From 3e121542d8b7ab5201c47bbd3ba5611a23c54759 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Parm=C3=A9nides=20GV?= Date: Wed, 11 Jun 2014 11:56:59 +0200 Subject: Correctly connects to millipede. Location keyword on android.cfg isn't supported, EIP corresponding code has been commented out. I think we should support it in ics-openvpn, so that we can show the location instead of the server name. I've updated all opensssl, openvpn, etc. subprojects from rev 813 of ics-openvpn, and jni too. --- app/openssl/crypto/modes/asm/ghash-armv4.S | 408 +++++++++++++++++++++++++++++ 1 file changed, 408 insertions(+) create mode 100644 app/openssl/crypto/modes/asm/ghash-armv4.S (limited to 'app/openssl/crypto/modes/asm/ghash-armv4.S') diff --git a/app/openssl/crypto/modes/asm/ghash-armv4.S b/app/openssl/crypto/modes/asm/ghash-armv4.S new file mode 100644 index 00000000..d66c4cbf --- /dev/null +++ b/app/openssl/crypto/modes/asm/ghash-armv4.S @@ -0,0 +1,408 @@ +#include "arm_arch.h" + +.text +.code 32 + +.type rem_4bit,%object +.align 5 +rem_4bit: +.short 0x0000,0x1C20,0x3840,0x2460 +.short 0x7080,0x6CA0,0x48C0,0x54E0 +.short 0xE100,0xFD20,0xD940,0xC560 +.short 0x9180,0x8DA0,0xA9C0,0xB5E0 +.size rem_4bit,.-rem_4bit + +.type rem_4bit_get,%function +rem_4bit_get: + sub r2,pc,#8 + sub r2,r2,#32 @ &rem_4bit + b .Lrem_4bit_got + nop +.size rem_4bit_get,.-rem_4bit_get + +.global gcm_ghash_4bit +.type gcm_ghash_4bit,%function +gcm_ghash_4bit: + sub r12,pc,#8 + add r3,r2,r3 @ r3 to point at the end + stmdb sp!,{r3-r11,lr} @ save r3/end too + sub r12,r12,#48 @ &rem_4bit + + ldmia r12,{r4-r11} @ copy rem_4bit ... + stmdb sp!,{r4-r11} @ ... to stack + + ldrb r12,[r2,#15] + ldrb r14,[r0,#15] +.Louter: + eor r12,r12,r14 + and r14,r12,#0xf0 + and r12,r12,#0x0f + mov r3,#14 + + add r7,r1,r12,lsl#4 + ldmia r7,{r4-r7} @ load Htbl[nlo] + add r11,r1,r14 + ldrb r12,[r2,#14] + + and r14,r4,#0xf @ rem + ldmia r11,{r8-r11} @ load Htbl[nhi] + add r14,r14,r14 + eor r4,r8,r4,lsr#4 + ldrh r8,[sp,r14] @ rem_4bit[rem] + eor r4,r4,r5,lsl#28 + ldrb r14,[r0,#14] + eor r5,r9,r5,lsr#4 + eor r5,r5,r6,lsl#28 + eor r6,r10,r6,lsr#4 + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 + eor r12,r12,r14 + and r14,r12,#0xf0 + and r12,r12,#0x0f + eor r7,r7,r8,lsl#16 + +.Linner: + add r11,r1,r12,lsl#4 + and r12,r4,#0xf @ rem + subs r3,r3,#1 + add r12,r12,r12 + ldmia r11,{r8-r11} @ load Htbl[nlo] + eor r4,r8,r4,lsr#4 + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + eor r5,r5,r6,lsl#28 + ldrh r8,[sp,r12] @ rem_4bit[rem] + eor r6,r10,r6,lsr#4 + ldrplb r12,[r2,r3] + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 + + add r11,r1,r14 + and r14,r4,#0xf @ rem + eor r7,r7,r8,lsl#16 @ ^= rem_4bit[rem] + add r14,r14,r14 + ldmia r11,{r8-r11} @ load Htbl[nhi] + eor r4,r8,r4,lsr#4 + ldrplb r8,[r0,r3] + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + ldrh r9,[sp,r14] + eor r5,r5,r6,lsl#28 + eor r6,r10,r6,lsr#4 + eor r6,r6,r7,lsl#28 + eorpl r12,r12,r8 + eor r7,r11,r7,lsr#4 + andpl r14,r12,#0xf0 + andpl r12,r12,#0x0f + eor r7,r7,r9,lsl#16 @ ^= rem_4bit[rem] + bpl .Linner + + ldr r3,[sp,#32] @ re-load r3/end + add r2,r2,#16 + mov r14,r4 +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r4,r4 + str r4,[r0,#12] +#elif defined(__ARMEB__) + str r4,[r0,#12] +#else + mov r9,r4,lsr#8 + strb r4,[r0,#12+3] + mov r10,r4,lsr#16 + strb r9,[r0,#12+2] + mov r11,r4,lsr#24 + strb r10,[r0,#12+1] + strb r11,[r0,#12] +#endif + cmp r2,r3 +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r5,r5 + str r5,[r0,#8] +#elif defined(__ARMEB__) + str r5,[r0,#8] +#else + mov r9,r5,lsr#8 + strb r5,[r0,#8+3] + mov r10,r5,lsr#16 + strb r9,[r0,#8+2] + mov r11,r5,lsr#24 + strb r10,[r0,#8+1] + strb r11,[r0,#8] +#endif + ldrneb r12,[r2,#15] +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r6,r6 + str r6,[r0,#4] +#elif defined(__ARMEB__) + str r6,[r0,#4] +#else + mov r9,r6,lsr#8 + strb r6,[r0,#4+3] + mov r10,r6,lsr#16 + strb r9,[r0,#4+2] + mov r11,r6,lsr#24 + strb r10,[r0,#4+1] + strb r11,[r0,#4] +#endif + +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r7,r7 + str r7,[r0,#0] +#elif defined(__ARMEB__) + str r7,[r0,#0] +#else + mov r9,r7,lsr#8 + strb r7,[r0,#0+3] + mov r10,r7,lsr#16 + strb r9,[r0,#0+2] + mov r11,r7,lsr#24 + strb r10,[r0,#0+1] + strb r11,[r0,#0] +#endif + + bne .Louter + + add sp,sp,#36 +#if __ARM_ARCH__>=5 + ldmia sp!,{r4-r11,pc} +#else + ldmia sp!,{r4-r11,lr} + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet + .word 0xe12fff1e @ interoperable with Thumb ISA:-) +#endif +.size gcm_ghash_4bit,.-gcm_ghash_4bit + +.global gcm_gmult_4bit +.type gcm_gmult_4bit,%function +gcm_gmult_4bit: + stmdb sp!,{r4-r11,lr} + ldrb r12,[r0,#15] + b rem_4bit_get +.Lrem_4bit_got: + and r14,r12,#0xf0 + and r12,r12,#0x0f + mov r3,#14 + + add r7,r1,r12,lsl#4 + ldmia r7,{r4-r7} @ load Htbl[nlo] + ldrb r12,[r0,#14] + + add r11,r1,r14 + and r14,r4,#0xf @ rem + ldmia r11,{r8-r11} @ load Htbl[nhi] + add r14,r14,r14 + eor r4,r8,r4,lsr#4 + ldrh r8,[r2,r14] @ rem_4bit[rem] + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + eor r5,r5,r6,lsl#28 + eor r6,r10,r6,lsr#4 + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 + and r14,r12,#0xf0 + eor r7,r7,r8,lsl#16 + and r12,r12,#0x0f + +.Loop: + add r11,r1,r12,lsl#4 + and r12,r4,#0xf @ rem + subs r3,r3,#1 + add r12,r12,r12 + ldmia r11,{r8-r11} @ load Htbl[nlo] + eor r4,r8,r4,lsr#4 + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + eor r5,r5,r6,lsl#28 + ldrh r8,[r2,r12] @ rem_4bit[rem] + eor r6,r10,r6,lsr#4 + ldrplb r12,[r0,r3] + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 + + add r11,r1,r14 + and r14,r4,#0xf @ rem + eor r7,r7,r8,lsl#16 @ ^= rem_4bit[rem] + add r14,r14,r14 + ldmia r11,{r8-r11} @ load Htbl[nhi] + eor r4,r8,r4,lsr#4 + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + ldrh r8,[r2,r14] @ rem_4bit[rem] + eor r5,r5,r6,lsl#28 + eor r6,r10,r6,lsr#4 + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 + andpl r14,r12,#0xf0 + andpl r12,r12,#0x0f + eor r7,r7,r8,lsl#16 @ ^= rem_4bit[rem] + bpl .Loop +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r4,r4 + str r4,[r0,#12] +#elif defined(__ARMEB__) + str r4,[r0,#12] +#else + mov r9,r4,lsr#8 + strb r4,[r0,#12+3] + mov r10,r4,lsr#16 + strb r9,[r0,#12+2] + mov r11,r4,lsr#24 + strb r10,[r0,#12+1] + strb r11,[r0,#12] +#endif + +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r5,r5 + str r5,[r0,#8] +#elif defined(__ARMEB__) + str r5,[r0,#8] +#else + mov r9,r5,lsr#8 + strb r5,[r0,#8+3] + mov r10,r5,lsr#16 + strb r9,[r0,#8+2] + mov r11,r5,lsr#24 + strb r10,[r0,#8+1] + strb r11,[r0,#8] +#endif + +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r6,r6 + str r6,[r0,#4] +#elif defined(__ARMEB__) + str r6,[r0,#4] +#else + mov r9,r6,lsr#8 + strb r6,[r0,#4+3] + mov r10,r6,lsr#16 + strb r9,[r0,#4+2] + mov r11,r6,lsr#24 + strb r10,[r0,#4+1] + strb r11,[r0,#4] +#endif + +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r7,r7 + str r7,[r0,#0] +#elif defined(__ARMEB__) + str r7,[r0,#0] +#else + mov r9,r7,lsr#8 + strb r7,[r0,#0+3] + mov r10,r7,lsr#16 + strb r9,[r0,#0+2] + mov r11,r7,lsr#24 + strb r10,[r0,#0+1] + strb r11,[r0,#0] +#endif + +#if __ARM_ARCH__>=5 + ldmia sp!,{r4-r11,pc} +#else + ldmia sp!,{r4-r11,lr} + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet + .word 0xe12fff1e @ interoperable with Thumb ISA:-) +#endif +.size gcm_gmult_4bit,.-gcm_gmult_4bit +#if __ARM_ARCH__>=7 +.fpu neon + +.global gcm_gmult_neon +.type gcm_gmult_neon,%function +.align 4 +gcm_gmult_neon: + sub r1,#16 @ point at H in GCM128_CTX + vld1.64 d29,[r0,:64]!@ load Xi + vmov.i32 d5,#0xe1 @ our irreducible polynomial + vld1.64 d28,[r0,:64]! + vshr.u64 d5,#32 + vldmia r1,{d0-d1} @ load H + veor q12,q12 +#ifdef __ARMEL__ + vrev64.8 q14,q14 +#endif + veor q13,q13 + veor q11,q11 + mov r1,#16 + veor q10,q10 + mov r3,#16 + veor d2,d2 + vdup.8 d4,d28[0] @ broadcast lowest byte + b .Linner_neon +.size gcm_gmult_neon,.-gcm_gmult_neon + +.global gcm_ghash_neon +.type gcm_ghash_neon,%function +.align 4 +gcm_ghash_neon: + vld1.64 d21,[r0,:64]! @ load Xi + vmov.i32 d5,#0xe1 @ our irreducible polynomial + vld1.64 d20,[r0,:64]! + vshr.u64 d5,#32 + vldmia r0,{d0-d1} @ load H + veor q12,q12 + nop +#ifdef __ARMEL__ + vrev64.8 q10,q10 +#endif +.Louter_neon: + vld1.64 d29,[r2]! @ load inp + veor q13,q13 + vld1.64 d28,[r2]! + veor q11,q11 + mov r1,#16 +#ifdef __ARMEL__ + vrev64.8 q14,q14 +#endif + veor d2,d2 + veor q14,q10 @ inp^=Xi + veor q10,q10 + vdup.8 d4,d28[0] @ broadcast lowest byte +.Linner_neon: + subs r1,r1,#1 + vmull.p8 q9,d1,d4 @ H.lo·Xi[i] + vmull.p8 q8,d0,d4 @ H.hi·Xi[i] + vext.8 q14,q12,#1 @ IN>>=8 + + veor q10,q13 @ modulo-scheduled part + vshl.i64 d22,#48 + vdup.8 d4,d28[0] @ broadcast lowest byte + veor d3,d18,d20 + + veor d21,d22 + vuzp.8 q9,q8 + vsli.8 d2,d3,#1 @ compose the "carry" byte + vext.8 q10,q12,#1 @ Z>>=8 + + vmull.p8 q11,d2,d5 @ "carry"·0xe1 + vshr.u8 d2,d3,#7 @ save Z's bottom bit + vext.8 q13,q9,q12,#1 @ Qlo>>=8 + veor q10,q8 + bne .Linner_neon + + veor q10,q13 @ modulo-scheduled artefact + vshl.i64 d22,#48 + veor d21,d22 + + @ finalization, normalize Z:Zo + vand d2,d5 @ suffices to mask the bit + vshr.u64 d3,d20,#63 + vshl.i64 q10,#1 + subs r3,#16 + vorr q10,q1 @ Z=Z:Zo<<1 + bne .Louter_neon + +#ifdef __ARMEL__ + vrev64.8 q10,q10 +#endif + sub r0,#16 + vst1.64 d21,[r0,:64]! @ write out Xi + vst1.64 d20,[r0,:64] + + .word 0xe12fff1e +.size gcm_ghash_neon,.-gcm_ghash_neon +#endif +.asciz "GHASH for ARMv4/NEON, CRYPTOGAMS by " +.align 2 -- cgit v1.2.3