mirror of
https://github.com/edk2-porting/linux-next.git
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65d5fcf5c2
The IV wasn't being propagated properly past the first loop iteration. This bug lived only because the crypto layer tests for cbc(des) do not have any cases that go more than one loop. Signed-off-by: David S. Miller <davem@davemloft.net>
419 lines
9.4 KiB
ArmAsm
419 lines
9.4 KiB
ArmAsm
#include <linux/linkage.h>
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#include <asm/visasm.h>
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#include "opcodes.h"
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.align 32
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ENTRY(des_sparc64_key_expand)
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/* %o0=input_key, %o1=output_key */
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VISEntryHalf
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ld [%o0 + 0x00], %f0
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ld [%o0 + 0x04], %f1
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DES_KEXPAND(0, 0, 0)
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DES_KEXPAND(0, 1, 2)
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DES_KEXPAND(2, 3, 6)
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DES_KEXPAND(2, 2, 4)
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DES_KEXPAND(6, 3, 10)
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DES_KEXPAND(6, 2, 8)
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DES_KEXPAND(10, 3, 14)
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DES_KEXPAND(10, 2, 12)
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DES_KEXPAND(14, 1, 16)
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DES_KEXPAND(16, 3, 20)
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DES_KEXPAND(16, 2, 18)
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DES_KEXPAND(20, 3, 24)
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DES_KEXPAND(20, 2, 22)
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DES_KEXPAND(24, 3, 28)
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DES_KEXPAND(24, 2, 26)
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DES_KEXPAND(28, 1, 30)
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std %f0, [%o1 + 0x00]
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std %f2, [%o1 + 0x08]
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std %f4, [%o1 + 0x10]
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std %f6, [%o1 + 0x18]
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std %f8, [%o1 + 0x20]
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std %f10, [%o1 + 0x28]
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std %f12, [%o1 + 0x30]
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std %f14, [%o1 + 0x38]
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std %f16, [%o1 + 0x40]
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std %f18, [%o1 + 0x48]
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std %f20, [%o1 + 0x50]
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std %f22, [%o1 + 0x58]
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std %f24, [%o1 + 0x60]
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std %f26, [%o1 + 0x68]
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std %f28, [%o1 + 0x70]
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std %f30, [%o1 + 0x78]
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retl
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VISExitHalf
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ENDPROC(des_sparc64_key_expand)
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.align 32
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ENTRY(des_sparc64_crypt)
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/* %o0=key, %o1=input, %o2=output */
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VISEntry
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ldd [%o1 + 0x00], %f32
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ldd [%o0 + 0x00], %f0
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ldd [%o0 + 0x08], %f2
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ldd [%o0 + 0x10], %f4
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ldd [%o0 + 0x18], %f6
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ldd [%o0 + 0x20], %f8
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ldd [%o0 + 0x28], %f10
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ldd [%o0 + 0x30], %f12
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ldd [%o0 + 0x38], %f14
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ldd [%o0 + 0x40], %f16
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ldd [%o0 + 0x48], %f18
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ldd [%o0 + 0x50], %f20
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ldd [%o0 + 0x58], %f22
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ldd [%o0 + 0x60], %f24
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ldd [%o0 + 0x68], %f26
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ldd [%o0 + 0x70], %f28
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ldd [%o0 + 0x78], %f30
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DES_IP(32, 32)
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DES_ROUND(0, 2, 32, 32)
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DES_ROUND(4, 6, 32, 32)
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DES_ROUND(8, 10, 32, 32)
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DES_ROUND(12, 14, 32, 32)
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DES_ROUND(16, 18, 32, 32)
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DES_ROUND(20, 22, 32, 32)
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DES_ROUND(24, 26, 32, 32)
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DES_ROUND(28, 30, 32, 32)
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DES_IIP(32, 32)
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std %f32, [%o2 + 0x00]
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retl
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VISExit
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ENDPROC(des_sparc64_crypt)
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.align 32
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ENTRY(des_sparc64_load_keys)
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/* %o0=key */
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VISEntry
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ldd [%o0 + 0x00], %f0
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ldd [%o0 + 0x08], %f2
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ldd [%o0 + 0x10], %f4
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ldd [%o0 + 0x18], %f6
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ldd [%o0 + 0x20], %f8
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ldd [%o0 + 0x28], %f10
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ldd [%o0 + 0x30], %f12
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ldd [%o0 + 0x38], %f14
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ldd [%o0 + 0x40], %f16
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ldd [%o0 + 0x48], %f18
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ldd [%o0 + 0x50], %f20
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ldd [%o0 + 0x58], %f22
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ldd [%o0 + 0x60], %f24
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ldd [%o0 + 0x68], %f26
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ldd [%o0 + 0x70], %f28
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retl
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ldd [%o0 + 0x78], %f30
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ENDPROC(des_sparc64_load_keys)
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.align 32
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ENTRY(des_sparc64_ecb_crypt)
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/* %o0=input, %o1=output, %o2=len */
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1: ldd [%o0 + 0x00], %f32
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add %o0, 0x08, %o0
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DES_IP(32, 32)
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DES_ROUND(0, 2, 32, 32)
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DES_ROUND(4, 6, 32, 32)
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DES_ROUND(8, 10, 32, 32)
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DES_ROUND(12, 14, 32, 32)
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DES_ROUND(16, 18, 32, 32)
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DES_ROUND(20, 22, 32, 32)
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DES_ROUND(24, 26, 32, 32)
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DES_ROUND(28, 30, 32, 32)
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DES_IIP(32, 32)
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std %f32, [%o1 + 0x00]
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subcc %o2, 0x08, %o2
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bne,pt %icc, 1b
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add %o1, 0x08, %o1
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retl
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nop
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ENDPROC(des_sparc64_ecb_crypt)
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.align 32
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ENTRY(des_sparc64_cbc_encrypt)
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/* %o0=input, %o1=output, %o2=len, %o3=IV */
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ldd [%o3 + 0x00], %f32
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1: ldd [%o0 + 0x00], %f34
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fxor %f32, %f34, %f32
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DES_IP(32, 32)
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DES_ROUND(0, 2, 32, 32)
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DES_ROUND(4, 6, 32, 32)
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DES_ROUND(8, 10, 32, 32)
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DES_ROUND(12, 14, 32, 32)
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DES_ROUND(16, 18, 32, 32)
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DES_ROUND(20, 22, 32, 32)
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DES_ROUND(24, 26, 32, 32)
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DES_ROUND(28, 30, 32, 32)
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DES_IIP(32, 32)
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std %f32, [%o1 + 0x00]
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add %o0, 0x08, %o0
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subcc %o2, 0x08, %o2
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bne,pt %icc, 1b
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add %o1, 0x08, %o1
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retl
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std %f32, [%o3 + 0x00]
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ENDPROC(des_sparc64_cbc_encrypt)
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.align 32
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ENTRY(des_sparc64_cbc_decrypt)
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/* %o0=input, %o1=output, %o2=len, %o3=IV */
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ldd [%o3 + 0x00], %f34
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1: ldd [%o0 + 0x00], %f36
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DES_IP(36, 32)
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DES_ROUND(0, 2, 32, 32)
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DES_ROUND(4, 6, 32, 32)
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DES_ROUND(8, 10, 32, 32)
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DES_ROUND(12, 14, 32, 32)
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DES_ROUND(16, 18, 32, 32)
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DES_ROUND(20, 22, 32, 32)
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DES_ROUND(24, 26, 32, 32)
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DES_ROUND(28, 30, 32, 32)
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DES_IIP(32, 32)
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fxor %f32, %f34, %f32
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fsrc2 %f36, %f34
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std %f32, [%o1 + 0x00]
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add %o0, 0x08, %o0
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subcc %o2, 0x08, %o2
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bne,pt %icc, 1b
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add %o1, 0x08, %o1
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retl
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std %f36, [%o3 + 0x00]
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ENDPROC(des_sparc64_cbc_decrypt)
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.align 32
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ENTRY(des3_ede_sparc64_crypt)
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/* %o0=key, %o1=input, %o2=output */
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VISEntry
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ldd [%o1 + 0x00], %f32
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ldd [%o0 + 0x00], %f0
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ldd [%o0 + 0x08], %f2
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ldd [%o0 + 0x10], %f4
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ldd [%o0 + 0x18], %f6
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ldd [%o0 + 0x20], %f8
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ldd [%o0 + 0x28], %f10
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ldd [%o0 + 0x30], %f12
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ldd [%o0 + 0x38], %f14
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ldd [%o0 + 0x40], %f16
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ldd [%o0 + 0x48], %f18
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ldd [%o0 + 0x50], %f20
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ldd [%o0 + 0x58], %f22
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ldd [%o0 + 0x60], %f24
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ldd [%o0 + 0x68], %f26
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ldd [%o0 + 0x70], %f28
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ldd [%o0 + 0x78], %f30
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DES_IP(32, 32)
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DES_ROUND(0, 2, 32, 32)
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ldd [%o0 + 0x80], %f0
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ldd [%o0 + 0x88], %f2
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DES_ROUND(4, 6, 32, 32)
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ldd [%o0 + 0x90], %f4
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ldd [%o0 + 0x98], %f6
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DES_ROUND(8, 10, 32, 32)
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ldd [%o0 + 0xa0], %f8
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ldd [%o0 + 0xa8], %f10
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DES_ROUND(12, 14, 32, 32)
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ldd [%o0 + 0xb0], %f12
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ldd [%o0 + 0xb8], %f14
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DES_ROUND(16, 18, 32, 32)
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ldd [%o0 + 0xc0], %f16
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ldd [%o0 + 0xc8], %f18
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DES_ROUND(20, 22, 32, 32)
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ldd [%o0 + 0xd0], %f20
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ldd [%o0 + 0xd8], %f22
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DES_ROUND(24, 26, 32, 32)
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ldd [%o0 + 0xe0], %f24
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ldd [%o0 + 0xe8], %f26
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DES_ROUND(28, 30, 32, 32)
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ldd [%o0 + 0xf0], %f28
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ldd [%o0 + 0xf8], %f30
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DES_IIP(32, 32)
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DES_IP(32, 32)
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DES_ROUND(0, 2, 32, 32)
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ldd [%o0 + 0x100], %f0
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ldd [%o0 + 0x108], %f2
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DES_ROUND(4, 6, 32, 32)
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ldd [%o0 + 0x110], %f4
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ldd [%o0 + 0x118], %f6
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DES_ROUND(8, 10, 32, 32)
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ldd [%o0 + 0x120], %f8
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ldd [%o0 + 0x128], %f10
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DES_ROUND(12, 14, 32, 32)
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ldd [%o0 + 0x130], %f12
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ldd [%o0 + 0x138], %f14
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DES_ROUND(16, 18, 32, 32)
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ldd [%o0 + 0x140], %f16
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ldd [%o0 + 0x148], %f18
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DES_ROUND(20, 22, 32, 32)
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ldd [%o0 + 0x150], %f20
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ldd [%o0 + 0x158], %f22
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DES_ROUND(24, 26, 32, 32)
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ldd [%o0 + 0x160], %f24
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ldd [%o0 + 0x168], %f26
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DES_ROUND(28, 30, 32, 32)
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ldd [%o0 + 0x170], %f28
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ldd [%o0 + 0x178], %f30
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DES_IIP(32, 32)
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DES_IP(32, 32)
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DES_ROUND(0, 2, 32, 32)
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DES_ROUND(4, 6, 32, 32)
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DES_ROUND(8, 10, 32, 32)
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DES_ROUND(12, 14, 32, 32)
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DES_ROUND(16, 18, 32, 32)
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DES_ROUND(20, 22, 32, 32)
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DES_ROUND(24, 26, 32, 32)
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DES_ROUND(28, 30, 32, 32)
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DES_IIP(32, 32)
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std %f32, [%o2 + 0x00]
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retl
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VISExit
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ENDPROC(des3_ede_sparc64_crypt)
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.align 32
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ENTRY(des3_ede_sparc64_load_keys)
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/* %o0=key */
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VISEntry
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ldd [%o0 + 0x00], %f0
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ldd [%o0 + 0x08], %f2
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ldd [%o0 + 0x10], %f4
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ldd [%o0 + 0x18], %f6
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ldd [%o0 + 0x20], %f8
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ldd [%o0 + 0x28], %f10
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ldd [%o0 + 0x30], %f12
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ldd [%o0 + 0x38], %f14
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ldd [%o0 + 0x40], %f16
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ldd [%o0 + 0x48], %f18
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ldd [%o0 + 0x50], %f20
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ldd [%o0 + 0x58], %f22
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ldd [%o0 + 0x60], %f24
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ldd [%o0 + 0x68], %f26
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ldd [%o0 + 0x70], %f28
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ldd [%o0 + 0x78], %f30
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ldd [%o0 + 0x80], %f32
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ldd [%o0 + 0x88], %f34
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ldd [%o0 + 0x90], %f36
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ldd [%o0 + 0x98], %f38
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ldd [%o0 + 0xa0], %f40
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ldd [%o0 + 0xa8], %f42
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ldd [%o0 + 0xb0], %f44
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ldd [%o0 + 0xb8], %f46
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ldd [%o0 + 0xc0], %f48
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ldd [%o0 + 0xc8], %f50
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ldd [%o0 + 0xd0], %f52
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ldd [%o0 + 0xd8], %f54
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ldd [%o0 + 0xe0], %f56
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retl
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ldd [%o0 + 0xe8], %f58
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ENDPROC(des3_ede_sparc64_load_keys)
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#define DES3_LOOP_BODY(X) \
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DES_IP(X, X) \
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DES_ROUND(0, 2, X, X) \
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DES_ROUND(4, 6, X, X) \
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DES_ROUND(8, 10, X, X) \
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DES_ROUND(12, 14, X, X) \
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DES_ROUND(16, 18, X, X) \
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ldd [%o0 + 0xf0], %f16; \
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ldd [%o0 + 0xf8], %f18; \
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DES_ROUND(20, 22, X, X) \
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ldd [%o0 + 0x100], %f20; \
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ldd [%o0 + 0x108], %f22; \
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DES_ROUND(24, 26, X, X) \
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ldd [%o0 + 0x110], %f24; \
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ldd [%o0 + 0x118], %f26; \
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DES_ROUND(28, 30, X, X) \
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ldd [%o0 + 0x120], %f28; \
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ldd [%o0 + 0x128], %f30; \
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DES_IIP(X, X) \
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DES_IP(X, X) \
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DES_ROUND(32, 34, X, X) \
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ldd [%o0 + 0x130], %f0; \
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ldd [%o0 + 0x138], %f2; \
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DES_ROUND(36, 38, X, X) \
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ldd [%o0 + 0x140], %f4; \
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ldd [%o0 + 0x148], %f6; \
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DES_ROUND(40, 42, X, X) \
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ldd [%o0 + 0x150], %f8; \
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ldd [%o0 + 0x158], %f10; \
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DES_ROUND(44, 46, X, X) \
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ldd [%o0 + 0x160], %f12; \
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ldd [%o0 + 0x168], %f14; \
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DES_ROUND(48, 50, X, X) \
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DES_ROUND(52, 54, X, X) \
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DES_ROUND(56, 58, X, X) \
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DES_ROUND(16, 18, X, X) \
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ldd [%o0 + 0x170], %f16; \
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ldd [%o0 + 0x178], %f18; \
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DES_IIP(X, X) \
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DES_IP(X, X) \
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DES_ROUND(20, 22, X, X) \
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ldd [%o0 + 0x50], %f20; \
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ldd [%o0 + 0x58], %f22; \
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DES_ROUND(24, 26, X, X) \
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ldd [%o0 + 0x60], %f24; \
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ldd [%o0 + 0x68], %f26; \
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DES_ROUND(28, 30, X, X) \
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ldd [%o0 + 0x70], %f28; \
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ldd [%o0 + 0x78], %f30; \
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DES_ROUND(0, 2, X, X) \
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ldd [%o0 + 0x00], %f0; \
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ldd [%o0 + 0x08], %f2; \
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DES_ROUND(4, 6, X, X) \
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ldd [%o0 + 0x10], %f4; \
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ldd [%o0 + 0x18], %f6; \
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DES_ROUND(8, 10, X, X) \
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ldd [%o0 + 0x20], %f8; \
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ldd [%o0 + 0x28], %f10; \
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DES_ROUND(12, 14, X, X) \
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ldd [%o0 + 0x30], %f12; \
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ldd [%o0 + 0x38], %f14; \
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DES_ROUND(16, 18, X, X) \
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ldd [%o0 + 0x40], %f16; \
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ldd [%o0 + 0x48], %f18; \
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DES_IIP(X, X)
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.align 32
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ENTRY(des3_ede_sparc64_ecb_crypt)
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/* %o0=key, %o1=input, %o2=output, %o3=len */
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1: ldd [%o1 + 0x00], %f60
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DES3_LOOP_BODY(60)
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std %f60, [%o2 + 0x00]
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subcc %o3, 0x08, %o3
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bne,pt %icc, 1b
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add %o2, 0x08, %o2
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retl
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nop
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ENDPROC(des3_ede_sparc64_ecb_crypt)
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.align 32
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ENTRY(des3_ede_sparc64_cbc_encrypt)
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/* %o0=key, %o1=input, %o2=output, %o3=len, %o4=IV */
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ldd [%o4 + 0x00], %f60
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1: ldd [%o1 + 0x00], %f62
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fxor %f60, %f62, %f60
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DES3_LOOP_BODY(60)
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std %f60, [%o2 + 0x00]
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add %o1, 0x08, %o1
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subcc %o3, 0x08, %o3
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bne,pt %icc, 1b
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add %o2, 0x08, %o2
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retl
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std %f60, [%o4 + 0x00]
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ENDPROC(des3_ede_sparc64_cbc_encrypt)
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|
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.align 32
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ENTRY(des3_ede_sparc64_cbc_decrypt)
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/* %o0=key, %o1=input, %o2=output, %o3=len, %o4=IV */
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ldd [%o4 + 0x00], %f62
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1: ldx [%o1 + 0x00], %g1
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MOVXTOD_G1_F60
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DES3_LOOP_BODY(60)
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fxor %f62, %f60, %f60
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MOVXTOD_G1_F62
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std %f60, [%o2 + 0x00]
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add %o1, 0x08, %o1
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subcc %o3, 0x08, %o3
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bne,pt %icc, 1b
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add %o2, 0x08, %o2
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|
retl
|
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stx %g1, [%o4 + 0x00]
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ENDPROC(des3_ede_sparc64_cbc_decrypt)
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