diff options
author | 2023-10-10 14:33:42 +0000 | |
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committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5 | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5')
8 files changed, 703 insertions, 0 deletions
diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/asm/rc5-586.pl b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/asm/rc5-586.pl new file mode 100644 index 000000000..af11be816 --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/asm/rc5-586.pl @@ -0,0 +1,122 @@ +#! /usr/bin/env perl +# Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. +# +# Licensed under the OpenSSL license (the "License"). You may not use +# this file except in compliance with the License. You can obtain a copy +# in the file LICENSE in the source distribution or at +# https://www.openssl.org/source/license.html + + +$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; +push(@INC,"${dir}","${dir}../../perlasm"); +require "x86asm.pl"; +require "cbc.pl"; + +$output = pop; +open STDOUT,">$output"; + +&asm_init($ARGV[0]); + +$RC5_MAX_ROUNDS=16; +$RC5_32_OFF=($RC5_MAX_ROUNDS+2)*4; +$A="edi"; +$B="esi"; +$S="ebp"; +$tmp1="eax"; +$r="ebx"; +$tmpc="ecx"; +$tmp4="edx"; + +&RC5_32_encrypt("RC5_32_encrypt",1); +&RC5_32_encrypt("RC5_32_decrypt",0); +&cbc("RC5_32_cbc_encrypt","RC5_32_encrypt","RC5_32_decrypt",0,4,5,3,-1,-1); +&asm_finish(); + +close STDOUT or die "error closing STDOUT: $!"; + +sub RC5_32_encrypt + { + local($name,$enc)=@_; + + &function_begin_B($name,""); + + &comment(""); + + &push("ebp"); + &push("esi"); + &push("edi"); + &mov($tmp4,&wparam(0)); + &mov($S,&wparam(1)); + + &comment("Load the 2 words"); + &mov($A,&DWP(0,$tmp4,"",0)); + &mov($B,&DWP(4,$tmp4,"",0)); + + &push($r); + &mov($r, &DWP(0,$S,"",0)); + + # encrypting part + + if ($enc) + { + &add($A, &DWP(4+0,$S,"",0)); + &add($B, &DWP(4+4,$S,"",0)); + + for ($i=0; $i<$RC5_MAX_ROUNDS; $i++) + { + &xor($A, $B); + &mov($tmp1, &DWP(12+$i*8,$S,"",0)); + &mov($tmpc, $B); + &rotl($A, &LB("ecx")); + &add($A, $tmp1); + + &xor($B, $A); + &mov($tmp1, &DWP(16+$i*8,$S,"",0)); + &mov($tmpc, $A); + &rotl($B, &LB("ecx")); + &add($B, $tmp1); + if (($i == 7) || ($i == 11)) + { + &cmp($r, $i+1); + &je(&label("rc5_exit")); + } + } + } + else + { + &cmp($r, 12); + &je(&label("rc5_dec_12")); + &cmp($r, 8); + &je(&label("rc5_dec_8")); + for ($i=$RC5_MAX_ROUNDS; $i > 0; $i--) + { + &set_label("rc5_dec_$i") if ($i == 12) || ($i == 8); + &mov($tmp1, &DWP($i*8+8,$S,"",0)); + &sub($B, $tmp1); + &mov($tmpc, $A); + &rotr($B, &LB("ecx")); + &xor($B, $A); + + &mov($tmp1, &DWP($i*8+4,$S,"",0)); + &sub($A, $tmp1); + &mov($tmpc, $B); + &rotr($A, &LB("ecx")); + &xor($A, $B); + } + &sub($B, &DWP(4+4,$S,"",0)); + &sub($A, &DWP(4+0,$S,"",0)); + } + + &set_label("rc5_exit"); + &mov(&DWP(0,$tmp4,"",0),$A); + &mov(&DWP(4,$tmp4,"",0),$B); + + &pop("ebx"); + &pop("edi"); + &pop("esi"); + &pop("ebp"); + &ret(); + &function_end_B($name); + } + + diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/build.info b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/build.info new file mode 100644 index 000000000..928a62cd8 --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/build.info @@ -0,0 +1,7 @@ +LIBS=../../libcrypto +SOURCE[../../libcrypto]=\ + rc5_skey.c rc5_ecb.c {- $target{rc5_asm_src} -} rc5cfb64.c rc5ofb64.c + +GENERATE[rc5-586.s]=asm/rc5-586.pl \ + $(PERLASM_SCHEME) $(LIB_CFLAGS) $(LIB_CPPFLAGS) +DEPEND[rc5-586.s]=../perlasm/x86asm.pl ../perlasm/cbc.pl diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_ecb.c b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_ecb.c new file mode 100644 index 000000000..94ec64639 --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_ecb.c @@ -0,0 +1,32 @@ +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <openssl/rc5.h> +#include "rc5_local.h" +#include <openssl/opensslv.h> + +void RC5_32_ecb_encrypt(const unsigned char *in, unsigned char *out, + RC5_32_KEY *ks, int encrypt) +{ + unsigned long l, d[2]; + + c2l(in, l); + d[0] = l; + c2l(in, l); + d[1] = l; + if (encrypt) + RC5_32_encrypt(d, ks); + else + RC5_32_decrypt(d, ks); + l = d[0]; + l2c(l, out); + l = d[1]; + l2c(l, out); + l = d[0] = d[1] = 0; +} diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_enc.c b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_enc.c new file mode 100644 index 000000000..75ddeb2ea --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_enc.c @@ -0,0 +1,160 @@ +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <stdio.h> +#include <openssl/rc5.h> +#include "rc5_local.h" + +void RC5_32_cbc_encrypt(const unsigned char *in, unsigned char *out, + long length, RC5_32_KEY *ks, unsigned char *iv, + int encrypt) +{ + register unsigned long tin0, tin1; + register unsigned long tout0, tout1, xor0, xor1; + register long l = length; + unsigned long tin[2]; + + if (encrypt) { + c2l(iv, tout0); + c2l(iv, tout1); + iv -= 8; + for (l -= 8; l >= 0; l -= 8) { + c2l(in, tin0); + c2l(in, tin1); + tin0 ^= tout0; + tin1 ^= tout1; + tin[0] = tin0; + tin[1] = tin1; + RC5_32_encrypt(tin, ks); + tout0 = tin[0]; + l2c(tout0, out); + tout1 = tin[1]; + l2c(tout1, out); + } + if (l != -8) { + c2ln(in, tin0, tin1, l + 8); + tin0 ^= tout0; + tin1 ^= tout1; + tin[0] = tin0; + tin[1] = tin1; + RC5_32_encrypt(tin, ks); + tout0 = tin[0]; + l2c(tout0, out); + tout1 = tin[1]; + l2c(tout1, out); + } + l2c(tout0, iv); + l2c(tout1, iv); + } else { + c2l(iv, xor0); + c2l(iv, xor1); + iv -= 8; + for (l -= 8; l >= 0; l -= 8) { + c2l(in, tin0); + tin[0] = tin0; + c2l(in, tin1); + tin[1] = tin1; + RC5_32_decrypt(tin, ks); + tout0 = tin[0] ^ xor0; + tout1 = tin[1] ^ xor1; + l2c(tout0, out); + l2c(tout1, out); + xor0 = tin0; + xor1 = tin1; + } + if (l != -8) { + c2l(in, tin0); + tin[0] = tin0; + c2l(in, tin1); + tin[1] = tin1; + RC5_32_decrypt(tin, ks); + tout0 = tin[0] ^ xor0; + tout1 = tin[1] ^ xor1; + l2cn(tout0, tout1, out, l + 8); + xor0 = tin0; + xor1 = tin1; + } + l2c(xor0, iv); + l2c(xor1, iv); + } + tin0 = tin1 = tout0 = tout1 = xor0 = xor1 = 0; + tin[0] = tin[1] = 0; +} + +void RC5_32_encrypt(unsigned long *d, RC5_32_KEY *key) +{ + RC5_32_INT a, b, *s; + + s = key->data; + + a = d[0] + s[0]; + b = d[1] + s[1]; + E_RC5_32(a, b, s, 2); + E_RC5_32(a, b, s, 4); + E_RC5_32(a, b, s, 6); + E_RC5_32(a, b, s, 8); + E_RC5_32(a, b, s, 10); + E_RC5_32(a, b, s, 12); + E_RC5_32(a, b, s, 14); + E_RC5_32(a, b, s, 16); + if (key->rounds == 12) { + E_RC5_32(a, b, s, 18); + E_RC5_32(a, b, s, 20); + E_RC5_32(a, b, s, 22); + E_RC5_32(a, b, s, 24); + } else if (key->rounds == 16) { + /* Do a full expansion to avoid a jump */ + E_RC5_32(a, b, s, 18); + E_RC5_32(a, b, s, 20); + E_RC5_32(a, b, s, 22); + E_RC5_32(a, b, s, 24); + E_RC5_32(a, b, s, 26); + E_RC5_32(a, b, s, 28); + E_RC5_32(a, b, s, 30); + E_RC5_32(a, b, s, 32); + } + d[0] = a; + d[1] = b; +} + +void RC5_32_decrypt(unsigned long *d, RC5_32_KEY *key) +{ + RC5_32_INT a, b, *s; + + s = key->data; + + a = d[0]; + b = d[1]; + if (key->rounds == 16) { + D_RC5_32(a, b, s, 32); + D_RC5_32(a, b, s, 30); + D_RC5_32(a, b, s, 28); + D_RC5_32(a, b, s, 26); + /* Do a full expansion to avoid a jump */ + D_RC5_32(a, b, s, 24); + D_RC5_32(a, b, s, 22); + D_RC5_32(a, b, s, 20); + D_RC5_32(a, b, s, 18); + } else if (key->rounds == 12) { + D_RC5_32(a, b, s, 24); + D_RC5_32(a, b, s, 22); + D_RC5_32(a, b, s, 20); + D_RC5_32(a, b, s, 18); + } + D_RC5_32(a, b, s, 16); + D_RC5_32(a, b, s, 14); + D_RC5_32(a, b, s, 12); + D_RC5_32(a, b, s, 10); + D_RC5_32(a, b, s, 8); + D_RC5_32(a, b, s, 6); + D_RC5_32(a, b, s, 4); + D_RC5_32(a, b, s, 2); + d[0] = a - s[0]; + d[1] = b - s[1]; +} diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_local.h b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_local.h new file mode 100644 index 000000000..41130fe33 --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_local.h @@ -0,0 +1,186 @@ +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <stdlib.h> + +#undef c2l +#define c2l(c,l) (l =((unsigned long)(*((c)++))) , \ + l|=((unsigned long)(*((c)++)))<< 8L, \ + l|=((unsigned long)(*((c)++)))<<16L, \ + l|=((unsigned long)(*((c)++)))<<24L) + +/* NOTE - c is not incremented as per c2l */ +#undef c2ln +#define c2ln(c,l1,l2,n) { \ + c+=n; \ + l1=l2=0; \ + switch (n) { \ + case 8: l2 =((unsigned long)(*(--(c))))<<24L; \ + /* fall thru */ \ + case 7: l2|=((unsigned long)(*(--(c))))<<16L; \ + /* fall thru */ \ + case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \ + /* fall thru */ \ + case 5: l2|=((unsigned long)(*(--(c)))); \ + /* fall thru */ \ + case 4: l1 =((unsigned long)(*(--(c))))<<24L; \ + /* fall thru */ \ + case 3: l1|=((unsigned long)(*(--(c))))<<16L; \ + /* fall thru */ \ + case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \ + /* fall thru */ \ + case 1: l1|=((unsigned long)(*(--(c)))); \ + } \ + } + +#undef l2c +#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ + *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ + *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ + *((c)++)=(unsigned char)(((l)>>24L)&0xff)) + +/* NOTE - c is not incremented as per l2c */ +#undef l2cn +#define l2cn(l1,l2,c,n) { \ + c+=n; \ + switch (n) { \ + case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \ + /* fall thru */ \ + case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \ + /* fall thru */ \ + case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \ + /* fall thru */ \ + case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ + /* fall thru */ \ + case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \ + /* fall thru */ \ + case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \ + /* fall thru */ \ + case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \ + /* fall thru */ \ + case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ + } \ + } + +/* NOTE - c is not incremented as per n2l */ +#define n2ln(c,l1,l2,n) { \ + c+=n; \ + l1=l2=0; \ + switch (n) { \ + case 8: l2 =((unsigned long)(*(--(c)))) ; \ + /* fall thru */ \ + case 7: l2|=((unsigned long)(*(--(c))))<< 8; \ + /* fall thru */ \ + case 6: l2|=((unsigned long)(*(--(c))))<<16; \ + /* fall thru */ \ + case 5: l2|=((unsigned long)(*(--(c))))<<24; \ + /* fall thru */ \ + case 4: l1 =((unsigned long)(*(--(c)))) ; \ + /* fall thru */ \ + case 3: l1|=((unsigned long)(*(--(c))))<< 8; \ + /* fall thru */ \ + case 2: l1|=((unsigned long)(*(--(c))))<<16; \ + /* fall thru */ \ + case 1: l1|=((unsigned long)(*(--(c))))<<24; \ + } \ + } + +/* NOTE - c is not incremented as per l2n */ +#define l2nn(l1,l2,c,n) { \ + c+=n; \ + switch (n) { \ + case 8: *(--(c))=(unsigned char)(((l2) )&0xff); \ + /* fall thru */ \ + case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ + /* fall thru */ \ + case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ + /* fall thru */ \ + case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ + /* fall thru */ \ + case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \ + /* fall thru */ \ + case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ + /* fall thru */ \ + case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ + /* fall thru */ \ + case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ + } \ + } + +#undef n2l +#define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24L, \ + l|=((unsigned long)(*((c)++)))<<16L, \ + l|=((unsigned long)(*((c)++)))<< 8L, \ + l|=((unsigned long)(*((c)++)))) + +#undef l2n +#define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \ + *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ + *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ + *((c)++)=(unsigned char)(((l) )&0xff)) + +#if (defined(OPENSSL_SYS_WIN32) && defined(_MSC_VER)) +# define ROTATE_l32(a,n) _lrotl(a,n) +# define ROTATE_r32(a,n) _lrotr(a,n) +#elif defined(__ICC) +# define ROTATE_l32(a,n) _rotl(a,n) +# define ROTATE_r32(a,n) _rotr(a,n) +#elif defined(__GNUC__) && __GNUC__>=2 && !defined(__STRICT_ANSI__) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM) && !defined(PEDANTIC) +# if defined(__i386) || defined(__i386__) || defined(__x86_64) || defined(__x86_64__) +# define ROTATE_l32(a,n) ({ register unsigned int ret; \ + asm ("roll %%cl,%0" \ + : "=r"(ret) \ + : "c"(n),"0"((unsigned int)(a)) \ + : "cc"); \ + ret; \ + }) +# define ROTATE_r32(a,n) ({ register unsigned int ret; \ + asm ("rorl %%cl,%0" \ + : "=r"(ret) \ + : "c"(n),"0"((unsigned int)(a)) \ + : "cc"); \ + ret; \ + }) +# endif +#endif +#ifndef ROTATE_l32 +# define ROTATE_l32(a,n) (((a)<<(n&0x1f))|(((a)&0xffffffff)>>((32-n)&0x1f))) +#endif +#ifndef ROTATE_r32 +# define ROTATE_r32(a,n) (((a)<<((32-n)&0x1f))|(((a)&0xffffffff)>>(n&0x1f))) +#endif + +#define RC5_32_MASK 0xffffffffL + +#define RC5_16_P 0xB7E1 +#define RC5_16_Q 0x9E37 +#define RC5_32_P 0xB7E15163L +#define RC5_32_Q 0x9E3779B9L +#define RC5_64_P 0xB7E151628AED2A6BLL +#define RC5_64_Q 0x9E3779B97F4A7C15LL + +#define E_RC5_32(a,b,s,n) \ + a^=b; \ + a=ROTATE_l32(a,b); \ + a+=s[n]; \ + a&=RC5_32_MASK; \ + b^=a; \ + b=ROTATE_l32(b,a); \ + b+=s[n+1]; \ + b&=RC5_32_MASK; + +#define D_RC5_32(a,b,s,n) \ + b-=s[n+1]; \ + b&=RC5_32_MASK; \ + b=ROTATE_r32(b,a); \ + b^=a; \ + a-=s[n]; \ + a&=RC5_32_MASK; \ + a=ROTATE_r32(a,b); \ + a^=b; diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_skey.c b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_skey.c new file mode 100644 index 000000000..b2e6bbb1a --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5_skey.c @@ -0,0 +1,61 @@ +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <openssl/rc5.h> +#include "rc5_local.h" + +void RC5_32_set_key(RC5_32_KEY *key, int len, const unsigned char *data, + int rounds) +{ + RC5_32_INT L[64], l, ll, A, B, *S, k; + int i, j, m, c, t, ii, jj; + + if ((rounds != RC5_16_ROUNDS) && + (rounds != RC5_12_ROUNDS) && (rounds != RC5_8_ROUNDS)) + rounds = RC5_16_ROUNDS; + + key->rounds = rounds; + S = &(key->data[0]); + j = 0; + for (i = 0; i <= (len - 8); i += 8) { + c2l(data, l); + L[j++] = l; + c2l(data, l); + L[j++] = l; + } + ii = len - i; + if (ii) { + k = len & 0x07; + c2ln(data, l, ll, k); + L[j + 0] = l; + L[j + 1] = ll; + } + + c = (len + 3) / 4; + t = (rounds + 1) * 2; + S[0] = RC5_32_P; + for (i = 1; i < t; i++) + S[i] = (S[i - 1] + RC5_32_Q) & RC5_32_MASK; + + j = (t > c) ? t : c; + j *= 3; + ii = jj = 0; + A = B = 0; + for (i = 0; i < j; i++) { + k = (S[ii] + A + B) & RC5_32_MASK; + A = S[ii] = ROTATE_l32(k, 3); + m = (int)(A + B); + k = (L[jj] + A + B) & RC5_32_MASK; + B = L[jj] = ROTATE_l32(k, m); + if (++ii >= t) + ii = 0; + if (++jj >= c) + jj = 0; + } +} diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5cfb64.c b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5cfb64.c new file mode 100644 index 000000000..cfce7ec1e --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5cfb64.c @@ -0,0 +1,74 @@ +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <openssl/rc5.h> +#include "rc5_local.h" + +/* + * The input and output encrypted as though 64bit cfb mode is being used. + * The extra state information to record how much of the 64bit block we have + * used is contained in *num; + */ + +void RC5_32_cfb64_encrypt(const unsigned char *in, unsigned char *out, + long length, RC5_32_KEY *schedule, + unsigned char *ivec, int *num, int encrypt) +{ + register unsigned long v0, v1, t; + register int n = *num; + register long l = length; + unsigned long ti[2]; + unsigned char *iv, c, cc; + + iv = (unsigned char *)ivec; + if (encrypt) { + while (l--) { + if (n == 0) { + c2l(iv, v0); + ti[0] = v0; + c2l(iv, v1); + ti[1] = v1; + RC5_32_encrypt((unsigned long *)ti, schedule); + iv = (unsigned char *)ivec; + t = ti[0]; + l2c(t, iv); + t = ti[1]; + l2c(t, iv); + iv = (unsigned char *)ivec; + } + c = *(in++) ^ iv[n]; + *(out++) = c; + iv[n] = c; + n = (n + 1) & 0x07; + } + } else { + while (l--) { + if (n == 0) { + c2l(iv, v0); + ti[0] = v0; + c2l(iv, v1); + ti[1] = v1; + RC5_32_encrypt((unsigned long *)ti, schedule); + iv = (unsigned char *)ivec; + t = ti[0]; + l2c(t, iv); + t = ti[1]; + l2c(t, iv); + iv = (unsigned char *)ivec; + } + cc = *(in++); + c = iv[n]; + iv[n] = cc; + *(out++) = c ^ cc; + n = (n + 1) & 0x07; + } + } + v0 = v1 = ti[0] = ti[1] = t = c = cc = 0; + *num = n; +} diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5ofb64.c b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5ofb64.c new file mode 100644 index 000000000..224eb9685 --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/crypto/rc5/rc5ofb64.c @@ -0,0 +1,61 @@ +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <openssl/rc5.h> +#include "rc5_local.h" + +/* + * The input and output encrypted as though 64bit ofb mode is being used. + * The extra state information to record how much of the 64bit block we have + * used is contained in *num; + */ +void RC5_32_ofb64_encrypt(const unsigned char *in, unsigned char *out, + long length, RC5_32_KEY *schedule, + unsigned char *ivec, int *num) +{ + register unsigned long v0, v1, t; + register int n = *num; + register long l = length; + unsigned char d[8]; + register char *dp; + unsigned long ti[2]; + unsigned char *iv; + int save = 0; + + iv = (unsigned char *)ivec; + c2l(iv, v0); + c2l(iv, v1); + ti[0] = v0; + ti[1] = v1; + dp = (char *)d; + l2c(v0, dp); + l2c(v1, dp); + while (l--) { + if (n == 0) { + RC5_32_encrypt((unsigned long *)ti, schedule); + dp = (char *)d; + t = ti[0]; + l2c(t, dp); + t = ti[1]; + l2c(t, dp); + save++; + } + *(out++) = *(in++) ^ d[n]; + n = (n + 1) & 0x07; + } + if (save) { + v0 = ti[0]; + v1 = ti[1]; + iv = (unsigned char *)ivec; + l2c(v0, iv); + l2c(v1, iv); + } + t = v0 = v1 = ti[0] = ti[1] = 0; + *num = n; +} |