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Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto update from Herbert Xu:

 - Added aesni/avx/x86_64 implementations for camellia.

 - Optimised AVX code for cast5/serpent/twofish/cast6.

 - Fixed vmac bug with unaligned input.

 - Allow compression algorithms in FIPS mode.

 - Optimised crc32c implementation for Intel.

 - Misc fixes.

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (32 commits)
  crypto: caam - Updated SEC-4.0 device tree binding for ERA information.
  crypto: testmgr - remove superfluous initializers for xts(aes)
  crypto: testmgr - allow compression algs in fips mode
  crypto: testmgr - add larger crc32c test vector to test FPU path in crc32c_intel
  crypto: testmgr - clean alg_test_null entries in alg_test_descs[]
  crypto: testmgr - remove fips_allowed flag from camellia-aesni null-tests
  crypto: cast5/cast6 - move lookup tables to shared module
  padata: use __this_cpu_read per-cpu helper
  crypto: s5p-sss - Fix compilation error
  crypto: picoxcell - Add terminating entry for platform_device_id table
  crypto: omap-aes - select BLKCIPHER2
  crypto: camellia - add AES-NI/AVX/x86_64 assembler implementation of camellia cipher
  crypto: camellia-x86_64 - share common functions and move structures and function definitions to header file
  crypto: tcrypt - add async speed test for camellia cipher
  crypto: tegra-aes - fix error-valued pointer dereference
  crypto: tegra - fix missing unlock on error case
  crypto: cast5/avx - avoid using temporary stack buffers
  crypto: serpent/avx - avoid using temporary stack buffers
  crypto: twofish/avx - avoid using temporary stack buffers
  crypto: cast6/avx - avoid using temporary stack buffers
  ...
  • Loading branch information...
commit 1ed55eac3b1fc30b29cdb52251e0f13b24fc344c 2 parents 08242bc + a2c0911
@torvalds authored
Showing with 9,391 additions and 1,686 deletions.
  1. +3 −2 Documentation/devicetree/bindings/crypto/fsl-sec4.txt
  2. +5 −0 arch/x86/crypto/Makefile
  3. +1,102 −0 arch/x86/crypto/camellia-aesni-avx-asm_64.S
  4. +558 −0 arch/x86/crypto/camellia_aesni_avx_glue.c
  5. +29 −63 arch/x86/crypto/camellia_glue.c
  6. +265 −83 arch/x86/crypto/cast5-avx-x86_64-asm_64.S
  7. +23 −56 arch/x86/crypto/cast5_avx_glue.c
  8. +131 −75 arch/x86/crypto/cast6-avx-x86_64-asm_64.S
  9. +16 −61 arch/x86/crypto/cast6_avx_glue.c
  10. +81 −0 arch/x86/crypto/{crc32c-intel.c → crc32c-intel_glue.c}
  11. +460 −0 arch/x86/crypto/crc32c-pcl-intel-asm_64.S
  12. +91 −0 arch/x86/crypto/glue_helper-asm-avx.S
  13. +6 −6 arch/x86/crypto/glue_helper.c
  14. +108 −58 arch/x86/crypto/serpent-avx-x86_64-asm_64.S
  15. +9 −40 arch/x86/crypto/serpent_avx_glue.c
  16. +6 −6 arch/x86/crypto/serpent_sse2_glue.c
  17. +137 −71 arch/x86/crypto/twofish-avx-x86_64-asm_64.S
  18. +15 −58 arch/x86/crypto/twofish_avx_glue.c
  19. +10 −10 arch/x86/crypto/twofish_glue_3way.c
  20. +82 −0 arch/x86/include/asm/crypto/camellia.h
  21. +17 −11 arch/x86/include/asm/crypto/glue_helper.h
  22. +7 −20 arch/x86/include/asm/crypto/serpent-avx.h
  23. +2 −2 arch/x86/include/asm/crypto/twofish.h
  24. +42 −0 crypto/Kconfig
  25. +1 −0  crypto/Makefile
  26. +4 −273 crypto/cast5_generic.c
  27. +4 −276 crypto/cast6_generic.c
  28. +290 −0 crypto/cast_common.c
  29. +29 −0 crypto/tcrypt.c
  30. +45 −324 crypto/testmgr.c
  31. +5,744 −168 crypto/testmgr.h
  32. +43 −4 crypto/vmac.c
  33. +1 −0  drivers/crypto/Kconfig
  34. +1 −0  drivers/crypto/picoxcell_crypto.c
  35. +1 −1  drivers/crypto/s5p-sss.c
  36. +1 −2  drivers/crypto/talitos.c
  37. +7 −3 drivers/crypto/tegra-aes.c
  38. +1 −5 include/crypto/cast5.h
  39. +1 −5 include/crypto/cast6.h
  40. +9 −0 include/crypto/cast_common.h
  41. +2 −0  include/crypto/vmac.h
  42. +2 −3 kernel/padata.c
View
5 Documentation/devicetree/bindings/crypto/fsl-sec4.txt
@@ -54,7 +54,8 @@ PROPERTIES
- compatible
Usage: required
Value type: <string>
- Definition: Must include "fsl,sec-v4.0"
+ Definition: Must include "fsl,sec-v4.0". Also includes SEC
+ ERA versions (optional) with which the device is compatible.
- #address-cells
Usage: required
@@ -106,7 +107,7 @@ PROPERTIES
EXAMPLE
crypto@300000 {
- compatible = "fsl,sec-v4.0";
+ compatible = "fsl,sec-v4.0", "fsl,sec-era-v2.0";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x300000 0x10000>;
View
5 arch/x86/crypto/Makefile
@@ -12,6 +12,7 @@ obj-$(CONFIG_CRYPTO_SERPENT_SSE2_586) += serpent-sse2-i586.o
obj-$(CONFIG_CRYPTO_AES_X86_64) += aes-x86_64.o
obj-$(CONFIG_CRYPTO_CAMELLIA_X86_64) += camellia-x86_64.o
+obj-$(CONFIG_CRYPTO_CAMELLIA_AESNI_AVX_X86_64) += camellia-aesni-avx-x86_64.o
obj-$(CONFIG_CRYPTO_CAST5_AVX_X86_64) += cast5-avx-x86_64.o
obj-$(CONFIG_CRYPTO_CAST6_AVX_X86_64) += cast6-avx-x86_64.o
obj-$(CONFIG_CRYPTO_BLOWFISH_X86_64) += blowfish-x86_64.o
@@ -34,6 +35,8 @@ serpent-sse2-i586-y := serpent-sse2-i586-asm_32.o serpent_sse2_glue.o
aes-x86_64-y := aes-x86_64-asm_64.o aes_glue.o
camellia-x86_64-y := camellia-x86_64-asm_64.o camellia_glue.o
+camellia-aesni-avx-x86_64-y := camellia-aesni-avx-asm_64.o \
+ camellia_aesni_avx_glue.o
cast5-avx-x86_64-y := cast5-avx-x86_64-asm_64.o cast5_avx_glue.o
cast6-avx-x86_64-y := cast6-avx-x86_64-asm_64.o cast6_avx_glue.o
blowfish-x86_64-y := blowfish-x86_64-asm_64.o blowfish_glue.o
@@ -47,3 +50,5 @@ serpent-avx-x86_64-y := serpent-avx-x86_64-asm_64.o serpent_avx_glue.o
aesni-intel-y := aesni-intel_asm.o aesni-intel_glue.o fpu.o
ghash-clmulni-intel-y := ghash-clmulni-intel_asm.o ghash-clmulni-intel_glue.o
sha1-ssse3-y := sha1_ssse3_asm.o sha1_ssse3_glue.o
+crc32c-intel-y := crc32c-intel_glue.o
+crc32c-intel-$(CONFIG_CRYPTO_CRC32C_X86_64) += crc32c-pcl-intel-asm_64.o
View
1,102 arch/x86/crypto/camellia-aesni-avx-asm_64.S
@@ -0,0 +1,1102 @@
+/*
+ * x86_64/AVX/AES-NI assembler implementation of Camellia
+ *
+ * Copyright © 2012 Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+/*
+ * Version licensed under 2-clause BSD License is available at:
+ * http://koti.mbnet.fi/axh/crypto/camellia-BSD-1.2.0-aesni1.tar.xz
+ */
+
+#define CAMELLIA_TABLE_BYTE_LEN 272
+
+/* struct camellia_ctx: */
+#define key_table 0
+#define key_length CAMELLIA_TABLE_BYTE_LEN
+
+/* register macros */
+#define CTX %rdi
+
+/**********************************************************************
+ 16-way camellia
+ **********************************************************************/
+#define filter_8bit(x, lo_t, hi_t, mask4bit, tmp0) \
+ vpand x, mask4bit, tmp0; \
+ vpandn x, mask4bit, x; \
+ vpsrld $4, x, x; \
+ \
+ vpshufb tmp0, lo_t, tmp0; \
+ vpshufb x, hi_t, x; \
+ vpxor tmp0, x, x;
+
+/*
+ * IN:
+ * x0..x7: byte-sliced AB state
+ * mem_cd: register pointer storing CD state
+ * key: index for key material
+ * OUT:
+ * x0..x7: new byte-sliced CD state
+ */
+#define roundsm16(x0, x1, x2, x3, x4, x5, x6, x7, t0, t1, t2, t3, t4, t5, t6, \
+ t7, mem_cd, key) \
+ /* \
+ * S-function with AES subbytes \
+ */ \
+ vmovdqa .Linv_shift_row, t4; \
+ vbroadcastss .L0f0f0f0f, t7; \
+ vmovdqa .Lpre_tf_lo_s1, t0; \
+ vmovdqa .Lpre_tf_hi_s1, t1; \
+ \
+ /* AES inverse shift rows */ \
+ vpshufb t4, x0, x0; \
+ vpshufb t4, x7, x7; \
+ vpshufb t4, x1, x1; \
+ vpshufb t4, x4, x4; \
+ vpshufb t4, x2, x2; \
+ vpshufb t4, x5, x5; \
+ vpshufb t4, x3, x3; \
+ vpshufb t4, x6, x6; \
+ \
+ /* prefilter sboxes 1, 2 and 3 */ \
+ vmovdqa .Lpre_tf_lo_s4, t2; \
+ vmovdqa .Lpre_tf_hi_s4, t3; \
+ filter_8bit(x0, t0, t1, t7, t6); \
+ filter_8bit(x7, t0, t1, t7, t6); \
+ filter_8bit(x1, t0, t1, t7, t6); \
+ filter_8bit(x4, t0, t1, t7, t6); \
+ filter_8bit(x2, t0, t1, t7, t6); \
+ filter_8bit(x5, t0, t1, t7, t6); \
+ \
+ /* prefilter sbox 4 */ \
+ vpxor t4, t4, t4; \
+ filter_8bit(x3, t2, t3, t7, t6); \
+ filter_8bit(x6, t2, t3, t7, t6); \
+ \
+ /* AES subbytes + AES shift rows */ \
+ vmovdqa .Lpost_tf_lo_s1, t0; \
+ vmovdqa .Lpost_tf_hi_s1, t1; \
+ vaesenclast t4, x0, x0; \
+ vaesenclast t4, x7, x7; \
+ vaesenclast t4, x1, x1; \
+ vaesenclast t4, x4, x4; \
+ vaesenclast t4, x2, x2; \
+ vaesenclast t4, x5, x5; \
+ vaesenclast t4, x3, x3; \
+ vaesenclast t4, x6, x6; \
+ \
+ /* postfilter sboxes 1 and 4 */ \
+ vmovdqa .Lpost_tf_lo_s3, t2; \
+ vmovdqa .Lpost_tf_hi_s3, t3; \
+ filter_8bit(x0, t0, t1, t7, t6); \
+ filter_8bit(x7, t0, t1, t7, t6); \
+ filter_8bit(x3, t0, t1, t7, t6); \
+ filter_8bit(x6, t0, t1, t7, t6); \
+ \
+ /* postfilter sbox 3 */ \
+ vmovdqa .Lpost_tf_lo_s2, t4; \
+ vmovdqa .Lpost_tf_hi_s2, t5; \
+ filter_8bit(x2, t2, t3, t7, t6); \
+ filter_8bit(x5, t2, t3, t7, t6); \
+ \
+ vpxor t6, t6, t6; \
+ vmovq key, t0; \
+ \
+ /* postfilter sbox 2 */ \
+ filter_8bit(x1, t4, t5, t7, t2); \
+ filter_8bit(x4, t4, t5, t7, t2); \
+ \
+ vpsrldq $5, t0, t5; \
+ vpsrldq $1, t0, t1; \
+ vpsrldq $2, t0, t2; \
+ vpsrldq $3, t0, t3; \
+ vpsrldq $4, t0, t4; \
+ vpshufb t6, t0, t0; \
+ vpshufb t6, t1, t1; \
+ vpshufb t6, t2, t2; \
+ vpshufb t6, t3, t3; \
+ vpshufb t6, t4, t4; \
+ vpsrldq $2, t5, t7; \
+ vpshufb t6, t7, t7; \
+ \
+ /* \
+ * P-function \
+ */ \
+ vpxor x5, x0, x0; \
+ vpxor x6, x1, x1; \
+ vpxor x7, x2, x2; \
+ vpxor x4, x3, x3; \
+ \
+ vpxor x2, x4, x4; \
+ vpxor x3, x5, x5; \
+ vpxor x0, x6, x6; \
+ vpxor x1, x7, x7; \
+ \
+ vpxor x7, x0, x0; \
+ vpxor x4, x1, x1; \
+ vpxor x5, x2, x2; \
+ vpxor x6, x3, x3; \
+ \
+ vpxor x3, x4, x4; \
+ vpxor x0, x5, x5; \
+ vpxor x1, x6, x6; \
+ vpxor x2, x7, x7; /* note: high and low parts swapped */ \
+ \
+ /* \
+ * Add key material and result to CD (x becomes new CD) \
+ */ \
+ \
+ vpxor t3, x4, x4; \
+ vpxor 0 * 16(mem_cd), x4, x4; \
+ \
+ vpxor t2, x5, x5; \
+ vpxor 1 * 16(mem_cd), x5, x5; \
+ \
+ vpsrldq $1, t5, t3; \
+ vpshufb t6, t5, t5; \
+ vpshufb t6, t3, t6; \
+ \
+ vpxor t1, x6, x6; \
+ vpxor 2 * 16(mem_cd), x6, x6; \
+ \
+ vpxor t0, x7, x7; \
+ vpxor 3 * 16(mem_cd), x7, x7; \
+ \
+ vpxor t7, x0, x0; \
+ vpxor 4 * 16(mem_cd), x0, x0; \
+ \
+ vpxor t6, x1, x1; \
+ vpxor 5 * 16(mem_cd), x1, x1; \
+ \
+ vpxor t5, x2, x2; \
+ vpxor 6 * 16(mem_cd), x2, x2; \
+ \
+ vpxor t4, x3, x3; \
+ vpxor 7 * 16(mem_cd), x3, x3;
+
+/*
+ * Size optimization... with inlined roundsm16, binary would be over 5 times
+ * larger and would only be 0.5% faster (on sandy-bridge).
+ */
+.align 8
+roundsm16_x0_x1_x2_x3_x4_x5_x6_x7_y0_y1_y2_y3_y4_y5_y6_y7_cd:
+ roundsm16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, %xmm15,
+ %rcx, (%r9));
+ ret;
+
+.align 8
+roundsm16_x4_x5_x6_x7_x0_x1_x2_x3_y4_y5_y6_y7_y0_y1_y2_y3_ab:
+ roundsm16(%xmm4, %xmm5, %xmm6, %xmm7, %xmm0, %xmm1, %xmm2, %xmm3,
+ %xmm12, %xmm13, %xmm14, %xmm15, %xmm8, %xmm9, %xmm10, %xmm11,
+ %rax, (%r9));
+ ret;
+
+/*
+ * IN/OUT:
+ * x0..x7: byte-sliced AB state preloaded
+ * mem_ab: byte-sliced AB state in memory
+ * mem_cb: byte-sliced CD state in memory
+ */
+#define two_roundsm16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd, i, dir, store_ab) \
+ leaq (key_table + (i) * 8)(CTX), %r9; \
+ call roundsm16_x0_x1_x2_x3_x4_x5_x6_x7_y0_y1_y2_y3_y4_y5_y6_y7_cd; \
+ \
+ vmovdqu x4, 0 * 16(mem_cd); \
+ vmovdqu x5, 1 * 16(mem_cd); \
+ vmovdqu x6, 2 * 16(mem_cd); \
+ vmovdqu x7, 3 * 16(mem_cd); \
+ vmovdqu x0, 4 * 16(mem_cd); \
+ vmovdqu x1, 5 * 16(mem_cd); \
+ vmovdqu x2, 6 * 16(mem_cd); \
+ vmovdqu x3, 7 * 16(mem_cd); \
+ \
+ leaq (key_table + ((i) + (dir)) * 8)(CTX), %r9; \
+ call roundsm16_x4_x5_x6_x7_x0_x1_x2_x3_y4_y5_y6_y7_y0_y1_y2_y3_ab; \
+ \
+ store_ab(x0, x1, x2, x3, x4, x5, x6, x7, mem_ab);
+
+#define dummy_store(x0, x1, x2, x3, x4, x5, x6, x7, mem_ab) /* do nothing */
+
+#define store_ab_state(x0, x1, x2, x3, x4, x5, x6, x7, mem_ab) \
+ /* Store new AB state */ \
+ vmovdqu x0, 0 * 16(mem_ab); \
+ vmovdqu x1, 1 * 16(mem_ab); \
+ vmovdqu x2, 2 * 16(mem_ab); \
+ vmovdqu x3, 3 * 16(mem_ab); \
+ vmovdqu x4, 4 * 16(mem_ab); \
+ vmovdqu x5, 5 * 16(mem_ab); \
+ vmovdqu x6, 6 * 16(mem_ab); \
+ vmovdqu x7, 7 * 16(mem_ab);
+
+#define enc_rounds16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd, i) \
+ two_roundsm16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd, (i) + 2, 1, store_ab_state); \
+ two_roundsm16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd, (i) + 4, 1, store_ab_state); \
+ two_roundsm16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd, (i) + 6, 1, dummy_store);
+
+#define dec_rounds16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd, i) \
+ two_roundsm16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd, (i) + 7, -1, store_ab_state); \
+ two_roundsm16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd, (i) + 5, -1, store_ab_state); \
+ two_roundsm16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd, (i) + 3, -1, dummy_store);
+
+/*
+ * IN:
+ * v0..3: byte-sliced 32-bit integers
+ * OUT:
+ * v0..3: (IN <<< 1)
+ */
+#define rol32_1_16(v0, v1, v2, v3, t0, t1, t2, zero) \
+ vpcmpgtb v0, zero, t0; \
+ vpaddb v0, v0, v0; \
+ vpabsb t0, t0; \
+ \
+ vpcmpgtb v1, zero, t1; \
+ vpaddb v1, v1, v1; \
+ vpabsb t1, t1; \
+ \
+ vpcmpgtb v2, zero, t2; \
+ vpaddb v2, v2, v2; \
+ vpabsb t2, t2; \
+ \
+ vpor t0, v1, v1; \
+ \
+ vpcmpgtb v3, zero, t0; \
+ vpaddb v3, v3, v3; \
+ vpabsb t0, t0; \
+ \
+ vpor t1, v2, v2; \
+ vpor t2, v3, v3; \
+ vpor t0, v0, v0;
+
+/*
+ * IN:
+ * r: byte-sliced AB state in memory
+ * l: byte-sliced CD state in memory
+ * OUT:
+ * x0..x7: new byte-sliced CD state
+ */
+#define fls16(l, l0, l1, l2, l3, l4, l5, l6, l7, r, t0, t1, t2, t3, tt0, \
+ tt1, tt2, tt3, kll, klr, krl, krr) \
+ /* \
+ * t0 = kll; \
+ * t0 &= ll; \
+ * lr ^= rol32(t0, 1); \
+ */ \
+ vpxor tt0, tt0, tt0; \
+ vmovd kll, t0; \
+ vpshufb tt0, t0, t3; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t2; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t1; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t0; \
+ \
+ vpand l0, t0, t0; \
+ vpand l1, t1, t1; \
+ vpand l2, t2, t2; \
+ vpand l3, t3, t3; \
+ \
+ rol32_1_16(t3, t2, t1, t0, tt1, tt2, tt3, tt0); \
+ \
+ vpxor l4, t0, l4; \
+ vmovdqu l4, 4 * 16(l); \
+ vpxor l5, t1, l5; \
+ vmovdqu l5, 5 * 16(l); \
+ vpxor l6, t2, l6; \
+ vmovdqu l6, 6 * 16(l); \
+ vpxor l7, t3, l7; \
+ vmovdqu l7, 7 * 16(l); \
+ \
+ /* \
+ * t2 = krr; \
+ * t2 |= rr; \
+ * rl ^= t2; \
+ */ \
+ \
+ vmovd krr, t0; \
+ vpshufb tt0, t0, t3; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t2; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t1; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t0; \
+ \
+ vpor 4 * 16(r), t0, t0; \
+ vpor 5 * 16(r), t1, t1; \
+ vpor 6 * 16(r), t2, t2; \
+ vpor 7 * 16(r), t3, t3; \
+ \
+ vpxor 0 * 16(r), t0, t0; \
+ vpxor 1 * 16(r), t1, t1; \
+ vpxor 2 * 16(r), t2, t2; \
+ vpxor 3 * 16(r), t3, t3; \
+ vmovdqu t0, 0 * 16(r); \
+ vmovdqu t1, 1 * 16(r); \
+ vmovdqu t2, 2 * 16(r); \
+ vmovdqu t3, 3 * 16(r); \
+ \
+ /* \
+ * t2 = krl; \
+ * t2 &= rl; \
+ * rr ^= rol32(t2, 1); \
+ */ \
+ vmovd krl, t0; \
+ vpshufb tt0, t0, t3; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t2; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t1; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t0; \
+ \
+ vpand 0 * 16(r), t0, t0; \
+ vpand 1 * 16(r), t1, t1; \
+ vpand 2 * 16(r), t2, t2; \
+ vpand 3 * 16(r), t3, t3; \
+ \
+ rol32_1_16(t3, t2, t1, t0, tt1, tt2, tt3, tt0); \
+ \
+ vpxor 4 * 16(r), t0, t0; \
+ vpxor 5 * 16(r), t1, t1; \
+ vpxor 6 * 16(r), t2, t2; \
+ vpxor 7 * 16(r), t3, t3; \
+ vmovdqu t0, 4 * 16(r); \
+ vmovdqu t1, 5 * 16(r); \
+ vmovdqu t2, 6 * 16(r); \
+ vmovdqu t3, 7 * 16(r); \
+ \
+ /* \
+ * t0 = klr; \
+ * t0 |= lr; \
+ * ll ^= t0; \
+ */ \
+ \
+ vmovd klr, t0; \
+ vpshufb tt0, t0, t3; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t2; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t1; \
+ vpsrldq $1, t0, t0; \
+ vpshufb tt0, t0, t0; \
+ \
+ vpor l4, t0, t0; \
+ vpor l5, t1, t1; \
+ vpor l6, t2, t2; \
+ vpor l7, t3, t3; \
+ \
+ vpxor l0, t0, l0; \
+ vmovdqu l0, 0 * 16(l); \
+ vpxor l1, t1, l1; \
+ vmovdqu l1, 1 * 16(l); \
+ vpxor l2, t2, l2; \
+ vmovdqu l2, 2 * 16(l); \
+ vpxor l3, t3, l3; \
+ vmovdqu l3, 3 * 16(l);
+
+#define transpose_4x4(x0, x1, x2, x3, t1, t2) \
+ vpunpckhdq x1, x0, t2; \
+ vpunpckldq x1, x0, x0; \
+ \
+ vpunpckldq x3, x2, t1; \
+ vpunpckhdq x3, x2, x2; \
+ \
+ vpunpckhqdq t1, x0, x1; \
+ vpunpcklqdq t1, x0, x0; \
+ \
+ vpunpckhqdq x2, t2, x3; \
+ vpunpcklqdq x2, t2, x2;
+
+#define byteslice_16x16b(a0, b0, c0, d0, a1, b1, c1, d1, a2, b2, c2, d2, a3, \
+ b3, c3, d3, st0, st1) \
+ vmovdqu d2, st0; \
+ vmovdqu d3, st1; \
+ transpose_4x4(a0, a1, a2, a3, d2, d3); \
+ transpose_4x4(b0, b1, b2, b3, d2, d3); \
+ vmovdqu st0, d2; \
+ vmovdqu st1, d3; \
+ \
+ vmovdqu a0, st0; \
+ vmovdqu a1, st1; \
+ transpose_4x4(c0, c1, c2, c3, a0, a1); \
+ transpose_4x4(d0, d1, d2, d3, a0, a1); \
+ \
+ vmovdqu .Lshufb_16x16b, a0; \
+ vmovdqu st1, a1; \
+ vpshufb a0, a2, a2; \
+ vpshufb a0, a3, a3; \
+ vpshufb a0, b0, b0; \
+ vpshufb a0, b1, b1; \
+ vpshufb a0, b2, b2; \
+ vpshufb a0, b3, b3; \
+ vpshufb a0, a1, a1; \
+ vpshufb a0, c0, c0; \
+ vpshufb a0, c1, c1; \
+ vpshufb a0, c2, c2; \
+ vpshufb a0, c3, c3; \
+ vpshufb a0, d0, d0; \
+ vpshufb a0, d1, d1; \
+ vpshufb a0, d2, d2; \
+ vpshufb a0, d3, d3; \
+ vmovdqu d3, st1; \
+ vmovdqu st0, d3; \
+ vpshufb a0, d3, a0; \
+ vmovdqu d2, st0; \
+ \
+ transpose_4x4(a0, b0, c0, d0, d2, d3); \
+ transpose_4x4(a1, b1, c1, d1, d2, d3); \
+ vmovdqu st0, d2; \
+ vmovdqu st1, d3; \
+ \
+ vmovdqu b0, st0; \
+ vmovdqu b1, st1; \
+ transpose_4x4(a2, b2, c2, d2, b0, b1); \
+ transpose_4x4(a3, b3, c3, d3, b0, b1); \
+ vmovdqu st0, b0; \
+ vmovdqu st1, b1; \
+ /* does not adjust output bytes inside vectors */
+
+/* load blocks to registers and apply pre-whitening */
+#define inpack16_pre(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, rio, key) \
+ vmovq key, x0; \
+ vpshufb .Lpack_bswap, x0, x0; \
+ \
+ vpxor 0 * 16(rio), x0, y7; \
+ vpxor 1 * 16(rio), x0, y6; \
+ vpxor 2 * 16(rio), x0, y5; \
+ vpxor 3 * 16(rio), x0, y4; \
+ vpxor 4 * 16(rio), x0, y3; \
+ vpxor 5 * 16(rio), x0, y2; \
+ vpxor 6 * 16(rio), x0, y1; \
+ vpxor 7 * 16(rio), x0, y0; \
+ vpxor 8 * 16(rio), x0, x7; \
+ vpxor 9 * 16(rio), x0, x6; \
+ vpxor 10 * 16(rio), x0, x5; \
+ vpxor 11 * 16(rio), x0, x4; \
+ vpxor 12 * 16(rio), x0, x3; \
+ vpxor 13 * 16(rio), x0, x2; \
+ vpxor 14 * 16(rio), x0, x1; \
+ vpxor 15 * 16(rio), x0, x0;
+
+/* byteslice pre-whitened blocks and store to temporary memory */
+#define inpack16_post(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, mem_ab, mem_cd) \
+ byteslice_16x16b(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, \
+ y5, y6, y7, (mem_ab), (mem_cd)); \
+ \
+ vmovdqu x0, 0 * 16(mem_ab); \
+ vmovdqu x1, 1 * 16(mem_ab); \
+ vmovdqu x2, 2 * 16(mem_ab); \
+ vmovdqu x3, 3 * 16(mem_ab); \
+ vmovdqu x4, 4 * 16(mem_ab); \
+ vmovdqu x5, 5 * 16(mem_ab); \
+ vmovdqu x6, 6 * 16(mem_ab); \
+ vmovdqu x7, 7 * 16(mem_ab); \
+ vmovdqu y0, 0 * 16(mem_cd); \
+ vmovdqu y1, 1 * 16(mem_cd); \
+ vmovdqu y2, 2 * 16(mem_cd); \
+ vmovdqu y3, 3 * 16(mem_cd); \
+ vmovdqu y4, 4 * 16(mem_cd); \
+ vmovdqu y5, 5 * 16(mem_cd); \
+ vmovdqu y6, 6 * 16(mem_cd); \
+ vmovdqu y7, 7 * 16(mem_cd);
+
+/* de-byteslice, apply post-whitening and store blocks */
+#define outunpack16(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, \
+ y5, y6, y7, key, stack_tmp0, stack_tmp1) \
+ byteslice_16x16b(y0, y4, x0, x4, y1, y5, x1, x5, y2, y6, x2, x6, y3, \
+ y7, x3, x7, stack_tmp0, stack_tmp1); \
+ \
+ vmovdqu x0, stack_tmp0; \
+ \
+ vmovq key, x0; \
+ vpshufb .Lpack_bswap, x0, x0; \
+ \
+ vpxor x0, y7, y7; \
+ vpxor x0, y6, y6; \
+ vpxor x0, y5, y5; \
+ vpxor x0, y4, y4; \
+ vpxor x0, y3, y3; \
+ vpxor x0, y2, y2; \
+ vpxor x0, y1, y1; \
+ vpxor x0, y0, y0; \
+ vpxor x0, x7, x7; \
+ vpxor x0, x6, x6; \
+ vpxor x0, x5, x5; \
+ vpxor x0, x4, x4; \
+ vpxor x0, x3, x3; \
+ vpxor x0, x2, x2; \
+ vpxor x0, x1, x1; \
+ vpxor stack_tmp0, x0, x0;
+
+#define write_output(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, \
+ y6, y7, rio) \
+ vmovdqu x0, 0 * 16(rio); \
+ vmovdqu x1, 1 * 16(rio); \
+ vmovdqu x2, 2 * 16(rio); \
+ vmovdqu x3, 3 * 16(rio); \
+ vmovdqu x4, 4 * 16(rio); \
+ vmovdqu x5, 5 * 16(rio); \
+ vmovdqu x6, 6 * 16(rio); \
+ vmovdqu x7, 7 * 16(rio); \
+ vmovdqu y0, 8 * 16(rio); \
+ vmovdqu y1, 9 * 16(rio); \
+ vmovdqu y2, 10 * 16(rio); \
+ vmovdqu y3, 11 * 16(rio); \
+ vmovdqu y4, 12 * 16(rio); \
+ vmovdqu y5, 13 * 16(rio); \
+ vmovdqu y6, 14 * 16(rio); \
+ vmovdqu y7, 15 * 16(rio);
+
+.data
+.align 16
+
+#define SHUFB_BYTES(idx) \
+ 0 + (idx), 4 + (idx), 8 + (idx), 12 + (idx)
+
+.Lshufb_16x16b:
+ .byte SHUFB_BYTES(0), SHUFB_BYTES(1), SHUFB_BYTES(2), SHUFB_BYTES(3);
+
+.Lpack_bswap:
+ .long 0x00010203
+ .long 0x04050607
+ .long 0x80808080
+ .long 0x80808080
+
+/* For CTR-mode IV byteswap */
+.Lbswap128_mask:
+ .byte 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
+
+/*
+ * pre-SubByte transform
+ *
+ * pre-lookup for sbox1, sbox2, sbox3:
+ * swap_bitendianness(
+ * isom_map_camellia_to_aes(
+ * camellia_f(
+ * swap_bitendianess(in)
+ * )
+ * )
+ * )
+ *
+ * (note: '⊕ 0xc5' inside camellia_f())
+ */
+.Lpre_tf_lo_s1:
+ .byte 0x45, 0xe8, 0x40, 0xed, 0x2e, 0x83, 0x2b, 0x86
+ .byte 0x4b, 0xe6, 0x4e, 0xe3, 0x20, 0x8d, 0x25, 0x88
+.Lpre_tf_hi_s1:
+ .byte 0x00, 0x51, 0xf1, 0xa0, 0x8a, 0xdb, 0x7b, 0x2a
+ .byte 0x09, 0x58, 0xf8, 0xa9, 0x83, 0xd2, 0x72, 0x23
+
+/*
+ * pre-SubByte transform
+ *
+ * pre-lookup for sbox4:
+ * swap_bitendianness(
+ * isom_map_camellia_to_aes(
+ * camellia_f(
+ * swap_bitendianess(in <<< 1)
+ * )
+ * )
+ * )
+ *
+ * (note: '⊕ 0xc5' inside camellia_f())
+ */
+.Lpre_tf_lo_s4:
+ .byte 0x45, 0x40, 0x2e, 0x2b, 0x4b, 0x4e, 0x20, 0x25
+ .byte 0x14, 0x11, 0x7f, 0x7a, 0x1a, 0x1f, 0x71, 0x74
+.Lpre_tf_hi_s4:
+ .byte 0x00, 0xf1, 0x8a, 0x7b, 0x09, 0xf8, 0x83, 0x72
+ .byte 0xad, 0x5c, 0x27, 0xd6, 0xa4, 0x55, 0x2e, 0xdf
+
+/*
+ * post-SubByte transform
+ *
+ * post-lookup for sbox1, sbox4:
+ * swap_bitendianness(
+ * camellia_h(
+ * isom_map_aes_to_camellia(
+ * swap_bitendianness(
+ * aes_inverse_affine_transform(in)
+ * )
+ * )
+ * )
+ * )
+ *
+ * (note: '⊕ 0x6e' inside camellia_h())
+ */
+.Lpost_tf_lo_s1:
+ .byte 0x3c, 0xcc, 0xcf, 0x3f, 0x32, 0xc2, 0xc1, 0x31
+ .byte 0xdc, 0x2c, 0x2f, 0xdf, 0xd2, 0x22, 0x21, 0xd1
+.Lpost_tf_hi_s1:
+ .byte 0x00, 0xf9, 0x86, 0x7f, 0xd7, 0x2e, 0x51, 0xa8
+ .byte 0xa4, 0x5d, 0x22, 0xdb, 0x73, 0x8a, 0xf5, 0x0c
+
+/*
+ * post-SubByte transform
+ *
+ * post-lookup for sbox2:
+ * swap_bitendianness(
+ * camellia_h(
+ * isom_map_aes_to_camellia(
+ * swap_bitendianness(
+ * aes_inverse_affine_transform(in)
+ * )
+ * )
+ * )
+ * ) <<< 1
+ *
+ * (note: '⊕ 0x6e' inside camellia_h())
+ */
+.Lpost_tf_lo_s2:
+ .byte 0x78, 0x99, 0x9f, 0x7e, 0x64, 0x85, 0x83, 0x62
+ .byte 0xb9, 0x58, 0x5e, 0xbf, 0xa5, 0x44, 0x42, 0xa3
+.Lpost_tf_hi_s2:
+ .byte 0x00, 0xf3, 0x0d, 0xfe, 0xaf, 0x5c, 0xa2, 0x51
+ .byte 0x49, 0xba, 0x44, 0xb7, 0xe6, 0x15, 0xeb, 0x18
+
+/*
+ * post-SubByte transform
+ *
+ * post-lookup for sbox3:
+ * swap_bitendianness(
+ * camellia_h(
+ * isom_map_aes_to_camellia(
+ * swap_bitendianness(
+ * aes_inverse_affine_transform(in)
+ * )
+ * )
+ * )
+ * ) >>> 1
+ *
+ * (note: '⊕ 0x6e' inside camellia_h())
+ */
+.Lpost_tf_lo_s3:
+ .byte 0x1e, 0x66, 0xe7, 0x9f, 0x19, 0x61, 0xe0, 0x98
+ .byte 0x6e, 0x16, 0x97, 0xef, 0x69, 0x11, 0x90, 0xe8
+.Lpost_tf_hi_s3:
+ .byte 0x00, 0xfc, 0x43, 0xbf, 0xeb, 0x17, 0xa8, 0x54
+ .byte 0x52, 0xae, 0x11, 0xed, 0xb9, 0x45, 0xfa, 0x06
+
+/* For isolating SubBytes from AESENCLAST, inverse shift row */
+.Linv_shift_row:
+ .byte 0x00, 0x0d, 0x0a, 0x07, 0x04, 0x01, 0x0e, 0x0b
+ .byte 0x08, 0x05, 0x02, 0x0f, 0x0c, 0x09, 0x06, 0x03
+
+/* 4-bit mask */
+.align 4
+.L0f0f0f0f:
+ .long 0x0f0f0f0f
+
+.text
+
+.align 8
+.type __camellia_enc_blk16,@function;
+
+__camellia_enc_blk16:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rax: temporary storage, 256 bytes
+ * %xmm0..%xmm15: 16 plaintext blocks
+ * output:
+ * %xmm0..%xmm15: 16 encrypted blocks, order swapped:
+ * 7, 8, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8
+ */
+
+ leaq 8 * 16(%rax), %rcx;
+
+ inpack16_post(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx);
+
+ enc_rounds16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx, 0);
+
+ fls16(%rax, %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %rcx, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15,
+ ((key_table + (8) * 8) + 0)(CTX),
+ ((key_table + (8) * 8) + 4)(CTX),
+ ((key_table + (8) * 8) + 8)(CTX),
+ ((key_table + (8) * 8) + 12)(CTX));
+
+ enc_rounds16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx, 8);
+
+ fls16(%rax, %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %rcx, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15,
+ ((key_table + (16) * 8) + 0)(CTX),
+ ((key_table + (16) * 8) + 4)(CTX),
+ ((key_table + (16) * 8) + 8)(CTX),
+ ((key_table + (16) * 8) + 12)(CTX));
+
+ enc_rounds16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx, 16);
+
+ movl $24, %r8d;
+ cmpl $16, key_length(CTX);
+ jne .Lenc_max32;
+
+.Lenc_done:
+ /* load CD for output */
+ vmovdqu 0 * 16(%rcx), %xmm8;
+ vmovdqu 1 * 16(%rcx), %xmm9;
+ vmovdqu 2 * 16(%rcx), %xmm10;
+ vmovdqu 3 * 16(%rcx), %xmm11;
+ vmovdqu 4 * 16(%rcx), %xmm12;
+ vmovdqu 5 * 16(%rcx), %xmm13;
+ vmovdqu 6 * 16(%rcx), %xmm14;
+ vmovdqu 7 * 16(%rcx), %xmm15;
+
+ outunpack16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, (key_table)(CTX, %r8, 8), (%rax), 1 * 16(%rax));
+
+ ret;
+
+.align 8
+.Lenc_max32:
+ movl $32, %r8d;
+
+ fls16(%rax, %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %rcx, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15,
+ ((key_table + (24) * 8) + 0)(CTX),
+ ((key_table + (24) * 8) + 4)(CTX),
+ ((key_table + (24) * 8) + 8)(CTX),
+ ((key_table + (24) * 8) + 12)(CTX));
+
+ enc_rounds16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx, 24);
+
+ jmp .Lenc_done;
+
+.align 8
+.type __camellia_dec_blk16,@function;
+
+__camellia_dec_blk16:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rax: temporary storage, 256 bytes
+ * %r8d: 24 for 16 byte key, 32 for larger
+ * %xmm0..%xmm15: 16 encrypted blocks
+ * output:
+ * %xmm0..%xmm15: 16 plaintext blocks, order swapped:
+ * 7, 8, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8
+ */
+
+ leaq 8 * 16(%rax), %rcx;
+
+ inpack16_post(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx);
+
+ cmpl $32, %r8d;
+ je .Ldec_max32;
+
+.Ldec_max24:
+ dec_rounds16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx, 16);
+
+ fls16(%rax, %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %rcx, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15,
+ ((key_table + (16) * 8) + 8)(CTX),
+ ((key_table + (16) * 8) + 12)(CTX),
+ ((key_table + (16) * 8) + 0)(CTX),
+ ((key_table + (16) * 8) + 4)(CTX));
+
+ dec_rounds16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx, 8);
+
+ fls16(%rax, %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %rcx, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15,
+ ((key_table + (8) * 8) + 8)(CTX),
+ ((key_table + (8) * 8) + 12)(CTX),
+ ((key_table + (8) * 8) + 0)(CTX),
+ ((key_table + (8) * 8) + 4)(CTX));
+
+ dec_rounds16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx, 0);
+
+ /* load CD for output */
+ vmovdqu 0 * 16(%rcx), %xmm8;
+ vmovdqu 1 * 16(%rcx), %xmm9;
+ vmovdqu 2 * 16(%rcx), %xmm10;
+ vmovdqu 3 * 16(%rcx), %xmm11;
+ vmovdqu 4 * 16(%rcx), %xmm12;
+ vmovdqu 5 * 16(%rcx), %xmm13;
+ vmovdqu 6 * 16(%rcx), %xmm14;
+ vmovdqu 7 * 16(%rcx), %xmm15;
+
+ outunpack16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, (key_table)(CTX), (%rax), 1 * 16(%rax));
+
+ ret;
+
+.align 8
+.Ldec_max32:
+ dec_rounds16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rax, %rcx, 24);
+
+ fls16(%rax, %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %rcx, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15,
+ ((key_table + (24) * 8) + 8)(CTX),
+ ((key_table + (24) * 8) + 12)(CTX),
+ ((key_table + (24) * 8) + 0)(CTX),
+ ((key_table + (24) * 8) + 4)(CTX));
+
+ jmp .Ldec_max24;
+
+.align 8
+.global camellia_ecb_enc_16way
+.type camellia_ecb_enc_16way,@function;
+
+camellia_ecb_enc_16way:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rsi: dst (16 blocks)
+ * %rdx: src (16 blocks)
+ */
+
+ inpack16_pre(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rdx, (key_table)(CTX));
+
+ /* now dst can be used as temporary buffer (even in src == dst case) */
+ movq %rsi, %rax;
+
+ call __camellia_enc_blk16;
+
+ write_output(%xmm7, %xmm6, %xmm5, %xmm4, %xmm3, %xmm2, %xmm1, %xmm0,
+ %xmm15, %xmm14, %xmm13, %xmm12, %xmm11, %xmm10, %xmm9,
+ %xmm8, %rsi);
+
+ ret;
+
+.align 8
+.global camellia_ecb_dec_16way
+.type camellia_ecb_dec_16way,@function;
+
+camellia_ecb_dec_16way:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rsi: dst (16 blocks)
+ * %rdx: src (16 blocks)
+ */
+
+ cmpl $16, key_length(CTX);
+ movl $32, %r8d;
+ movl $24, %eax;
+ cmovel %eax, %r8d; /* max */
+
+ inpack16_pre(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rdx, (key_table)(CTX, %r8, 8));
+
+ /* now dst can be used as temporary buffer (even in src == dst case) */
+ movq %rsi, %rax;
+
+ call __camellia_dec_blk16;
+
+ write_output(%xmm7, %xmm6, %xmm5, %xmm4, %xmm3, %xmm2, %xmm1, %xmm0,
+ %xmm15, %xmm14, %xmm13, %xmm12, %xmm11, %xmm10, %xmm9,
+ %xmm8, %rsi);
+
+ ret;
+
+.align 8
+.global camellia_cbc_dec_16way
+.type camellia_cbc_dec_16way,@function;
+
+camellia_cbc_dec_16way:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rsi: dst (16 blocks)
+ * %rdx: src (16 blocks)
+ */
+
+ cmpl $16, key_length(CTX);
+ movl $32, %r8d;
+ movl $24, %eax;
+ cmovel %eax, %r8d; /* max */
+
+ inpack16_pre(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7,
+ %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14,
+ %xmm15, %rdx, (key_table)(CTX, %r8, 8));
+
+ /*
+ * dst might still be in-use (in case dst == src), so use stack for
+ * temporary storage.
+ */
+ subq $(16 * 16), %rsp;
+ movq %rsp, %rax;
+
+ call __camellia_dec_blk16;
+
+ addq $(16 * 16), %rsp;
+
+ vpxor (0 * 16)(%rdx), %xmm6, %xmm6;
+ vpxor (1 * 16)(%rdx), %xmm5, %xmm5;
+ vpxor (2 * 16)(%rdx), %xmm4, %xmm4;
+ vpxor (3 * 16)(%rdx), %xmm3, %xmm3;
+ vpxor (4 * 16)(%rdx), %xmm2, %xmm2;
+ vpxor (5 * 16)(%rdx), %xmm1, %xmm1;
+ vpxor (6 * 16)(%rdx), %xmm0, %xmm0;
+ vpxor (7 * 16)(%rdx), %xmm15, %xmm15;
+ vpxor (8 * 16)(%rdx), %xmm14, %xmm14;
+ vpxor (9 * 16)(%rdx), %xmm13, %xmm13;
+ vpxor (10 * 16)(%rdx), %xmm12, %xmm12;
+ vpxor (11 * 16)(%rdx), %xmm11, %xmm11;
+ vpxor (12 * 16)(%rdx), %xmm10, %xmm10;
+ vpxor (13 * 16)(%rdx), %xmm9, %xmm9;
+ vpxor (14 * 16)(%rdx), %xmm8, %xmm8;
+ write_output(%xmm7, %xmm6, %xmm5, %xmm4, %xmm3, %xmm2, %xmm1, %xmm0,
+ %xmm15, %xmm14, %xmm13, %xmm12, %xmm11, %xmm10, %xmm9,
+ %xmm8, %rsi);
+
+ ret;
+
+#define inc_le128(x, minus_one, tmp) \
+ vpcmpeqq minus_one, x, tmp; \
+ vpsubq minus_one, x, x; \
+ vpslldq $8, tmp, tmp; \
+ vpsubq tmp, x, x;
+
+.align 8
+.global camellia_ctr_16way
+.type camellia_ctr_16way,@function;
+
+camellia_ctr_16way:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rsi: dst (16 blocks)
+ * %rdx: src (16 blocks)
+ * %rcx: iv (little endian, 128bit)
+ */
+
+ subq $(16 * 16), %rsp;
+ movq %rsp, %rax;
+
+ vmovdqa .Lbswap128_mask, %xmm14;
+
+ /* load IV and byteswap */
+ vmovdqu (%rcx), %xmm0;
+ vpshufb %xmm14, %xmm0, %xmm15;
+ vmovdqu %xmm15, 15 * 16(%rax);
+
+ vpcmpeqd %xmm15, %xmm15, %xmm15;
+ vpsrldq $8, %xmm15, %xmm15; /* low: -1, high: 0 */
+
+ /* construct IVs */
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm13;
+ vmovdqu %xmm13, 14 * 16(%rax);
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm13;
+ vmovdqu %xmm13, 13 * 16(%rax);
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm12;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm11;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm10;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm9;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm8;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm7;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm6;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm5;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm4;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm3;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm2;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vpshufb %xmm14, %xmm0, %xmm1;
+ inc_le128(%xmm0, %xmm15, %xmm13);
+ vmovdqa %xmm0, %xmm13;
+ vpshufb %xmm14, %xmm0, %xmm0;
+ inc_le128(%xmm13, %xmm15, %xmm14);
+ vmovdqu %xmm13, (%rcx);
+
+ /* inpack16_pre: */
+ vmovq (key_table)(CTX), %xmm15;
+ vpshufb .Lpack_bswap, %xmm15, %xmm15;
+ vpxor %xmm0, %xmm15, %xmm0;
+ vpxor %xmm1, %xmm15, %xmm1;
+ vpxor %xmm2, %xmm15, %xmm2;
+ vpxor %xmm3, %xmm15, %xmm3;
+ vpxor %xmm4, %xmm15, %xmm4;
+ vpxor %xmm5, %xmm15, %xmm5;
+ vpxor %xmm6, %xmm15, %xmm6;
+ vpxor %xmm7, %xmm15, %xmm7;
+ vpxor %xmm8, %xmm15, %xmm8;
+ vpxor %xmm9, %xmm15, %xmm9;
+ vpxor %xmm10, %xmm15, %xmm10;
+ vpxor %xmm11, %xmm15, %xmm11;
+ vpxor %xmm12, %xmm15, %xmm12;
+ vpxor 13 * 16(%rax), %xmm15, %xmm13;
+ vpxor 14 * 16(%rax), %xmm15, %xmm14;
+ vpxor 15 * 16(%rax), %xmm15, %xmm15;
+
+ call __camellia_enc_blk16;
+
+ addq $(16 * 16), %rsp;
+
+ vpxor 0 * 16(%rdx), %xmm7, %xmm7;
+ vpxor 1 * 16(%rdx), %xmm6, %xmm6;
+ vpxor 2 * 16(%rdx), %xmm5, %xmm5;
+ vpxor 3 * 16(%rdx), %xmm4, %xmm4;
+ vpxor 4 * 16(%rdx), %xmm3, %xmm3;
+ vpxor 5 * 16(%rdx), %xmm2, %xmm2;
+ vpxor 6 * 16(%rdx), %xmm1, %xmm1;
+ vpxor 7 * 16(%rdx), %xmm0, %xmm0;
+ vpxor 8 * 16(%rdx), %xmm15, %xmm15;
+ vpxor 9 * 16(%rdx), %xmm14, %xmm14;
+ vpxor 10 * 16(%rdx), %xmm13, %xmm13;
+ vpxor 11 * 16(%rdx), %xmm12, %xmm12;
+ vpxor 12 * 16(%rdx), %xmm11, %xmm11;
+ vpxor 13 * 16(%rdx), %xmm10, %xmm10;
+ vpxor 14 * 16(%rdx), %xmm9, %xmm9;
+ vpxor 15 * 16(%rdx), %xmm8, %xmm8;
+ write_output(%xmm7, %xmm6, %xmm5, %xmm4, %xmm3, %xmm2, %xmm1, %xmm0,
+ %xmm15, %xmm14, %xmm13, %xmm12, %xmm11, %xmm10, %xmm9,
+ %xmm8, %rsi);
+
+ ret;
View
558 arch/x86/crypto/camellia_aesni_avx_glue.c
@@ -0,0 +1,558 @@
+/*
+ * Glue Code for x86_64/AVX/AES-NI assembler optimized version of Camellia
+ *
+ * Copyright © 2012 Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/crypto.h>
+#include <linux/err.h>
+#include <crypto/algapi.h>
+#include <crypto/ctr.h>
+#include <crypto/lrw.h>
+#include <crypto/xts.h>
+#include <asm/xcr.h>
+#include <asm/xsave.h>
+#include <asm/crypto/camellia.h>
+#include <asm/crypto/ablk_helper.h>
+#include <asm/crypto/glue_helper.h>
+
+#define CAMELLIA_AESNI_PARALLEL_BLOCKS 16
+
+/* 16-way AES-NI parallel cipher functions */
+asmlinkage void camellia_ecb_enc_16way(struct camellia_ctx *ctx, u8 *dst,
+ const u8 *src);
+asmlinkage void camellia_ecb_dec_16way(struct camellia_ctx *ctx, u8 *dst,
+ const u8 *src);
+
+asmlinkage void camellia_cbc_dec_16way(struct camellia_ctx *ctx, u8 *dst,
+ const u8 *src);
+asmlinkage void camellia_ctr_16way(struct camellia_ctx *ctx, u8 *dst,
+ const u8 *src, le128 *iv);
+
+static const struct common_glue_ctx camellia_enc = {
+ .num_funcs = 3,
+ .fpu_blocks_limit = CAMELLIA_AESNI_PARALLEL_BLOCKS,
+
+ .funcs = { {
+ .num_blocks = CAMELLIA_AESNI_PARALLEL_BLOCKS,
+ .fn_u = { .ecb = GLUE_FUNC_CAST(camellia_ecb_enc_16way) }
+ }, {
+ .num_blocks = 2,
+ .fn_u = { .ecb = GLUE_FUNC_CAST(camellia_enc_blk_2way) }
+ }, {
+ .num_blocks = 1,
+ .fn_u = { .ecb = GLUE_FUNC_CAST(camellia_enc_blk) }
+ } }
+};
+
+static const struct common_glue_ctx camellia_ctr = {
+ .num_funcs = 3,
+ .fpu_blocks_limit = CAMELLIA_AESNI_PARALLEL_BLOCKS,
+
+ .funcs = { {
+ .num_blocks = CAMELLIA_AESNI_PARALLEL_BLOCKS,
+ .fn_u = { .ctr = GLUE_CTR_FUNC_CAST(camellia_ctr_16way) }
+ }, {
+ .num_blocks = 2,
+ .fn_u = { .ctr = GLUE_CTR_FUNC_CAST(camellia_crypt_ctr_2way) }
+ }, {
+ .num_blocks = 1,
+ .fn_u = { .ctr = GLUE_CTR_FUNC_CAST(camellia_crypt_ctr) }
+ } }
+};
+
+static const struct common_glue_ctx camellia_dec = {
+ .num_funcs = 3,
+ .fpu_blocks_limit = CAMELLIA_AESNI_PARALLEL_BLOCKS,
+
+ .funcs = { {
+ .num_blocks = CAMELLIA_AESNI_PARALLEL_BLOCKS,
+ .fn_u = { .ecb = GLUE_FUNC_CAST(camellia_ecb_dec_16way) }
+ }, {
+ .num_blocks = 2,
+ .fn_u = { .ecb = GLUE_FUNC_CAST(camellia_dec_blk_2way) }
+ }, {
+ .num_blocks = 1,
+ .fn_u = { .ecb = GLUE_FUNC_CAST(camellia_dec_blk) }
+ } }
+};
+
+static const struct common_glue_ctx camellia_dec_cbc = {
+ .num_funcs = 3,
+ .fpu_blocks_limit = CAMELLIA_AESNI_PARALLEL_BLOCKS,
+
+ .funcs = { {
+ .num_blocks = CAMELLIA_AESNI_PARALLEL_BLOCKS,
+ .fn_u = { .cbc = GLUE_CBC_FUNC_CAST(camellia_cbc_dec_16way) }
+ }, {
+ .num_blocks = 2,
+ .fn_u = { .cbc = GLUE_CBC_FUNC_CAST(camellia_decrypt_cbc_2way) }
+ }, {
+ .num_blocks = 1,
+ .fn_u = { .cbc = GLUE_CBC_FUNC_CAST(camellia_dec_blk) }
+ } }
+};
+
+static int ecb_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ return glue_ecb_crypt_128bit(&camellia_enc, desc, dst, src, nbytes);
+}
+
+static int ecb_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ return glue_ecb_crypt_128bit(&camellia_dec, desc, dst, src, nbytes);
+}
+
+static int cbc_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ return glue_cbc_encrypt_128bit(GLUE_FUNC_CAST(camellia_enc_blk), desc,
+ dst, src, nbytes);
+}
+
+static int cbc_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ return glue_cbc_decrypt_128bit(&camellia_dec_cbc, desc, dst, src,
+ nbytes);
+}
+
+static int ctr_crypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ return glue_ctr_crypt_128bit(&camellia_ctr, desc, dst, src, nbytes);
+}
+
+static inline bool camellia_fpu_begin(bool fpu_enabled, unsigned int nbytes)
+{
+ return glue_fpu_begin(CAMELLIA_BLOCK_SIZE,
+ CAMELLIA_AESNI_PARALLEL_BLOCKS, NULL, fpu_enabled,
+ nbytes);
+}
+
+static inline void camellia_fpu_end(bool fpu_enabled)
+{
+ glue_fpu_end(fpu_enabled);
+}
+
+static int camellia_setkey(struct crypto_tfm *tfm, const u8 *in_key,
+ unsigned int key_len)
+{
+ return __camellia_setkey(crypto_tfm_ctx(tfm), in_key, key_len,
+ &tfm->crt_flags);
+}
+
+struct crypt_priv {
+ struct camellia_ctx *ctx;
+ bool fpu_enabled;
+};
+
+static void encrypt_callback(void *priv, u8 *srcdst, unsigned int nbytes)
+{
+ const unsigned int bsize = CAMELLIA_BLOCK_SIZE;
+ struct crypt_priv *ctx = priv;
+ int i;
+
+ ctx->fpu_enabled = camellia_fpu_begin(ctx->fpu_enabled, nbytes);
+
+ if (nbytes >= CAMELLIA_AESNI_PARALLEL_BLOCKS * bsize) {
+ camellia_ecb_enc_16way(ctx->ctx, srcdst, srcdst);
+ srcdst += bsize * CAMELLIA_AESNI_PARALLEL_BLOCKS;
+ nbytes -= bsize * CAMELLIA_AESNI_PARALLEL_BLOCKS;
+ }
+
+ while (nbytes >= CAMELLIA_PARALLEL_BLOCKS * bsize) {
+ camellia_enc_blk_2way(ctx->ctx, srcdst, srcdst);
+ srcdst += bsize * CAMELLIA_PARALLEL_BLOCKS;
+ nbytes -= bsize * CAMELLIA_PARALLEL_BLOCKS;
+ }
+
+ for (i = 0; i < nbytes / bsize; i++, srcdst += bsize)
+ camellia_enc_blk(ctx->ctx, srcdst, srcdst);
+}
+
+static void decrypt_callback(void *priv, u8 *srcdst, unsigned int nbytes)
+{
+ const unsigned int bsize = CAMELLIA_BLOCK_SIZE;
+ struct crypt_priv *ctx = priv;
+ int i;
+
+ ctx->fpu_enabled = camellia_fpu_begin(ctx->fpu_enabled, nbytes);
+
+ if (nbytes >= CAMELLIA_AESNI_PARALLEL_BLOCKS * bsize) {
+ camellia_ecb_dec_16way(ctx->ctx, srcdst, srcdst);
+ srcdst += bsize * CAMELLIA_AESNI_PARALLEL_BLOCKS;
+ nbytes -= bsize * CAMELLIA_AESNI_PARALLEL_BLOCKS;
+ }
+
+ while (nbytes >= CAMELLIA_PARALLEL_BLOCKS * bsize) {
+ camellia_dec_blk_2way(ctx->ctx, srcdst, srcdst);
+ srcdst += bsize * CAMELLIA_PARALLEL_BLOCKS;
+ nbytes -= bsize * CAMELLIA_PARALLEL_BLOCKS;
+ }
+
+ for (i = 0; i < nbytes / bsize; i++, srcdst += bsize)
+ camellia_dec_blk(ctx->ctx, srcdst, srcdst);
+}
+
+static int lrw_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ struct camellia_lrw_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
+ be128 buf[CAMELLIA_AESNI_PARALLEL_BLOCKS];
+ struct crypt_priv crypt_ctx = {
+ .ctx = &ctx->camellia_ctx,
+ .fpu_enabled = false,
+ };
+ struct lrw_crypt_req req = {
+ .tbuf = buf,
+ .tbuflen = sizeof(buf),
+
+ .table_ctx = &ctx->lrw_table,
+ .crypt_ctx = &crypt_ctx,
+ .crypt_fn = encrypt_callback,
+ };
+ int ret;
+
+ desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
+ ret = lrw_crypt(desc, dst, src, nbytes, &req);
+ camellia_fpu_end(crypt_ctx.fpu_enabled);
+
+ return ret;
+}
+
+static int lrw_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ struct camellia_lrw_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
+ be128 buf[CAMELLIA_AESNI_PARALLEL_BLOCKS];
+ struct crypt_priv crypt_ctx = {
+ .ctx = &ctx->camellia_ctx,
+ .fpu_enabled = false,
+ };
+ struct lrw_crypt_req req = {
+ .tbuf = buf,
+ .tbuflen = sizeof(buf),
+
+ .table_ctx = &ctx->lrw_table,
+ .crypt_ctx = &crypt_ctx,
+ .crypt_fn = decrypt_callback,
+ };
+ int ret;
+
+ desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
+ ret = lrw_crypt(desc, dst, src, nbytes, &req);
+ camellia_fpu_end(crypt_ctx.fpu_enabled);
+
+ return ret;
+}
+
+static int xts_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ struct camellia_xts_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
+ be128 buf[CAMELLIA_AESNI_PARALLEL_BLOCKS];
+ struct crypt_priv crypt_ctx = {
+ .ctx = &ctx->crypt_ctx,
+ .fpu_enabled = false,
+ };
+ struct xts_crypt_req req = {
+ .tbuf = buf,
+ .tbuflen = sizeof(buf),
+
+ .tweak_ctx = &ctx->tweak_ctx,
+ .tweak_fn = XTS_TWEAK_CAST(camellia_enc_blk),
+ .crypt_ctx = &crypt_ctx,
+ .crypt_fn = encrypt_callback,
+ };
+ int ret;
+
+ desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
+ ret = xts_crypt(desc, dst, src, nbytes, &req);
+ camellia_fpu_end(crypt_ctx.fpu_enabled);
+
+ return ret;
+}
+
+static int xts_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ struct camellia_xts_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
+ be128 buf[CAMELLIA_AESNI_PARALLEL_BLOCKS];
+ struct crypt_priv crypt_ctx = {
+ .ctx = &ctx->crypt_ctx,
+ .fpu_enabled = false,
+ };
+ struct xts_crypt_req req = {
+ .tbuf = buf,
+ .tbuflen = sizeof(buf),
+
+ .tweak_ctx = &ctx->tweak_ctx,
+ .tweak_fn = XTS_TWEAK_CAST(camellia_enc_blk),
+ .crypt_ctx = &crypt_ctx,
+ .crypt_fn = decrypt_callback,
+ };
+ int ret;
+
+ desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
+ ret = xts_crypt(desc, dst, src, nbytes, &req);
+ camellia_fpu_end(crypt_ctx.fpu_enabled);
+
+ return ret;
+}
+
+static struct crypto_alg cmll_algs[10] = { {
+ .cra_name = "__ecb-camellia-aesni",
+ .cra_driver_name = "__driver-ecb-camellia-aesni",
+ .cra_priority = 0,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_blocksize = CAMELLIA_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct camellia_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_blkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .blkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE,
+ .setkey = camellia_setkey,
+ .encrypt = ecb_encrypt,
+ .decrypt = ecb_decrypt,
+ },
+ },
+}, {
+ .cra_name = "__cbc-camellia-aesni",
+ .cra_driver_name = "__driver-cbc-camellia-aesni",
+ .cra_priority = 0,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_blocksize = CAMELLIA_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct camellia_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_blkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .blkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE,
+ .setkey = camellia_setkey,
+ .encrypt = cbc_encrypt,
+ .decrypt = cbc_decrypt,
+ },
+ },
+}, {
+ .cra_name = "__ctr-camellia-aesni",
+ .cra_driver_name = "__driver-ctr-camellia-aesni",
+ .cra_priority = 0,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_blocksize = 1,
+ .cra_ctxsize = sizeof(struct camellia_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_blkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .blkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE,
+ .ivsize = CAMELLIA_BLOCK_SIZE,
+ .setkey = camellia_setkey,
+ .encrypt = ctr_crypt,
+ .decrypt = ctr_crypt,
+ },
+ },
+}, {
+ .cra_name = "__lrw-camellia-aesni",
+ .cra_driver_name = "__driver-lrw-camellia-aesni",
+ .cra_priority = 0,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_blocksize = CAMELLIA_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct camellia_lrw_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_blkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_exit = lrw_camellia_exit_tfm,
+ .cra_u = {
+ .blkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE +
+ CAMELLIA_BLOCK_SIZE,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE +
+ CAMELLIA_BLOCK_SIZE,
+ .ivsize = CAMELLIA_BLOCK_SIZE,
+ .setkey = lrw_camellia_setkey,
+ .encrypt = lrw_encrypt,
+ .decrypt = lrw_decrypt,
+ },
+ },
+}, {
+ .cra_name = "__xts-camellia-aesni",
+ .cra_driver_name = "__driver-xts-camellia-aesni",
+ .cra_priority = 0,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_blocksize = CAMELLIA_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct camellia_xts_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_blkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .blkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE * 2,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE * 2,
+ .ivsize = CAMELLIA_BLOCK_SIZE,
+ .setkey = xts_camellia_setkey,
+ .encrypt = xts_encrypt,
+ .decrypt = xts_decrypt,
+ },
+ },
+}, {
+ .cra_name = "ecb(camellia)",
+ .cra_driver_name = "ecb-camellia-aesni",
+ .cra_priority = 400,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = CAMELLIA_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct async_helper_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_init = ablk_init,
+ .cra_exit = ablk_exit,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE,
+ .setkey = ablk_set_key,
+ .encrypt = ablk_encrypt,
+ .decrypt = ablk_decrypt,
+ },
+ },
+}, {
+ .cra_name = "cbc(camellia)",
+ .cra_driver_name = "cbc-camellia-aesni",
+ .cra_priority = 400,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = CAMELLIA_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct async_helper_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_init = ablk_init,
+ .cra_exit = ablk_exit,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE,
+ .ivsize = CAMELLIA_BLOCK_SIZE,
+ .setkey = ablk_set_key,
+ .encrypt = __ablk_encrypt,
+ .decrypt = ablk_decrypt,
+ },
+ },
+}, {
+ .cra_name = "ctr(camellia)",
+ .cra_driver_name = "ctr-camellia-aesni",
+ .cra_priority = 400,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = 1,
+ .cra_ctxsize = sizeof(struct async_helper_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_init = ablk_init,
+ .cra_exit = ablk_exit,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE,
+ .ivsize = CAMELLIA_BLOCK_SIZE,
+ .setkey = ablk_set_key,
+ .encrypt = ablk_encrypt,
+ .decrypt = ablk_encrypt,
+ .geniv = "chainiv",
+ },
+ },
+}, {
+ .cra_name = "lrw(camellia)",
+ .cra_driver_name = "lrw-camellia-aesni",
+ .cra_priority = 400,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = CAMELLIA_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct async_helper_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_init = ablk_init,
+ .cra_exit = ablk_exit,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE +
+ CAMELLIA_BLOCK_SIZE,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE +
+ CAMELLIA_BLOCK_SIZE,
+ .ivsize = CAMELLIA_BLOCK_SIZE,
+ .setkey = ablk_set_key,
+ .encrypt = ablk_encrypt,
+ .decrypt = ablk_decrypt,
+ },
+ },
+}, {
+ .cra_name = "xts(camellia)",
+ .cra_driver_name = "xts-camellia-aesni",
+ .cra_priority = 400,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = CAMELLIA_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct async_helper_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_init = ablk_init,
+ .cra_exit = ablk_exit,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE * 2,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE * 2,
+ .ivsize = CAMELLIA_BLOCK_SIZE,
+ .setkey = ablk_set_key,
+ .encrypt = ablk_encrypt,
+ .decrypt = ablk_decrypt,
+ },
+ },
+} };
+
+static int __init camellia_aesni_init(void)
+{
+ u64 xcr0;
+
+ if (!cpu_has_avx || !cpu_has_aes || !cpu_has_osxsave) {
+ pr_info("AVX or AES-NI instructions are not detected.\n");
+ return -ENODEV;
+ }
+
+ xcr0 = xgetbv(XCR_XFEATURE_ENABLED_MASK);
+ if ((xcr0 & (XSTATE_SSE | XSTATE_YMM)) != (XSTATE_SSE | XSTATE_YMM)) {
+ pr_info("AVX detected but unusable.\n");
+ return -ENODEV;
+ }
+
+ return crypto_register_algs(cmll_algs, ARRAY_SIZE(cmll_algs));
+}
+
+static void __exit camellia_aesni_fini(void)
+{
+ crypto_unregister_algs(cmll_algs, ARRAY_SIZE(cmll_algs));
+}
+
+module_init(camellia_aesni_init);
+module_exit(camellia_aesni_fini);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Camellia Cipher Algorithm, AES-NI/AVX optimized");
+MODULE_ALIAS("camellia");
+MODULE_ALIAS("camellia-asm");
View
92 arch/x86/crypto/camellia_glue.c
@@ -32,53 +32,24 @@
#include <crypto/algapi.h>
#include <crypto/lrw.h>
#include <crypto/xts.h>
+#include <asm/crypto/camellia.h>
#include <asm/crypto/glue_helper.h>
-#define CAMELLIA_MIN_KEY_SIZE 16
-#define CAMELLIA_MAX_KEY_SIZE 32
-#define CAMELLIA_BLOCK_SIZE 16
-#define CAMELLIA_TABLE_BYTE_LEN 272
-
-struct camellia_ctx {
- u64 key_table[CAMELLIA_TABLE_BYTE_LEN / sizeof(u64)];
- u32 key_length;
-};
-
/* regular block cipher functions */
asmlinkage void __camellia_enc_blk(struct camellia_ctx *ctx, u8 *dst,
const u8 *src, bool xor);
+EXPORT_SYMBOL_GPL(__camellia_enc_blk);
asmlinkage void camellia_dec_blk(struct camellia_ctx *ctx, u8 *dst,
const u8 *src);
+EXPORT_SYMBOL_GPL(camellia_dec_blk);
/* 2-way parallel cipher functions */
asmlinkage void __camellia_enc_blk_2way(struct camellia_ctx *ctx, u8 *dst,
const u8 *src, bool xor);
+EXPORT_SYMBOL_GPL(__camellia_enc_blk_2way);
asmlinkage void camellia_dec_blk_2way(struct camellia_ctx *ctx, u8 *dst,
const u8 *src);
-
-static inline void camellia_enc_blk(struct camellia_ctx *ctx, u8 *dst,
- const u8 *src)
-{
- __camellia_enc_blk(ctx, dst, src, false);
-}
-
-static inline void camellia_enc_blk_xor(struct camellia_ctx *ctx, u8 *dst,
- const u8 *src)
-{
- __camellia_enc_blk(ctx, dst, src, true);
-}
-
-static inline void camellia_enc_blk_2way(struct camellia_ctx *ctx, u8 *dst,
- const u8 *src)
-{
- __camellia_enc_blk_2way(ctx, dst, src, false);
-}
-
-static inline void camellia_enc_blk_xor_2way(struct camellia_ctx *ctx, u8 *dst,
- const u8 *src)
-{
- __camellia_enc_blk_2way(ctx, dst, src, true);
-}
+EXPORT_SYMBOL_GPL(camellia_dec_blk_2way);
static void camellia_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
@@ -1275,9 +1246,8 @@ static void camellia_setup192(const unsigned char *key, u64 *subkey)
camellia_setup256(kk, subkey);
}
-static int __camellia_setkey(struct camellia_ctx *cctx,
- const unsigned char *key,
- unsigned int key_len, u32 *flags)
+int __camellia_setkey(struct camellia_ctx *cctx, const unsigned char *key,
+ unsigned int key_len, u32 *flags)
{
if (key_len != 16 && key_len != 24 && key_len != 32) {
*flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
@@ -1300,6 +1270,7 @@ static int __camellia_setkey(struct camellia_ctx *cctx,
return 0;
}
+EXPORT_SYMBOL_GPL(__camellia_setkey);
static int camellia_setkey(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len)
@@ -1308,7 +1279,7 @@ static int camellia_setkey(struct crypto_tfm *tfm, const u8 *in_key,
&tfm->crt_flags);
}
-static void camellia_decrypt_cbc_2way(void *ctx, u128 *dst, const u128 *src)
+void camellia_decrypt_cbc_2way(void *ctx, u128 *dst, const u128 *src)
{
u128 iv = *src;
@@ -1316,22 +1287,23 @@ static void camellia_decrypt_cbc_2way(void *ctx, u128 *dst, const u128 *src)
u128_xor(&dst[1], &dst[1], &iv);
}
+EXPORT_SYMBOL_GPL(camellia_decrypt_cbc_2way);
-static void camellia_crypt_ctr(void *ctx, u128 *dst, const u128 *src, u128 *iv)
+void camellia_crypt_ctr(void *ctx, u128 *dst, const u128 *src, le128 *iv)
{
be128 ctrblk;
if (dst != src)
*dst = *src;
- u128_to_be128(&ctrblk, iv);
- u128_inc(iv);
+ le128_to_be128(&ctrblk, iv);
+ le128_inc(iv);
camellia_enc_blk_xor(ctx, (u8 *)dst, (u8 *)&ctrblk);
}
+EXPORT_SYMBOL_GPL(camellia_crypt_ctr);
-static void camellia_crypt_ctr_2way(void *ctx, u128 *dst, const u128 *src,
- u128 *iv)
+void camellia_crypt_ctr_2way(void *ctx, u128 *dst, const u128 *src, le128 *iv)
{
be128 ctrblks[2];
@@ -1340,13 +1312,14 @@ static void camellia_crypt_ctr_2way(void *ctx, u128 *dst, const u128 *src,
dst[1] = src[1];
}
- u128_to_be128(&ctrblks[0], iv);
- u128_inc(iv);
- u128_to_be128(&ctrblks[1], iv);
- u128_inc(iv);
+ le128_to_be128(&ctrblks[0], iv);
+ le128_inc(iv);
+ le128_to_be128(&ctrblks[1], iv);
+ le128_inc(iv);
camellia_enc_blk_xor_2way(ctx, (u8 *)dst, (u8 *)ctrblks);
}
+EXPORT_SYMBOL_GPL(camellia_crypt_ctr_2way);
static const struct common_glue_ctx camellia_enc = {
.num_funcs = 2,
@@ -1464,13 +1437,8 @@ static void decrypt_callback(void *priv, u8 *srcdst, unsigned int nbytes)
camellia_dec_blk(ctx, srcdst, srcdst);
}
-struct camellia_lrw_ctx {
- struct lrw_table_ctx lrw_table;
- struct camellia_ctx camellia_ctx;
-};
-
-static int lrw_camellia_setkey(struct crypto_tfm *tfm, const u8 *key,
- unsigned int keylen)
+int lrw_camellia_setkey(struct crypto_tfm *tfm, const u8 *key,
+ unsigned int keylen)
{
struct camellia_lrw_ctx *ctx = crypto_tfm_ctx(tfm);
int err;
@@ -1484,6 +1452,7 @@ static int lrw_camellia_setkey(struct crypto_tfm *tfm, const u8 *key,
return lrw_init_table(&ctx->lrw_table,
key + keylen - CAMELLIA_BLOCK_SIZE);
}
+EXPORT_SYMBOL_GPL(lrw_camellia_setkey);
static int lrw_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes)
@@ -1519,20 +1488,16 @@ static int lrw_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
return lrw_crypt(desc, dst, src, nbytes, &req);
}
-static void lrw_exit_tfm(struct crypto_tfm *tfm)
+void lrw_camellia_exit_tfm(struct crypto_tfm *tfm)
{
struct camellia_lrw_ctx *ctx = crypto_tfm_ctx(tfm);
lrw_free_table(&ctx->lrw_table);
}
+EXPORT_SYMBOL_GPL(lrw_camellia_exit_tfm);
-struct camellia_xts_ctx {
- struct camellia_ctx tweak_ctx;
- struct camellia_ctx crypt_ctx;
-};
-
-static int xts_camellia_setkey(struct crypto_tfm *tfm, const u8 *key,
- unsigned int keylen)
+int xts_camellia_setkey(struct crypto_tfm *tfm, const u8 *key,
+ unsigned int keylen)
{
struct camellia_xts_ctx *ctx = crypto_tfm_ctx(tfm);
u32 *flags = &tfm->crt_flags;
@@ -1555,6 +1520,7 @@ static int xts_camellia_setkey(struct crypto_tfm *tfm, const u8 *key,
return __camellia_setkey(&ctx->tweak_ctx, key + keylen / 2, keylen / 2,
flags);
}
+EXPORT_SYMBOL_GPL(xts_camellia_setkey);
static int xts_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes)
@@ -1679,7 +1645,7 @@ static struct crypto_alg camellia_algs[6] = { {
.cra_alignmask = 0,
.cra_type = &crypto_blkcipher_type,
.cra_module = THIS_MODULE,
- .cra_exit = lrw_exit_tfm,
+ .cra_exit = lrw_camellia_exit_tfm,
.cra_u = {
.blkcipher = {
.min_keysize = CAMELLIA_MIN_KEY_SIZE +
View
348 arch/x86/crypto/cast5-avx-x86_64-asm_64.S
@@ -25,10 +25,10 @@
.file "cast5-avx-x86_64-asm_64.S"
-.extern cast5_s1
-.extern cast5_s2
-.extern cast5_s3
-.extern cast5_s4
+.extern cast_s1
+.extern cast_s2
+.extern cast_s3
+.extern cast_s4
/* structure of crypto context */
#define km 0
@@ -36,10 +36,10 @@
#define rr ((16*4)+16)
/* s-boxes */
-#define s1 cast5_s1
-#define s2 cast5_s2
-#define s3 cast5_s3
-#define s4 cast5_s4
+#define s1 cast_s1
+#define s2 cast_s2
+#define s3 cast_s3
+#define s4 cast_s4
/**********************************************************************
16-way AVX cast5
@@ -180,31 +180,17 @@
vpunpcklqdq t1, t0, x0; \
vpunpckhqdq t1, t0, x1;
-#define inpack_blocks(in, x0, x1, t0, t1, rmask) \
- vmovdqu (0*4*4)(in), x0; \
- vmovdqu (1*4*4)(in), x1; \
+#define inpack_blocks(x0, x1, t0, t1, rmask) \
vpshufb rmask, x0, x0; \
vpshufb rmask, x1, x1; \
\
transpose_2x4(x0, x1, t0, t1)
-#define outunpack_blocks(out, x0, x1, t0, t1, rmask) \
+#define outunpack_blocks(x0, x1, t0, t1, rmask) \
transpose_2x4(x0, x1, t0, t1) \
\
vpshufb rmask, x0, x0; \
- vpshufb rmask, x1, x1; \
- vmovdqu x0, (0*4*4)(out); \
- vmovdqu x1, (1*4*4)(out);
-
-#define outunpack_xor_blocks(out, x0, x1, t0, t1, rmask) \
- transpose_2x4(x0, x1, t0, t1) \
- \
- vpshufb rmask, x0, x0; \
- vpshufb rmask, x1, x1; \
- vpxor (0*4*4)(out), x0, x0; \
- vmovdqu x0, (0*4*4)(out); \
- vpxor (1*4*4)(out), x1, x1; \
- vmovdqu x1, (1*4*4)(out);
+ vpshufb rmask, x1, x1;
.data
@@ -213,6 +199,8 @@
.byte 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12
.Lbswap128_mask:
.byte 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
+.Lbswap_iv_mask:
+ .byte 7, 6, 5, 4, 3, 2, 1, 0, 7, 6, 5, 4, 3, 2, 1, 0
.L16_mask:
.byte 16, 16, 16, 16
.L32_mask:
@@ -223,35 +211,42 @@
.text
.align 16
-.global __cast5_enc_blk_16way
-.type __cast5_enc_blk_16way,@function;
+.type __cast5_enc_blk16,@function;
-__cast5_enc_blk_16way:
+__cast5_enc_blk16:
/* input:
* %rdi: ctx, CTX
- * %rsi: dst
- * %rdx: src
- * %rcx: bool, if true: xor output
+ * RL1: blocks 1 and 2
+ * RR1: blocks 3 and 4
+ * RL2: blocks 5 and 6
+ * RR2: blocks 7 and 8
+ * RL3: blocks 9 and 10
+ * RR3: blocks 11 and 12
+ * RL4: blocks 13 and 14
+ * RR4: blocks 15 and 16
+ * output:
+ * RL1: encrypted blocks 1 and 2
+ * RR1: encrypted blocks 3 and 4
+ * RL2: encrypted blocks 5 and 6
+ * RR2: encrypted blocks 7 and 8
+ * RL3: encrypted blocks 9 and 10
+ * RR3: encrypted blocks 11 and 12
+ * RL4: encrypted blocks 13 and 14
+ * RR4: encrypted blocks 15 and 16
*/
pushq %rbp;
pushq %rbx;
- pushq %rcx;
vmovdqa .Lbswap_mask, RKM;
vmovd .Lfirst_mask, R1ST;
vmovd .L32_mask, R32;
enc_preload_rkr();
- leaq 1*(2*4*4)(%rdx), %rax;
- inpack_blocks(%rdx, RL1, RR1, RTMP, RX, RKM);
- inpack_blocks(%rax, RL2, RR2, RTMP, RX, RKM);
- leaq 2*(2*4*4)(%rdx), %rax;
- inpack_blocks(%rax, RL3, RR3, RTMP, RX, RKM);
- leaq 3*(2*4*4)(%rdx), %rax;
- inpack_blocks(%rax, RL4, RR4, RTMP, RX, RKM);
-
- movq %rsi, %r11;
+ inpack_blocks(RL1, RR1, RTMP, RX, RKM);
+ inpack_blocks(RL2, RR2, RTMP, RX, RKM);
+ inpack_blocks(RL3, RR3, RTMP, RX, RKM);
+ inpack_blocks(RL4, RR4, RTMP, RX, RKM);
round(RL, RR, 0, 1);
round(RR, RL, 1, 2);
@@ -276,44 +271,41 @@ __cast5_enc_blk_16way:
round(RR, RL, 15, 1);
__skip_enc:
- popq %rcx;
popq %rbx;
popq %rbp;
vmovdqa .Lbswap_mask, RKM;
- leaq 1*(2*4*4)(%r11), %rax;
- testb %cl, %cl;
- jnz __enc_xor16;
-
- outunpack_blocks(%r11, RR1, RL1, RTMP, RX, RKM);
- outunpack_blocks(%rax, RR2, RL2, RTMP, RX, RKM);
- leaq 2*(2*4*4)(%r11), %rax;
- outunpack_blocks(%rax, RR3, RL3, RTMP, RX, RKM);
- leaq 3*(2*4*4)(%r11), %rax;
- outunpack_blocks(%rax, RR4, RL4, RTMP, RX, RKM);
-
- ret;
-
-__enc_xor16:
- outunpack_xor_blocks(%r11, RR1, RL1, RTMP, RX, RKM);
- outunpack_xor_blocks(%rax, RR2, RL2, RTMP, RX, RKM);
- leaq 2*(2*4*4)(%r11), %rax;
- outunpack_xor_blocks(%rax, RR3, RL3, RTMP, RX, RKM);
- leaq 3*(2*4*4)(%r11), %rax;
- outunpack_xor_blocks(%rax, RR4, RL4, RTMP, RX, RKM);
+ outunpack_blocks(RR1, RL1, RTMP, RX, RKM);
+ outunpack_blocks(RR2, RL2, RTMP, RX, RKM);
+ outunpack_blocks(RR3, RL3, RTMP, RX, RKM);
+ outunpack_blocks(RR4, RL4, RTMP, RX, RKM);
ret;
.align 16
-.global cast5_dec_blk_16way
-.type cast5_dec_blk_16way,@function;
+.type __cast5_dec_blk16,@function;
-cast5_dec_blk_16way:
+__cast5_dec_blk16:
/* input:
* %rdi: ctx, CTX
- * %rsi: dst
- * %rdx: src
+ * RL1: encrypted blocks 1 and 2
+ * RR1: encrypted blocks 3 and 4
+ * RL2: encrypted blocks 5 and 6
+ * RR2: encrypted blocks 7 and 8
+ * RL3: encrypted blocks 9 and 10
+ * RR3: encrypted blocks 11 and 12
+ * RL4: encrypted blocks 13 and 14
+ * RR4: encrypted blocks 15 and 16
+ * output:
+ * RL1: decrypted blocks 1 and 2
+ * RR1: decrypted blocks 3 and 4
+ * RL2: decrypted blocks 5 and 6
+ * RR2: decrypted blocks 7 and 8
+ * RL3: decrypted blocks 9 and 10
+ * RR3: decrypted blocks 11 and 12
+ * RL4: decrypted blocks 13 and 14
+ * RR4: decrypted blocks 15 and 16
*/
pushq %rbp;
@@ -324,15 +316,10 @@ cast5_dec_blk_16way:
vmovd .L32_mask, R32;
dec_preload_rkr();
- leaq 1*(2*4*4)(%rdx), %rax;
- inpack_blocks(%rdx, RL1, RR1, RTMP, RX, RKM);
- inpack_blocks(%rax, RL2, RR2, RTMP, RX, RKM);
- leaq 2*(2*4*4)(%rdx), %rax;
- inpack_blocks(%rax, RL3, RR3, RTMP, RX, RKM);
- leaq 3*(2*4*4)(%rdx), %rax;
- inpack_blocks(%rax, RL4, RR4, RTMP, RX, RKM);
-
- movq %rsi, %r11;
+ inpack_blocks(RL1, RR1, RTMP, RX, RKM);
+ inpack_blocks(RL2, RR2, RTMP, RX, RKM);
+ inpack_blocks(RL3, RR3, RTMP, RX, RKM);
+ inpack_blocks(RL4, RR4, RTMP, RX, RKM);
movzbl rr(CTX), %eax;
testl %eax, %eax;
@@ -361,16 +348,211 @@ __dec_tail:
popq %rbx;
popq %rbp;
- leaq 1*(2*4*4)(%r11), %rax;
- outunpack_blocks(%r11, RR1, RL1, RTMP, RX, RKM);
- outunpack_blocks(%rax, RR2, RL2, RTMP, RX, RKM);
- leaq 2*(2*4*4)(%r11), %rax;
- outunpack_blocks(%rax, RR3, RL3, RTMP, RX, RKM);
- leaq 3*(2*4*4)(%r11), %rax;
- outunpack_blocks(%rax, RR4, RL4, RTMP, RX, RKM);
+ outunpack_blocks(RR1, RL1, RTMP, RX, RKM);
+ outunpack_blocks(RR2, RL2, RTMP, RX, RKM);
+ outunpack_blocks(RR3, RL3, RTMP, RX, RKM);
+ outunpack_blocks(RR4, RL4, RTMP, RX, RKM);
ret;
__skip_dec:
vpsrldq $4, RKR, RKR;
jmp __dec_tail;
+
+.align 16
+.global cast5_ecb_enc_16way
+.type cast5_ecb_enc_16way,@function;
+
+cast5_ecb_enc_16way:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rsi: dst
+ * %rdx: src
+ */
+
+ movq %rsi, %r11;
+
+ vmovdqu (0*4*4)(%rdx), RL1;
+ vmovdqu (1*4*4)(%rdx), RR1;
+ vmovdqu (2*4*4)(%rdx), RL2;
+ vmovdqu (3*4*4)(%rdx), RR2;
+ vmovdqu (4*4*4)(%rdx), RL3;
+ vmovdqu (5*4*4)(%rdx), RR3;
+ vmovdqu (6*4*4)(%rdx), RL4;
+ vmovdqu (7*4*4)(%rdx), RR4;
+
+ call __cast5_enc_blk16;
+
+ vmovdqu RR1, (0*4*4)(%r11);
+ vmovdqu RL1, (1*4*4)(%r11);
+ vmovdqu RR2, (2*4*4)(%r11);
+ vmovdqu RL2, (3*4*4)(%r11);
+ vmovdqu RR3, (4*4*4)(%r11);
+ vmovdqu RL3, (5*4*4)(%r11);
+ vmovdqu RR4, (6*4*4)(%r11);
+ vmovdqu RL4, (7*4*4)(%r11);
+
+ ret;
+
+.align 16
+.global cast5_ecb_dec_16way
+.type cast5_ecb_dec_16way,@function;
+
+cast5_ecb_dec_16way:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rsi: dst
+ * %rdx: src
+ */
+
+ movq %rsi, %r11;
+
+ vmovdqu (0*4*4)(%rdx), RL1;
+ vmovdqu (1*4*4)(%rdx), RR1;
+ vmovdqu (2*4*4)(%rdx), RL2;
+ vmovdqu (3*4*4)(%rdx), RR2;
+ vmovdqu (4*4*4)(%rdx), RL3;
+ vmovdqu (5*4*4)(%rdx), RR3;
+ vmovdqu (6*4*4)(%rdx), RL4;
+ vmovdqu (7*4*4)(%rdx), RR4;
+
+ call __cast5_dec_blk16;
+
+ vmovdqu RR1, (0*4*4)(%r11);
+ vmovdqu RL1, (1*4*4)(%r11);
+ vmovdqu RR2, (2*4*4)(%r11);
+ vmovdqu RL2, (3*4*4)(%r11);
+ vmovdqu RR3, (4*4*4)(%r11);
+ vmovdqu RL3, (5*4*4)(%r11);
+ vmovdqu RR4, (6*4*4)(%r11);
+ vmovdqu RL4, (7*4*4)(%r11);
+
+ ret;
+
+.align 16
+.global cast5_cbc_dec_16way
+.type cast5_cbc_dec_16way,@function;
+
+cast5_cbc_dec_16way:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rsi: dst
+ * %rdx: src
+ */
+
+ pushq %r12;
+
+ movq %rsi, %r11;
+ movq %rdx, %r12;
+
+ vmovdqu (0*16)(%rdx), RL1;
+ vmovdqu (1*16)(%rdx), RR1;
+ vmovdqu (2*16)(%rdx), RL2;
+ vmovdqu (3*16)(%rdx), RR2;
+ vmovdqu (4*16)(%rdx), RL3;
+ vmovdqu (5*16)(%rdx), RR3;
+ vmovdqu (6*16)(%rdx), RL4;
+ vmovdqu (7*16)(%rdx), RR4;
+
+ call __cast5_dec_blk16;
+
+ /* xor with src */
+ vmovq (%r12), RX;
+ vpshufd $0x4f, RX, RX;
+ vpxor RX, RR1, RR1;
+ vpxor 0*16+8(%r12), RL1, RL1;
+ vpxor 1*16+8(%r12), RR2, RR2;
+ vpxor 2*16+8(%r12), RL2, RL2;
+ vpxor 3*16+8(%r12), RR3, RR3;
+ vpxor 4*16+8(%r12), RL3, RL3;
+ vpxor 5*16+8(%r12), RR4, RR4;
+ vpxor 6*16+8(%r12), RL4, RL4;
+
+ vmovdqu RR1, (0*16)(%r11);
+ vmovdqu RL1, (1*16)(%r11);
+ vmovdqu RR2, (2*16)(%r11);
+ vmovdqu RL2, (3*16)(%r11);
+ vmovdqu RR3, (4*16)(%r11);
+ vmovdqu RL3, (5*16)(%r11);
+ vmovdqu RR4, (6*16)(%r11);
+ vmovdqu RL4, (7*16)(%r11);
+
+ popq %r12;
+
+ ret;
+
+.align 16
+.global cast5_ctr_16way
+.type cast5_ctr_16way,@function;
+
+cast5_ctr_16way:
+ /* input:
+ * %rdi: ctx, CTX
+ * %rsi: dst
+ * %rdx: src
+ * %rcx: iv (big endian, 64bit)
+ */
+
+ pushq %r12;
+
+ movq %rsi, %r11;
+ movq %rdx, %r12;
+
+ vpcmpeqd RTMP, RTMP, RTMP;
+ vpsrldq $8, RTMP, RTMP; /* low: -1, high: 0 */
+
+ vpcmpeqd RKR, RKR, RKR;
+ vpaddq RKR, RKR, RKR; /* low: -2, high: -2 */
+ vmovdqa .Lbswap_iv_mask, R1ST;
+ vmovdqa .Lbswap128_mask, RKM;
+
+ /* load IV and byteswap */
+ vmovq (%rcx), RX;
+ vpshufb R1ST, RX, RX;
+
+ /* construct IVs */
+ vpsubq RTMP, RX, RX; /* le: IV1, IV0 */
+ vpshufb RKM, RX, RL1; /* be: IV0, IV1 */
+ vpsubq RKR, RX, RX;
+ vpshufb RKM, RX, RR1; /* be: IV2, IV3 */
+ vpsubq RKR, RX, RX;
+ vpshufb RKM, RX, RL2; /* be: IV4, IV5 */
+ vpsubq RKR, RX, RX;
+ vpshufb RKM, RX, RR2; /* be: IV6, IV7 */
+ vpsubq RKR, RX, RX;
+ vpshufb RKM, RX, RL3; /* be: IV8, IV9 */
+ vpsubq RKR, RX, RX;
+ vpshufb RKM, RX, RR3; /* be: IV10, IV11 */
+ vpsubq RKR, RX, RX;
+ vpshufb RKM, RX, RL4; /* be: IV12, IV13 */
+ vpsubq RKR, RX, RX;
+ vpshufb RKM, RX, RR4; /* be: IV14, IV15 */
+
+ /* store last IV */
+ vpsubq RTMP, RX, RX; /* le: IV16, IV14 */
+ vpshufb R1ST, RX, RX; /* be: IV16, IV16 */
+ vmovq RX, (%rcx);
+
+ call __cast5_enc_blk16;
+
+ /* dst = src ^ iv */
+ vpxor (0*16)(%r12), RR1, RR1;
+ vpxor (1*16)(%r12), RL1, RL1;
+ vpxor (2*16)(%r12), RR2, RR2;
+ vpxor (3*16)(%r12), RL2, RL2;
+ vpxor (4*16)(%r12), RR3, RR3;
+ vpxor (5*16)(%r12), RL3, RL3;
+ vpxor (6*16)(%r12), RR4, RR4;
+ vpxor (7*16)(%r12), RL4, RL4;
+ vmovdqu RR1, (0*16)(%r11);
+ vmovdqu RL1, (1*16)(%r11);
+ vmovdqu RR2, (2*16)(%r11);
+ vmovdqu RL2, (3*16)(%r11);
+ vmovdqu RR3, (4*16)(%r11);
+ vmovdqu RL3, (5*16)(%r11);
+ vmovdqu RR4, (6*16)(%r11);
+ vmovdqu RL4, (7*16)(%r11);
+
+ popq %r12;
+
+ ret;
View
79 arch/x86/crypto/cast5_avx_glue.c
@@ -37,29 +37,14 @@
#define CAST5_PARALLEL_BLOCKS 16
-asmlinkage void __cast5_enc_blk_16way(struct cast5_ctx *ctx, u8 *dst,
- const u8 *src, bool xor);
-asmlinkage void cast5_dec_blk_16way(struct cast5_ctx *ctx, u8 *dst,
+asmlinkage void cast5_ecb_enc_16way(struct cast5_ctx *ctx, u8 *dst,
const u8 *src);
-
-static inline void cast5_enc_blk_xway(struct cast5_ctx *ctx, u8 *dst,
- const u8 *src)
-{
- __cast5_enc_blk_16way(ctx, dst, src, false);
-}
-
-static inline void cast5_enc_blk_xway_xor(struct cast5_ctx *ctx, u8 *dst,
- const u8 *src)
-{
- __cast5_enc_blk_16way(ctx, dst, src, true);
-}
-
-static inline void cast5_dec_blk_xway(struct cast5_ctx *ctx, u8 *dst,
- const u8 *src)
-{
- cast5_dec_blk_16way(ctx, dst, src);
-}
-
+asmlinkage void cast5_ecb_dec_16way(struct cast5_ctx *ctx, u8 *dst,
+ const u8 *src);
+asmlinkage void cast5_cbc_dec_16way(struct cast5_ctx *ctx, u8 *dst,
+ const u8 *src);
+asmlinkage void cast5_ctr_16way(struct cast5_ctx *ctx, u8 *dst, const u8 *src,
+ __be64 *iv);
static inline bool cast5_fpu_begin(bool fpu_enabled, unsigned int nbytes)
{
@@ -79,8 +64,11 @@ static int ecb_crypt(struct blkcipher_desc *desc, struct blkcipher_walk *walk,
struct cast5_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
const unsigned int bsize = CAST5_BLOCK_SIZE;
unsigned int nbytes;
+ void (*fn)(struct cast5_ctx *ctx, u8 *dst, const u8 *src);
int err;
+ fn = (enc) ? cast5_ecb_enc_16way : cast5_ecb_dec_16way;
+
err = blkcipher_walk_virt(desc, walk);
desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
@@ -93,10 +81,7 @@ static int ecb_crypt(struct blkcipher_desc *desc, struct blkcipher_walk *walk,
/* Process multi-block batch */
if (nbytes >= bsize * CAST5_PARALLEL_BLOCKS) {
do {
- if (enc)
- cast5_enc_blk_xway(ctx, wdst, wsrc);
- else
- cast5_dec_blk_xway(ctx, wdst, wsrc);
+ fn(ctx, wdst, wsrc);
wsrc += bsize * CAST5_PARALLEL_BLOCKS;
wdst += bsize * CAST5_PARALLEL_BLOCKS;
@@ -107,12 +92,11 @@ static int ecb_crypt(struct blkcipher_desc *desc, struct blkcipher_walk *walk,
goto done;
}
+ fn = (enc) ? __cast5_encrypt : __cast5_decrypt;
+
/* Handle leftovers */
do {
- if (enc)
- __cast5_encrypt(ctx, wdst, wsrc);
- else
- __cast5_decrypt(ctx, wdst, wsrc);
+ fn(ctx, wdst, wsrc);