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-rw-r--r--src/input/libreal/real.c186
1 files changed, 93 insertions, 93 deletions
diff --git a/src/input/libreal/real.c b/src/input/libreal/real.c
index 4ba92f364..1361f39f7 100644
--- a/src/input/libreal/real.c
+++ b/src/input/libreal/real.c
@@ -17,7 +17,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
- * $Id: real.c,v 1.13 2004/01/03 17:19:39 jstembridge Exp $
+ * $Id: real.c,v 1.14 2004/04/22 15:20:53 hadess Exp $
*
* special functions for real streams.
* adopted from joschkas real tools.
@@ -38,6 +38,7 @@
#include "sdpplin.h"
#include "xine_internal.h"
#include "xineutils.h"
+#include "bswap.h"
const unsigned char xor_table[] = {
0x05, 0x18, 0x74, 0xd0, 0x0d, 0x09, 0x02, 0x53,
@@ -46,18 +47,8 @@ const unsigned char xor_table[] = {
0x63, 0x11, 0x03, 0x71, 0x08, 0x08, 0x70, 0x02,
0x10, 0x57, 0x05, 0x18, 0x54, 0x00, 0x00, 0x00 };
-
-#define BE_32C(x,y) x[3]=(char)(y & 0xff);\
- x[2]=(char)((y >> 8) & 0xff);\
- x[1]=(char)((y >> 16) & 0xff);\
- x[0]=(char)((y >> 24) & 0xff);
-
-#define BE_16(x) ((((uint8_t*)(x))[0] << 8) | ((uint8_t*)(x))[1])
-
-#define BE_32(x) ((((uint8_t*)(x))[0] << 24) | \
- (((uint8_t*)(x))[1] << 16) | \
- (((uint8_t*)(x))[2] << 8) | \
- ((uint8_t*)(x))[3])
+#define BE_32C(x,y) do { *(uint32_t *)(x) = be2me_32((y)); } while(0)
+#define LE_32C(x,y) do { *(uint32_t *)(x) = le2me_32((y)); } while(0)
#define MAX(x,y) ((x>y) ? x : y)
@@ -68,10 +59,10 @@ static void hash(char *field, char *param) {
/* fill variables */
- memcpy(&a, field, sizeof(uint32_t));
- memcpy(&b, &field[4], sizeof(uint32_t));
- memcpy(&c, &field[8], sizeof(uint32_t));
- memcpy(&d, &field[12], sizeof(uint32_t));
+ a = LE_32(field);
+ b = LE_32(field+4);
+ c = LE_32(field+8);
+ d = LE_32(field+12);
lprintf("hash input: %x %x %x %x\n", a, b, c, d);
lprintf("hash parameter:\n");
@@ -79,158 +70,163 @@ static void hash(char *field, char *param) {
xine_hexdump(param, 64);
#endif
- a = ((b & c) | (~b & d)) + *((uint32_t*)(param+0x00)) + a - 0x28955B88;
+ a = ((b & c) | (~b & d)) + LE_32((param+0x00)) + a - 0x28955B88;
a = ((a << 0x07) | (a >> 0x19)) + b;
- d = ((a & b) | (~a & c)) + *((uint32_t*)(param+0x04)) + d - 0x173848AA;
+ d = ((a & b) | (~a & c)) + LE_32((param+0x04)) + d - 0x173848AA;
d = ((d << 0x0c) | (d >> 0x14)) + a;
- c = ((d & a) | (~d & b)) + *((uint32_t*)(param+0x08)) + c + 0x242070DB;
+ c = ((d & a) | (~d & b)) + LE_32((param+0x08)) + c + 0x242070DB;
c = ((c << 0x11) | (c >> 0x0f)) + d;
- b = ((c & d) | (~c & a)) + *((uint32_t*)(param+0x0c)) + b - 0x3E423112;
+ b = ((c & d) | (~c & a)) + LE_32((param+0x0c)) + b - 0x3E423112;
b = ((b << 0x16) | (b >> 0x0a)) + c;
- a = ((b & c) | (~b & d)) + *((uint32_t*)(param+0x10)) + a - 0x0A83F051;
+ a = ((b & c) | (~b & d)) + LE_32((param+0x10)) + a - 0x0A83F051;
a = ((a << 0x07) | (a >> 0x19)) + b;
- d = ((a & b) | (~a & c)) + *((uint32_t*)(param+0x14)) + d + 0x4787C62A;
+ d = ((a & b) | (~a & c)) + LE_32((param+0x14)) + d + 0x4787C62A;
d = ((d << 0x0c) | (d >> 0x14)) + a;
- c = ((d & a) | (~d & b)) + *((uint32_t*)(param+0x18)) + c - 0x57CFB9ED;
+ c = ((d & a) | (~d & b)) + LE_32((param+0x18)) + c - 0x57CFB9ED;
c = ((c << 0x11) | (c >> 0x0f)) + d;
- b = ((c & d) | (~c & a)) + *((uint32_t*)(param+0x1c)) + b - 0x02B96AFF;
+ b = ((c & d) | (~c & a)) + LE_32((param+0x1c)) + b - 0x02B96AFF;
b = ((b << 0x16) | (b >> 0x0a)) + c;
- a = ((b & c) | (~b & d)) + *((uint32_t*)(param+0x20)) + a + 0x698098D8;
+ a = ((b & c) | (~b & d)) + LE_32((param+0x20)) + a + 0x698098D8;
a = ((a << 0x07) | (a >> 0x19)) + b;
- d = ((a & b) | (~a & c)) + *((uint32_t*)(param+0x24)) + d - 0x74BB0851;
+ d = ((a & b) | (~a & c)) + LE_32((param+0x24)) + d - 0x74BB0851;
d = ((d << 0x0c) | (d >> 0x14)) + a;
- c = ((d & a) | (~d & b)) + *((uint32_t*)(param+0x28)) + c - 0x0000A44F;
+ c = ((d & a) | (~d & b)) + LE_32((param+0x28)) + c - 0x0000A44F;
c = ((c << 0x11) | (c >> 0x0f)) + d;
- b = ((c & d) | (~c & a)) + *((uint32_t*)(param+0x2C)) + b - 0x76A32842;
+ b = ((c & d) | (~c & a)) + LE_32((param+0x2C)) + b - 0x76A32842;
b = ((b << 0x16) | (b >> 0x0a)) + c;
- a = ((b & c) | (~b & d)) + *((uint32_t*)(param+0x30)) + a + 0x6B901122;
+ a = ((b & c) | (~b & d)) + LE_32((param+0x30)) + a + 0x6B901122;
a = ((a << 0x07) | (a >> 0x19)) + b;
- d = ((a & b) | (~a & c)) + *((uint32_t*)(param+0x34)) + d - 0x02678E6D;
+ d = ((a & b) | (~a & c)) + LE_32((param+0x34)) + d - 0x02678E6D;
d = ((d << 0x0c) | (d >> 0x14)) + a;
- c = ((d & a) | (~d & b)) + *((uint32_t*)(param+0x38)) + c - 0x5986BC72;
+ c = ((d & a) | (~d & b)) + LE_32((param+0x38)) + c - 0x5986BC72;
c = ((c << 0x11) | (c >> 0x0f)) + d;
- b = ((c & d) | (~c & a)) + *((uint32_t*)(param+0x3c)) + b + 0x49B40821;
+ b = ((c & d) | (~c & a)) + LE_32((param+0x3c)) + b + 0x49B40821;
b = ((b << 0x16) | (b >> 0x0a)) + c;
- a = ((b & d) | (~d & c)) + *((uint32_t*)(param+0x04)) + a - 0x09E1DA9E;
+ a = ((b & d) | (~d & c)) + LE_32((param+0x04)) + a - 0x09E1DA9E;
a = ((a << 0x05) | (a >> 0x1b)) + b;
- d = ((a & c) | (~c & b)) + *((uint32_t*)(param+0x18)) + d - 0x3FBF4CC0;
+ d = ((a & c) | (~c & b)) + LE_32((param+0x18)) + d - 0x3FBF4CC0;
d = ((d << 0x09) | (d >> 0x17)) + a;
- c = ((d & b) | (~b & a)) + *((uint32_t*)(param+0x2c)) + c + 0x265E5A51;
+ c = ((d & b) | (~b & a)) + LE_32((param+0x2c)) + c + 0x265E5A51;
c = ((c << 0x0e) | (c >> 0x12)) + d;
- b = ((c & a) | (~a & d)) + *((uint32_t*)(param+0x00)) + b - 0x16493856;
+ b = ((c & a) | (~a & d)) + LE_32((param+0x00)) + b - 0x16493856;
b = ((b << 0x14) | (b >> 0x0c)) + c;
- a = ((b & d) | (~d & c)) + *((uint32_t*)(param+0x14)) + a - 0x29D0EFA3;
+ a = ((b & d) | (~d & c)) + LE_32((param+0x14)) + a - 0x29D0EFA3;
a = ((a << 0x05) | (a >> 0x1b)) + b;
- d = ((a & c) | (~c & b)) + *((uint32_t*)(param+0x28)) + d + 0x02441453;
+ d = ((a & c) | (~c & b)) + LE_32((param+0x28)) + d + 0x02441453;
d = ((d << 0x09) | (d >> 0x17)) + a;
- c = ((d & b) | (~b & a)) + *((uint32_t*)(param+0x3c)) + c - 0x275E197F;
+ c = ((d & b) | (~b & a)) + LE_32((param+0x3c)) + c - 0x275E197F;
c = ((c << 0x0e) | (c >> 0x12)) + d;
- b = ((c & a) | (~a & d)) + *((uint32_t*)(param+0x10)) + b - 0x182C0438;
+ b = ((c & a) | (~a & d)) + LE_32((param+0x10)) + b - 0x182C0438;
b = ((b << 0x14) | (b >> 0x0c)) + c;
- a = ((b & d) | (~d & c)) + *((uint32_t*)(param+0x24)) + a + 0x21E1CDE6;
+ a = ((b & d) | (~d & c)) + LE_32((param+0x24)) + a + 0x21E1CDE6;
a = ((a << 0x05) | (a >> 0x1b)) + b;
- d = ((a & c) | (~c & b)) + *((uint32_t*)(param+0x38)) + d - 0x3CC8F82A;
+ d = ((a & c) | (~c & b)) + LE_32((param+0x38)) + d - 0x3CC8F82A;
d = ((d << 0x09) | (d >> 0x17)) + a;
- c = ((d & b) | (~b & a)) + *((uint32_t*)(param+0x0c)) + c - 0x0B2AF279;
+ c = ((d & b) | (~b & a)) + LE_32((param+0x0c)) + c - 0x0B2AF279;
c = ((c << 0x0e) | (c >> 0x12)) + d;
- b = ((c & a) | (~a & d)) + *((uint32_t*)(param+0x20)) + b + 0x455A14ED;
+ b = ((c & a) | (~a & d)) + LE_32((param+0x20)) + b + 0x455A14ED;
b = ((b << 0x14) | (b >> 0x0c)) + c;
- a = ((b & d) | (~d & c)) + *((uint32_t*)(param+0x34)) + a - 0x561C16FB;
+ a = ((b & d) | (~d & c)) + LE_32((param+0x34)) + a - 0x561C16FB;
a = ((a << 0x05) | (a >> 0x1b)) + b;
- d = ((a & c) | (~c & b)) + *((uint32_t*)(param+0x08)) + d - 0x03105C08;
+ d = ((a & c) | (~c & b)) + LE_32((param+0x08)) + d - 0x03105C08;
d = ((d << 0x09) | (d >> 0x17)) + a;
- c = ((d & b) | (~b & a)) + *((uint32_t*)(param+0x1c)) + c + 0x676F02D9;
+ c = ((d & b) | (~b & a)) + LE_32((param+0x1c)) + c + 0x676F02D9;
c = ((c << 0x0e) | (c >> 0x12)) + d;
- b = ((c & a) | (~a & d)) + *((uint32_t*)(param+0x30)) + b - 0x72D5B376;
+ b = ((c & a) | (~a & d)) + LE_32((param+0x30)) + b - 0x72D5B376;
b = ((b << 0x14) | (b >> 0x0c)) + c;
- a = (b ^ c ^ d) + *((uint32_t*)(param+0x14)) + a - 0x0005C6BE;
+ a = (b ^ c ^ d) + LE_32((param+0x14)) + a - 0x0005C6BE;
a = ((a << 0x04) | (a >> 0x1c)) + b;
- d = (a ^ b ^ c) + *((uint32_t*)(param+0x20)) + d - 0x788E097F;
+ d = (a ^ b ^ c) + LE_32((param+0x20)) + d - 0x788E097F;
d = ((d << 0x0b) | (d >> 0x15)) + a;
- c = (d ^ a ^ b) + *((uint32_t*)(param+0x2c)) + c + 0x6D9D6122;
+ c = (d ^ a ^ b) + LE_32((param+0x2c)) + c + 0x6D9D6122;
c = ((c << 0x10) | (c >> 0x10)) + d;
- b = (c ^ d ^ a) + *((uint32_t*)(param+0x38)) + b - 0x021AC7F4;
+ b = (c ^ d ^ a) + LE_32((param+0x38)) + b - 0x021AC7F4;
b = ((b << 0x17) | (b >> 0x09)) + c;
- a = (b ^ c ^ d) + *((uint32_t*)(param+0x04)) + a - 0x5B4115BC;
+ a = (b ^ c ^ d) + LE_32((param+0x04)) + a - 0x5B4115BC;
a = ((a << 0x04) | (a >> 0x1c)) + b;
- d = (a ^ b ^ c) + *((uint32_t*)(param+0x10)) + d + 0x4BDECFA9;
+ d = (a ^ b ^ c) + LE_32((param+0x10)) + d + 0x4BDECFA9;
d = ((d << 0x0b) | (d >> 0x15)) + a;
- c = (d ^ a ^ b) + *((uint32_t*)(param+0x1c)) + c - 0x0944B4A0;
+ c = (d ^ a ^ b) + LE_32((param+0x1c)) + c - 0x0944B4A0;
c = ((c << 0x10) | (c >> 0x10)) + d;
- b = (c ^ d ^ a) + *((uint32_t*)(param+0x28)) + b - 0x41404390;
+ b = (c ^ d ^ a) + LE_32((param+0x28)) + b - 0x41404390;
b = ((b << 0x17) | (b >> 0x09)) + c;
- a = (b ^ c ^ d) + *((uint32_t*)(param+0x34)) + a + 0x289B7EC6;
+ a = (b ^ c ^ d) + LE_32((param+0x34)) + a + 0x289B7EC6;
a = ((a << 0x04) | (a >> 0x1c)) + b;
- d = (a ^ b ^ c) + *((uint32_t*)(param+0x00)) + d - 0x155ED806;
+ d = (a ^ b ^ c) + LE_32((param+0x00)) + d - 0x155ED806;
d = ((d << 0x0b) | (d >> 0x15)) + a;
- c = (d ^ a ^ b) + *((uint32_t*)(param+0x0c)) + c - 0x2B10CF7B;
+ c = (d ^ a ^ b) + LE_32((param+0x0c)) + c - 0x2B10CF7B;
c = ((c << 0x10) | (c >> 0x10)) + d;
- b = (c ^ d ^ a) + *((uint32_t*)(param+0x18)) + b + 0x04881D05;
+ b = (c ^ d ^ a) + LE_32((param+0x18)) + b + 0x04881D05;
b = ((b << 0x17) | (b >> 0x09)) + c;
- a = (b ^ c ^ d) + *((uint32_t*)(param+0x24)) + a - 0x262B2FC7;
+ a = (b ^ c ^ d) + LE_32((param+0x24)) + a - 0x262B2FC7;
a = ((a << 0x04) | (a >> 0x1c)) + b;
- d = (a ^ b ^ c) + *((uint32_t*)(param+0x30)) + d - 0x1924661B;
+ d = (a ^ b ^ c) + LE_32((param+0x30)) + d - 0x1924661B;
d = ((d << 0x0b) | (d >> 0x15)) + a;
- c = (d ^ a ^ b) + *((uint32_t*)(param+0x3c)) + c + 0x1fa27cf8;
+ c = (d ^ a ^ b) + LE_32((param+0x3c)) + c + 0x1fa27cf8;
c = ((c << 0x10) | (c >> 0x10)) + d;
- b = (c ^ d ^ a) + *((uint32_t*)(param+0x08)) + b - 0x3B53A99B;
+ b = (c ^ d ^ a) + LE_32((param+0x08)) + b - 0x3B53A99B;
b = ((b << 0x17) | (b >> 0x09)) + c;
- a = ((~d | b) ^ c) + *((uint32_t*)(param+0x00)) + a - 0x0BD6DDBC;
+ a = ((~d | b) ^ c) + LE_32((param+0x00)) + a - 0x0BD6DDBC;
a = ((a << 0x06) | (a >> 0x1a)) + b;
- d = ((~c | a) ^ b) + *((uint32_t*)(param+0x1c)) + d + 0x432AFF97;
+ d = ((~c | a) ^ b) + LE_32((param+0x1c)) + d + 0x432AFF97;
d = ((d << 0x0a) | (d >> 0x16)) + a;
- c = ((~b | d) ^ a) + *((uint32_t*)(param+0x38)) + c - 0x546BDC59;
+ c = ((~b | d) ^ a) + LE_32((param+0x38)) + c - 0x546BDC59;
c = ((c << 0x0f) | (c >> 0x11)) + d;
- b = ((~a | c) ^ d) + *((uint32_t*)(param+0x14)) + b - 0x036C5FC7;
+ b = ((~a | c) ^ d) + LE_32((param+0x14)) + b - 0x036C5FC7;
b = ((b << 0x15) | (b >> 0x0b)) + c;
- a = ((~d | b) ^ c) + *((uint32_t*)(param+0x30)) + a + 0x655B59C3;
+ a = ((~d | b) ^ c) + LE_32((param+0x30)) + a + 0x655B59C3;
a = ((a << 0x06) | (a >> 0x1a)) + b;
- d = ((~c | a) ^ b) + *((uint32_t*)(param+0x0C)) + d - 0x70F3336E;
+ d = ((~c | a) ^ b) + LE_32((param+0x0C)) + d - 0x70F3336E;
d = ((d << 0x0a) | (d >> 0x16)) + a;
- c = ((~b | d) ^ a) + *((uint32_t*)(param+0x28)) + c - 0x00100B83;
+ c = ((~b | d) ^ a) + LE_32((param+0x28)) + c - 0x00100B83;
c = ((c << 0x0f) | (c >> 0x11)) + d;
- b = ((~a | c) ^ d) + *((uint32_t*)(param+0x04)) + b - 0x7A7BA22F;
+ b = ((~a | c) ^ d) + LE_32((param+0x04)) + b - 0x7A7BA22F;
b = ((b << 0x15) | (b >> 0x0b)) + c;
- a = ((~d | b) ^ c) + *((uint32_t*)(param+0x20)) + a + 0x6FA87E4F;
+ a = ((~d | b) ^ c) + LE_32((param+0x20)) + a + 0x6FA87E4F;
a = ((a << 0x06) | (a >> 0x1a)) + b;
- d = ((~c | a) ^ b) + *((uint32_t*)(param+0x3c)) + d - 0x01D31920;
+ d = ((~c | a) ^ b) + LE_32((param+0x3c)) + d - 0x01D31920;
d = ((d << 0x0a) | (d >> 0x16)) + a;
- c = ((~b | d) ^ a) + *((uint32_t*)(param+0x18)) + c - 0x5CFEBCEC;
+ c = ((~b | d) ^ a) + LE_32((param+0x18)) + c - 0x5CFEBCEC;
c = ((c << 0x0f) | (c >> 0x11)) + d;
- b = ((~a | c) ^ d) + *((uint32_t*)(param+0x34)) + b + 0x4E0811A1;
+ b = ((~a | c) ^ d) + LE_32((param+0x34)) + b + 0x4E0811A1;
b = ((b << 0x15) | (b >> 0x0b)) + c;
- a = ((~d | b) ^ c) + *((uint32_t*)(param+0x10)) + a - 0x08AC817E;
+ a = ((~d | b) ^ c) + LE_32((param+0x10)) + a - 0x08AC817E;
a = ((a << 0x06) | (a >> 0x1a)) + b;
- d = ((~c | a) ^ b) + *((uint32_t*)(param+0x2c)) + d - 0x42C50DCB;
+ d = ((~c | a) ^ b) + LE_32((param+0x2c)) + d - 0x42C50DCB;
d = ((d << 0x0a) | (d >> 0x16)) + a;
- c = ((~b | d) ^ a) + *((uint32_t*)(param+0x08)) + c + 0x2AD7D2BB;
+ c = ((~b | d) ^ a) + LE_32((param+0x08)) + c + 0x2AD7D2BB;
c = ((c << 0x0f) | (c >> 0x11)) + d;
- b = ((~a | c) ^ d) + *((uint32_t*)(param+0x24)) + b - 0x14792C6F;
+ b = ((~a | c) ^ d) + LE_32((param+0x24)) + b - 0x14792C6F;
b = ((b << 0x15) | (b >> 0x0b)) + c;
lprintf("hash output: %x %x %x %x\n", a, b, c, d);
- *((uint32_t *)(field+0)) += a;
- *((uint32_t *)(field+4)) += b;
- *((uint32_t *)(field+8)) += c;
- *((uint32_t *)(field+12)) += d;
+ a += LE_32(field);
+ b += LE_32(field+4);
+ c += LE_32(field+8);
+ d += LE_32(field+12);
+
+ LE_32C(field, a);
+ LE_32C(field+4, b);
+ LE_32C(field+8, c);
+ LE_32C(field+12, d);
}
static void call_hash (char *key, char *challenge, int len) {
- uint32_t *ptr1, *ptr2;
- uint32_t a, b, c, d;
+ uint8_t *ptr1, *ptr2;
+ uint32_t a, b, c, d, tmp;
- ptr1=(uint32_t*)(key+16);
- ptr2=(uint32_t*)(key+20);
+ ptr1=(key+16);
+ ptr2=(key+20);
- a = *ptr1;
+ a = LE_32(ptr1);
b = (a >> 3) & 0x3f;
a += len * 8;
- *ptr1 = a;
+ LE_32C(ptr1, a);
if (a < (len << 3))
{
@@ -238,7 +234,8 @@ static void call_hash (char *key, char *challenge, int len) {
ptr2 += 4;
}
- *ptr2 += (len >> 0x1d);
+ tmp = LE_32(ptr2) + (len >> 0x1d);
+ LE_32C(ptr2, tmp);
a = 64 - b;
c = 0;
if (a <= len)
@@ -272,7 +269,7 @@ static void calc_response (char *result, char *field) {
memcpy (buf2, field+16, 8);
- i = ( *((uint32_t*)(buf2)) >> 3 ) & 0x3f;
+ i = ( LE_32((buf2)) >> 3 ) & 0x3f;
if (i < 56) {
i = 56 - i;
@@ -333,10 +330,13 @@ void real_calc_response_and_checksum (char *response, char *chksum, char *challe
/* initialize buffer */
memset(buf, 0, 128);
ptr=buf;
+ printf("ptr at %p\n", ptr);
BE_32C(ptr, 0xa1e9149d);
ptr+=4;
+ printf("ptr at %p\n", ptr);
BE_32C(ptr, 0x0e6b3b59);
ptr+=4;
+ printf("ptr at %p\n", ptr);
/* some (length) checks */
if (challenge != NULL)
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-22 14:16:40 +0000