diff options
Diffstat (limited to 'stream')
| -rw-r--r-- | stream/realrtsp/real.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/stream/realrtsp/real.c b/stream/realrtsp/real.c index ad084b3e0c..7cbf8bf337 100644 --- a/stream/realrtsp/real.c +++ b/stream/realrtsp/real.c @@ -49,12 +49,14 @@ #define LOG */ -static const unsigned char xor_table[] = { +#define XOR_TABLE_SIZE 45 + +static const unsigned char xor_table[XOR_TABLE_SIZE] = { 0x05, 0x18, 0x74, 0xd0, 0x0d, 0x09, 0x02, 0x53, 0xc0, 0x01, 0x05, 0x05, 0x67, 0x03, 0x19, 0x70, 0x08, 0x27, 0x66, 0x10, 0x10, 0x72, 0x08, 0x09, 0x63, 0x11, 0x03, 0x71, 0x08, 0x08, 0x70, 0x02, - 0x10, 0x57, 0x05, 0x18, 0x54, 0x00, 0x00, 0x00 }; + 0x10, 0x57, 0x05, 0x18, 0x54 }; #define BUF_SIZE 4096 @@ -103,7 +105,7 @@ static void calc_response_string (char *result, char *challenge) { static void real_calc_response_and_checksum (char *response, char *chksum, char *challenge) { - int ch_len, table_len, resp_len; + int ch_len, resp_len; int i; char *ptr; char buf[128]; @@ -136,12 +138,8 @@ static void real_calc_response_and_checksum (char *response, char *chksum, char memcpy(ptr, challenge, ch_len); } - table_len = strlen(xor_table); - - if (table_len > 56) table_len=56; - /* xor challenge bytewise with xor_table */ - for (i=0; i<table_len; i++) + for (i=0; i<XOR_TABLE_SIZE; i++) ptr[i] = ptr[i] ^ xor_table[i]; calc_response_string (response, buf); |