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Commit 8ff23777 authored by Andres More's avatar Andres More Committed by Greg Kroah-Hartman
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staging: vt6656: aes_ccmp.c: code cleanup, cleared checkpatch findings 

Resolved all warnings/errors but lines having over 80 characters.
Signed-off-by: default avatarAndres More <more.andres@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 5ae8cb95
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Showing with 272 additions and 289 deletions
drivers/staging/vt6656/aes_ccmp.c
View file @ 8ff23777
...@@ -16,7 +16,6 @@ ...@@ -16,7 +16,6 @@
* with this program; if not, write to the Free Software Foundation, Inc., * with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
* *
*
* File: aes_ccmp.c * File: aes_ccmp.c
* *
* Purpose: AES_CCMP decryption * Purpose: AES_CCMP decryption
...@@ -28,9 +27,7 @@ ...@@ -28,9 +27,7 @@
* Functions: * Functions:
* AESbGenCCMP - Parsing RX-packet * AESbGenCCMP - Parsing RX-packet
* *
*
* Revision History: * Revision History:
*
*/ */
#include "device.h" #include "device.h"
...@@ -46,62 +43,61 @@ ...@@ -46,62 +43,61 @@
* SBOX Table * SBOX Table
*/ */
BYTE sbox_table[256] = BYTE sbox_table[256] = {
{ 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0,
0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15,
0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75,
0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84,
0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf,
0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8,
0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2,
0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73,
0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb,
0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79,
0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08,
0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a,
0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e,
0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf,
0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16
0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16
}; };
BYTE dot2_table[256] = { BYTE dot2_table[256] = {
0x00, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10, 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e, 0x00, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10, 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e,
0x20, 0x22, 0x24, 0x26, 0x28, 0x2a, 0x2c, 0x2e, 0x30, 0x32, 0x34, 0x36, 0x38, 0x3a, 0x3c, 0x3e, 0x20, 0x22, 0x24, 0x26, 0x28, 0x2a, 0x2c, 0x2e, 0x30, 0x32, 0x34, 0x36, 0x38, 0x3a, 0x3c, 0x3e,
0x40, 0x42, 0x44, 0x46, 0x48, 0x4a, 0x4c, 0x4e, 0x50, 0x52, 0x54, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x40, 0x42, 0x44, 0x46, 0x48, 0x4a, 0x4c, 0x4e, 0x50, 0x52, 0x54, 0x56, 0x58, 0x5a, 0x5c, 0x5e,
0x60, 0x62, 0x64, 0x66, 0x68, 0x6a, 0x6c, 0x6e, 0x70, 0x72, 0x74, 0x76, 0x78, 0x7a, 0x7c, 0x7e, 0x60, 0x62, 0x64, 0x66, 0x68, 0x6a, 0x6c, 0x6e, 0x70, 0x72, 0x74, 0x76, 0x78, 0x7a, 0x7c, 0x7e,
0x80, 0x82, 0x84, 0x86, 0x88, 0x8a, 0x8c, 0x8e, 0x90, 0x92, 0x94, 0x96, 0x98, 0x9a, 0x9c, 0x9e, 0x80, 0x82, 0x84, 0x86, 0x88, 0x8a, 0x8c, 0x8e, 0x90, 0x92, 0x94, 0x96, 0x98, 0x9a, 0x9c, 0x9e,
0xa0, 0xa2, 0xa4, 0xa6, 0xa8, 0xaa, 0xac, 0xae, 0xb0, 0xb2, 0xb4, 0xb6, 0xb8, 0xba, 0xbc, 0xbe, 0xa0, 0xa2, 0xa4, 0xa6, 0xa8, 0xaa, 0xac, 0xae, 0xb0, 0xb2, 0xb4, 0xb6, 0xb8, 0xba, 0xbc, 0xbe,
0xc0, 0xc2, 0xc4, 0xc6, 0xc8, 0xca, 0xcc, 0xce, 0xd0, 0xd2, 0xd4, 0xd6, 0xd8, 0xda, 0xdc, 0xde, 0xc0, 0xc2, 0xc4, 0xc6, 0xc8, 0xca, 0xcc, 0xce, 0xd0, 0xd2, 0xd4, 0xd6, 0xd8, 0xda, 0xdc, 0xde,
0xe0, 0xe2, 0xe4, 0xe6, 0xe8, 0xea, 0xec, 0xee, 0xf0, 0xf2, 0xf4, 0xf6, 0xf8, 0xfa, 0xfc, 0xfe, 0xe0, 0xe2, 0xe4, 0xe6, 0xe8, 0xea, 0xec, 0xee, 0xf0, 0xf2, 0xf4, 0xf6, 0xf8, 0xfa, 0xfc, 0xfe,
0x1b, 0x19, 0x1f, 0x1d, 0x13, 0x11, 0x17, 0x15, 0x0b, 0x09, 0x0f, 0x0d, 0x03, 0x01, 0x07, 0x05, 0x1b, 0x19, 0x1f, 0x1d, 0x13, 0x11, 0x17, 0x15, 0x0b, 0x09, 0x0f, 0x0d, 0x03, 0x01, 0x07, 0x05,
0x3b, 0x39, 0x3f, 0x3d, 0x33, 0x31, 0x37, 0x35, 0x2b, 0x29, 0x2f, 0x2d, 0x23, 0x21, 0x27, 0x25, 0x3b, 0x39, 0x3f, 0x3d, 0x33, 0x31, 0x37, 0x35, 0x2b, 0x29, 0x2f, 0x2d, 0x23, 0x21, 0x27, 0x25,
0x5b, 0x59, 0x5f, 0x5d, 0x53, 0x51, 0x57, 0x55, 0x4b, 0x49, 0x4f, 0x4d, 0x43, 0x41, 0x47, 0x45, 0x5b, 0x59, 0x5f, 0x5d, 0x53, 0x51, 0x57, 0x55, 0x4b, 0x49, 0x4f, 0x4d, 0x43, 0x41, 0x47, 0x45,
0x7b, 0x79, 0x7f, 0x7d, 0x73, 0x71, 0x77, 0x75, 0x6b, 0x69, 0x6f, 0x6d, 0x63, 0x61, 0x67, 0x65, 0x7b, 0x79, 0x7f, 0x7d, 0x73, 0x71, 0x77, 0x75, 0x6b, 0x69, 0x6f, 0x6d, 0x63, 0x61, 0x67, 0x65,
0x9b, 0x99, 0x9f, 0x9d, 0x93, 0x91, 0x97, 0x95, 0x8b, 0x89, 0x8f, 0x8d, 0x83, 0x81, 0x87, 0x85, 0x9b, 0x99, 0x9f, 0x9d, 0x93, 0x91, 0x97, 0x95, 0x8b, 0x89, 0x8f, 0x8d, 0x83, 0x81, 0x87, 0x85,
0xbb, 0xb9, 0xbf, 0xbd, 0xb3, 0xb1, 0xb7, 0xb5, 0xab, 0xa9, 0xaf, 0xad, 0xa3, 0xa1, 0xa7, 0xa5, 0xbb, 0xb9, 0xbf, 0xbd, 0xb3, 0xb1, 0xb7, 0xb5, 0xab, 0xa9, 0xaf, 0xad, 0xa3, 0xa1, 0xa7, 0xa5,
0xdb, 0xd9, 0xdf, 0xdd, 0xd3, 0xd1, 0xd7, 0xd5, 0xcb, 0xc9, 0xcf, 0xcd, 0xc3, 0xc1, 0xc7, 0xc5, 0xdb, 0xd9, 0xdf, 0xdd, 0xd3, 0xd1, 0xd7, 0xd5, 0xcb, 0xc9, 0xcf, 0xcd, 0xc3, 0xc1, 0xc7, 0xc5,
0xfb, 0xf9, 0xff, 0xfd, 0xf3, 0xf1, 0xf7, 0xf5, 0xeb, 0xe9, 0xef, 0xed, 0xe3, 0xe1, 0xe7, 0xe5 0xfb, 0xf9, 0xff, 0xfd, 0xf3, 0xf1, 0xf7, 0xf5, 0xeb, 0xe9, 0xef, 0xed, 0xe3, 0xe1, 0xe7, 0xe5
}; };
BYTE dot3_table[256] = { BYTE dot3_table[256] = {
0x00, 0x03, 0x06, 0x05, 0x0c, 0x0f, 0x0a, 0x09, 0x18, 0x1b, 0x1e, 0x1d, 0x14, 0x17, 0x12, 0x11, 0x00, 0x03, 0x06, 0x05, 0x0c, 0x0f, 0x0a, 0x09, 0x18, 0x1b, 0x1e, 0x1d, 0x14, 0x17, 0x12, 0x11,
0x30, 0x33, 0x36, 0x35, 0x3c, 0x3f, 0x3a, 0x39, 0x28, 0x2b, 0x2e, 0x2d, 0x24, 0x27, 0x22, 0x21, 0x30, 0x33, 0x36, 0x35, 0x3c, 0x3f, 0x3a, 0x39, 0x28, 0x2b, 0x2e, 0x2d, 0x24, 0x27, 0x22, 0x21,
0x60, 0x63, 0x66, 0x65, 0x6c, 0x6f, 0x6a, 0x69, 0x78, 0x7b, 0x7e, 0x7d, 0x74, 0x77, 0x72, 0x71, 0x60, 0x63, 0x66, 0x65, 0x6c, 0x6f, 0x6a, 0x69, 0x78, 0x7b, 0x7e, 0x7d, 0x74, 0x77, 0x72, 0x71,
0x50, 0x53, 0x56, 0x55, 0x5c, 0x5f, 0x5a, 0x59, 0x48, 0x4b, 0x4e, 0x4d, 0x44, 0x47, 0x42, 0x41, 0x50, 0x53, 0x56, 0x55, 0x5c, 0x5f, 0x5a, 0x59, 0x48, 0x4b, 0x4e, 0x4d, 0x44, 0x47, 0x42, 0x41,
0xc0, 0xc3, 0xc6, 0xc5, 0xcc, 0xcf, 0xca, 0xc9, 0xd8, 0xdb, 0xde, 0xdd, 0xd4, 0xd7, 0xd2, 0xd1, 0xc0, 0xc3, 0xc6, 0xc5, 0xcc, 0xcf, 0xca, 0xc9, 0xd8, 0xdb, 0xde, 0xdd, 0xd4, 0xd7, 0xd2, 0xd1,
0xf0, 0xf3, 0xf6, 0xf5, 0xfc, 0xff, 0xfa, 0xf9, 0xe8, 0xeb, 0xee, 0xed, 0xe4, 0xe7, 0xe2, 0xe1, 0xf0, 0xf3, 0xf6, 0xf5, 0xfc, 0xff, 0xfa, 0xf9, 0xe8, 0xeb, 0xee, 0xed, 0xe4, 0xe7, 0xe2, 0xe1,
0xa0, 0xa3, 0xa6, 0xa5, 0xac, 0xaf, 0xaa, 0xa9, 0xb8, 0xbb, 0xbe, 0xbd, 0xb4, 0xb7, 0xb2, 0xb1, 0xa0, 0xa3, 0xa6, 0xa5, 0xac, 0xaf, 0xaa, 0xa9, 0xb8, 0xbb, 0xbe, 0xbd, 0xb4, 0xb7, 0xb2, 0xb1,
0x90, 0x93, 0x96, 0x95, 0x9c, 0x9f, 0x9a, 0x99, 0x88, 0x8b, 0x8e, 0x8d, 0x84, 0x87, 0x82, 0x81, 0x90, 0x93, 0x96, 0x95, 0x9c, 0x9f, 0x9a, 0x99, 0x88, 0x8b, 0x8e, 0x8d, 0x84, 0x87, 0x82, 0x81,
0x9b, 0x98, 0x9d, 0x9e, 0x97, 0x94, 0x91, 0x92, 0x83, 0x80, 0x85, 0x86, 0x8f, 0x8c, 0x89, 0x8a, 0x9b, 0x98, 0x9d, 0x9e, 0x97, 0x94, 0x91, 0x92, 0x83, 0x80, 0x85, 0x86, 0x8f, 0x8c, 0x89, 0x8a,
0xab, 0xa8, 0xad, 0xae, 0xa7, 0xa4, 0xa1, 0xa2, 0xb3, 0xb0, 0xb5, 0xb6, 0xbf, 0xbc, 0xb9, 0xba, 0xab, 0xa8, 0xad, 0xae, 0xa7, 0xa4, 0xa1, 0xa2, 0xb3, 0xb0, 0xb5, 0xb6, 0xbf, 0xbc, 0xb9, 0xba,
0xfb, 0xf8, 0xfd, 0xfe, 0xf7, 0xf4, 0xf1, 0xf2, 0xe3, 0xe0, 0xe5, 0xe6, 0xef, 0xec, 0xe9, 0xea, 0xfb, 0xf8, 0xfd, 0xfe, 0xf7, 0xf4, 0xf1, 0xf2, 0xe3, 0xe0, 0xe5, 0xe6, 0xef, 0xec, 0xe9, 0xea,
0xcb, 0xc8, 0xcd, 0xce, 0xc7, 0xc4, 0xc1, 0xc2, 0xd3, 0xd0, 0xd5, 0xd6, 0xdf, 0xdc, 0xd9, 0xda, 0xcb, 0xc8, 0xcd, 0xce, 0xc7, 0xc4, 0xc1, 0xc2, 0xd3, 0xd0, 0xd5, 0xd6, 0xdf, 0xdc, 0xd9, 0xda,
0x5b, 0x58, 0x5d, 0x5e, 0x57, 0x54, 0x51, 0x52, 0x43, 0x40, 0x45, 0x46, 0x4f, 0x4c, 0x49, 0x4a, 0x5b, 0x58, 0x5d, 0x5e, 0x57, 0x54, 0x51, 0x52, 0x43, 0x40, 0x45, 0x46, 0x4f, 0x4c, 0x49, 0x4a,
0x6b, 0x68, 0x6d, 0x6e, 0x67, 0x64, 0x61, 0x62, 0x73, 0x70, 0x75, 0x76, 0x7f, 0x7c, 0x79, 0x7a, 0x6b, 0x68, 0x6d, 0x6e, 0x67, 0x64, 0x61, 0x62, 0x73, 0x70, 0x75, 0x76, 0x7f, 0x7c, 0x79, 0x7a,
0x3b, 0x38, 0x3d, 0x3e, 0x37, 0x34, 0x31, 0x32, 0x23, 0x20, 0x25, 0x26, 0x2f, 0x2c, 0x29, 0x2a, 0x3b, 0x38, 0x3d, 0x3e, 0x37, 0x34, 0x31, 0x32, 0x23, 0x20, 0x25, 0x26, 0x2f, 0x2c, 0x29, 0x2a,
0x0b, 0x08, 0x0d, 0x0e, 0x07, 0x04, 0x01, 0x02, 0x13, 0x10, 0x15, 0x16, 0x1f, 0x1c, 0x19, 0x1a 0x0b, 0x08, 0x0d, 0x0e, 0x07, 0x04, 0x01, 0x02, 0x13, 0x10, 0x15, 0x16, 0x1f, 0x1c, 0x19, 0x1a
}; };
/*--------------------- Static Functions --------------------------*/ /*--------------------- Static Functions --------------------------*/
...@@ -112,9 +108,9 @@ BYTE dot3_table[256] = { ...@@ -112,9 +108,9 @@ BYTE dot3_table[256] = {
void xor_128(BYTE *a, BYTE *b, BYTE *out) void xor_128(BYTE *a, BYTE *b, BYTE *out)
{ {
PDWORD dwPtrA = (PDWORD) a; PDWORD dwPtrA = (PDWORD) a;
PDWORD dwPtrB = (PDWORD) b; PDWORD dwPtrB = (PDWORD) b;
PDWORD dwPtrOut =(PDWORD) out; PDWORD dwPtrOut = (PDWORD) out;
(*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++); (*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++);
(*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++); (*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++);
...@@ -125,17 +121,17 @@ PDWORD dwPtrOut =(PDWORD) out; ...@@ -125,17 +121,17 @@ PDWORD dwPtrOut =(PDWORD) out;
void xor_32(BYTE *a, BYTE *b, BYTE *out) void xor_32(BYTE *a, BYTE *b, BYTE *out)
{ {
PDWORD dwPtrA = (PDWORD) a; PDWORD dwPtrA = (PDWORD) a;
PDWORD dwPtrB = (PDWORD) b; PDWORD dwPtrB = (PDWORD) b;
PDWORD dwPtrOut =(PDWORD) out; PDWORD dwPtrOut = (PDWORD) out;
(*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++); (*dwPtrOut++) = (*dwPtrA++) ^ (*dwPtrB++);
} }
void AddRoundKey(BYTE *key, int round) void AddRoundKey(BYTE *key, int round)
{ {
BYTE sbox_key[4]; BYTE sbox_key[4];
BYTE rcon_table[10] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36}; BYTE rcon_table[10] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36};
sbox_key[0] = sbox_table[key[13]]; sbox_key[0] = sbox_table[key[13]];
sbox_key[1] = sbox_table[key[14]]; sbox_key[1] = sbox_table[key[14]];
...@@ -152,12 +148,10 @@ BYTE rcon_table[10] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x ...@@ -152,12 +148,10 @@ BYTE rcon_table[10] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x
void SubBytes(BYTE *in, BYTE *out) void SubBytes(BYTE *in, BYTE *out)
{ {
int i; int i;
for (i=0; i< 16; i++) for (i = 0; i < 16; i++)
{
out[i] = sbox_table[in[i]]; out[i] = sbox_table[in[i]];
}
} }
void ShiftRows(BYTE *in, BYTE *out) void ShiftRows(BYTE *in, BYTE *out)
...@@ -189,33 +183,26 @@ void MixColumns(BYTE *in, BYTE *out) ...@@ -189,33 +183,26 @@ void MixColumns(BYTE *in, BYTE *out)
out[3] = dot3_table[in[0]] ^ in[1] ^ in[2] ^ dot2_table[in[3]]; out[3] = dot3_table[in[0]] ^ in[1] ^ in[2] ^ dot2_table[in[3]];
} }
void AESv128(BYTE *key, BYTE *data, BYTE *ciphertext) void AESv128(BYTE *key, BYTE *data, BYTE *ciphertext)
{ {
int i; int i;
int round; int round;
BYTE TmpdataA[16]; BYTE TmpdataA[16];
BYTE TmpdataB[16]; BYTE TmpdataB[16];
BYTE abyRoundKey[16]; BYTE abyRoundKey[16];
for(i=0; i<16; i++) for (i = 0; i < 16; i++)
abyRoundKey[i] = key[i]; abyRoundKey[i] = key[i];
for (round = 0; round < 11; round++) for (round = 0; round < 11; round++) {
{ if (round == 0) {
if (round == 0)
{
xor_128(abyRoundKey, data, ciphertext); xor_128(abyRoundKey, data, ciphertext);
AddRoundKey(abyRoundKey, round); AddRoundKey(abyRoundKey, round);
} } else if (round == 10) {
else if (round == 10)
{
SubBytes(ciphertext, TmpdataA); SubBytes(ciphertext, TmpdataA);
ShiftRows(TmpdataA, TmpdataB); ShiftRows(TmpdataA, TmpdataB);
xor_128(TmpdataB, abyRoundKey, ciphertext); xor_128(TmpdataB, abyRoundKey, ciphertext);
} } else { /* round 1 ~ 9 */
else // round 1 ~ 9
{
SubBytes(ciphertext, TmpdataA); SubBytes(ciphertext, TmpdataA);
ShiftRows(TmpdataA, TmpdataB); ShiftRows(TmpdataA, TmpdataB);
MixColumns(&TmpdataB[0], &TmpdataA[0]); MixColumns(&TmpdataB[0], &TmpdataA[0]);
...@@ -243,40 +230,41 @@ BYTE abyRoundKey[16]; ...@@ -243,40 +230,41 @@ BYTE abyRoundKey[16];
* Return Value: MIC compare result * Return Value: MIC compare result
* *
*/ */
BOOL AESbGenCCMP(PBYTE pbyRxKey, PBYTE pbyFrame, WORD wFrameSize) BOOL AESbGenCCMP(PBYTE pbyRxKey, PBYTE pbyFrame, WORD wFrameSize)
{ {
BYTE abyNonce[13]; BYTE abyNonce[13];
BYTE MIC_IV[16]; BYTE MIC_IV[16];
BYTE MIC_HDR1[16]; BYTE MIC_HDR1[16];
BYTE MIC_HDR2[16]; BYTE MIC_HDR2[16];
BYTE abyMIC[16]; BYTE abyMIC[16];
BYTE abyCTRPLD[16]; BYTE abyCTRPLD[16];
BYTE abyTmp[16]; BYTE abyTmp[16];
BYTE abyPlainText[16]; BYTE abyPlainText[16];
BYTE abyLastCipher[16]; BYTE abyLastCipher[16];
PS802_11Header pMACHeader = (PS802_11Header) pbyFrame; PS802_11Header pMACHeader = (PS802_11Header) pbyFrame;
PBYTE pbyIV; PBYTE pbyIV;
PBYTE pbyPayload; PBYTE pbyPayload;
WORD wHLen = 22; WORD wHLen = 22;
WORD wPayloadSize = wFrameSize - 8 - 8 - 4 - WLAN_HDR_ADDR3_LEN;//8 is IV, 8 is MIC, 4 is CRC /* 8 is IV, 8 is MIC, 4 is CRC */
BOOL bA4 = FALSE; WORD wPayloadSize = wFrameSize - 8 - 8 - 4 - WLAN_HDR_ADDR3_LEN;
BYTE byTmp; BOOL bA4 = FALSE;
WORD wCnt; BYTE byTmp;
int ii,jj,kk; WORD wCnt;
int ii, jj, kk;
pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN; pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN;
if ( WLAN_GET_FC_TODS(*(PWORD)pbyFrame) && if (WLAN_GET_FC_TODS(*(PWORD) pbyFrame) &&
WLAN_GET_FC_FROMDS(*(PWORD)pbyFrame) ) { WLAN_GET_FC_FROMDS(*(PWORD) pbyFrame)) {
bA4 = TRUE; bA4 = TRUE;
pbyIV += 6; // 6 is 802.11 address4 pbyIV += 6; /* 6 is 802.11 address4 */
wHLen += 6; wHLen += 6;
wPayloadSize -= 6; wPayloadSize -= 6;
} }
pbyPayload = pbyIV + 8; //IV-length pbyPayload = pbyIV + 8; /* IV-length */
abyNonce[0] = 0x00; //now is 0, if Qos here will be priority abyNonce[0] = 0x00; /* now is 0, if Qos here will be priority */
memcpy(&(abyNonce[1]), pMACHeader->abyAddr2, ETH_ALEN); memcpy(&(abyNonce[1]), pMACHeader->abyAddr2, ETH_ALEN);
abyNonce[7] = pbyIV[7]; abyNonce[7] = pbyIV[7];
abyNonce[8] = pbyIV[6]; abyNonce[8] = pbyIV[6];
...@@ -285,13 +273,13 @@ int ii,jj,kk; ...@@ -285,13 +273,13 @@ int ii,jj,kk;
abyNonce[11] = pbyIV[1]; abyNonce[11] = pbyIV[1];
abyNonce[12] = pbyIV[0]; abyNonce[12] = pbyIV[0];
//MIC_IV /* MIC_IV */
MIC_IV[0] = 0x59; MIC_IV[0] = 0x59;
memcpy(&(MIC_IV[1]), &(abyNonce[0]), 13); memcpy(&(MIC_IV[1]), &(abyNonce[0]), 13);
MIC_IV[14] = (BYTE)(wPayloadSize >> 8); MIC_IV[14] = (BYTE)(wPayloadSize >> 8);
MIC_IV[15] = (BYTE)(wPayloadSize & 0xff); MIC_IV[15] = (BYTE)(wPayloadSize & 0xff);
//MIC_HDR1 /* MIC_HDR1 */
MIC_HDR1[0] = (BYTE)(wHLen >> 8); MIC_HDR1[0] = (BYTE)(wHLen >> 8);
MIC_HDR1[1] = (BYTE)(wHLen & 0xff); MIC_HDR1[1] = (BYTE)(wHLen & 0xff);
byTmp = (BYTE)(pMACHeader->wFrameCtl & 0xff); byTmp = (BYTE)(pMACHeader->wFrameCtl & 0xff);
...@@ -302,13 +290,13 @@ int ii,jj,kk; ...@@ -302,13 +290,13 @@ int ii,jj,kk;
memcpy(&(MIC_HDR1[4]), pMACHeader->abyAddr1, ETH_ALEN); memcpy(&(MIC_HDR1[4]), pMACHeader->abyAddr1, ETH_ALEN);
memcpy(&(MIC_HDR1[10]), pMACHeader->abyAddr2, ETH_ALEN); memcpy(&(MIC_HDR1[10]), pMACHeader->abyAddr2, ETH_ALEN);
//MIC_HDR2 /* MIC_HDR2 */
memcpy(&(MIC_HDR2[0]), pMACHeader->abyAddr3, ETH_ALEN); memcpy(&(MIC_HDR2[0]), pMACHeader->abyAddr3, ETH_ALEN);
byTmp = (BYTE)(pMACHeader->wSeqCtl & 0xff); byTmp = (BYTE)(pMACHeader->wSeqCtl & 0xff);
MIC_HDR2[6] = byTmp & 0x0f; MIC_HDR2[6] = byTmp & 0x0f;
MIC_HDR2[7] = 0; MIC_HDR2[7] = 0;
if ( bA4 ) { if (bA4) {
memcpy(&(MIC_HDR2[8]), pMACHeader->abyAddr4, ETH_ALEN); memcpy(&(MIC_HDR2[8]), pMACHeader->abyAddr4, ETH_ALEN);
} else { } else {
MIC_HDR2[8] = 0x00; MIC_HDR2[8] = 0x00;
...@@ -321,83 +309,78 @@ int ii,jj,kk; ...@@ -321,83 +309,78 @@ int ii,jj,kk;
MIC_HDR2[14] = 0x00; MIC_HDR2[14] = 0x00;
MIC_HDR2[15] = 0x00; MIC_HDR2[15] = 0x00;
//CCMP /* CCMP */
AESv128(pbyRxKey,MIC_IV,abyMIC); AESv128(pbyRxKey, MIC_IV, abyMIC);
for ( kk=0; kk<16; kk++ ) { for (kk = 0; kk < 16; kk++)
abyTmp[kk] = MIC_HDR1[kk] ^ abyMIC[kk]; abyTmp[kk] = MIC_HDR1[kk] ^ abyMIC[kk];
}
AESv128(pbyRxKey,abyTmp,abyMIC); AESv128(pbyRxKey, abyTmp, abyMIC);
for ( kk=0; kk<16; kk++ ) { for (kk = 0; kk < 16; kk++)
abyTmp[kk] = MIC_HDR2[kk] ^ abyMIC[kk]; abyTmp[kk] = MIC_HDR2[kk] ^ abyMIC[kk];
}
AESv128(pbyRxKey,abyTmp,abyMIC); AESv128(pbyRxKey, abyTmp, abyMIC);
wCnt = 1; wCnt = 1;
abyCTRPLD[0] = 0x01; abyCTRPLD[0] = 0x01;
memcpy(&(abyCTRPLD[1]), &(abyNonce[0]), 13); memcpy(&(abyCTRPLD[1]), &(abyNonce[0]), 13);
for(jj=wPayloadSize; jj>16; jj=jj-16) { for (jj = wPayloadSize; jj > 16; jj = jj-16) {
abyCTRPLD[14] = (BYTE) (wCnt >> 8); abyCTRPLD[14] = (BYTE) (wCnt >> 8);
abyCTRPLD[15] = (BYTE) (wCnt & 0xff); abyCTRPLD[15] = (BYTE) (wCnt & 0xff);
AESv128(pbyRxKey,abyCTRPLD,abyTmp); AESv128(pbyRxKey, abyCTRPLD, abyTmp);
for ( kk=0; kk<16; kk++ ) { for (kk = 0; kk < 16; kk++)
abyPlainText[kk] = abyTmp[kk] ^ pbyPayload[kk]; abyPlainText[kk] = abyTmp[kk] ^ pbyPayload[kk];
}
for ( kk=0; kk<16; kk++ ) { for (kk = 0; kk < 16; kk++)
abyTmp[kk] = abyMIC[kk] ^ abyPlainText[kk]; abyTmp[kk] = abyMIC[kk] ^ abyPlainText[kk];
}
AESv128(pbyRxKey,abyTmp,abyMIC); AESv128(pbyRxKey, abyTmp, abyMIC);
memcpy(pbyPayload, abyPlainText, 16); memcpy(pbyPayload, abyPlainText, 16);
wCnt++; wCnt++;
pbyPayload += 16; pbyPayload += 16;
} //for wPayloadSize } /* for wPayloadSize */
//last payload /* last payload */
memcpy(&(abyLastCipher[0]), pbyPayload, jj); memcpy(&(abyLastCipher[0]), pbyPayload, jj);
for ( ii=jj; ii<16; ii++ ) { for (ii = jj; ii < 16; ii++)
abyLastCipher[ii] = 0x00; abyLastCipher[ii] = 0x00;
}
abyCTRPLD[14] = (BYTE) (wCnt >> 8); abyCTRPLD[14] = (BYTE) (wCnt >> 8);
abyCTRPLD[15] = (BYTE) (wCnt & 0xff); abyCTRPLD[15] = (BYTE) (wCnt & 0xff);
AESv128(pbyRxKey,abyCTRPLD,abyTmp); AESv128(pbyRxKey, abyCTRPLD, abyTmp);
for ( kk=0; kk<16; kk++ ) { for (kk = 0; kk < 16; kk++)
abyPlainText[kk] = abyTmp[kk] ^ abyLastCipher[kk]; abyPlainText[kk] = abyTmp[kk] ^ abyLastCipher[kk];
}
memcpy(pbyPayload, abyPlainText, jj); memcpy(pbyPayload, abyPlainText, jj);
pbyPayload += jj; pbyPayload += jj;
//for MIC calculation /* for MIC calculation */
for ( ii=jj; ii<16; ii++ ) { for (ii = jj; ii < 16; ii++)
abyPlainText[ii] = 0x00; abyPlainText[ii] = 0x00;
} for (kk = 0; kk < 16; kk++)
for ( kk=0; kk<16; kk++ ) {
abyTmp[kk] = abyMIC[kk] ^ abyPlainText[kk]; abyTmp[kk] = abyMIC[kk] ^ abyPlainText[kk];
}
AESv128(pbyRxKey,abyTmp,abyMIC);
//=>above is the calculate MIC AESv128(pbyRxKey, abyTmp, abyMIC);
//--------------------------------------------
/* => above is the calculated MIC */
wCnt = 0; wCnt = 0;
abyCTRPLD[14] = (BYTE) (wCnt >> 8); abyCTRPLD[14] = (BYTE) (wCnt >> 8);
abyCTRPLD[15] = (BYTE) (wCnt & 0xff); abyCTRPLD[15] = (BYTE) (wCnt & 0xff);
AESv128(pbyRxKey,abyCTRPLD,abyTmp); AESv128(pbyRxKey, abyCTRPLD, abyTmp);
for ( kk=0; kk<8; kk++ ) {
for (kk = 0; kk < 8; kk++)
abyTmp[kk] = abyTmp[kk] ^ pbyPayload[kk]; abyTmp[kk] = abyTmp[kk] ^ pbyPayload[kk];
}
//=>above is the dec-MIC from packet
//--------------------------------------------
if ( !memcmp(abyMIC,abyTmp,8) ) { /* => above is the packet dec-MIC */
if (!memcmp(abyMIC, abyTmp, 8))
return TRUE; return TRUE;
} else { else
return FALSE; return FALSE;
}
} }
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