diff options
author | Jeffrey Walton <noloader@gmail.com> | 2018-11-13 14:01:05 -0500 |
---|---|---|
committer | Jeffrey Walton <noloader@gmail.com> | 2018-11-13 14:01:05 -0500 |
commit | 197f751831bd538ac4a8498bcc4092c4793eb2b8 (patch) | |
tree | c04f2b9b5a8b2738f7174024b58931ec2d462e9f /aes_armv4.S | |
parent | 00fc030fb48ec4ccc14f83cb0c947e28fcc1669a (diff) | |
download | cryptopp-git-197f751831bd538ac4a8498bcc4092c4793eb2b8.tar.gz |
Use Linux EOL conventions
Diffstat (limited to 'aes_armv4.S')
-rw-r--r-- | aes_armv4.S | 2484 |
1 files changed, 1242 insertions, 1242 deletions
diff --git a/aes_armv4.S b/aes_armv4.S index 9dd3fb3d..fb4ec468 100644 --- a/aes_armv4.S +++ b/aes_armv4.S @@ -1,1242 +1,1242 @@ -@ Copyright 2007-2018 The OpenSSL Project Authors. All Rights Reserved.
-@
-@ ====================================================================
-@ Written by Andy Polyakov <appro@openssl.org> for the OpenSSL
-@ project. The module is, however, dual licensed under OpenSSL and
-@ CRYPTOGAMS licenses depending on where you obtain it. For further
-@ details see http://www.openssl.org/~appro/cryptogams/.
-@ ====================================================================
-
-@ AES for ARMv4
-
-@ January 2007.
-@
-@ Code uses single 1K S-box and is >2 times faster than code generated
-@ by gcc-3.4.1. This is thanks to unique feature of ARMv4 ISA, which
-@ allows to merge logical or arithmetic operation with shift or rotate
-@ in one instruction and emit combined result every cycle. The module
-@ is endian-neutral. The performance is ~42 cycles/byte for 128-bit
-@ key [on single-issue Xscale PXA250 core].
-
-@ May 2007.
-@
-@ AES_set_[en|de]crypt_key is added.
-
-@ July 2010.
-@
-@ Rescheduling for dual-issue pipeline resulted in 12% improvement on
-@ Cortex A8 core and ~25 cycles per byte processed with 128-bit key.
-
-@ February 2011.
-@
-@ Profiler-assisted and platform-specific optimization resulted in 16%
-@ improvement on Cortex A8 core and ~21.5 cycles per byte.
-
-@ JW, JUL 2018: Begin defines from taken from arm_arch.h
-@ The defines were included through the header.
-
-# if !defined(__ARM_ARCH__)
-# if defined(__CC_ARM)
-# define __ARM_ARCH__ __TARGET_ARCH_ARM
-# if defined(__BIG_ENDIAN)
-# define __ARMEB__
-# else
-# define __ARMEL__
-# endif
-# elif defined(__GNUC__)
-# if defined(__aarch64__)
-# define __ARM_ARCH__ 8
-# if __BYTE_ORDER__==__ORDER_BIG_ENDIAN__
-# define __ARMEB__
-# else
-# define __ARMEL__
-# endif
-
-# elif defined(__ARM_ARCH)
-# define __ARM_ARCH__ __ARM_ARCH
-# elif defined(__ARM_ARCH_8A__)
-# define __ARM_ARCH__ 8
-# elif defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || \
- defined(__ARM_ARCH_7R__)|| defined(__ARM_ARCH_7M__) || \
- defined(__ARM_ARCH_7EM__)
-# define __ARM_ARCH__ 7
-# elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || \
- defined(__ARM_ARCH_6K__)|| defined(__ARM_ARCH_6M__) || \
- defined(__ARM_ARCH_6Z__)|| defined(__ARM_ARCH_6ZK__) || \
- defined(__ARM_ARCH_6T2__)
-# define __ARM_ARCH__ 6
-# elif defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) || \
- defined(__ARM_ARCH_5E__)|| defined(__ARM_ARCH_5TE__) || \
- defined(__ARM_ARCH_5TEJ__)
-# define __ARM_ARCH__ 5
-# elif defined(__ARM_ARCH_4__) || defined(__ARM_ARCH_4T__)
-# define __ARM_ARCH__ 4
-# else
-# error "unsupported ARM architecture"
-# endif
-# endif
-# endif
-
-# if !defined(__ARM_MAX_ARCH__)
-# define __ARM_MAX_ARCH__ __ARM_ARCH__
-# endif
-
-# if __ARM_MAX_ARCH__<__ARM_ARCH__
-# error "__ARM_MAX_ARCH__ can't be less than __ARM_ARCH__"
-# elif __ARM_MAX_ARCH__!=__ARM_ARCH__
-# if __ARM_ARCH__<7 && __ARM_MAX_ARCH__>=7 && defined(__ARMEB__)
-# error "can't build universal big-endian binary"
-# endif
-# endif
-
-@ JW, JUL 2018: End defines from taken from arm_arch.h
-@ Back to original Cryptogams code
-
-.text
-#if defined(__thumb2__) && !defined(__APPLE__)
-.syntax unified
-.thumb
-#else
-.code 32
-#undef __thumb2__
-#endif
-
-.type AES_Te,%object
-.align 5
-AES_Te:
-.word 0xc66363a5, 0xf87c7c84, 0xee777799, 0xf67b7b8d
-.word 0xfff2f20d, 0xd66b6bbd, 0xde6f6fb1, 0x91c5c554
-.word 0x60303050, 0x02010103, 0xce6767a9, 0x562b2b7d
-.word 0xe7fefe19, 0xb5d7d762, 0x4dababe6, 0xec76769a
-.word 0x8fcaca45, 0x1f82829d, 0x89c9c940, 0xfa7d7d87
-.word 0xeffafa15, 0xb25959eb, 0x8e4747c9, 0xfbf0f00b
-.word 0x41adadec, 0xb3d4d467, 0x5fa2a2fd, 0x45afafea
-.word 0x239c9cbf, 0x53a4a4f7, 0xe4727296, 0x9bc0c05b
-.word 0x75b7b7c2, 0xe1fdfd1c, 0x3d9393ae, 0x4c26266a
-.word 0x6c36365a, 0x7e3f3f41, 0xf5f7f702, 0x83cccc4f
-.word 0x6834345c, 0x51a5a5f4, 0xd1e5e534, 0xf9f1f108
-.word 0xe2717193, 0xabd8d873, 0x62313153, 0x2a15153f
-.word 0x0804040c, 0x95c7c752, 0x46232365, 0x9dc3c35e
-.word 0x30181828, 0x379696a1, 0x0a05050f, 0x2f9a9ab5
-.word 0x0e070709, 0x24121236, 0x1b80809b, 0xdfe2e23d
-.word 0xcdebeb26, 0x4e272769, 0x7fb2b2cd, 0xea75759f
-.word 0x1209091b, 0x1d83839e, 0x582c2c74, 0x341a1a2e
-.word 0x361b1b2d, 0xdc6e6eb2, 0xb45a5aee, 0x5ba0a0fb
-.word 0xa45252f6, 0x763b3b4d, 0xb7d6d661, 0x7db3b3ce
-.word 0x5229297b, 0xdde3e33e, 0x5e2f2f71, 0x13848497
-.word 0xa65353f5, 0xb9d1d168, 0x00000000, 0xc1eded2c
-.word 0x40202060, 0xe3fcfc1f, 0x79b1b1c8, 0xb65b5bed
-.word 0xd46a6abe, 0x8dcbcb46, 0x67bebed9, 0x7239394b
-.word 0x944a4ade, 0x984c4cd4, 0xb05858e8, 0x85cfcf4a
-.word 0xbbd0d06b, 0xc5efef2a, 0x4faaaae5, 0xedfbfb16
-.word 0x864343c5, 0x9a4d4dd7, 0x66333355, 0x11858594
-.word 0x8a4545cf, 0xe9f9f910, 0x04020206, 0xfe7f7f81
-.word 0xa05050f0, 0x783c3c44, 0x259f9fba, 0x4ba8a8e3
-.word 0xa25151f3, 0x5da3a3fe, 0x804040c0, 0x058f8f8a
-.word 0x3f9292ad, 0x219d9dbc, 0x70383848, 0xf1f5f504
-.word 0x63bcbcdf, 0x77b6b6c1, 0xafdada75, 0x42212163
-.word 0x20101030, 0xe5ffff1a, 0xfdf3f30e, 0xbfd2d26d
-.word 0x81cdcd4c, 0x180c0c14, 0x26131335, 0xc3ecec2f
-.word 0xbe5f5fe1, 0x359797a2, 0x884444cc, 0x2e171739
-.word 0x93c4c457, 0x55a7a7f2, 0xfc7e7e82, 0x7a3d3d47
-.word 0xc86464ac, 0xba5d5de7, 0x3219192b, 0xe6737395
-.word 0xc06060a0, 0x19818198, 0x9e4f4fd1, 0xa3dcdc7f
-.word 0x44222266, 0x542a2a7e, 0x3b9090ab, 0x0b888883
-.word 0x8c4646ca, 0xc7eeee29, 0x6bb8b8d3, 0x2814143c
-.word 0xa7dede79, 0xbc5e5ee2, 0x160b0b1d, 0xaddbdb76
-.word 0xdbe0e03b, 0x64323256, 0x743a3a4e, 0x140a0a1e
-.word 0x924949db, 0x0c06060a, 0x4824246c, 0xb85c5ce4
-.word 0x9fc2c25d, 0xbdd3d36e, 0x43acacef, 0xc46262a6
-.word 0x399191a8, 0x319595a4, 0xd3e4e437, 0xf279798b
-.word 0xd5e7e732, 0x8bc8c843, 0x6e373759, 0xda6d6db7
-.word 0x018d8d8c, 0xb1d5d564, 0x9c4e4ed2, 0x49a9a9e0
-.word 0xd86c6cb4, 0xac5656fa, 0xf3f4f407, 0xcfeaea25
-.word 0xca6565af, 0xf47a7a8e, 0x47aeaee9, 0x10080818
-.word 0x6fbabad5, 0xf0787888, 0x4a25256f, 0x5c2e2e72
-.word 0x381c1c24, 0x57a6a6f1, 0x73b4b4c7, 0x97c6c651
-.word 0xcbe8e823, 0xa1dddd7c, 0xe874749c, 0x3e1f1f21
-.word 0x964b4bdd, 0x61bdbddc, 0x0d8b8b86, 0x0f8a8a85
-.word 0xe0707090, 0x7c3e3e42, 0x71b5b5c4, 0xcc6666aa
-.word 0x904848d8, 0x06030305, 0xf7f6f601, 0x1c0e0e12
-.word 0xc26161a3, 0x6a35355f, 0xae5757f9, 0x69b9b9d0
-.word 0x17868691, 0x99c1c158, 0x3a1d1d27, 0x279e9eb9
-.word 0xd9e1e138, 0xebf8f813, 0x2b9898b3, 0x22111133
-.word 0xd26969bb, 0xa9d9d970, 0x078e8e89, 0x339494a7
-.word 0x2d9b9bb6, 0x3c1e1e22, 0x15878792, 0xc9e9e920
-.word 0x87cece49, 0xaa5555ff, 0x50282878, 0xa5dfdf7a
-.word 0x038c8c8f, 0x59a1a1f8, 0x09898980, 0x1a0d0d17
-.word 0x65bfbfda, 0xd7e6e631, 0x844242c6, 0xd06868b8
-.word 0x824141c3, 0x299999b0, 0x5a2d2d77, 0x1e0f0f11
-.word 0x7bb0b0cb, 0xa85454fc, 0x6dbbbbd6, 0x2c16163a
-@ Te4[256]
-.byte 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5
-.byte 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76
-.byte 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0
-.byte 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0
-.byte 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc
-.byte 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15
-.byte 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a
-.byte 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75
-.byte 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0
-.byte 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84
-.byte 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b
-.byte 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf
-.byte 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85
-.byte 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8
-.byte 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5
-.byte 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2
-.byte 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17
-.byte 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73
-.byte 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88
-.byte 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb
-.byte 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c
-.byte 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79
-.byte 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9
-.byte 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08
-.byte 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6
-.byte 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a
-.byte 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e
-.byte 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e
-.byte 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94
-.byte 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf
-.byte 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68
-.byte 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16
-@ rcon[]
-.word 0x01000000, 0x02000000, 0x04000000, 0x08000000
-.word 0x10000000, 0x20000000, 0x40000000, 0x80000000
-.word 0x1B000000, 0x36000000, 0, 0, 0, 0, 0, 0
-.size AES_Te,.-AES_Te
-
-@ void AES_encrypt(const unsigned char *in, unsigned char *out,
-@ const AES_KEY *key) {
-.globl AES_encrypt
-.type AES_encrypt,%function
-.align 5
-AES_encrypt:
-#ifndef __thumb2__
- sub r3,pc,#8 @ AES_encrypt
-#else
- adr r3,.
-#endif
- stmdb sp!,{r1,r4-r12,lr}
-#if defined(__thumb2__) || defined(__APPLE__)
- adr r10,AES_Te
-#else
- sub r10,r3,#AES_encrypt-AES_Te @ Te
-#endif
- mov r12,r0 @ inp
- mov r11,r2
-#if __ARM_ARCH__<7
- ldrb r0,[r12,#3] @ load input data in endian-neutral
- ldrb r4,[r12,#2] @ manner...
- ldrb r5,[r12,#1]
- ldrb r6,[r12,#0]
- orr r0,r0,r4,lsl#8
- ldrb r1,[r12,#7]
- orr r0,r0,r5,lsl#16
- ldrb r4,[r12,#6]
- orr r0,r0,r6,lsl#24
- ldrb r5,[r12,#5]
- ldrb r6,[r12,#4]
- orr r1,r1,r4,lsl#8
- ldrb r2,[r12,#11]
- orr r1,r1,r5,lsl#16
- ldrb r4,[r12,#10]
- orr r1,r1,r6,lsl#24
- ldrb r5,[r12,#9]
- ldrb r6,[r12,#8]
- orr r2,r2,r4,lsl#8
- ldrb r3,[r12,#15]
- orr r2,r2,r5,lsl#16
- ldrb r4,[r12,#14]
- orr r2,r2,r6,lsl#24
- ldrb r5,[r12,#13]
- ldrb r6,[r12,#12]
- orr r3,r3,r4,lsl#8
- orr r3,r3,r5,lsl#16
- orr r3,r3,r6,lsl#24
-#else
- ldr r0,[r12,#0]
- ldr r1,[r12,#4]
- ldr r2,[r12,#8]
- ldr r3,[r12,#12]
-#ifdef __ARMEL__
- rev r0,r0
- rev r1,r1
- rev r2,r2
- rev r3,r3
-#endif
-#endif
- bl _armv4_AES_encrypt
-
- ldr r12,[sp],#4 @ pop out
-#if __ARM_ARCH__>=7
-#ifdef __ARMEL__
- rev r0,r0
- rev r1,r1
- rev r2,r2
- rev r3,r3
-#endif
- str r0,[r12,#0]
- str r1,[r12,#4]
- str r2,[r12,#8]
- str r3,[r12,#12]
-#else
- mov r4,r0,lsr#24 @ write output in endian-neutral
- mov r5,r0,lsr#16 @ manner...
- mov r6,r0,lsr#8
- strb r4,[r12,#0]
- strb r5,[r12,#1]
- mov r4,r1,lsr#24
- strb r6,[r12,#2]
- mov r5,r1,lsr#16
- strb r0,[r12,#3]
- mov r6,r1,lsr#8
- strb r4,[r12,#4]
- strb r5,[r12,#5]
- mov r4,r2,lsr#24
- strb r6,[r12,#6]
- mov r5,r2,lsr#16
- strb r1,[r12,#7]
- mov r6,r2,lsr#8
- strb r4,[r12,#8]
- strb r5,[r12,#9]
- mov r4,r3,lsr#24
- strb r6,[r12,#10]
- mov r5,r3,lsr#16
- strb r2,[r12,#11]
- mov r6,r3,lsr#8
- strb r4,[r12,#12]
- strb r5,[r12,#13]
- strb r6,[r12,#14]
- strb r3,[r12,#15]
-#endif
-#if __ARM_ARCH__>=5
- ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,pc}
-#else
- ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr}
- tst lr,#1
- moveq pc,lr @ be binary compatible with V4, yet
-.word 0xe12fff1e @ interoperable with Thumb ISA:-)
-#endif
-.size AES_encrypt,.-AES_encrypt
-
-.type _armv4_AES_encrypt,%function
-.align 2
-_armv4_AES_encrypt:
- str lr,[sp,#-4]! @ push lr
- ldmia r11!,{r4,r5,r6,r7}
- eor r0,r0,r4
- ldr r12,[r11,#240-16]
- eor r1,r1,r5
- eor r2,r2,r6
- eor r3,r3,r7
- sub r12,r12,#1
- mov lr,#255
-
- and r7,lr,r0
- and r8,lr,r0,lsr#8
- and r9,lr,r0,lsr#16
- mov r0,r0,lsr#24
-.Lenc_loop:
- ldr r4,[r10,r7,lsl#2] @ Te3[s0>>0]
- and r7,lr,r1,lsr#16 @ i0
- ldr r5,[r10,r8,lsl#2] @ Te2[s0>>8]
- and r8,lr,r1
- ldr r6,[r10,r9,lsl#2] @ Te1[s0>>16]
- and r9,lr,r1,lsr#8
- ldr r0,[r10,r0,lsl#2] @ Te0[s0>>24]
- mov r1,r1,lsr#24
-
- ldr r7,[r10,r7,lsl#2] @ Te1[s1>>16]
- ldr r8,[r10,r8,lsl#2] @ Te3[s1>>0]
- ldr r9,[r10,r9,lsl#2] @ Te2[s1>>8]
- eor r0,r0,r7,ror#8
- ldr r1,[r10,r1,lsl#2] @ Te0[s1>>24]
- and r7,lr,r2,lsr#8 @ i0
- eor r5,r5,r8,ror#8
- and r8,lr,r2,lsr#16 @ i1
- eor r6,r6,r9,ror#8
- and r9,lr,r2
- ldr r7,[r10,r7,lsl#2] @ Te2[s2>>8]
- eor r1,r1,r4,ror#24
- ldr r8,[r10,r8,lsl#2] @ Te1[s2>>16]
- mov r2,r2,lsr#24
-
- ldr r9,[r10,r9,lsl#2] @ Te3[s2>>0]
- eor r0,r0,r7,ror#16
- ldr r2,[r10,r2,lsl#2] @ Te0[s2>>24]
- and r7,lr,r3 @ i0
- eor r1,r1,r8,ror#8
- and r8,lr,r3,lsr#8 @ i1
- eor r6,r6,r9,ror#16
- and r9,lr,r3,lsr#16 @ i2
- ldr r7,[r10,r7,lsl#2] @ Te3[s3>>0]
- eor r2,r2,r5,ror#16
- ldr r8,[r10,r8,lsl#2] @ Te2[s3>>8]
- mov r3,r3,lsr#24
-
- ldr r9,[r10,r9,lsl#2] @ Te1[s3>>16]
- eor r0,r0,r7,ror#24
- ldr r7,[r11],#16
- eor r1,r1,r8,ror#16
- ldr r3,[r10,r3,lsl#2] @ Te0[s3>>24]
- eor r2,r2,r9,ror#8
- ldr r4,[r11,#-12]
- eor r3,r3,r6,ror#8
-
- ldr r5,[r11,#-8]
- eor r0,r0,r7
- ldr r6,[r11,#-4]
- and r7,lr,r0
- eor r1,r1,r4
- and r8,lr,r0,lsr#8
- eor r2,r2,r5
- and r9,lr,r0,lsr#16
- eor r3,r3,r6
- mov r0,r0,lsr#24
-
- subs r12,r12,#1
- bne .Lenc_loop
-
- add r10,r10,#2
-
- ldrb r4,[r10,r7,lsl#2] @ Te4[s0>>0]
- and r7,lr,r1,lsr#16 @ i0
- ldrb r5,[r10,r8,lsl#2] @ Te4[s0>>8]
- and r8,lr,r1
- ldrb r6,[r10,r9,lsl#2] @ Te4[s0>>16]
- and r9,lr,r1,lsr#8
- ldrb r0,[r10,r0,lsl#2] @ Te4[s0>>24]
- mov r1,r1,lsr#24
-
- ldrb r7,[r10,r7,lsl#2] @ Te4[s1>>16]
- ldrb r8,[r10,r8,lsl#2] @ Te4[s1>>0]
- ldrb r9,[r10,r9,lsl#2] @ Te4[s1>>8]
- eor r0,r7,r0,lsl#8
- ldrb r1,[r10,r1,lsl#2] @ Te4[s1>>24]
- and r7,lr,r2,lsr#8 @ i0
- eor r5,r8,r5,lsl#8
- and r8,lr,r2,lsr#16 @ i1
- eor r6,r9,r6,lsl#8
- and r9,lr,r2
- ldrb r7,[r10,r7,lsl#2] @ Te4[s2>>8]
- eor r1,r4,r1,lsl#24
- ldrb r8,[r10,r8,lsl#2] @ Te4[s2>>16]
- mov r2,r2,lsr#24
-
- ldrb r9,[r10,r9,lsl#2] @ Te4[s2>>0]
- eor r0,r7,r0,lsl#8
- ldrb r2,[r10,r2,lsl#2] @ Te4[s2>>24]
- and r7,lr,r3 @ i0
- eor r1,r1,r8,lsl#16
- and r8,lr,r3,lsr#8 @ i1
- eor r6,r9,r6,lsl#8
- and r9,lr,r3,lsr#16 @ i2
- ldrb r7,[r10,r7,lsl#2] @ Te4[s3>>0]
- eor r2,r5,r2,lsl#24
- ldrb r8,[r10,r8,lsl#2] @ Te4[s3>>8]
- mov r3,r3,lsr#24
-
- ldrb r9,[r10,r9,lsl#2] @ Te4[s3>>16]
- eor r0,r7,r0,lsl#8
- ldr r7,[r11,#0]
- ldrb r3,[r10,r3,lsl#2] @ Te4[s3>>24]
- eor r1,r1,r8,lsl#8
- ldr r4,[r11,#4]
- eor r2,r2,r9,lsl#16
- ldr r5,[r11,#8]
- eor r3,r6,r3,lsl#24
- ldr r6,[r11,#12]
-
- eor r0,r0,r7
- eor r1,r1,r4
- eor r2,r2,r5
- eor r3,r3,r6
-
- sub r10,r10,#2
- ldr pc,[sp],#4 @ pop and return
-.size _armv4_AES_encrypt,.-_armv4_AES_encrypt
-
-.globl AES_set_encrypt_key
-.type AES_set_encrypt_key,%function
-.align 5
-AES_set_encrypt_key:
-_armv4_AES_set_encrypt_key:
-#ifndef __thumb2__
- sub r3,pc,#8 @ AES_set_encrypt_key
-#else
- adr r3,.
-#endif
- teq r0,#0
-#ifdef __thumb2__
- itt eq @ Thumb2 thing, sanity check in ARM
-#endif
- moveq r0,#-1
- beq .Labrt
- teq r2,#0
-#ifdef __thumb2__
- itt eq @ Thumb2 thing, sanity check in ARM
-#endif
- moveq r0,#-1
- beq .Labrt
-
- teq r1,#128
- beq .Lok
- teq r1,#192
- beq .Lok
- teq r1,#256
-#ifdef __thumb2__
- itt ne @ Thumb2 thing, sanity check in ARM
-#endif
- movne r0,#-1
- bne .Labrt
-
-.Lok: stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr}
- mov r12,r0 @ inp
- mov lr,r1 @ bits
- mov r11,r2 @ key
-
-#if defined(__thumb2__) || defined(__APPLE__)
- adr r10,AES_Te+1024 @ Te4
-#else
- sub r10,r3,#_armv4_AES_set_encrypt_key-AES_Te-1024 @ Te4
-#endif
-
-#if __ARM_ARCH__<7
- ldrb r0,[r12,#3] @ load input data in endian-neutral
- ldrb r4,[r12,#2] @ manner...
- ldrb r5,[r12,#1]
- ldrb r6,[r12,#0]
- orr r0,r0,r4,lsl#8
- ldrb r1,[r12,#7]
- orr r0,r0,r5,lsl#16
- ldrb r4,[r12,#6]
- orr r0,r0,r6,lsl#24
- ldrb r5,[r12,#5]
- ldrb r6,[r12,#4]
- orr r1,r1,r4,lsl#8
- ldrb r2,[r12,#11]
- orr r1,r1,r5,lsl#16
- ldrb r4,[r12,#10]
- orr r1,r1,r6,lsl#24
- ldrb r5,[r12,#9]
- ldrb r6,[r12,#8]
- orr r2,r2,r4,lsl#8
- ldrb r3,[r12,#15]
- orr r2,r2,r5,lsl#16
- ldrb r4,[r12,#14]
- orr r2,r2,r6,lsl#24
- ldrb r5,[r12,#13]
- ldrb r6,[r12,#12]
- orr r3,r3,r4,lsl#8
- str r0,[r11],#16
- orr r3,r3,r5,lsl#16
- str r1,[r11,#-12]
- orr r3,r3,r6,lsl#24
- str r2,[r11,#-8]
- str r3,[r11,#-4]
-#else
- ldr r0,[r12,#0]
- ldr r1,[r12,#4]
- ldr r2,[r12,#8]
- ldr r3,[r12,#12]
-#ifdef __ARMEL__
- rev r0,r0
- rev r1,r1
- rev r2,r2
- rev r3,r3
-#endif
- str r0,[r11],#16
- str r1,[r11,#-12]
- str r2,[r11,#-8]
- str r3,[r11,#-4]
-#endif
-
- teq lr,#128
- bne .Lnot128
- mov r12,#10
- str r12,[r11,#240-16]
- add r6,r10,#256 @ rcon
- mov lr,#255
-
-.L128_loop:
- and r5,lr,r3,lsr#24
- and r7,lr,r3,lsr#16
- ldrb r5,[r10,r5]
- and r8,lr,r3,lsr#8
- ldrb r7,[r10,r7]
- and r9,lr,r3
- ldrb r8,[r10,r8]
- orr r5,r5,r7,lsl#24
- ldrb r9,[r10,r9]
- orr r5,r5,r8,lsl#16
- ldr r4,[r6],#4 @ rcon[i++]
- orr r5,r5,r9,lsl#8
- eor r5,r5,r4
- eor r0,r0,r5 @ rk[4]=rk[0]^...
- eor r1,r1,r0 @ rk[5]=rk[1]^rk[4]
- str r0,[r11],#16
- eor r2,r2,r1 @ rk[6]=rk[2]^rk[5]
- str r1,[r11,#-12]
- eor r3,r3,r2 @ rk[7]=rk[3]^rk[6]
- str r2,[r11,#-8]
- subs r12,r12,#1
- str r3,[r11,#-4]
- bne .L128_loop
- sub r2,r11,#176
- b .Ldone
-
-.Lnot128:
-#if __ARM_ARCH__<7
- ldrb r8,[r12,#19]
- ldrb r4,[r12,#18]
- ldrb r5,[r12,#17]
- ldrb r6,[r12,#16]
- orr r8,r8,r4,lsl#8
- ldrb r9,[r12,#23]
- orr r8,r8,r5,lsl#16
- ldrb r4,[r12,#22]
- orr r8,r8,r6,lsl#24
- ldrb r5,[r12,#21]
- ldrb r6,[r12,#20]
- orr r9,r9,r4,lsl#8
- orr r9,r9,r5,lsl#16
- str r8,[r11],#8
- orr r9,r9,r6,lsl#24
- str r9,[r11,#-4]
-#else
- ldr r8,[r12,#16]
- ldr r9,[r12,#20]
-#ifdef __ARMEL__
- rev r8,r8
- rev r9,r9
-#endif
- str r8,[r11],#8
- str r9,[r11,#-4]
-#endif
-
- teq lr,#192
- bne .Lnot192
- mov r12,#12
- str r12,[r11,#240-24]
- add r6,r10,#256 @ rcon
- mov lr,#255
- mov r12,#8
-
-.L192_loop:
- and r5,lr,r9,lsr#24
- and r7,lr,r9,lsr#16
- ldrb r5,[r10,r5]
- and r8,lr,r9,lsr#8
- ldrb r7,[r10,r7]
- and r9,lr,r9
- ldrb r8,[r10,r8]
- orr r5,r5,r7,lsl#24
- ldrb r9,[r10,r9]
- orr r5,r5,r8,lsl#16
- ldr r4,[r6],#4 @ rcon[i++]
- orr r5,r5,r9,lsl#8
- eor r9,r5,r4
- eor r0,r0,r9 @ rk[6]=rk[0]^...
- eor r1,r1,r0 @ rk[7]=rk[1]^rk[6]
- str r0,[r11],#24
- eor r2,r2,r1 @ rk[8]=rk[2]^rk[7]
- str r1,[r11,#-20]
- eor r3,r3,r2 @ rk[9]=rk[3]^rk[8]
- str r2,[r11,#-16]
- subs r12,r12,#1
- str r3,[r11,#-12]
-#ifdef __thumb2__
- itt eq @ Thumb2 thing, sanity check in ARM
-#endif
- subeq r2,r11,#216
- beq .Ldone
-
- ldr r7,[r11,#-32]
- ldr r8,[r11,#-28]
- eor r7,r7,r3 @ rk[10]=rk[4]^rk[9]
- eor r9,r8,r7 @ rk[11]=rk[5]^rk[10]
- str r7,[r11,#-8]
- str r9,[r11,#-4]
- b .L192_loop
-
-.Lnot192:
-#if __ARM_ARCH__<7
- ldrb r8,[r12,#27]
- ldrb r4,[r12,#26]
- ldrb r5,[r12,#25]
- ldrb r6,[r12,#24]
- orr r8,r8,r4,lsl#8
- ldrb r9,[r12,#31]
- orr r8,r8,r5,lsl#16
- ldrb r4,[r12,#30]
- orr r8,r8,r6,lsl#24
- ldrb r5,[r12,#29]
- ldrb r6,[r12,#28]
- orr r9,r9,r4,lsl#8
- orr r9,r9,r5,lsl#16
- str r8,[r11],#8
- orr r9,r9,r6,lsl#24
- str r9,[r11,#-4]
-#else
- ldr r8,[r12,#24]
- ldr r9,[r12,#28]
-#ifdef __ARMEL__
- rev r8,r8
- rev r9,r9
-#endif
- str r8,[r11],#8
- str r9,[r11,#-4]
-#endif
-
- mov r12,#14
- str r12,[r11,#240-32]
- add r6,r10,#256 @ rcon
- mov lr,#255
- mov r12,#7
-
-.L256_loop:
- and r5,lr,r9,lsr#24
- and r7,lr,r9,lsr#16
- ldrb r5,[r10,r5]
- and r8,lr,r9,lsr#8
- ldrb r7,[r10,r7]
- and r9,lr,r9
- ldrb r8,[r10,r8]
- orr r5,r5,r7,lsl#24
- ldrb r9,[r10,r9]
- orr r5,r5,r8,lsl#16
- ldr r4,[r6],#4 @ rcon[i++]
- orr r5,r5,r9,lsl#8
- eor r9,r5,r4
- eor r0,r0,r9 @ rk[8]=rk[0]^...
- eor r1,r1,r0 @ rk[9]=rk[1]^rk[8]
- str r0,[r11],#32
- eor r2,r2,r1 @ rk[10]=rk[2]^rk[9]
- str r1,[r11,#-28]
- eor r3,r3,r2 @ rk[11]=rk[3]^rk[10]
- str r2,[r11,#-24]
- subs r12,r12,#1
- str r3,[r11,#-20]
-#ifdef __thumb2__
- itt eq @ Thumb2 thing, sanity check in ARM
-#endif
- subeq r2,r11,#256
- beq .Ldone
-
- and r5,lr,r3
- and r7,lr,r3,lsr#8
- ldrb r5,[r10,r5]
- and r8,lr,r3,lsr#16
- ldrb r7,[r10,r7]
- and r9,lr,r3,lsr#24
- ldrb r8,[r10,r8]
- orr r5,r5,r7,lsl#8
- ldrb r9,[r10,r9]
- orr r5,r5,r8,lsl#16
- ldr r4,[r11,#-48]
- orr r5,r5,r9,lsl#24
-
- ldr r7,[r11,#-44]
- ldr r8,[r11,#-40]
- eor r4,r4,r5 @ rk[12]=rk[4]^...
- ldr r9,[r11,#-36]
- eor r7,r7,r4 @ rk[13]=rk[5]^rk[12]
- str r4,[r11,#-16]
- eor r8,r8,r7 @ rk[14]=rk[6]^rk[13]
- str r7,[r11,#-12]
- eor r9,r9,r8 @ rk[15]=rk[7]^rk[14]
- str r8,[r11,#-8]
- str r9,[r11,#-4]
- b .L256_loop
-
-.align 2
-.Ldone: mov r0,#0
- ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr}
-.Labrt:
-#if __ARM_ARCH__>=5
- bx lr @ .word 0xe12fff1e
-#else
- tst lr,#1
- moveq pc,lr @ be binary compatible with V4, yet
-.word 0xe12fff1e @ interoperable with Thumb ISA:-)
-#endif
-.size AES_set_encrypt_key,.-AES_set_encrypt_key
-
-.globl AES_set_decrypt_key
-.type AES_set_decrypt_key,%function
-.align 5
-AES_set_decrypt_key:
- str lr,[sp,#-4]! @ push lr
- bl _armv4_AES_set_encrypt_key
- teq r0,#0
- ldr lr,[sp],#4 @ pop lr
- bne .Labrt
-
- mov r0,r2 @ AES_set_encrypt_key preserves r2,
- mov r1,r2 @ which is AES_KEY *key
- b _armv4_AES_set_enc2dec_key
-.size AES_set_decrypt_key,.-AES_set_decrypt_key
-
-@ void AES_set_enc2dec_key(const AES_KEY *inp,AES_KEY *out)
-.globl AES_set_enc2dec_key
-.type AES_set_enc2dec_key,%function
-.align 5
-AES_set_enc2dec_key:
-_armv4_AES_set_enc2dec_key:
- stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr}
-
- ldr r12,[r0,#240]
- mov r7,r0 @ input
- add r8,r0,r12,lsl#4
- mov r11,r1 @ output
- add r10,r1,r12,lsl#4
- str r12,[r1,#240]
-
-.Linv: ldr r0,[r7],#16
- ldr r1,[r7,#-12]
- ldr r2,[r7,#-8]
- ldr r3,[r7,#-4]
- ldr r4,[r8],#-16
- ldr r5,[r8,#16+4]
- ldr r6,[r8,#16+8]
- ldr r9,[r8,#16+12]
- str r0,[r10],#-16
- str r1,[r10,#16+4]
- str r2,[r10,#16+8]
- str r3,[r10,#16+12]
- str r4,[r11],#16
- str r5,[r11,#-12]
- str r6,[r11,#-8]
- str r9,[r11,#-4]
- teq r7,r8
- bne .Linv
-
- ldr r0,[r7]
- ldr r1,[r7,#4]
- ldr r2,[r7,#8]
- ldr r3,[r7,#12]
- str r0,[r11]
- str r1,[r11,#4]
- str r2,[r11,#8]
- str r3,[r11,#12]
- sub r11,r11,r12,lsl#3
- ldr r0,[r11,#16]! @ prefetch tp1
- mov r7,#0x80
- mov r8,#0x1b
- orr r7,r7,#0x8000
- orr r8,r8,#0x1b00
- orr r7,r7,r7,lsl#16
- orr r8,r8,r8,lsl#16
- sub r12,r12,#1
- mvn r9,r7
- mov r12,r12,lsl#2 @ (rounds-1)*4
-
-.Lmix: and r4,r0,r7
- and r1,r0,r9
- sub r4,r4,r4,lsr#7
- and r4,r4,r8
- eor r1,r4,r1,lsl#1 @ tp2
-
- and r4,r1,r7
- and r2,r1,r9
- sub r4,r4,r4,lsr#7
- and r4,r4,r8
- eor r2,r4,r2,lsl#1 @ tp4
-
- and r4,r2,r7
- and r3,r2,r9
- sub r4,r4,r4,lsr#7
- and r4,r4,r8
- eor r3,r4,r3,lsl#1 @ tp8
-
- eor r4,r1,r2
- eor r5,r0,r3 @ tp9
- eor r4,r4,r3 @ tpe
- eor r4,r4,r1,ror#24
- eor r4,r4,r5,ror#24 @ ^= ROTATE(tpb=tp9^tp2,8)
- eor r4,r4,r2,ror#16
- eor r4,r4,r5,ror#16 @ ^= ROTATE(tpd=tp9^tp4,16)
- eor r4,r4,r5,ror#8 @ ^= ROTATE(tp9,24)
-
- ldr r0,[r11,#4] @ prefetch tp1
- str r4,[r11],#4
- subs r12,r12,#1
- bne .Lmix
-
- mov r0,#0
-#if __ARM_ARCH__>=5
- ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,pc}
-#else
- ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr}
- tst lr,#1
- moveq pc,lr @ be binary compatible with V4, yet
-.word 0xe12fff1e @ interoperable with Thumb ISA:-)
-#endif
-.size AES_set_enc2dec_key,.-AES_set_enc2dec_key
-
-.type AES_Td,%object
-.align 5
-AES_Td:
-.word 0x51f4a750, 0x7e416553, 0x1a17a4c3, 0x3a275e96
-.word 0x3bab6bcb, 0x1f9d45f1, 0xacfa58ab, 0x4be30393
-.word 0x2030fa55, 0xad766df6, 0x88cc7691, 0xf5024c25
-.word 0x4fe5d7fc, 0xc52acbd7, 0x26354480, 0xb562a38f
-.word 0xdeb15a49, 0x25ba1b67, 0x45ea0e98, 0x5dfec0e1
-.word 0xc32f7502, 0x814cf012, 0x8d4697a3, 0x6bd3f9c6
-.word 0x038f5fe7, 0x15929c95, 0xbf6d7aeb, 0x955259da
-.word 0xd4be832d, 0x587421d3, 0x49e06929, 0x8ec9c844
-.word 0x75c2896a, 0xf48e7978, 0x99583e6b, 0x27b971dd
-.word 0xbee14fb6, 0xf088ad17, 0xc920ac66, 0x7dce3ab4
-.word 0x63df4a18, 0xe51a3182, 0x97513360, 0x62537f45
-.word 0xb16477e0, 0xbb6bae84, 0xfe81a01c, 0xf9082b94
-.word 0x70486858, 0x8f45fd19, 0x94de6c87, 0x527bf8b7
-.word 0xab73d323, 0x724b02e2, 0xe31f8f57, 0x6655ab2a
-.word 0xb2eb2807, 0x2fb5c203, 0x86c57b9a, 0xd33708a5
-.word 0x302887f2, 0x23bfa5b2, 0x02036aba, 0xed16825c
-.word 0x8acf1c2b, 0xa779b492, 0xf307f2f0, 0x4e69e2a1
-.word 0x65daf4cd, 0x0605bed5, 0xd134621f, 0xc4a6fe8a
-.word 0x342e539d, 0xa2f355a0, 0x058ae132, 0xa4f6eb75
-.word 0x0b83ec39, 0x4060efaa, 0x5e719f06, 0xbd6e1051
-.word 0x3e218af9, 0x96dd063d, 0xdd3e05ae, 0x4de6bd46
-.word 0x91548db5, 0x71c45d05, 0x0406d46f, 0x605015ff
-.word 0x1998fb24, 0xd6bde997, 0x894043cc, 0x67d99e77
-.word 0xb0e842bd, 0x07898b88, 0xe7195b38, 0x79c8eedb
-.word 0xa17c0a47, 0x7c420fe9, 0xf8841ec9, 0x00000000
-.word 0x09808683, 0x322bed48, 0x1e1170ac, 0x6c5a724e
-.word 0xfd0efffb, 0x0f853856, 0x3daed51e, 0x362d3927
-.word 0x0a0fd964, 0x685ca621, 0x9b5b54d1, 0x24362e3a
-.word 0x0c0a67b1, 0x9357e70f, 0xb4ee96d2, 0x1b9b919e
-.word 0x80c0c54f, 0x61dc20a2, 0x5a774b69, 0x1c121a16
-.word 0xe293ba0a, 0xc0a02ae5, 0x3c22e043, 0x121b171d
-.word 0x0e090d0b, 0xf28bc7ad, 0x2db6a8b9, 0x141ea9c8
-.word 0x57f11985, 0xaf75074c, 0xee99ddbb, 0xa37f60fd
-.word 0xf701269f, 0x5c72f5bc, 0x44663bc5, 0x5bfb7e34
-.word 0x8b432976, 0xcb23c6dc, 0xb6edfc68, 0xb8e4f163
-.word 0xd731dcca, 0x42638510, 0x13972240, 0x84c61120
-.word 0x854a247d, 0xd2bb3df8, 0xaef93211, 0xc729a16d
-.word 0x1d9e2f4b, 0xdcb230f3, 0x0d8652ec, 0x77c1e3d0
-.word 0x2bb3166c, 0xa970b999, 0x119448fa, 0x47e96422
-.word 0xa8fc8cc4, 0xa0f03f1a, 0x567d2cd8, 0x223390ef
-.word 0x87494ec7, 0xd938d1c1, 0x8ccaa2fe, 0x98d40b36
-.word 0xa6f581cf, 0xa57ade28, 0xdab78e26, 0x3fadbfa4
-.word 0x2c3a9de4, 0x5078920d, 0x6a5fcc9b, 0x547e4662
-.word 0xf68d13c2, 0x90d8b8e8, 0x2e39f75e, 0x82c3aff5
-.word 0x9f5d80be, 0x69d0937c, 0x6fd52da9, 0xcf2512b3
-.word 0xc8ac993b, 0x10187da7, 0xe89c636e, 0xdb3bbb7b
-.word 0xcd267809, 0x6e5918f4, 0xec9ab701, 0x834f9aa8
-.word 0xe6956e65, 0xaaffe67e, 0x21bccf08, 0xef15e8e6
-.word 0xbae79bd9, 0x4a6f36ce, 0xea9f09d4, 0x29b07cd6
-.word 0x31a4b2af, 0x2a3f2331, 0xc6a59430, 0x35a266c0
-.word 0x744ebc37, 0xfc82caa6, 0xe090d0b0, 0x33a7d815
-.word 0xf104984a, 0x41ecdaf7, 0x7fcd500e, 0x1791f62f
-.word 0x764dd68d, 0x43efb04d, 0xccaa4d54, 0xe49604df
-.word 0x9ed1b5e3, 0x4c6a881b, 0xc12c1fb8, 0x4665517f
-.word 0x9d5eea04, 0x018c355d, 0xfa877473, 0xfb0b412e
-.word 0xb3671d5a, 0x92dbd252, 0xe9105633, 0x6dd64713
-.word 0x9ad7618c, 0x37a10c7a, 0x59f8148e, 0xeb133c89
-.word 0xcea927ee, 0xb761c935, 0xe11ce5ed, 0x7a47b13c
-.word 0x9cd2df59, 0x55f2733f, 0x1814ce79, 0x73c737bf
-.word 0x53f7cdea, 0x5ffdaa5b, 0xdf3d6f14, 0x7844db86
-.word 0xcaaff381, 0xb968c43e, 0x3824342c, 0xc2a3405f
-.word 0x161dc372, 0xbce2250c, 0x283c498b, 0xff0d9541
-.word 0x39a80171, 0x080cb3de, 0xd8b4e49c, 0x6456c190
-.word 0x7bcb8461, 0xd532b670, 0x486c5c74, 0xd0b85742
-@ Td4[256]
-.byte 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38
-.byte 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb
-.byte 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87
-.byte 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb
-.byte 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d
-.byte 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e
-.byte 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2
-.byte 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25
-.byte 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16
-.byte 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92
-.byte 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda
-.byte 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84
-.byte 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a
-.byte 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06
-.byte 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02
-.byte 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b
-.byte 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea
-.byte 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73
-.byte 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85
-.byte 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e
-.byte 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89
-.byte 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b
-.byte 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20
-.byte 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4
-.byte 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31
-.byte 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f
-.byte 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d
-.byte 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef
-.byte 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0
-.byte 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61
-.byte 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26
-.byte 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d
-.size AES_Td,.-AES_Td
-
-@ void AES_decrypt(const unsigned char *in, unsigned char *out,
-@ const AES_KEY *key) {
-.globl AES_decrypt
-.type AES_decrypt,%function
-.align 5
-AES_decrypt:
-#ifndef __thumb2__
- sub r3,pc,#8 @ AES_decrypt
-#else
- adr r3,.
-#endif
- stmdb sp!,{r1,r4-r12,lr}
-#if defined(__thumb2__) || defined(__APPLE__)
- adr r10,AES_Td
-#else
- sub r10,r3,#AES_decrypt-AES_Td @ Td
-#endif
- mov r12,r0 @ inp
- mov r11,r2
-#if __ARM_ARCH__<7
- ldrb r0,[r12,#3] @ load input data in endian-neutral
- ldrb r4,[r12,#2] @ manner...
- ldrb r5,[r12,#1]
- ldrb r6,[r12,#0]
- orr r0,r0,r4,lsl#8
- ldrb r1,[r12,#7]
- orr r0,r0,r5,lsl#16
- ldrb r4,[r12,#6]
- orr r0,r0,r6,lsl#24
- ldrb r5,[r12,#5]
- ldrb r6,[r12,#4]
- orr r1,r1,r4,lsl#8
- ldrb r2,[r12,#11]
- orr r1,r1,r5,lsl#16
- ldrb r4,[r12,#10]
- orr r1,r1,r6,lsl#24
- ldrb r5,[r12,#9]
- ldrb r6,[r12,#8]
- orr r2,r2,r4,lsl#8
- ldrb r3,[r12,#15]
- orr r2,r2,r5,lsl#16
- ldrb r4,[r12,#14]
- orr r2,r2,r6,lsl#24
- ldrb r5,[r12,#13]
- ldrb r6,[r12,#12]
- orr r3,r3,r4,lsl#8
- orr r3,r3,r5,lsl#16
- orr r3,r3,r6,lsl#24
-#else
- ldr r0,[r12,#0]
- ldr r1,[r12,#4]
- ldr r2,[r12,#8]
- ldr r3,[r12,#12]
-#ifdef __ARMEL__
- rev r0,r0
- rev r1,r1
- rev r2,r2
- rev r3,r3
-#endif
-#endif
- bl _armv4_AES_decrypt
-
- ldr r12,[sp],#4 @ pop out
-#if __ARM_ARCH__>=7
-#ifdef __ARMEL__
- rev r0,r0
- rev r1,r1
- rev r2,r2
- rev r3,r3
-#endif
- str r0,[r12,#0]
- str r1,[r12,#4]
- str r2,[r12,#8]
- str r3,[r12,#12]
-#else
- mov r4,r0,lsr#24 @ write output in endian-neutral
- mov r5,r0,lsr#16 @ manner...
- mov r6,r0,lsr#8
- strb r4,[r12,#0]
- strb r5,[r12,#1]
- mov r4,r1,lsr#24
- strb r6,[r12,#2]
- mov r5,r1,lsr#16
- strb r0,[r12,#3]
- mov r6,r1,lsr#8
- strb r4,[r12,#4]
- strb r5,[r12,#5]
- mov r4,r2,lsr#24
- strb r6,[r12,#6]
- mov r5,r2,lsr#16
- strb r1,[r12,#7]
- mov r6,r2,lsr#8
- strb r4,[r12,#8]
- strb r5,[r12,#9]
- mov r4,r3,lsr#24
- strb r6,[r12,#10]
- mov r5,r3,lsr#16
- strb r2,[r12,#11]
- mov r6,r3,lsr#8
- strb r4,[r12,#12]
- strb r5,[r12,#13]
- strb r6,[r12,#14]
- strb r3,[r12,#15]
-#endif
-#if __ARM_ARCH__>=5
- ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,pc}
-#else
- ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr}
- tst lr,#1
- moveq pc,lr @ be binary compatible with V4, yet
-.word 0xe12fff1e @ interoperable with Thumb ISA:-)
-#endif
-.size AES_decrypt,.-AES_decrypt
-
-.type _armv4_AES_decrypt,%function
-.align 2
-_armv4_AES_decrypt:
- str lr,[sp,#-4]! @ push lr
- ldmia r11!,{r4,r5,r6,r7}
- eor r0,r0,r4
- ldr r12,[r11,#240-16]
- eor r1,r1,r5
- eor r2,r2,r6
- eor r3,r3,r7
- sub r12,r12,#1
- mov lr,#255
-
- and r7,lr,r0,lsr#16
- and r8,lr,r0,lsr#8
- and r9,lr,r0
- mov r0,r0,lsr#24
-.Ldec_loop:
- ldr r4,[r10,r7,lsl#2] @ Td1[s0>>16]
- and r7,lr,r1 @ i0
- ldr r5,[r10,r8,lsl#2] @ Td2[s0>>8]
- and r8,lr,r1,lsr#16
- ldr r6,[r10,r9,lsl#2] @ Td3[s0>>0]
- and r9,lr,r1,lsr#8
- ldr r0,[r10,r0,lsl#2] @ Td0[s0>>24]
- mov r1,r1,lsr#24
-
- ldr r7,[r10,r7,lsl#2] @ Td3[s1>>0]
- ldr r8,[r10,r8,lsl#2] @ Td1[s1>>16]
- ldr r9,[r10,r9,lsl#2] @ Td2[s1>>8]
- eor r0,r0,r7,ror#24
- ldr r1,[r10,r1,lsl#2] @ Td0[s1>>24]
- and r7,lr,r2,lsr#8 @ i0
- eor r5,r8,r5,ror#8
- and r8,lr,r2 @ i1
- eor r6,r9,r6,ror#8
- and r9,lr,r2,lsr#16
- ldr r7,[r10,r7,lsl#2] @ Td2[s2>>8]
- eor r1,r1,r4,ror#8
- ldr r8,[r10,r8,lsl#2] @ Td3[s2>>0]
- mov r2,r2,lsr#24
-
- ldr r9,[r10,r9,lsl#2] @ Td1[s2>>16]
- eor r0,r0,r7,ror#16
- ldr r2,[r10,r2,lsl#2] @ Td0[s2>>24]
- and r7,lr,r3,lsr#16 @ i0
- eor r1,r1,r8,ror#24
- and r8,lr,r3,lsr#8 @ i1
- eor r6,r9,r6,ror#8
- and r9,lr,r3 @ i2
- ldr r7,[r10,r7,lsl#2] @ Td1[s3>>16]
- eor r2,r2,r5,ror#8
- ldr r8,[r10,r8,lsl#2] @ Td2[s3>>8]
- mov r3,r3,lsr#24
-
- ldr r9,[r10,r9,lsl#2] @ Td3[s3>>0]
- eor r0,r0,r7,ror#8
- ldr r7,[r11],#16
- eor r1,r1,r8,ror#16
- ldr r3,[r10,r3,lsl#2] @ Td0[s3>>24]
- eor r2,r2,r9,ror#24
-
- ldr r4,[r11,#-12]
- eor r0,r0,r7
- ldr r5,[r11,#-8]
- eor r3,r3,r6,ror#8
- ldr r6,[r11,#-4]
- and r7,lr,r0,lsr#16
- eor r1,r1,r4
- and r8,lr,r0,lsr#8
- eor r2,r2,r5
- and r9,lr,r0
- eor r3,r3,r6
- mov r0,r0,lsr#24
-
- subs r12,r12,#1
- bne .Ldec_loop
-
- add r10,r10,#1024
-
- ldr r5,[r10,#0] @ prefetch Td4
- ldr r6,[r10,#32]
- ldr r4,[r10,#64]
- ldr r5,[r10,#96]
- ldr r6,[r10,#128]
- ldr r4,[r10,#160]
- ldr r5,[r10,#192]
- ldr r6,[r10,#224]
-
- ldrb r0,[r10,r0] @ Td4[s0>>24]
- ldrb r4,[r10,r7] @ Td4[s0>>16]
- and r7,lr,r1 @ i0
- ldrb r5,[r10,r8] @ Td4[s0>>8]
- and r8,lr,r1,lsr#16
- ldrb r6,[r10,r9] @ Td4[s0>>0]
- and r9,lr,r1,lsr#8
-
- add r1,r10,r1,lsr#24
- ldrb r7,[r10,r7] @ Td4[s1>>0]
- ldrb r1,[r1] @ Td4[s1>>24]
- ldrb r8,[r10,r8] @ Td4[s1>>16]
- eor r0,r7,r0,lsl#24
- ldrb r9,[r10,r9] @ Td4[s1>>8]
- eor r1,r4,r1,lsl#8
- and r7,lr,r2,lsr#8 @ i0
- eor r5,r5,r8,lsl#8
- and r8,lr,r2 @ i1
- ldrb r7,[r10,r7] @ Td4[s2>>8]
- eor r6,r6,r9,lsl#8
- ldrb r8,[r10,r8] @ Td4[s2>>0]
- and r9,lr,r2,lsr#16
-
- add r2,r10,r2,lsr#24
- ldrb r2,[r2] @ Td4[s2>>24]
- eor r0,r0,r7,lsl#8
- ldrb r9,[r10,r9] @ Td4[s2>>16]
- eor r1,r8,r1,lsl#16
- and r7,lr,r3,lsr#16 @ i0
- eor r2,r5,r2,lsl#16
- and r8,lr,r3,lsr#8 @ i1
- ldrb r7,[r10,r7] @ Td4[s3>>16]
- eor r6,r6,r9,lsl#16
- ldrb r8,[r10,r8] @ Td4[s3>>8]
- and r9,lr,r3 @ i2
-
- add r3,r10,r3,lsr#24
- ldrb r9,[r10,r9] @ Td4[s3>>0]
- ldrb r3,[r3] @ Td4[s3>>24]
- eor r0,r0,r7,lsl#16
- ldr r7,[r11,#0]
- eor r1,r1,r8,lsl#8
- ldr r4,[r11,#4]
- eor r2,r9,r2,lsl#8
- ldr r5,[r11,#8]
- eor r3,r6,r3,lsl#24
- ldr r6,[r11,#12]
-
- eor r0,r0,r7
- eor r1,r1,r4
- eor r2,r2,r5
- eor r3,r3,r6
-
- sub r10,r10,#1024
- ldr pc,[sp],#4 @ pop and return
-.size _armv4_AES_decrypt,.-_armv4_AES_decrypt
-.byte 65,69,83,32,102,111,114,32,65,82,77,118,52,44,32,67,82,89,80,84,79,71,65,77,83,32,98,121,32,60,97,112,112,114,111,64,111,112,101,110,115,115,108,46,111,114,103,62,0
-.align 2
-.align 2
+@ Copyright 2007-2018 The OpenSSL Project Authors. All Rights Reserved. +@ +@ ==================================================================== +@ Written by Andy Polyakov <appro@openssl.org> for the OpenSSL +@ project. The module is, however, dual licensed under OpenSSL and +@ CRYPTOGAMS licenses depending on where you obtain it. For further +@ details see http://www.openssl.org/~appro/cryptogams/. +@ ==================================================================== + +@ AES for ARMv4 + +@ January 2007. +@ +@ Code uses single 1K S-box and is >2 times faster than code generated +@ by gcc-3.4.1. This is thanks to unique feature of ARMv4 ISA, which +@ allows to merge logical or arithmetic operation with shift or rotate +@ in one instruction and emit combined result every cycle. The module +@ is endian-neutral. The performance is ~42 cycles/byte for 128-bit +@ key [on single-issue Xscale PXA250 core]. + +@ May 2007. +@ +@ AES_set_[en|de]crypt_key is added. + +@ July 2010. +@ +@ Rescheduling for dual-issue pipeline resulted in 12% improvement on +@ Cortex A8 core and ~25 cycles per byte processed with 128-bit key. + +@ February 2011. +@ +@ Profiler-assisted and platform-specific optimization resulted in 16% +@ improvement on Cortex A8 core and ~21.5 cycles per byte. + +@ JW, JUL 2018: Begin defines from taken from arm_arch.h +@ The defines were included through the header. + +# if !defined(__ARM_ARCH__) +# if defined(__CC_ARM) +# define __ARM_ARCH__ __TARGET_ARCH_ARM +# if defined(__BIG_ENDIAN) +# define __ARMEB__ +# else +# define __ARMEL__ +# endif +# elif defined(__GNUC__) +# if defined(__aarch64__) +# define __ARM_ARCH__ 8 +# if __BYTE_ORDER__==__ORDER_BIG_ENDIAN__ +# define __ARMEB__ +# else +# define __ARMEL__ +# endif + +# elif defined(__ARM_ARCH) +# define __ARM_ARCH__ __ARM_ARCH +# elif defined(__ARM_ARCH_8A__) +# define __ARM_ARCH__ 8 +# elif defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || \ + defined(__ARM_ARCH_7R__)|| defined(__ARM_ARCH_7M__) || \ + defined(__ARM_ARCH_7EM__) +# define __ARM_ARCH__ 7 +# elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || \ + defined(__ARM_ARCH_6K__)|| defined(__ARM_ARCH_6M__) || \ + defined(__ARM_ARCH_6Z__)|| defined(__ARM_ARCH_6ZK__) || \ + defined(__ARM_ARCH_6T2__) +# define __ARM_ARCH__ 6 +# elif defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) || \ + defined(__ARM_ARCH_5E__)|| defined(__ARM_ARCH_5TE__) || \ + defined(__ARM_ARCH_5TEJ__) +# define __ARM_ARCH__ 5 +# elif defined(__ARM_ARCH_4__) || defined(__ARM_ARCH_4T__) +# define __ARM_ARCH__ 4 +# else +# error "unsupported ARM architecture" +# endif +# endif +# endif + +# if !defined(__ARM_MAX_ARCH__) +# define __ARM_MAX_ARCH__ __ARM_ARCH__ +# endif + +# if __ARM_MAX_ARCH__<__ARM_ARCH__ +# error "__ARM_MAX_ARCH__ can't be less than __ARM_ARCH__" +# elif __ARM_MAX_ARCH__!=__ARM_ARCH__ +# if __ARM_ARCH__<7 && __ARM_MAX_ARCH__>=7 && defined(__ARMEB__) +# error "can't build universal big-endian binary" +# endif +# endif + +@ JW, JUL 2018: End defines from taken from arm_arch.h +@ Back to original Cryptogams code + +.text +#if defined(__thumb2__) && !defined(__APPLE__) +.syntax unified +.thumb +#else +.code 32 +#undef __thumb2__ +#endif + +.type AES_Te,%object +.align 5 +AES_Te: +.word 0xc66363a5, 0xf87c7c84, 0xee777799, 0xf67b7b8d +.word 0xfff2f20d, 0xd66b6bbd, 0xde6f6fb1, 0x91c5c554 +.word 0x60303050, 0x02010103, 0xce6767a9, 0x562b2b7d +.word 0xe7fefe19, 0xb5d7d762, 0x4dababe6, 0xec76769a +.word 0x8fcaca45, 0x1f82829d, 0x89c9c940, 0xfa7d7d87 +.word 0xeffafa15, 0xb25959eb, 0x8e4747c9, 0xfbf0f00b +.word 0x41adadec, 0xb3d4d467, 0x5fa2a2fd, 0x45afafea +.word 0x239c9cbf, 0x53a4a4f7, 0xe4727296, 0x9bc0c05b +.word 0x75b7b7c2, 0xe1fdfd1c, 0x3d9393ae, 0x4c26266a +.word 0x6c36365a, 0x7e3f3f41, 0xf5f7f702, 0x83cccc4f +.word 0x6834345c, 0x51a5a5f4, 0xd1e5e534, 0xf9f1f108 +.word 0xe2717193, 0xabd8d873, 0x62313153, 0x2a15153f +.word 0x0804040c, 0x95c7c752, 0x46232365, 0x9dc3c35e +.word 0x30181828, 0x379696a1, 0x0a05050f, 0x2f9a9ab5 +.word 0x0e070709, 0x24121236, 0x1b80809b, 0xdfe2e23d +.word 0xcdebeb26, 0x4e272769, 0x7fb2b2cd, 0xea75759f +.word 0x1209091b, 0x1d83839e, 0x582c2c74, 0x341a1a2e +.word 0x361b1b2d, 0xdc6e6eb2, 0xb45a5aee, 0x5ba0a0fb +.word 0xa45252f6, 0x763b3b4d, 0xb7d6d661, 0x7db3b3ce +.word 0x5229297b, 0xdde3e33e, 0x5e2f2f71, 0x13848497 +.word 0xa65353f5, 0xb9d1d168, 0x00000000, 0xc1eded2c +.word 0x40202060, 0xe3fcfc1f, 0x79b1b1c8, 0xb65b5bed +.word 0xd46a6abe, 0x8dcbcb46, 0x67bebed9, 0x7239394b +.word 0x944a4ade, 0x984c4cd4, 0xb05858e8, 0x85cfcf4a +.word 0xbbd0d06b, 0xc5efef2a, 0x4faaaae5, 0xedfbfb16 +.word 0x864343c5, 0x9a4d4dd7, 0x66333355, 0x11858594 +.word 0x8a4545cf, 0xe9f9f910, 0x04020206, 0xfe7f7f81 +.word 0xa05050f0, 0x783c3c44, 0x259f9fba, 0x4ba8a8e3 +.word 0xa25151f3, 0x5da3a3fe, 0x804040c0, 0x058f8f8a +.word 0x3f9292ad, 0x219d9dbc, 0x70383848, 0xf1f5f504 +.word 0x63bcbcdf, 0x77b6b6c1, 0xafdada75, 0x42212163 +.word 0x20101030, 0xe5ffff1a, 0xfdf3f30e, 0xbfd2d26d +.word 0x81cdcd4c, 0x180c0c14, 0x26131335, 0xc3ecec2f +.word 0xbe5f5fe1, 0x359797a2, 0x884444cc, 0x2e171739 +.word 0x93c4c457, 0x55a7a7f2, 0xfc7e7e82, 0x7a3d3d47 +.word 0xc86464ac, 0xba5d5de7, 0x3219192b, 0xe6737395 +.word 0xc06060a0, 0x19818198, 0x9e4f4fd1, 0xa3dcdc7f +.word 0x44222266, 0x542a2a7e, 0x3b9090ab, 0x0b888883 +.word 0x8c4646ca, 0xc7eeee29, 0x6bb8b8d3, 0x2814143c +.word 0xa7dede79, 0xbc5e5ee2, 0x160b0b1d, 0xaddbdb76 +.word 0xdbe0e03b, 0x64323256, 0x743a3a4e, 0x140a0a1e +.word 0x924949db, 0x0c06060a, 0x4824246c, 0xb85c5ce4 +.word 0x9fc2c25d, 0xbdd3d36e, 0x43acacef, 0xc46262a6 +.word 0x399191a8, 0x319595a4, 0xd3e4e437, 0xf279798b +.word 0xd5e7e732, 0x8bc8c843, 0x6e373759, 0xda6d6db7 +.word 0x018d8d8c, 0xb1d5d564, 0x9c4e4ed2, 0x49a9a9e0 +.word 0xd86c6cb4, 0xac5656fa, 0xf3f4f407, 0xcfeaea25 +.word 0xca6565af, 0xf47a7a8e, 0x47aeaee9, 0x10080818 +.word 0x6fbabad5, 0xf0787888, 0x4a25256f, 0x5c2e2e72 +.word 0x381c1c24, 0x57a6a6f1, 0x73b4b4c7, 0x97c6c651 +.word 0xcbe8e823, 0xa1dddd7c, 0xe874749c, 0x3e1f1f21 +.word 0x964b4bdd, 0x61bdbddc, 0x0d8b8b86, 0x0f8a8a85 +.word 0xe0707090, 0x7c3e3e42, 0x71b5b5c4, 0xcc6666aa +.word 0x904848d8, 0x06030305, 0xf7f6f601, 0x1c0e0e12 +.word 0xc26161a3, 0x6a35355f, 0xae5757f9, 0x69b9b9d0 +.word 0x17868691, 0x99c1c158, 0x3a1d1d27, 0x279e9eb9 +.word 0xd9e1e138, 0xebf8f813, 0x2b9898b3, 0x22111133 +.word 0xd26969bb, 0xa9d9d970, 0x078e8e89, 0x339494a7 +.word 0x2d9b9bb6, 0x3c1e1e22, 0x15878792, 0xc9e9e920 +.word 0x87cece49, 0xaa5555ff, 0x50282878, 0xa5dfdf7a +.word 0x038c8c8f, 0x59a1a1f8, 0x09898980, 0x1a0d0d17 +.word 0x65bfbfda, 0xd7e6e631, 0x844242c6, 0xd06868b8 +.word 0x824141c3, 0x299999b0, 0x5a2d2d77, 0x1e0f0f11 +.word 0x7bb0b0cb, 0xa85454fc, 0x6dbbbbd6, 0x2c16163a +@ Te4[256] +.byte 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5 +.byte 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76 +.byte 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0 +.byte 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0 +.byte 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc +.byte 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15 +.byte 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a +.byte 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75 +.byte 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0 +.byte 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84 +.byte 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b +.byte 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf +.byte 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85 +.byte 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8 +.byte 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5 +.byte 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2 +.byte 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17 +.byte 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73 +.byte 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88 +.byte 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb +.byte 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c +.byte 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79 +.byte 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9 +.byte 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08 +.byte 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6 +.byte 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a +.byte 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e +.byte 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e +.byte 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94 +.byte 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf +.byte 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68 +.byte 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16 +@ rcon[] +.word 0x01000000, 0x02000000, 0x04000000, 0x08000000 +.word 0x10000000, 0x20000000, 0x40000000, 0x80000000 +.word 0x1B000000, 0x36000000, 0, 0, 0, 0, 0, 0 +.size AES_Te,.-AES_Te + +@ void AES_encrypt(const unsigned char *in, unsigned char *out, +@ const AES_KEY *key) { +.globl AES_encrypt +.type AES_encrypt,%function +.align 5 +AES_encrypt: +#ifndef __thumb2__ + sub r3,pc,#8 @ AES_encrypt +#else + adr r3,. +#endif + stmdb sp!,{r1,r4-r12,lr} +#if defined(__thumb2__) || defined(__APPLE__) + adr r10,AES_Te +#else + sub r10,r3,#AES_encrypt-AES_Te @ Te +#endif + mov r12,r0 @ inp + mov r11,r2 +#if __ARM_ARCH__<7 + ldrb r0,[r12,#3] @ load input data in endian-neutral + ldrb r4,[r12,#2] @ manner... + ldrb r5,[r12,#1] + ldrb r6,[r12,#0] + orr r0,r0,r4,lsl#8 + ldrb r1,[r12,#7] + orr r0,r0,r5,lsl#16 + ldrb r4,[r12,#6] + orr r0,r0,r6,lsl#24 + ldrb r5,[r12,#5] + ldrb r6,[r12,#4] + orr r1,r1,r4,lsl#8 + ldrb r2,[r12,#11] + orr r1,r1,r5,lsl#16 + ldrb r4,[r12,#10] + orr r1,r1,r6,lsl#24 + ldrb r5,[r12,#9] + ldrb r6,[r12,#8] + orr r2,r2,r4,lsl#8 + ldrb r3,[r12,#15] + orr r2,r2,r5,lsl#16 + ldrb r4,[r12,#14] + orr r2,r2,r6,lsl#24 + ldrb r5,[r12,#13] + ldrb r6,[r12,#12] + orr r3,r3,r4,lsl#8 + orr r3,r3,r5,lsl#16 + orr r3,r3,r6,lsl#24 +#else + ldr r0,[r12,#0] + ldr r1,[r12,#4] + ldr r2,[r12,#8] + ldr r3,[r12,#12] +#ifdef __ARMEL__ + rev r0,r0 + rev r1,r1 + rev r2,r2 + rev r3,r3 +#endif +#endif + bl _armv4_AES_encrypt + + ldr r12,[sp],#4 @ pop out +#if __ARM_ARCH__>=7 +#ifdef __ARMEL__ + rev r0,r0 + rev r1,r1 + rev r2,r2 + rev r3,r3 +#endif + str r0,[r12,#0] + str r1,[r12,#4] + str r2,[r12,#8] + str r3,[r12,#12] +#else + mov r4,r0,lsr#24 @ write output in endian-neutral + mov r5,r0,lsr#16 @ manner... + mov r6,r0,lsr#8 + strb r4,[r12,#0] + strb r5,[r12,#1] + mov r4,r1,lsr#24 + strb r6,[r12,#2] + mov r5,r1,lsr#16 + strb r0,[r12,#3] + mov r6,r1,lsr#8 + strb r4,[r12,#4] + strb r5,[r12,#5] + mov r4,r2,lsr#24 + strb r6,[r12,#6] + mov r5,r2,lsr#16 + strb r1,[r12,#7] + mov r6,r2,lsr#8 + strb r4,[r12,#8] + strb r5,[r12,#9] + mov r4,r3,lsr#24 + strb r6,[r12,#10] + mov r5,r3,lsr#16 + strb r2,[r12,#11] + mov r6,r3,lsr#8 + strb r4,[r12,#12] + strb r5,[r12,#13] + strb r6,[r12,#14] + strb r3,[r12,#15] +#endif +#if __ARM_ARCH__>=5 + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,pc} +#else + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet +.word 0xe12fff1e @ interoperable with Thumb ISA:-) +#endif +.size AES_encrypt,.-AES_encrypt + +.type _armv4_AES_encrypt,%function +.align 2 +_armv4_AES_encrypt: + str lr,[sp,#-4]! @ push lr + ldmia r11!,{r4,r5,r6,r7} + eor r0,r0,r4 + ldr r12,[r11,#240-16] + eor r1,r1,r5 + eor r2,r2,r6 + eor r3,r3,r7 + sub r12,r12,#1 + mov lr,#255 + + and r7,lr,r0 + and r8,lr,r0,lsr#8 + and r9,lr,r0,lsr#16 + mov r0,r0,lsr#24 +.Lenc_loop: + ldr r4,[r10,r7,lsl#2] @ Te3[s0>>0] + and r7,lr,r1,lsr#16 @ i0 + ldr r5,[r10,r8,lsl#2] @ Te2[s0>>8] + and r8,lr,r1 + ldr r6,[r10,r9,lsl#2] @ Te1[s0>>16] + and r9,lr,r1,lsr#8 + ldr r0,[r10,r0,lsl#2] @ Te0[s0>>24] + mov r1,r1,lsr#24 + + ldr r7,[r10,r7,lsl#2] @ Te1[s1>>16] + ldr r8,[r10,r8,lsl#2] @ Te3[s1>>0] + ldr r9,[r10,r9,lsl#2] @ Te2[s1>>8] + eor r0,r0,r7,ror#8 + ldr r1,[r10,r1,lsl#2] @ Te0[s1>>24] + and r7,lr,r2,lsr#8 @ i0 + eor r5,r5,r8,ror#8 + and r8,lr,r2,lsr#16 @ i1 + eor r6,r6,r9,ror#8 + and r9,lr,r2 + ldr r7,[r10,r7,lsl#2] @ Te2[s2>>8] + eor r1,r1,r4,ror#24 + ldr r8,[r10,r8,lsl#2] @ Te1[s2>>16] + mov r2,r2,lsr#24 + + ldr r9,[r10,r9,lsl#2] @ Te3[s2>>0] + eor r0,r0,r7,ror#16 + ldr r2,[r10,r2,lsl#2] @ Te0[s2>>24] + and r7,lr,r3 @ i0 + eor r1,r1,r8,ror#8 + and r8,lr,r3,lsr#8 @ i1 + eor r6,r6,r9,ror#16 + and r9,lr,r3,lsr#16 @ i2 + ldr r7,[r10,r7,lsl#2] @ Te3[s3>>0] + eor r2,r2,r5,ror#16 + ldr r8,[r10,r8,lsl#2] @ Te2[s3>>8] + mov r3,r3,lsr#24 + + ldr r9,[r10,r9,lsl#2] @ Te1[s3>>16] + eor r0,r0,r7,ror#24 + ldr r7,[r11],#16 + eor r1,r1,r8,ror#16 + ldr r3,[r10,r3,lsl#2] @ Te0[s3>>24] + eor r2,r2,r9,ror#8 + ldr r4,[r11,#-12] + eor r3,r3,r6,ror#8 + + ldr r5,[r11,#-8] + eor r0,r0,r7 + ldr r6,[r11,#-4] + and r7,lr,r0 + eor r1,r1,r4 + and r8,lr,r0,lsr#8 + eor r2,r2,r5 + and r9,lr,r0,lsr#16 + eor r3,r3,r6 + mov r0,r0,lsr#24 + + subs r12,r12,#1 + bne .Lenc_loop + + add r10,r10,#2 + + ldrb r4,[r10,r7,lsl#2] @ Te4[s0>>0] + and r7,lr,r1,lsr#16 @ i0 + ldrb r5,[r10,r8,lsl#2] @ Te4[s0>>8] + and r8,lr,r1 + ldrb r6,[r10,r9,lsl#2] @ Te4[s0>>16] + and r9,lr,r1,lsr#8 + ldrb r0,[r10,r0,lsl#2] @ Te4[s0>>24] + mov r1,r1,lsr#24 + + ldrb r7,[r10,r7,lsl#2] @ Te4[s1>>16] + ldrb r8,[r10,r8,lsl#2] @ Te4[s1>>0] + ldrb r9,[r10,r9,lsl#2] @ Te4[s1>>8] + eor r0,r7,r0,lsl#8 + ldrb r1,[r10,r1,lsl#2] @ Te4[s1>>24] + and r7,lr,r2,lsr#8 @ i0 + eor r5,r8,r5,lsl#8 + and r8,lr,r2,lsr#16 @ i1 + eor r6,r9,r6,lsl#8 + and r9,lr,r2 + ldrb r7,[r10,r7,lsl#2] @ Te4[s2>>8] + eor r1,r4,r1,lsl#24 + ldrb r8,[r10,r8,lsl#2] @ Te4[s2>>16] + mov r2,r2,lsr#24 + + ldrb r9,[r10,r9,lsl#2] @ Te4[s2>>0] + eor r0,r7,r0,lsl#8 + ldrb r2,[r10,r2,lsl#2] @ Te4[s2>>24] + and r7,lr,r3 @ i0 + eor r1,r1,r8,lsl#16 + and r8,lr,r3,lsr#8 @ i1 + eor r6,r9,r6,lsl#8 + and r9,lr,r3,lsr#16 @ i2 + ldrb r7,[r10,r7,lsl#2] @ Te4[s3>>0] + eor r2,r5,r2,lsl#24 + ldrb r8,[r10,r8,lsl#2] @ Te4[s3>>8] + mov r3,r3,lsr#24 + + ldrb r9,[r10,r9,lsl#2] @ Te4[s3>>16] + eor r0,r7,r0,lsl#8 + ldr r7,[r11,#0] + ldrb r3,[r10,r3,lsl#2] @ Te4[s3>>24] + eor r1,r1,r8,lsl#8 + ldr r4,[r11,#4] + eor r2,r2,r9,lsl#16 + ldr r5,[r11,#8] + eor r3,r6,r3,lsl#24 + ldr r6,[r11,#12] + + eor r0,r0,r7 + eor r1,r1,r4 + eor r2,r2,r5 + eor r3,r3,r6 + + sub r10,r10,#2 + ldr pc,[sp],#4 @ pop and return +.size _armv4_AES_encrypt,.-_armv4_AES_encrypt + +.globl AES_set_encrypt_key +.type AES_set_encrypt_key,%function +.align 5 +AES_set_encrypt_key: +_armv4_AES_set_encrypt_key: +#ifndef __thumb2__ + sub r3,pc,#8 @ AES_set_encrypt_key +#else + adr r3,. +#endif + teq r0,#0 +#ifdef __thumb2__ + itt eq @ Thumb2 thing, sanity check in ARM +#endif + moveq r0,#-1 + beq .Labrt + teq r2,#0 +#ifdef __thumb2__ + itt eq @ Thumb2 thing, sanity check in ARM +#endif + moveq r0,#-1 + beq .Labrt + + teq r1,#128 + beq .Lok + teq r1,#192 + beq .Lok + teq r1,#256 +#ifdef __thumb2__ + itt ne @ Thumb2 thing, sanity check in ARM +#endif + movne r0,#-1 + bne .Labrt + +.Lok: stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} + mov r12,r0 @ inp + mov lr,r1 @ bits + mov r11,r2 @ key + +#if defined(__thumb2__) || defined(__APPLE__) + adr r10,AES_Te+1024 @ Te4 +#else + sub r10,r3,#_armv4_AES_set_encrypt_key-AES_Te-1024 @ Te4 +#endif + +#if __ARM_ARCH__<7 + ldrb r0,[r12,#3] @ load input data in endian-neutral + ldrb r4,[r12,#2] @ manner... + ldrb r5,[r12,#1] + ldrb r6,[r12,#0] + orr r0,r0,r4,lsl#8 + ldrb r1,[r12,#7] + orr r0,r0,r5,lsl#16 + ldrb r4,[r12,#6] + orr r0,r0,r6,lsl#24 + ldrb r5,[r12,#5] + ldrb r6,[r12,#4] + orr r1,r1,r4,lsl#8 + ldrb r2,[r12,#11] + orr r1,r1,r5,lsl#16 + ldrb r4,[r12,#10] + orr r1,r1,r6,lsl#24 + ldrb r5,[r12,#9] + ldrb r6,[r12,#8] + orr r2,r2,r4,lsl#8 + ldrb r3,[r12,#15] + orr r2,r2,r5,lsl#16 + ldrb r4,[r12,#14] + orr r2,r2,r6,lsl#24 + ldrb r5,[r12,#13] + ldrb r6,[r12,#12] + orr r3,r3,r4,lsl#8 + str r0,[r11],#16 + orr r3,r3,r5,lsl#16 + str r1,[r11,#-12] + orr r3,r3,r6,lsl#24 + str r2,[r11,#-8] + str r3,[r11,#-4] +#else + ldr r0,[r12,#0] + ldr r1,[r12,#4] + ldr r2,[r12,#8] + ldr r3,[r12,#12] +#ifdef __ARMEL__ + rev r0,r0 + rev r1,r1 + rev r2,r2 + rev r3,r3 +#endif + str r0,[r11],#16 + str r1,[r11,#-12] + str r2,[r11,#-8] + str r3,[r11,#-4] +#endif + + teq lr,#128 + bne .Lnot128 + mov r12,#10 + str r12,[r11,#240-16] + add r6,r10,#256 @ rcon + mov lr,#255 + +.L128_loop: + and r5,lr,r3,lsr#24 + and r7,lr,r3,lsr#16 + ldrb r5,[r10,r5] + and r8,lr,r3,lsr#8 + ldrb r7,[r10,r7] + and r9,lr,r3 + ldrb r8,[r10,r8] + orr r5,r5,r7,lsl#24 + ldrb r9,[r10,r9] + orr r5,r5,r8,lsl#16 + ldr r4,[r6],#4 @ rcon[i++] + orr r5,r5,r9,lsl#8 + eor r5,r5,r4 + eor r0,r0,r5 @ rk[4]=rk[0]^... + eor r1,r1,r0 @ rk[5]=rk[1]^rk[4] + str r0,[r11],#16 + eor r2,r2,r1 @ rk[6]=rk[2]^rk[5] + str r1,[r11,#-12] + eor r3,r3,r2 @ rk[7]=rk[3]^rk[6] + str r2,[r11,#-8] + subs r12,r12,#1 + str r3,[r11,#-4] + bne .L128_loop + sub r2,r11,#176 + b .Ldone + +.Lnot128: +#if __ARM_ARCH__<7 + ldrb r8,[r12,#19] + ldrb r4,[r12,#18] + ldrb r5,[r12,#17] + ldrb r6,[r12,#16] + orr r8,r8,r4,lsl#8 + ldrb r9,[r12,#23] + orr r8,r8,r5,lsl#16 + ldrb r4,[r12,#22] + orr r8,r8,r6,lsl#24 + ldrb r5,[r12,#21] + ldrb r6,[r12,#20] + orr r9,r9,r4,lsl#8 + orr r9,r9,r5,lsl#16 + str r8,[r11],#8 + orr r9,r9,r6,lsl#24 + str r9,[r11,#-4] +#else + ldr r8,[r12,#16] + ldr r9,[r12,#20] +#ifdef __ARMEL__ + rev r8,r8 + rev r9,r9 +#endif + str r8,[r11],#8 + str r9,[r11,#-4] +#endif + + teq lr,#192 + bne .Lnot192 + mov r12,#12 + str r12,[r11,#240-24] + add r6,r10,#256 @ rcon + mov lr,#255 + mov r12,#8 + +.L192_loop: + and r5,lr,r9,lsr#24 + and r7,lr,r9,lsr#16 + ldrb r5,[r10,r5] + and r8,lr,r9,lsr#8 + ldrb r7,[r10,r7] + and r9,lr,r9 + ldrb r8,[r10,r8] + orr r5,r5,r7,lsl#24 + ldrb r9,[r10,r9] + orr r5,r5,r8,lsl#16 + ldr r4,[r6],#4 @ rcon[i++] + orr r5,r5,r9,lsl#8 + eor r9,r5,r4 + eor r0,r0,r9 @ rk[6]=rk[0]^... + eor r1,r1,r0 @ rk[7]=rk[1]^rk[6] + str r0,[r11],#24 + eor r2,r2,r1 @ rk[8]=rk[2]^rk[7] + str r1,[r11,#-20] + eor r3,r3,r2 @ rk[9]=rk[3]^rk[8] + str r2,[r11,#-16] + subs r12,r12,#1 + str r3,[r11,#-12] +#ifdef __thumb2__ + itt eq @ Thumb2 thing, sanity check in ARM +#endif + subeq r2,r11,#216 + beq .Ldone + + ldr r7,[r11,#-32] + ldr r8,[r11,#-28] + eor r7,r7,r3 @ rk[10]=rk[4]^rk[9] + eor r9,r8,r7 @ rk[11]=rk[5]^rk[10] + str r7,[r11,#-8] + str r9,[r11,#-4] + b .L192_loop + +.Lnot192: +#if __ARM_ARCH__<7 + ldrb r8,[r12,#27] + ldrb r4,[r12,#26] + ldrb r5,[r12,#25] + ldrb r6,[r12,#24] + orr r8,r8,r4,lsl#8 + ldrb r9,[r12,#31] + orr r8,r8,r5,lsl#16 + ldrb r4,[r12,#30] + orr r8,r8,r6,lsl#24 + ldrb r5,[r12,#29] + ldrb r6,[r12,#28] + orr r9,r9,r4,lsl#8 + orr r9,r9,r5,lsl#16 + str r8,[r11],#8 + orr r9,r9,r6,lsl#24 + str r9,[r11,#-4] +#else + ldr r8,[r12,#24] + ldr r9,[r12,#28] +#ifdef __ARMEL__ + rev r8,r8 + rev r9,r9 +#endif + str r8,[r11],#8 + str r9,[r11,#-4] +#endif + + mov r12,#14 + str r12,[r11,#240-32] + add r6,r10,#256 @ rcon + mov lr,#255 + mov r12,#7 + +.L256_loop: + and r5,lr,r9,lsr#24 + and r7,lr,r9,lsr#16 + ldrb r5,[r10,r5] + and r8,lr,r9,lsr#8 + ldrb r7,[r10,r7] + and r9,lr,r9 + ldrb r8,[r10,r8] + orr r5,r5,r7,lsl#24 + ldrb r9,[r10,r9] + orr r5,r5,r8,lsl#16 + ldr r4,[r6],#4 @ rcon[i++] + orr r5,r5,r9,lsl#8 + eor r9,r5,r4 + eor r0,r0,r9 @ rk[8]=rk[0]^... + eor r1,r1,r0 @ rk[9]=rk[1]^rk[8] + str r0,[r11],#32 + eor r2,r2,r1 @ rk[10]=rk[2]^rk[9] + str r1,[r11,#-28] + eor r3,r3,r2 @ rk[11]=rk[3]^rk[10] + str r2,[r11,#-24] + subs r12,r12,#1 + str r3,[r11,#-20] +#ifdef __thumb2__ + itt eq @ Thumb2 thing, sanity check in ARM +#endif + subeq r2,r11,#256 + beq .Ldone + + and r5,lr,r3 + and r7,lr,r3,lsr#8 + ldrb r5,[r10,r5] + and r8,lr,r3,lsr#16 + ldrb r7,[r10,r7] + and r9,lr,r3,lsr#24 + ldrb r8,[r10,r8] + orr r5,r5,r7,lsl#8 + ldrb r9,[r10,r9] + orr r5,r5,r8,lsl#16 + ldr r4,[r11,#-48] + orr r5,r5,r9,lsl#24 + + ldr r7,[r11,#-44] + ldr r8,[r11,#-40] + eor r4,r4,r5 @ rk[12]=rk[4]^... + ldr r9,[r11,#-36] + eor r7,r7,r4 @ rk[13]=rk[5]^rk[12] + str r4,[r11,#-16] + eor r8,r8,r7 @ rk[14]=rk[6]^rk[13] + str r7,[r11,#-12] + eor r9,r9,r8 @ rk[15]=rk[7]^rk[14] + str r8,[r11,#-8] + str r9,[r11,#-4] + b .L256_loop + +.align 2 +.Ldone: mov r0,#0 + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} +.Labrt: +#if __ARM_ARCH__>=5 + bx lr @ .word 0xe12fff1e +#else + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet +.word 0xe12fff1e @ interoperable with Thumb ISA:-) +#endif +.size AES_set_encrypt_key,.-AES_set_encrypt_key + +.globl AES_set_decrypt_key +.type AES_set_decrypt_key,%function +.align 5 +AES_set_decrypt_key: + str lr,[sp,#-4]! @ push lr + bl _armv4_AES_set_encrypt_key + teq r0,#0 + ldr lr,[sp],#4 @ pop lr + bne .Labrt + + mov r0,r2 @ AES_set_encrypt_key preserves r2, + mov r1,r2 @ which is AES_KEY *key + b _armv4_AES_set_enc2dec_key +.size AES_set_decrypt_key,.-AES_set_decrypt_key + +@ void AES_set_enc2dec_key(const AES_KEY *inp,AES_KEY *out) +.globl AES_set_enc2dec_key +.type AES_set_enc2dec_key,%function +.align 5 +AES_set_enc2dec_key: +_armv4_AES_set_enc2dec_key: + stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} + + ldr r12,[r0,#240] + mov r7,r0 @ input + add r8,r0,r12,lsl#4 + mov r11,r1 @ output + add r10,r1,r12,lsl#4 + str r12,[r1,#240] + +.Linv: ldr r0,[r7],#16 + ldr r1,[r7,#-12] + ldr r2,[r7,#-8] + ldr r3,[r7,#-4] + ldr r4,[r8],#-16 + ldr r5,[r8,#16+4] + ldr r6,[r8,#16+8] + ldr r9,[r8,#16+12] + str r0,[r10],#-16 + str r1,[r10,#16+4] + str r2,[r10,#16+8] + str r3,[r10,#16+12] + str r4,[r11],#16 + str r5,[r11,#-12] + str r6,[r11,#-8] + str r9,[r11,#-4] + teq r7,r8 + bne .Linv + + ldr r0,[r7] + ldr r1,[r7,#4] + ldr r2,[r7,#8] + ldr r3,[r7,#12] + str r0,[r11] + str r1,[r11,#4] + str r2,[r11,#8] + str r3,[r11,#12] + sub r11,r11,r12,lsl#3 + ldr r0,[r11,#16]! @ prefetch tp1 + mov r7,#0x80 + mov r8,#0x1b + orr r7,r7,#0x8000 + orr r8,r8,#0x1b00 + orr r7,r7,r7,lsl#16 + orr r8,r8,r8,lsl#16 + sub r12,r12,#1 + mvn r9,r7 + mov r12,r12,lsl#2 @ (rounds-1)*4 + +.Lmix: and r4,r0,r7 + and r1,r0,r9 + sub r4,r4,r4,lsr#7 + and r4,r4,r8 + eor r1,r4,r1,lsl#1 @ tp2 + + and r4,r1,r7 + and r2,r1,r9 + sub r4,r4,r4,lsr#7 + and r4,r4,r8 + eor r2,r4,r2,lsl#1 @ tp4 + + and r4,r2,r7 + and r3,r2,r9 + sub r4,r4,r4,lsr#7 + and r4,r4,r8 + eor r3,r4,r3,lsl#1 @ tp8 + + eor r4,r1,r2 + eor r5,r0,r3 @ tp9 + eor r4,r4,r3 @ tpe + eor r4,r4,r1,ror#24 + eor r4,r4,r5,ror#24 @ ^= ROTATE(tpb=tp9^tp2,8) + eor r4,r4,r2,ror#16 + eor r4,r4,r5,ror#16 @ ^= ROTATE(tpd=tp9^tp4,16) + eor r4,r4,r5,ror#8 @ ^= ROTATE(tp9,24) + + ldr r0,[r11,#4] @ prefetch tp1 + str r4,[r11],#4 + subs r12,r12,#1 + bne .Lmix + + mov r0,#0 +#if __ARM_ARCH__>=5 + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,pc} +#else + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet +.word 0xe12fff1e @ interoperable with Thumb ISA:-) +#endif +.size AES_set_enc2dec_key,.-AES_set_enc2dec_key + +.type AES_Td,%object +.align 5 +AES_Td: +.word 0x51f4a750, 0x7e416553, 0x1a17a4c3, 0x3a275e96 +.word 0x3bab6bcb, 0x1f9d45f1, 0xacfa58ab, 0x4be30393 +.word 0x2030fa55, 0xad766df6, 0x88cc7691, 0xf5024c25 +.word 0x4fe5d7fc, 0xc52acbd7, 0x26354480, 0xb562a38f +.word 0xdeb15a49, 0x25ba1b67, 0x45ea0e98, 0x5dfec0e1 +.word 0xc32f7502, 0x814cf012, 0x8d4697a3, 0x6bd3f9c6 +.word 0x038f5fe7, 0x15929c95, 0xbf6d7aeb, 0x955259da +.word 0xd4be832d, 0x587421d3, 0x49e06929, 0x8ec9c844 +.word 0x75c2896a, 0xf48e7978, 0x99583e6b, 0x27b971dd +.word 0xbee14fb6, 0xf088ad17, 0xc920ac66, 0x7dce3ab4 +.word 0x63df4a18, 0xe51a3182, 0x97513360, 0x62537f45 +.word 0xb16477e0, 0xbb6bae84, 0xfe81a01c, 0xf9082b94 +.word 0x70486858, 0x8f45fd19, 0x94de6c87, 0x527bf8b7 +.word 0xab73d323, 0x724b02e2, 0xe31f8f57, 0x6655ab2a +.word 0xb2eb2807, 0x2fb5c203, 0x86c57b9a, 0xd33708a5 +.word 0x302887f2, 0x23bfa5b2, 0x02036aba, 0xed16825c +.word 0x8acf1c2b, 0xa779b492, 0xf307f2f0, 0x4e69e2a1 +.word 0x65daf4cd, 0x0605bed5, 0xd134621f, 0xc4a6fe8a +.word 0x342e539d, 0xa2f355a0, 0x058ae132, 0xa4f6eb75 +.word 0x0b83ec39, 0x4060efaa, 0x5e719f06, 0xbd6e1051 +.word 0x3e218af9, 0x96dd063d, 0xdd3e05ae, 0x4de6bd46 +.word 0x91548db5, 0x71c45d05, 0x0406d46f, 0x605015ff +.word 0x1998fb24, 0xd6bde997, 0x894043cc, 0x67d99e77 +.word 0xb0e842bd, 0x07898b88, 0xe7195b38, 0x79c8eedb +.word 0xa17c0a47, 0x7c420fe9, 0xf8841ec9, 0x00000000 +.word 0x09808683, 0x322bed48, 0x1e1170ac, 0x6c5a724e +.word 0xfd0efffb, 0x0f853856, 0x3daed51e, 0x362d3927 +.word 0x0a0fd964, 0x685ca621, 0x9b5b54d1, 0x24362e3a +.word 0x0c0a67b1, 0x9357e70f, 0xb4ee96d2, 0x1b9b919e +.word 0x80c0c54f, 0x61dc20a2, 0x5a774b69, 0x1c121a16 +.word 0xe293ba0a, 0xc0a02ae5, 0x3c22e043, 0x121b171d +.word 0x0e090d0b, 0xf28bc7ad, 0x2db6a8b9, 0x141ea9c8 +.word 0x57f11985, 0xaf75074c, 0xee99ddbb, 0xa37f60fd +.word 0xf701269f, 0x5c72f5bc, 0x44663bc5, 0x5bfb7e34 +.word 0x8b432976, 0xcb23c6dc, 0xb6edfc68, 0xb8e4f163 +.word 0xd731dcca, 0x42638510, 0x13972240, 0x84c61120 +.word 0x854a247d, 0xd2bb3df8, 0xaef93211, 0xc729a16d +.word 0x1d9e2f4b, 0xdcb230f3, 0x0d8652ec, 0x77c1e3d0 +.word 0x2bb3166c, 0xa970b999, 0x119448fa, 0x47e96422 +.word 0xa8fc8cc4, 0xa0f03f1a, 0x567d2cd8, 0x223390ef +.word 0x87494ec7, 0xd938d1c1, 0x8ccaa2fe, 0x98d40b36 +.word 0xa6f581cf, 0xa57ade28, 0xdab78e26, 0x3fadbfa4 +.word 0x2c3a9de4, 0x5078920d, 0x6a5fcc9b, 0x547e4662 +.word 0xf68d13c2, 0x90d8b8e8, 0x2e39f75e, 0x82c3aff5 +.word 0x9f5d80be, 0x69d0937c, 0x6fd52da9, 0xcf2512b3 +.word 0xc8ac993b, 0x10187da7, 0xe89c636e, 0xdb3bbb7b +.word 0xcd267809, 0x6e5918f4, 0xec9ab701, 0x834f9aa8 +.word 0xe6956e65, 0xaaffe67e, 0x21bccf08, 0xef15e8e6 +.word 0xbae79bd9, 0x4a6f36ce, 0xea9f09d4, 0x29b07cd6 +.word 0x31a4b2af, 0x2a3f2331, 0xc6a59430, 0x35a266c0 +.word 0x744ebc37, 0xfc82caa6, 0xe090d0b0, 0x33a7d815 +.word 0xf104984a, 0x41ecdaf7, 0x7fcd500e, 0x1791f62f +.word 0x764dd68d, 0x43efb04d, 0xccaa4d54, 0xe49604df +.word 0x9ed1b5e3, 0x4c6a881b, 0xc12c1fb8, 0x4665517f +.word 0x9d5eea04, 0x018c355d, 0xfa877473, 0xfb0b412e +.word 0xb3671d5a, 0x92dbd252, 0xe9105633, 0x6dd64713 +.word 0x9ad7618c, 0x37a10c7a, 0x59f8148e, 0xeb133c89 +.word 0xcea927ee, 0xb761c935, 0xe11ce5ed, 0x7a47b13c +.word 0x9cd2df59, 0x55f2733f, 0x1814ce79, 0x73c737bf +.word 0x53f7cdea, 0x5ffdaa5b, 0xdf3d6f14, 0x7844db86 +.word 0xcaaff381, 0xb968c43e, 0x3824342c, 0xc2a3405f +.word 0x161dc372, 0xbce2250c, 0x283c498b, 0xff0d9541 +.word 0x39a80171, 0x080cb3de, 0xd8b4e49c, 0x6456c190 +.word 0x7bcb8461, 0xd532b670, 0x486c5c74, 0xd0b85742 +@ Td4[256] +.byte 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38 +.byte 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb +.byte 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87 +.byte 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb +.byte 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d +.byte 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e +.byte 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2 +.byte 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25 +.byte 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16 +.byte 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92 +.byte 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda +.byte 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84 +.byte 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a +.byte 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06 +.byte 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02 +.byte 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b +.byte 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea +.byte 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73 +.byte 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85 +.byte 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e +.byte 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89 +.byte 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b +.byte 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20 +.byte 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4 +.byte 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31 +.byte 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f +.byte 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d +.byte 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef +.byte 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0 +.byte 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61 +.byte 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26 +.byte 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d +.size AES_Td,.-AES_Td + +@ void AES_decrypt(const unsigned char *in, unsigned char *out, +@ const AES_KEY *key) { +.globl AES_decrypt +.type AES_decrypt,%function +.align 5 +AES_decrypt: +#ifndef __thumb2__ + sub r3,pc,#8 @ AES_decrypt +#else + adr r3,. +#endif + stmdb sp!,{r1,r4-r12,lr} +#if defined(__thumb2__) || defined(__APPLE__) + adr r10,AES_Td +#else + sub r10,r3,#AES_decrypt-AES_Td @ Td +#endif + mov r12,r0 @ inp + mov r11,r2 +#if __ARM_ARCH__<7 + ldrb r0,[r12,#3] @ load input data in endian-neutral + ldrb r4,[r12,#2] @ manner... + ldrb r5,[r12,#1] + ldrb r6,[r12,#0] + orr r0,r0,r4,lsl#8 + ldrb r1,[r12,#7] + orr r0,r0,r5,lsl#16 + ldrb r4,[r12,#6] + orr r0,r0,r6,lsl#24 + ldrb r5,[r12,#5] + ldrb r6,[r12,#4] + orr r1,r1,r4,lsl#8 + ldrb r2,[r12,#11] + orr r1,r1,r5,lsl#16 + ldrb r4,[r12,#10] + orr r1,r1,r6,lsl#24 + ldrb r5,[r12,#9] + ldrb r6,[r12,#8] + orr r2,r2,r4,lsl#8 + ldrb r3,[r12,#15] + orr r2,r2,r5,lsl#16 + ldrb r4,[r12,#14] + orr r2,r2,r6,lsl#24 + ldrb r5,[r12,#13] + ldrb r6,[r12,#12] + orr r3,r3,r4,lsl#8 + orr r3,r3,r5,lsl#16 + orr r3,r3,r6,lsl#24 +#else + ldr r0,[r12,#0] + ldr r1,[r12,#4] + ldr r2,[r12,#8] + ldr r3,[r12,#12] +#ifdef __ARMEL__ + rev r0,r0 + rev r1,r1 + rev r2,r2 + rev r3,r3 +#endif +#endif + bl _armv4_AES_decrypt + + ldr r12,[sp],#4 @ pop out +#if __ARM_ARCH__>=7 +#ifdef __ARMEL__ + rev r0,r0 + rev r1,r1 + rev r2,r2 + rev r3,r3 +#endif + str r0,[r12,#0] + str r1,[r12,#4] + str r2,[r12,#8] + str r3,[r12,#12] +#else + mov r4,r0,lsr#24 @ write output in endian-neutral + mov r5,r0,lsr#16 @ manner... + mov r6,r0,lsr#8 + strb r4,[r12,#0] + strb r5,[r12,#1] + mov r4,r1,lsr#24 + strb r6,[r12,#2] + mov r5,r1,lsr#16 + strb r0,[r12,#3] + mov r6,r1,lsr#8 + strb r4,[r12,#4] + strb r5,[r12,#5] + mov r4,r2,lsr#24 + strb r6,[r12,#6] + mov r5,r2,lsr#16 + strb r1,[r12,#7] + mov r6,r2,lsr#8 + strb r4,[r12,#8] + strb r5,[r12,#9] + mov r4,r3,lsr#24 + strb r6,[r12,#10] + mov r5,r3,lsr#16 + strb r2,[r12,#11] + mov r6,r3,lsr#8 + strb r4,[r12,#12] + strb r5,[r12,#13] + strb r6,[r12,#14] + strb r3,[r12,#15] +#endif +#if __ARM_ARCH__>=5 + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,pc} +#else + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet +.word 0xe12fff1e @ interoperable with Thumb ISA:-) +#endif +.size AES_decrypt,.-AES_decrypt + +.type _armv4_AES_decrypt,%function +.align 2 +_armv4_AES_decrypt: + str lr,[sp,#-4]! @ push lr + ldmia r11!,{r4,r5,r6,r7} + eor r0,r0,r4 + ldr r12,[r11,#240-16] + eor r1,r1,r5 + eor r2,r2,r6 + eor r3,r3,r7 + sub r12,r12,#1 + mov lr,#255 + + and r7,lr,r0,lsr#16 + and r8,lr,r0,lsr#8 + and r9,lr,r0 + mov r0,r0,lsr#24 +.Ldec_loop: + ldr r4,[r10,r7,lsl#2] @ Td1[s0>>16] + and r7,lr,r1 @ i0 + ldr r5,[r10,r8,lsl#2] @ Td2[s0>>8] + and r8,lr,r1,lsr#16 + ldr r6,[r10,r9,lsl#2] @ Td3[s0>>0] + and r9,lr,r1,lsr#8 + ldr r0,[r10,r0,lsl#2] @ Td0[s0>>24] + mov r1,r1,lsr#24 + + ldr r7,[r10,r7,lsl#2] @ Td3[s1>>0] + ldr r8,[r10,r8,lsl#2] @ Td1[s1>>16] + ldr r9,[r10,r9,lsl#2] @ Td2[s1>>8] + eor r0,r0,r7,ror#24 + ldr r1,[r10,r1,lsl#2] @ Td0[s1>>24] + and r7,lr,r2,lsr#8 @ i0 + eor r5,r8,r5,ror#8 + and r8,lr,r2 @ i1 + eor r6,r9,r6,ror#8 + and r9,lr,r2,lsr#16 + ldr r7,[r10,r7,lsl#2] @ Td2[s2>>8] + eor r1,r1,r4,ror#8 + ldr r8,[r10,r8,lsl#2] @ Td3[s2>>0] + mov r2,r2,lsr#24 + + ldr r9,[r10,r9,lsl#2] @ Td1[s2>>16] + eor r0,r0,r7,ror#16 + ldr r2,[r10,r2,lsl#2] @ Td0[s2>>24] + and r7,lr,r3,lsr#16 @ i0 + eor r1,r1,r8,ror#24 + and r8,lr,r3,lsr#8 @ i1 + eor r6,r9,r6,ror#8 + and r9,lr,r3 @ i2 + ldr r7,[r10,r7,lsl#2] @ Td1[s3>>16] + eor r2,r2,r5,ror#8 + ldr r8,[r10,r8,lsl#2] @ Td2[s3>>8] + mov r3,r3,lsr#24 + + ldr r9,[r10,r9,lsl#2] @ Td3[s3>>0] + eor r0,r0,r7,ror#8 + ldr r7,[r11],#16 + eor r1,r1,r8,ror#16 + ldr r3,[r10,r3,lsl#2] @ Td0[s3>>24] + eor r2,r2,r9,ror#24 + + ldr r4,[r11,#-12] + eor r0,r0,r7 + ldr r5,[r11,#-8] + eor r3,r3,r6,ror#8 + ldr r6,[r11,#-4] + and r7,lr,r0,lsr#16 + eor r1,r1,r4 + and r8,lr,r0,lsr#8 + eor r2,r2,r5 + and r9,lr,r0 + eor r3,r3,r6 + mov r0,r0,lsr#24 + + subs r12,r12,#1 + bne .Ldec_loop + + add r10,r10,#1024 + + ldr r5,[r10,#0] @ prefetch Td4 + ldr r6,[r10,#32] + ldr r4,[r10,#64] + ldr r5,[r10,#96] + ldr r6,[r10,#128] + ldr r4,[r10,#160] + ldr r5,[r10,#192] + ldr r6,[r10,#224] + + ldrb r0,[r10,r0] @ Td4[s0>>24] + ldrb r4,[r10,r7] @ Td4[s0>>16] + and r7,lr,r1 @ i0 + ldrb r5,[r10,r8] @ Td4[s0>>8] + and r8,lr,r1,lsr#16 + ldrb r6,[r10,r9] @ Td4[s0>>0] + and r9,lr,r1,lsr#8 + + add r1,r10,r1,lsr#24 + ldrb r7,[r10,r7] @ Td4[s1>>0] + ldrb r1,[r1] @ Td4[s1>>24] + ldrb r8,[r10,r8] @ Td4[s1>>16] + eor r0,r7,r0,lsl#24 + ldrb r9,[r10,r9] @ Td4[s1>>8] + eor r1,r4,r1,lsl#8 + and r7,lr,r2,lsr#8 @ i0 + eor r5,r5,r8,lsl#8 + and r8,lr,r2 @ i1 + ldrb r7,[r10,r7] @ Td4[s2>>8] + eor r6,r6,r9,lsl#8 + ldrb r8,[r10,r8] @ Td4[s2>>0] + and r9,lr,r2,lsr#16 + + add r2,r10,r2,lsr#24 + ldrb r2,[r2] @ Td4[s2>>24] + eor r0,r0,r7,lsl#8 + ldrb r9,[r10,r9] @ Td4[s2>>16] + eor r1,r8,r1,lsl#16 + and r7,lr,r3,lsr#16 @ i0 + eor r2,r5,r2,lsl#16 + and r8,lr,r3,lsr#8 @ i1 + ldrb r7,[r10,r7] @ Td4[s3>>16] + eor r6,r6,r9,lsl#16 + ldrb r8,[r10,r8] @ Td4[s3>>8] + and r9,lr,r3 @ i2 + + add r3,r10,r3,lsr#24 + ldrb r9,[r10,r9] @ Td4[s3>>0] + ldrb r3,[r3] @ Td4[s3>>24] + eor r0,r0,r7,lsl#16 + ldr r7,[r11,#0] + eor r1,r1,r8,lsl#8 + ldr r4,[r11,#4] + eor r2,r9,r2,lsl#8 + ldr r5,[r11,#8] + eor r3,r6,r3,lsl#24 + ldr r6,[r11,#12] + + eor r0,r0,r7 + eor r1,r1,r4 + eor r2,r2,r5 + eor r3,r3,r6 + + sub r10,r10,#1024 + ldr pc,[sp],#4 @ pop and return +.size _armv4_AES_decrypt,.-_armv4_AES_decrypt +.byte 65,69,83,32,102,111,114,32,65,82,77,118,52,44,32,67,82,89,80,84,79,71,65,77,83,32,98,121,32,60,97,112,112,114,111,64,111,112,101,110,115,115,108,46,111,114,103,62,0 +.align 2 +.align 2 |