digests_offset].digest_buf[DGST_R2],
+ digests_buf[digests_offset].digest_buf[DGST_R3]
+ };
+
/**
* loop
*/
const u32x out_len = apply_rules_vect (pw_buf0, pw_buf1, pw_len, rules_buf, il_pos, w0, w1);
- append_0x80_2x4_VV (w0, w1, out_len);
-
- u32x w0_t[4];
- u32x w1_t[4];
- u32x w2_t[4];
- u32x w3_t[4];
-
- // max length supported by pdf11 is 32
-
- w0_t[0] = padding[0];
- w0_t[1] = padding[1];
- w0_t[2] = padding[2];
- w0_t[3] = padding[3];
- w1_t[0] = padding[4];
- w1_t[1] = padding[5];
- w1_t[2] = padding[6];
- w1_t[3] = padding[7];
- w2_t[0] = 0;
- w2_t[1] = 0;
- w2_t[2] = 0;
- w2_t[3] = 0;
- w3_t[0] = 0;
- w3_t[1] = 0;
- w3_t[2] = 0;
- w3_t[3] = 0;
-
- switch_buffer_by_offset_le_VV (w0_t, w1_t, w2_t, w3_t, out_len);
+ /**
+ * pdf
+ */
+
+ u32 p0[4];
+ u32 p1[4];
+ u32 p2[4];
+ u32 p3[4];
+
+ p0[0] = padding[0];
+ p0[1] = padding[1];
+ p0[2] = padding[2];
+ p0[3] = padding[3];
+ p1[0] = padding[4];
+ p1[1] = padding[5];
+ p1[2] = padding[6];
+ p1[3] = padding[7];
+ p2[0] = 0;
+ p2[1] = 0;
+ p2[2] = 0;
+ p2[3] = 0;
+ p3[0] = 0;
+ p3[1] = 0;
+ p3[2] = 0;
+ p3[3] = 0;
+
+ switch_buffer_by_offset_le (p0, p1, p2, p3, out_len);
// add password
// truncate at 32 is wanted, not a bug!
// add o_buf
- w0_t[0] |= w0[0];
- w0_t[1] |= w0[1];
- w0_t[2] |= w0[2];
- w0_t[3] |= w0[3];
- w1_t[0] |= w1[0];
- w1_t[1] |= w1[1];
- w1_t[2] |= w1[2];
- w1_t[3] |= w1[3];
- w2_t[0] = o_buf[0];
- w2_t[1] = o_buf[1];
- w2_t[2] = o_buf[2];
- w2_t[3] = o_buf[3];
- w3_t[0] = o_buf[4];
- w3_t[1] = o_buf[5];
- w3_t[2] = o_buf[6];
- w3_t[3] = o_buf[7];
-
- u32x digest[4];
+ w0[0] |= p0[0];
+ w0[1] |= p0[1];
+ w0[2] |= p0[2];
+ w0[3] |= p0[3];
+ w1[0] |= p1[0];
+ w1[1] |= p1[1];
+ w1[2] |= p1[2];
+ w1[3] |= p1[3];
+ w2[0] = o_buf[0];
+ w2[1] = o_buf[1];
+ w2[2] = o_buf[2];
+ w2[3] = o_buf[3];
+ w3[0] = o_buf[4];
+ w3[1] = o_buf[5];
+ w3[2] = o_buf[6];
+ w3[3] = o_buf[7];
+
+ u32 digest[4];
digest[0] = MD5M_A;
digest[1] = MD5M_B;
digest[2] = MD5M_C;
digest[3] = MD5M_D;
- md5_transform (w0_t, w1_t, w2_t, w3_t, digest);
-
- w0_t[0] = P;
- w0_t[1] = id_buf[0];
- w0_t[2] = id_buf[1];
- w0_t[3] = id_buf[2];
- w1_t[0] = id_buf[3];
- w1_t[1] = 0x80;
- w1_t[2] = 0;
- w1_t[3] = 0;
- w2_t[0] = 0;
- w2_t[1] = 0;
- w2_t[2] = 0;
- w2_t[3] = 0;
- w3_t[0] = 0;
- w3_t[1] = 0;
- w3_t[2] = 84 * 8;
- w3_t[3] = 0;
-
- md5_transform (w0_t, w1_t, w2_t, w3_t, digest);
+ md5_transform (w0, w1, w2, w3, digest);
+
+ w0[0] = P;
+ w0[1] = id_buf[0];
+ w0[2] = id_buf[1];
+ w0[3] = id_buf[2];
+ w1[0] = id_buf[3];
+ w1[1] = 0x80;
+ w1[2] = 0;
+ w1[3] = 0;
+ w2[0] = 0;
+ w2[1] = 0;
+ w2[2] = 0;
+ w2[3] = 0;
+ w3[0] = 0;
+ w3[1] = 0;
+ w3[2] = 84 * 8;
+ w3[3] = 0;
+
+ md5_transform (w0, w1, w2, w3, digest);
u32x a = digest[0];
u32x b = digest[1] & 0xff;