Bug Summary

File:root/firefox-clang/third_party/rust/glslopt/glsl-optimizer/src/util/sha1/sha1.c
Warning:line 100, column 6
Although the value stored to 'b' is used in the enclosing expression, the value is never actually read from 'b'

Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-unknown-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name sha1.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -analyzer-config-compatibility-mode=true -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -mframe-pointer=all -relaxed-aliasing -ffp-contract=off -fno-rounding-math -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fdebug-compilation-dir=/root/firefox-clang/third_party/rust/glslopt -ffunction-sections -fdata-sections -fcoverage-compilation-dir=/root/firefox-clang/third_party/rust/glslopt -resource-dir /usr/lib/llvm-21/lib/clang/21 -include /root/firefox-clang/config/gcc_hidden.h -include /root/firefox-clang/obj-x86_64-pc-linux-gnu/mozilla-config.h -I glsl-optimizer/include -I glsl-optimizer/src/mesa -I glsl-optimizer/src/mapi -I glsl-optimizer/src/compiler -I glsl-optimizer/src/compiler/glsl -I glsl-optimizer/src/gallium/auxiliary -I glsl-optimizer/src/gallium/include -I glsl-optimizer/src -I glsl-optimizer/src/util -I /root/firefox-clang/obj-x86_64-pc-linux-gnu/dist/system_wrappers -U _FORTIFY_SOURCE -D _FORTIFY_SOURCE=2 -D _GLIBCXX_ASSERTIONS -D DEBUG=1 -I /root/firefox-clang/obj-x86_64-pc-linux-gnu/dist/include -I /root/firefox-clang/obj-x86_64-pc-linux-gnu/dist/include/nspr -I /root/firefox-clang/obj-x86_64-pc-linux-gnu/dist/include/nss -D MOZILLA_CLIENT -D MOZILLA_CONFIG_H -D __STDC_FORMAT_MACROS -D _GNU_SOURCE -D HAVE_ENDIAN_H -D HAVE_PTHREAD -D HAVE_TIMESPEC_GET -D MOZ_INCLUDE_MOZALLOC_H -D mozilla_throw_gcc_h -internal-isystem /usr/lib/llvm-21/lib/clang/21/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -O2 -Wno-error=tautological-type-limit-compare -Wno-range-loop-analysis -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wno-error=atomic-alignment -Wno-error=deprecated-builtins -Wno-psabi -Wno-error=builtin-macro-redefined -Wno-unknown-warning-option -ferror-limit 19 -fstrict-flex-arrays=1 -stack-protector 2 -fstack-clash-protection -ftrivial-auto-var-init=pattern -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -vectorize-loops -vectorize-slp -analyzer-checker optin.performance.Padding -analyzer-output=html -analyzer-config stable-report-filename=true -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /tmp/scan-build-2025-06-27-100320-3286336-1 -x c glsl-optimizer/src/util/sha1/sha1.c
1/* $OpenBSD: sha1.c,v 1.26 2015/09/11 09:18:27 guenther Exp $ */
2
3/*
4 * SHA-1 in C
5 * By Steve Reid <steve@edmweb.com>
6 * 100% Public Domain
7 *
8 * Test Vectors (from FIPS PUB 180-1)
9 * "abc"
10 * A9993E36 4706816A BA3E2571 7850C26C 9CD0D89D
11 * "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
12 * 84983E44 1C3BD26E BAAE4AA1 F95129E5 E54670F1
13 * A million repetitions of "a"
14 * 34AA973C D4C4DAA4 F61EEB2B DBAD2731 6534016F
15 */
16
17#include <stdint.h>
18#include <string.h>
19#include "u_endian.h"
20#include "sha1.h"
21
22#define rol(value, bits)(((value) << (bits)) | ((value) >> (32 - (bits)))
) (((value) << (bits)) | ((value) >> (32 - (bits))))
23
24/*
25 * blk0() and blk() perform the initial expand.
26 * I got the idea of expanding during the round function from SSLeay
27 */
28#if UTIL_ARCH_LITTLE_ENDIAN1
29# define blk0(i)(block->l[i] = ((((block->l[i]) << (24)) | ((block
->l[i]) >> (32 - (24))))&0xFF00FF00) |((((block->
l[i]) << (8)) | ((block->l[i]) >> (32 - (8))))
&0x00FF00FF)) (block->l[i] = (rol(block->l[i],24)(((block->l[i]) << (24)) | ((block->l[i]) >>
(32 - (24))))&0xFF00FF00) \
30 |(rol(block->l[i],8)(((block->l[i]) << (8)) | ((block->l[i]) >>
(32 - (8))))&0x00FF00FF))
31#else
32# define blk0(i)(block->l[i] = ((((block->l[i]) << (24)) | ((block
->l[i]) >> (32 - (24))))&0xFF00FF00) |((((block->
l[i]) << (8)) | ((block->l[i]) >> (32 - (8))))
&0x00FF00FF)) block->l[i]
33#endif
34#define blk(i)(block->l[i&15] = (((block->l[(i+13)&15]^block->
l[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&
15]) << (1)) | ((block->l[(i+13)&15]^block->l
[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&15
]) >> (32 - (1))))) (block->l[i&15] = rol(block->l[(i+13)&15]^block->l[(i+8)&15] \(((block->l[(i+13)&15]^block->l[(i+8)&15] ^block
->l[(i+2)&15]^block->l[i&15]) << (1)) | (
(block->l[(i+13)&15]^block->l[(i+8)&15] ^block->
l[(i+2)&15]^block->l[i&15]) >> (32 - (1))))
35 ^block->l[(i+2)&15]^block->l[i&15],1)(((block->l[(i+13)&15]^block->l[(i+8)&15] ^block
->l[(i+2)&15]^block->l[i&15]) << (1)) | (
(block->l[(i+13)&15]^block->l[(i+8)&15] ^block->
l[(i+2)&15]^block->l[i&15]) >> (32 - (1)))))
36
37/*
38 * (R0+R1), R2, R3, R4 are the different operations (rounds) used in SHA1
39 */
40#define R0(v,w,x,y,z,i)z+=((w&(x^y))^y)+(block->l[i] = ((((block->l[i]) <<
(24)) | ((block->l[i]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[i]) << (8)) | ((block->l[i]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((v) << (5))
| ((v) >> (32 - (5))));w=(((w) << (30)) | ((w) >>
(32 - (30)))); z+=((w&(x^y))^y)+blk0(i)(block->l[i] = ((((block->l[i]) << (24)) | ((block
->l[i]) >> (32 - (24))))&0xFF00FF00) |((((block->
l[i]) << (8)) | ((block->l[i]) >> (32 - (8))))
&0x00FF00FF))+0x5A827999+rol(v,5)(((v) << (5)) | ((v) >> (32 - (5))));w=rol(w,30)(((w) << (30)) | ((w) >> (32 - (30))));
41#define R1(v,w,x,y,z,i)z+=((w&(x^y))^y)+(block->l[i&15] = (((block->l[
(i+13)&15]^block->l[(i+8)&15] ^block->l[(i+2)&
15]^block->l[i&15]) << (1)) | ((block->l[(i+13
)&15]^block->l[(i+8)&15] ^block->l[(i+2)&15
]^block->l[i&15]) >> (32 - (1)))))+0x5A827999+((
(v) << (5)) | ((v) >> (32 - (5))));w=(((w) <<
(30)) | ((w) >> (32 - (30)))); z+=((w&(x^y))^y)+blk(i)(block->l[i&15] = (((block->l[(i+13)&15]^block->
l[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&
15]) << (1)) | ((block->l[(i+13)&15]^block->l
[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&15
]) >> (32 - (1)))))+0x5A827999+rol(v,5)(((v) << (5)) | ((v) >> (32 - (5))));w=rol(w,30)(((w) << (30)) | ((w) >> (32 - (30))));
42#define R2(v,w,x,y,z,i)z+=(w^x^y)+(block->l[i&15] = (((block->l[(i+13)&
15]^block->l[(i+8)&15] ^block->l[(i+2)&15]^block
->l[i&15]) << (1)) | ((block->l[(i+13)&15
]^block->l[(i+8)&15] ^block->l[(i+2)&15]^block->
l[i&15]) >> (32 - (1)))))+0x6ED9EBA1+(((v) <<
(5)) | ((v) >> (32 - (5))));w=(((w) << (30)) | (
(w) >> (32 - (30)))); z+=(w^x^y)+blk(i)(block->l[i&15] = (((block->l[(i+13)&15]^block->
l[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&
15]) << (1)) | ((block->l[(i+13)&15]^block->l
[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&15
]) >> (32 - (1)))))+0x6ED9EBA1+rol(v,5)(((v) << (5)) | ((v) >> (32 - (5))));w=rol(w,30)(((w) << (30)) | ((w) >> (32 - (30))));
43#define R3(v,w,x,y,z,i)z+=(((w|x)&y)|(w&x))+(block->l[i&15] = (((block
->l[(i+13)&15]^block->l[(i+8)&15] ^block->l[
(i+2)&15]^block->l[i&15]) << (1)) | ((block->
l[(i+13)&15]^block->l[(i+8)&15] ^block->l[(i+2)
&15]^block->l[i&15]) >> (32 - (1)))))+0x8F1BBCDC
+(((v) << (5)) | ((v) >> (32 - (5))));w=(((w) <<
(30)) | ((w) >> (32 - (30)))); z+=(((w|x)&y)|(w&x))+blk(i)(block->l[i&15] = (((block->l[(i+13)&15]^block->
l[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&
15]) << (1)) | ((block->l[(i+13)&15]^block->l
[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&15
]) >> (32 - (1)))))+0x8F1BBCDC+rol(v,5)(((v) << (5)) | ((v) >> (32 - (5))));w=rol(w,30)(((w) << (30)) | ((w) >> (32 - (30))));
44#define R4(v,w,x,y,z,i)z+=(w^x^y)+(block->l[i&15] = (((block->l[(i+13)&
15]^block->l[(i+8)&15] ^block->l[(i+2)&15]^block
->l[i&15]) << (1)) | ((block->l[(i+13)&15
]^block->l[(i+8)&15] ^block->l[(i+2)&15]^block->
l[i&15]) >> (32 - (1)))))+0xCA62C1D6+(((v) <<
(5)) | ((v) >> (32 - (5))));w=(((w) << (30)) | (
(w) >> (32 - (30)))); z+=(w^x^y)+blk(i)(block->l[i&15] = (((block->l[(i+13)&15]^block->
l[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&
15]) << (1)) | ((block->l[(i+13)&15]^block->l
[(i+8)&15] ^block->l[(i+2)&15]^block->l[i&15
]) >> (32 - (1)))))+0xCA62C1D6+rol(v,5)(((v) << (5)) | ((v) >> (32 - (5))));w=rol(w,30)(((w) << (30)) | ((w) >> (32 - (30))));
45
46typedef union {
47 uint8_t c[64];
48 uint32_t l[16];
49} CHAR64LONG16;
50
51/*
52 * Hash a single 512-bit block. This is the core of the algorithm.
53 */
54void
55SHA1Transform(uint32_t state[5], const uint8_t buffer[SHA1_BLOCK_LENGTH64])
56{
57 uint32_t a, b, c, d, e;
58 uint8_t workspace[SHA1_BLOCK_LENGTH64];
59 CHAR64LONG16 *block = (CHAR64LONG16 *)workspace;
60
61 (void)memcpy(block, buffer, SHA1_BLOCK_LENGTH64);
62
63 /* Copy context->state[] to working vars */
64 a = state[0];
65 b = state[1];
66 c = state[2];
67 d = state[3];
68 e = state[4];
69
70 /* 4 rounds of 20 operations each. Loop unrolled. */
71 R0(a,b,c,d,e, 0)e+=((b&(c^d))^d)+(block->l[0] = ((((block->l[0]) <<
(24)) | ((block->l[0]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[0]) << (8)) | ((block->l[0]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((a) << (5))
| ((a) >> (32 - (5))));b=(((b) << (30)) | ((b) >>
(32 - (30))));; R0(e,a,b,c,d, 1)d+=((a&(b^c))^c)+(block->l[1] = ((((block->l[1]) <<
(24)) | ((block->l[1]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[1]) << (8)) | ((block->l[1]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((e) << (5))
| ((e) >> (32 - (5))));a=(((a) << (30)) | ((a) >>
(32 - (30))));; R0(d,e,a,b,c, 2)c+=((e&(a^b))^b)+(block->l[2] = ((((block->l[2]) <<
(24)) | ((block->l[2]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[2]) << (8)) | ((block->l[2]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((d) << (5))
| ((d) >> (32 - (5))));e=(((e) << (30)) | ((e) >>
(32 - (30))));; R0(c,d,e,a,b, 3)b+=((d&(e^a))^a)+(block->l[3] = ((((block->l[3]) <<
(24)) | ((block->l[3]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[3]) << (8)) | ((block->l[3]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((c) << (5))
| ((c) >> (32 - (5))));d=(((d) << (30)) | ((d) >>
(32 - (30))));;
72 R0(b,c,d,e,a, 4)a+=((c&(d^e))^e)+(block->l[4] = ((((block->l[4]) <<
(24)) | ((block->l[4]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[4]) << (8)) | ((block->l[4]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((b) << (5))
| ((b) >> (32 - (5))));c=(((c) << (30)) | ((c) >>
(32 - (30))));; R0(a,b,c,d,e, 5)e+=((b&(c^d))^d)+(block->l[5] = ((((block->l[5]) <<
(24)) | ((block->l[5]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[5]) << (8)) | ((block->l[5]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((a) << (5))
| ((a) >> (32 - (5))));b=(((b) << (30)) | ((b) >>
(32 - (30))));; R0(e,a,b,c,d, 6)d+=((a&(b^c))^c)+(block->l[6] = ((((block->l[6]) <<
(24)) | ((block->l[6]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[6]) << (8)) | ((block->l[6]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((e) << (5))
| ((e) >> (32 - (5))));a=(((a) << (30)) | ((a) >>
(32 - (30))));; R0(d,e,a,b,c, 7)c+=((e&(a^b))^b)+(block->l[7] = ((((block->l[7]) <<
(24)) | ((block->l[7]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[7]) << (8)) | ((block->l[7]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((d) << (5))
| ((d) >> (32 - (5))));e=(((e) << (30)) | ((e) >>
(32 - (30))));;
73 R0(c,d,e,a,b, 8)b+=((d&(e^a))^a)+(block->l[8] = ((((block->l[8]) <<
(24)) | ((block->l[8]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[8]) << (8)) | ((block->l[8]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((c) << (5))
| ((c) >> (32 - (5))));d=(((d) << (30)) | ((d) >>
(32 - (30))));; R0(b,c,d,e,a, 9)a+=((c&(d^e))^e)+(block->l[9] = ((((block->l[9]) <<
(24)) | ((block->l[9]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[9]) << (8)) | ((block->l[9]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((b) << (5))
| ((b) >> (32 - (5))));c=(((c) << (30)) | ((c) >>
(32 - (30))));; R0(a,b,c,d,e,10)e+=((b&(c^d))^d)+(block->l[10] = ((((block->l[10]) <<
(24)) | ((block->l[10]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[10]) << (8)) | ((block->l[10]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((a) << (5))
| ((a) >> (32 - (5))));b=(((b) << (30)) | ((b) >>
(32 - (30))));; R0(e,a,b,c,d,11)d+=((a&(b^c))^c)+(block->l[11] = ((((block->l[11]) <<
(24)) | ((block->l[11]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[11]) << (8)) | ((block->l[11]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((e) << (5))
| ((e) >> (32 - (5))));a=(((a) << (30)) | ((a) >>
(32 - (30))));;
74 R0(d,e,a,b,c,12)c+=((e&(a^b))^b)+(block->l[12] = ((((block->l[12]) <<
(24)) | ((block->l[12]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[12]) << (8)) | ((block->l[12]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((d) << (5))
| ((d) >> (32 - (5))));e=(((e) << (30)) | ((e) >>
(32 - (30))));; R0(c,d,e,a,b,13)b+=((d&(e^a))^a)+(block->l[13] = ((((block->l[13]) <<
(24)) | ((block->l[13]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[13]) << (8)) | ((block->l[13]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((c) << (5))
| ((c) >> (32 - (5))));d=(((d) << (30)) | ((d) >>
(32 - (30))));; R0(b,c,d,e,a,14)a+=((c&(d^e))^e)+(block->l[14] = ((((block->l[14]) <<
(24)) | ((block->l[14]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[14]) << (8)) | ((block->l[14]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((b) << (5))
| ((b) >> (32 - (5))));c=(((c) << (30)) | ((c) >>
(32 - (30))));; R0(a,b,c,d,e,15)e+=((b&(c^d))^d)+(block->l[15] = ((((block->l[15]) <<
(24)) | ((block->l[15]) >> (32 - (24))))&0xFF00FF00
) |((((block->l[15]) << (8)) | ((block->l[15]) >>
(32 - (8))))&0x00FF00FF))+0x5A827999+(((a) << (5))
| ((a) >> (32 - (5))));b=(((b) << (30)) | ((b) >>
(32 - (30))));;
75 R1(e,a,b,c,d,16)d+=((a&(b^c))^c)+(block->l[16&15] = (((block->l
[(16 +13)&15]^block->l[(16 +8)&15] ^block->l[(16
+2)&15]^block->l[16&15]) << (1)) | ((block->
l[(16 +13)&15]^block->l[(16 +8)&15] ^block->l[(
16 +2)&15]^block->l[16&15]) >> (32 - (1)))))
+0x5A827999+(((e) << (5)) | ((e) >> (32 - (5))));
a=(((a) << (30)) | ((a) >> (32 - (30))));; R1(d,e,a,b,c,17)c+=((e&(a^b))^b)+(block->l[17&15] = (((block->l
[(17 +13)&15]^block->l[(17 +8)&15] ^block->l[(17
+2)&15]^block->l[17&15]) << (1)) | ((block->
l[(17 +13)&15]^block->l[(17 +8)&15] ^block->l[(
17 +2)&15]^block->l[17&15]) >> (32 - (1)))))
+0x5A827999+(((d) << (5)) | ((d) >> (32 - (5))));
e=(((e) << (30)) | ((e) >> (32 - (30))));; R1(c,d,e,a,b,18)b+=((d&(e^a))^a)+(block->l[18&15] = (((block->l
[(18 +13)&15]^block->l[(18 +8)&15] ^block->l[(18
+2)&15]^block->l[18&15]) << (1)) | ((block->
l[(18 +13)&15]^block->l[(18 +8)&15] ^block->l[(
18 +2)&15]^block->l[18&15]) >> (32 - (1)))))
+0x5A827999+(((c) << (5)) | ((c) >> (32 - (5))));
d=(((d) << (30)) | ((d) >> (32 - (30))));; R1(b,c,d,e,a,19)a+=((c&(d^e))^e)+(block->l[19&15] = (((block->l
[(19 +13)&15]^block->l[(19 +8)&15] ^block->l[(19
+2)&15]^block->l[19&15]) << (1)) | ((block->
l[(19 +13)&15]^block->l[(19 +8)&15] ^block->l[(
19 +2)&15]^block->l[19&15]) >> (32 - (1)))))
+0x5A827999+(((b) << (5)) | ((b) >> (32 - (5))));
c=(((c) << (30)) | ((c) >> (32 - (30))));;
76 R2(a,b,c,d,e,20)e+=(b^c^d)+(block->l[20&15] = (((block->l[(20 +13)&
15]^block->l[(20 +8)&15] ^block->l[(20 +2)&15]^
block->l[20&15]) << (1)) | ((block->l[(20 +13
)&15]^block->l[(20 +8)&15] ^block->l[(20 +2)&
15]^block->l[20&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((a) << (5)) | ((a) >> (32 - (5))));b=(((b) <<
(30)) | ((b) >> (32 - (30))));; R2(e,a,b,c,d,21)d+=(a^b^c)+(block->l[21&15] = (((block->l[(21 +13)&
15]^block->l[(21 +8)&15] ^block->l[(21 +2)&15]^
block->l[21&15]) << (1)) | ((block->l[(21 +13
)&15]^block->l[(21 +8)&15] ^block->l[(21 +2)&
15]^block->l[21&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((e) << (5)) | ((e) >> (32 - (5))));a=(((a) <<
(30)) | ((a) >> (32 - (30))));; R2(d,e,a,b,c,22)c+=(e^a^b)+(block->l[22&15] = (((block->l[(22 +13)&
15]^block->l[(22 +8)&15] ^block->l[(22 +2)&15]^
block->l[22&15]) << (1)) | ((block->l[(22 +13
)&15]^block->l[(22 +8)&15] ^block->l[(22 +2)&
15]^block->l[22&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((d) << (5)) | ((d) >> (32 - (5))));e=(((e) <<
(30)) | ((e) >> (32 - (30))));; R2(c,d,e,a,b,23)b+=(d^e^a)+(block->l[23&15] = (((block->l[(23 +13)&
15]^block->l[(23 +8)&15] ^block->l[(23 +2)&15]^
block->l[23&15]) << (1)) | ((block->l[(23 +13
)&15]^block->l[(23 +8)&15] ^block->l[(23 +2)&
15]^block->l[23&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((c) << (5)) | ((c) >> (32 - (5))));d=(((d) <<
(30)) | ((d) >> (32 - (30))));;
77 R2(b,c,d,e,a,24)a+=(c^d^e)+(block->l[24&15] = (((block->l[(24 +13)&
15]^block->l[(24 +8)&15] ^block->l[(24 +2)&15]^
block->l[24&15]) << (1)) | ((block->l[(24 +13
)&15]^block->l[(24 +8)&15] ^block->l[(24 +2)&
15]^block->l[24&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((b) << (5)) | ((b) >> (32 - (5))));c=(((c) <<
(30)) | ((c) >> (32 - (30))));; R2(a,b,c,d,e,25)e+=(b^c^d)+(block->l[25&15] = (((block->l[(25 +13)&
15]^block->l[(25 +8)&15] ^block->l[(25 +2)&15]^
block->l[25&15]) << (1)) | ((block->l[(25 +13
)&15]^block->l[(25 +8)&15] ^block->l[(25 +2)&
15]^block->l[25&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((a) << (5)) | ((a) >> (32 - (5))));b=(((b) <<
(30)) | ((b) >> (32 - (30))));; R2(e,a,b,c,d,26)d+=(a^b^c)+(block->l[26&15] = (((block->l[(26 +13)&
15]^block->l[(26 +8)&15] ^block->l[(26 +2)&15]^
block->l[26&15]) << (1)) | ((block->l[(26 +13
)&15]^block->l[(26 +8)&15] ^block->l[(26 +2)&
15]^block->l[26&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((e) << (5)) | ((e) >> (32 - (5))));a=(((a) <<
(30)) | ((a) >> (32 - (30))));; R2(d,e,a,b,c,27)c+=(e^a^b)+(block->l[27&15] = (((block->l[(27 +13)&
15]^block->l[(27 +8)&15] ^block->l[(27 +2)&15]^
block->l[27&15]) << (1)) | ((block->l[(27 +13
)&15]^block->l[(27 +8)&15] ^block->l[(27 +2)&
15]^block->l[27&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((d) << (5)) | ((d) >> (32 - (5))));e=(((e) <<
(30)) | ((e) >> (32 - (30))));;
78 R2(c,d,e,a,b,28)b+=(d^e^a)+(block->l[28&15] = (((block->l[(28 +13)&
15]^block->l[(28 +8)&15] ^block->l[(28 +2)&15]^
block->l[28&15]) << (1)) | ((block->l[(28 +13
)&15]^block->l[(28 +8)&15] ^block->l[(28 +2)&
15]^block->l[28&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((c) << (5)) | ((c) >> (32 - (5))));d=(((d) <<
(30)) | ((d) >> (32 - (30))));; R2(b,c,d,e,a,29)a+=(c^d^e)+(block->l[29&15] = (((block->l[(29 +13)&
15]^block->l[(29 +8)&15] ^block->l[(29 +2)&15]^
block->l[29&15]) << (1)) | ((block->l[(29 +13
)&15]^block->l[(29 +8)&15] ^block->l[(29 +2)&
15]^block->l[29&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((b) << (5)) | ((b) >> (32 - (5))));c=(((c) <<
(30)) | ((c) >> (32 - (30))));; R2(a,b,c,d,e,30)e+=(b^c^d)+(block->l[30&15] = (((block->l[(30 +13)&
15]^block->l[(30 +8)&15] ^block->l[(30 +2)&15]^
block->l[30&15]) << (1)) | ((block->l[(30 +13
)&15]^block->l[(30 +8)&15] ^block->l[(30 +2)&
15]^block->l[30&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((a) << (5)) | ((a) >> (32 - (5))));b=(((b) <<
(30)) | ((b) >> (32 - (30))));; R2(e,a,b,c,d,31)d+=(a^b^c)+(block->l[31&15] = (((block->l[(31 +13)&
15]^block->l[(31 +8)&15] ^block->l[(31 +2)&15]^
block->l[31&15]) << (1)) | ((block->l[(31 +13
)&15]^block->l[(31 +8)&15] ^block->l[(31 +2)&
15]^block->l[31&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((e) << (5)) | ((e) >> (32 - (5))));a=(((a) <<
(30)) | ((a) >> (32 - (30))));;
79 R2(d,e,a,b,c,32)c+=(e^a^b)+(block->l[32&15] = (((block->l[(32 +13)&
15]^block->l[(32 +8)&15] ^block->l[(32 +2)&15]^
block->l[32&15]) << (1)) | ((block->l[(32 +13
)&15]^block->l[(32 +8)&15] ^block->l[(32 +2)&
15]^block->l[32&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((d) << (5)) | ((d) >> (32 - (5))));e=(((e) <<
(30)) | ((e) >> (32 - (30))));; R2(c,d,e,a,b,33)b+=(d^e^a)+(block->l[33&15] = (((block->l[(33 +13)&
15]^block->l[(33 +8)&15] ^block->l[(33 +2)&15]^
block->l[33&15]) << (1)) | ((block->l[(33 +13
)&15]^block->l[(33 +8)&15] ^block->l[(33 +2)&
15]^block->l[33&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((c) << (5)) | ((c) >> (32 - (5))));d=(((d) <<
(30)) | ((d) >> (32 - (30))));; R2(b,c,d,e,a,34)a+=(c^d^e)+(block->l[34&15] = (((block->l[(34 +13)&
15]^block->l[(34 +8)&15] ^block->l[(34 +2)&15]^
block->l[34&15]) << (1)) | ((block->l[(34 +13
)&15]^block->l[(34 +8)&15] ^block->l[(34 +2)&
15]^block->l[34&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((b) << (5)) | ((b) >> (32 - (5))));c=(((c) <<
(30)) | ((c) >> (32 - (30))));; R2(a,b,c,d,e,35)e+=(b^c^d)+(block->l[35&15] = (((block->l[(35 +13)&
15]^block->l[(35 +8)&15] ^block->l[(35 +2)&15]^
block->l[35&15]) << (1)) | ((block->l[(35 +13
)&15]^block->l[(35 +8)&15] ^block->l[(35 +2)&
15]^block->l[35&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((a) << (5)) | ((a) >> (32 - (5))));b=(((b) <<
(30)) | ((b) >> (32 - (30))));;
80 R2(e,a,b,c,d,36)d+=(a^b^c)+(block->l[36&15] = (((block->l[(36 +13)&
15]^block->l[(36 +8)&15] ^block->l[(36 +2)&15]^
block->l[36&15]) << (1)) | ((block->l[(36 +13
)&15]^block->l[(36 +8)&15] ^block->l[(36 +2)&
15]^block->l[36&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((e) << (5)) | ((e) >> (32 - (5))));a=(((a) <<
(30)) | ((a) >> (32 - (30))));; R2(d,e,a,b,c,37)c+=(e^a^b)+(block->l[37&15] = (((block->l[(37 +13)&
15]^block->l[(37 +8)&15] ^block->l[(37 +2)&15]^
block->l[37&15]) << (1)) | ((block->l[(37 +13
)&15]^block->l[(37 +8)&15] ^block->l[(37 +2)&
15]^block->l[37&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((d) << (5)) | ((d) >> (32 - (5))));e=(((e) <<
(30)) | ((e) >> (32 - (30))));; R2(c,d,e,a,b,38)b+=(d^e^a)+(block->l[38&15] = (((block->l[(38 +13)&
15]^block->l[(38 +8)&15] ^block->l[(38 +2)&15]^
block->l[38&15]) << (1)) | ((block->l[(38 +13
)&15]^block->l[(38 +8)&15] ^block->l[(38 +2)&
15]^block->l[38&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((c) << (5)) | ((c) >> (32 - (5))));d=(((d) <<
(30)) | ((d) >> (32 - (30))));; R2(b,c,d,e,a,39)a+=(c^d^e)+(block->l[39&15] = (((block->l[(39 +13)&
15]^block->l[(39 +8)&15] ^block->l[(39 +2)&15]^
block->l[39&15]) << (1)) | ((block->l[(39 +13
)&15]^block->l[(39 +8)&15] ^block->l[(39 +2)&
15]^block->l[39&15]) >> (32 - (1)))))+0x6ED9EBA1
+(((b) << (5)) | ((b) >> (32 - (5))));c=(((c) <<
(30)) | ((c) >> (32 - (30))));;
81 R3(a,b,c,d,e,40)e+=(((b|c)&d)|(b&c))+(block->l[40&15] = (((block
->l[(40 +13)&15]^block->l[(40 +8)&15] ^block->
l[(40 +2)&15]^block->l[40&15]) << (1)) | ((block
->l[(40 +13)&15]^block->l[(40 +8)&15] ^block->
l[(40 +2)&15]^block->l[40&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((a) << (5)) | ((a) >> (32 - (5))
));b=(((b) << (30)) | ((b) >> (32 - (30))));; R3(e,a,b,c,d,41)d+=(((a|b)&c)|(a&b))+(block->l[41&15] = (((block
->l[(41 +13)&15]^block->l[(41 +8)&15] ^block->
l[(41 +2)&15]^block->l[41&15]) << (1)) | ((block
->l[(41 +13)&15]^block->l[(41 +8)&15] ^block->
l[(41 +2)&15]^block->l[41&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((e) << (5)) | ((e) >> (32 - (5))
));a=(((a) << (30)) | ((a) >> (32 - (30))));; R3(d,e,a,b,c,42)c+=(((e|a)&b)|(e&a))+(block->l[42&15] = (((block
->l[(42 +13)&15]^block->l[(42 +8)&15] ^block->
l[(42 +2)&15]^block->l[42&15]) << (1)) | ((block
->l[(42 +13)&15]^block->l[(42 +8)&15] ^block->
l[(42 +2)&15]^block->l[42&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((d) << (5)) | ((d) >> (32 - (5))
));e=(((e) << (30)) | ((e) >> (32 - (30))));; R3(c,d,e,a,b,43)b+=(((d|e)&a)|(d&e))+(block->l[43&15] = (((block
->l[(43 +13)&15]^block->l[(43 +8)&15] ^block->
l[(43 +2)&15]^block->l[43&15]) << (1)) | ((block
->l[(43 +13)&15]^block->l[(43 +8)&15] ^block->
l[(43 +2)&15]^block->l[43&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((c) << (5)) | ((c) >> (32 - (5))
));d=(((d) << (30)) | ((d) >> (32 - (30))));;
82 R3(b,c,d,e,a,44)a+=(((c|d)&e)|(c&d))+(block->l[44&15] = (((block
->l[(44 +13)&15]^block->l[(44 +8)&15] ^block->
l[(44 +2)&15]^block->l[44&15]) << (1)) | ((block
->l[(44 +13)&15]^block->l[(44 +8)&15] ^block->
l[(44 +2)&15]^block->l[44&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((b) << (5)) | ((b) >> (32 - (5))
));c=(((c) << (30)) | ((c) >> (32 - (30))));; R3(a,b,c,d,e,45)e+=(((b|c)&d)|(b&c))+(block->l[45&15] = (((block
->l[(45 +13)&15]^block->l[(45 +8)&15] ^block->
l[(45 +2)&15]^block->l[45&15]) << (1)) | ((block
->l[(45 +13)&15]^block->l[(45 +8)&15] ^block->
l[(45 +2)&15]^block->l[45&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((a) << (5)) | ((a) >> (32 - (5))
));b=(((b) << (30)) | ((b) >> (32 - (30))));; R3(e,a,b,c,d,46)d+=(((a|b)&c)|(a&b))+(block->l[46&15] = (((block
->l[(46 +13)&15]^block->l[(46 +8)&15] ^block->
l[(46 +2)&15]^block->l[46&15]) << (1)) | ((block
->l[(46 +13)&15]^block->l[(46 +8)&15] ^block->
l[(46 +2)&15]^block->l[46&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((e) << (5)) | ((e) >> (32 - (5))
));a=(((a) << (30)) | ((a) >> (32 - (30))));; R3(d,e,a,b,c,47)c+=(((e|a)&b)|(e&a))+(block->l[47&15] = (((block
->l[(47 +13)&15]^block->l[(47 +8)&15] ^block->
l[(47 +2)&15]^block->l[47&15]) << (1)) | ((block
->l[(47 +13)&15]^block->l[(47 +8)&15] ^block->
l[(47 +2)&15]^block->l[47&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((d) << (5)) | ((d) >> (32 - (5))
));e=(((e) << (30)) | ((e) >> (32 - (30))));;
83 R3(c,d,e,a,b,48)b+=(((d|e)&a)|(d&e))+(block->l[48&15] = (((block
->l[(48 +13)&15]^block->l[(48 +8)&15] ^block->
l[(48 +2)&15]^block->l[48&15]) << (1)) | ((block
->l[(48 +13)&15]^block->l[(48 +8)&15] ^block->
l[(48 +2)&15]^block->l[48&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((c) << (5)) | ((c) >> (32 - (5))
));d=(((d) << (30)) | ((d) >> (32 - (30))));; R3(b,c,d,e,a,49)a+=(((c|d)&e)|(c&d))+(block->l[49&15] = (((block
->l[(49 +13)&15]^block->l[(49 +8)&15] ^block->
l[(49 +2)&15]^block->l[49&15]) << (1)) | ((block
->l[(49 +13)&15]^block->l[(49 +8)&15] ^block->
l[(49 +2)&15]^block->l[49&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((b) << (5)) | ((b) >> (32 - (5))
));c=(((c) << (30)) | ((c) >> (32 - (30))));; R3(a,b,c,d,e,50)e+=(((b|c)&d)|(b&c))+(block->l[50&15] = (((block
->l[(50 +13)&15]^block->l[(50 +8)&15] ^block->
l[(50 +2)&15]^block->l[50&15]) << (1)) | ((block
->l[(50 +13)&15]^block->l[(50 +8)&15] ^block->
l[(50 +2)&15]^block->l[50&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((a) << (5)) | ((a) >> (32 - (5))
));b=(((b) << (30)) | ((b) >> (32 - (30))));; R3(e,a,b,c,d,51)d+=(((a|b)&c)|(a&b))+(block->l[51&15] = (((block
->l[(51 +13)&15]^block->l[(51 +8)&15] ^block->
l[(51 +2)&15]^block->l[51&15]) << (1)) | ((block
->l[(51 +13)&15]^block->l[(51 +8)&15] ^block->
l[(51 +2)&15]^block->l[51&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((e) << (5)) | ((e) >> (32 - (5))
));a=(((a) << (30)) | ((a) >> (32 - (30))));;
84 R3(d,e,a,b,c,52)c+=(((e|a)&b)|(e&a))+(block->l[52&15] = (((block
->l[(52 +13)&15]^block->l[(52 +8)&15] ^block->
l[(52 +2)&15]^block->l[52&15]) << (1)) | ((block
->l[(52 +13)&15]^block->l[(52 +8)&15] ^block->
l[(52 +2)&15]^block->l[52&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((d) << (5)) | ((d) >> (32 - (5))
));e=(((e) << (30)) | ((e) >> (32 - (30))));; R3(c,d,e,a,b,53)b+=(((d|e)&a)|(d&e))+(block->l[53&15] = (((block
->l[(53 +13)&15]^block->l[(53 +8)&15] ^block->
l[(53 +2)&15]^block->l[53&15]) << (1)) | ((block
->l[(53 +13)&15]^block->l[(53 +8)&15] ^block->
l[(53 +2)&15]^block->l[53&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((c) << (5)) | ((c) >> (32 - (5))
));d=(((d) << (30)) | ((d) >> (32 - (30))));; R3(b,c,d,e,a,54)a+=(((c|d)&e)|(c&d))+(block->l[54&15] = (((block
->l[(54 +13)&15]^block->l[(54 +8)&15] ^block->
l[(54 +2)&15]^block->l[54&15]) << (1)) | ((block
->l[(54 +13)&15]^block->l[(54 +8)&15] ^block->
l[(54 +2)&15]^block->l[54&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((b) << (5)) | ((b) >> (32 - (5))
));c=(((c) << (30)) | ((c) >> (32 - (30))));; R3(a,b,c,d,e,55)e+=(((b|c)&d)|(b&c))+(block->l[55&15] = (((block
->l[(55 +13)&15]^block->l[(55 +8)&15] ^block->
l[(55 +2)&15]^block->l[55&15]) << (1)) | ((block
->l[(55 +13)&15]^block->l[(55 +8)&15] ^block->
l[(55 +2)&15]^block->l[55&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((a) << (5)) | ((a) >> (32 - (5))
));b=(((b) << (30)) | ((b) >> (32 - (30))));;
85 R3(e,a,b,c,d,56)d+=(((a|b)&c)|(a&b))+(block->l[56&15] = (((block
->l[(56 +13)&15]^block->l[(56 +8)&15] ^block->
l[(56 +2)&15]^block->l[56&15]) << (1)) | ((block
->l[(56 +13)&15]^block->l[(56 +8)&15] ^block->
l[(56 +2)&15]^block->l[56&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((e) << (5)) | ((e) >> (32 - (5))
));a=(((a) << (30)) | ((a) >> (32 - (30))));; R3(d,e,a,b,c,57)c+=(((e|a)&b)|(e&a))+(block->l[57&15] = (((block
->l[(57 +13)&15]^block->l[(57 +8)&15] ^block->
l[(57 +2)&15]^block->l[57&15]) << (1)) | ((block
->l[(57 +13)&15]^block->l[(57 +8)&15] ^block->
l[(57 +2)&15]^block->l[57&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((d) << (5)) | ((d) >> (32 - (5))
));e=(((e) << (30)) | ((e) >> (32 - (30))));; R3(c,d,e,a,b,58)b+=(((d|e)&a)|(d&e))+(block->l[58&15] = (((block
->l[(58 +13)&15]^block->l[(58 +8)&15] ^block->
l[(58 +2)&15]^block->l[58&15]) << (1)) | ((block
->l[(58 +13)&15]^block->l[(58 +8)&15] ^block->
l[(58 +2)&15]^block->l[58&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((c) << (5)) | ((c) >> (32 - (5))
));d=(((d) << (30)) | ((d) >> (32 - (30))));; R3(b,c,d,e,a,59)a+=(((c|d)&e)|(c&d))+(block->l[59&15] = (((block
->l[(59 +13)&15]^block->l[(59 +8)&15] ^block->
l[(59 +2)&15]^block->l[59&15]) << (1)) | ((block
->l[(59 +13)&15]^block->l[(59 +8)&15] ^block->
l[(59 +2)&15]^block->l[59&15]) >> (32 - (1))
)))+0x8F1BBCDC+(((b) << (5)) | ((b) >> (32 - (5))
));c=(((c) << (30)) | ((c) >> (32 - (30))));;
86 R4(a,b,c,d,e,60)e+=(b^c^d)+(block->l[60&15] = (((block->l[(60 +13)&
15]^block->l[(60 +8)&15] ^block->l[(60 +2)&15]^
block->l[60&15]) << (1)) | ((block->l[(60 +13
)&15]^block->l[(60 +8)&15] ^block->l[(60 +2)&
15]^block->l[60&15]) >> (32 - (1)))))+0xCA62C1D6
+(((a) << (5)) | ((a) >> (32 - (5))));b=(((b) <<
(30)) | ((b) >> (32 - (30))));; R4(e,a,b,c,d,61)d+=(a^b^c)+(block->l[61&15] = (((block->l[(61 +13)&
15]^block->l[(61 +8)&15] ^block->l[(61 +2)&15]^
block->l[61&15]) << (1)) | ((block->l[(61 +13
)&15]^block->l[(61 +8)&15] ^block->l[(61 +2)&
15]^block->l[61&15]) >> (32 - (1)))))+0xCA62C1D6
+(((e) << (5)) | ((e) >> (32 - (5))));a=(((a) <<
(30)) | ((a) >> (32 - (30))));; R4(d,e,a,b,c,62)c+=(e^a^b)+(block->l[62&15] = (((block->l[(62 +13)&
15]^block->l[(62 +8)&15] ^block->l[(62 +2)&15]^
block->l[62&15]) << (1)) | ((block->l[(62 +13
)&15]^block->l[(62 +8)&15] ^block->l[(62 +2)&
15]^block->l[62&15]) >> (32 - (1)))))+0xCA62C1D6
+(((d) << (5)) | ((d) >> (32 - (5))));e=(((e) <<
(30)) | ((e) >> (32 - (30))));; R4(c,d,e,a,b,63)b+=(d^e^a)+(block->l[63&15] = (((block->l[(63 +13)&
15]^block->l[(63 +8)&15] ^block->l[(63 +2)&15]^
block->l[63&15]) << (1)) | ((block->l[(63 +13
)&15]^block->l[(63 +8)&15] ^block->l[(63 +2)&
15]^block->l[63&15]) >> (32 - (1)))))+0xCA62C1D6
+(((c) << (5)) | ((c) >> (32 - (5))));d=(((d) <<
(30)) | ((d) >> (32 - (30))));;
87 R4(b,c,d,e,a,64)a+=(c^d^e)+(block->l[64&15] = (((block->l[(64 +13)&
15]^block->l[(64 +8)&15] ^block->l[(64 +2)&15]^
block->l[64&15]) << (1)) | ((block->l[(64 +13
)&15]^block->l[(64 +8)&15] ^block->l[(64 +2)&
15]^block->l[64&15]) >> (32 - (1)))))+0xCA62C1D6
+(((b) << (5)) | ((b) >> (32 - (5))));c=(((c) <<
(30)) | ((c) >> (32 - (30))));; R4(a,b,c,d,e,65)e+=(b^c^d)+(block->l[65&15] = (((block->l[(65 +13)&
15]^block->l[(65 +8)&15] ^block->l[(65 +2)&15]^
block->l[65&15]) << (1)) | ((block->l[(65 +13
)&15]^block->l[(65 +8)&15] ^block->l[(65 +2)&
15]^block->l[65&15]) >> (32 - (1)))))+0xCA62C1D6
+(((a) << (5)) | ((a) >> (32 - (5))));b=(((b) <<
(30)) | ((b) >> (32 - (30))));; R4(e,a,b,c,d,66)d+=(a^b^c)+(block->l[66&15] = (((block->l[(66 +13)&
15]^block->l[(66 +8)&15] ^block->l[(66 +2)&15]^
block->l[66&15]) << (1)) | ((block->l[(66 +13
)&15]^block->l[(66 +8)&15] ^block->l[(66 +2)&
15]^block->l[66&15]) >> (32 - (1)))))+0xCA62C1D6
+(((e) << (5)) | ((e) >> (32 - (5))));a=(((a) <<
(30)) | ((a) >> (32 - (30))));; R4(d,e,a,b,c,67)c+=(e^a^b)+(block->l[67&15] = (((block->l[(67 +13)&
15]^block->l[(67 +8)&15] ^block->l[(67 +2)&15]^
block->l[67&15]) << (1)) | ((block->l[(67 +13
)&15]^block->l[(67 +8)&15] ^block->l[(67 +2)&
15]^block->l[67&15]) >> (32 - (1)))))+0xCA62C1D6
+(((d) << (5)) | ((d) >> (32 - (5))));e=(((e) <<
(30)) | ((e) >> (32 - (30))));;
88 R4(c,d,e,a,b,68)b+=(d^e^a)+(block->l[68&15] = (((block->l[(68 +13)&
15]^block->l[(68 +8)&15] ^block->l[(68 +2)&15]^
block->l[68&15]) << (1)) | ((block->l[(68 +13
)&15]^block->l[(68 +8)&15] ^block->l[(68 +2)&
15]^block->l[68&15]) >> (32 - (1)))))+0xCA62C1D6
+(((c) << (5)) | ((c) >> (32 - (5))));d=(((d) <<
(30)) | ((d) >> (32 - (30))));; R4(b,c,d,e,a,69)a+=(c^d^e)+(block->l[69&15] = (((block->l[(69 +13)&
15]^block->l[(69 +8)&15] ^block->l[(69 +2)&15]^
block->l[69&15]) << (1)) | ((block->l[(69 +13
)&15]^block->l[(69 +8)&15] ^block->l[(69 +2)&
15]^block->l[69&15]) >> (32 - (1)))))+0xCA62C1D6
+(((b) << (5)) | ((b) >> (32 - (5))));c=(((c) <<
(30)) | ((c) >> (32 - (30))));; R4(a,b,c,d,e,70)e+=(b^c^d)+(block->l[70&15] = (((block->l[(70 +13)&
15]^block->l[(70 +8)&15] ^block->l[(70 +2)&15]^
block->l[70&15]) << (1)) | ((block->l[(70 +13
)&15]^block->l[(70 +8)&15] ^block->l[(70 +2)&
15]^block->l[70&15]) >> (32 - (1)))))+0xCA62C1D6
+(((a) << (5)) | ((a) >> (32 - (5))));b=(((b) <<
(30)) | ((b) >> (32 - (30))));; R4(e,a,b,c,d,71)d+=(a^b^c)+(block->l[71&15] = (((block->l[(71 +13)&
15]^block->l[(71 +8)&15] ^block->l[(71 +2)&15]^
block->l[71&15]) << (1)) | ((block->l[(71 +13
)&15]^block->l[(71 +8)&15] ^block->l[(71 +2)&
15]^block->l[71&15]) >> (32 - (1)))))+0xCA62C1D6
+(((e) << (5)) | ((e) >> (32 - (5))));a=(((a) <<
(30)) | ((a) >> (32 - (30))));;
89 R4(d,e,a,b,c,72)c+=(e^a^b)+(block->l[72&15] = (((block->l[(72 +13)&
15]^block->l[(72 +8)&15] ^block->l[(72 +2)&15]^
block->l[72&15]) << (1)) | ((block->l[(72 +13
)&15]^block->l[(72 +8)&15] ^block->l[(72 +2)&
15]^block->l[72&15]) >> (32 - (1)))))+0xCA62C1D6
+(((d) << (5)) | ((d) >> (32 - (5))));e=(((e) <<
(30)) | ((e) >> (32 - (30))));; R4(c,d,e,a,b,73)b+=(d^e^a)+(block->l[73&15] = (((block->l[(73 +13)&
15]^block->l[(73 +8)&15] ^block->l[(73 +2)&15]^
block->l[73&15]) << (1)) | ((block->l[(73 +13
)&15]^block->l[(73 +8)&15] ^block->l[(73 +2)&
15]^block->l[73&15]) >> (32 - (1)))))+0xCA62C1D6
+(((c) << (5)) | ((c) >> (32 - (5))));d=(((d) <<
(30)) | ((d) >> (32 - (30))));; R4(b,c,d,e,a,74)a+=(c^d^e)+(block->l[74&15] = (((block->l[(74 +13)&
15]^block->l[(74 +8)&15] ^block->l[(74 +2)&15]^
block->l[74&15]) << (1)) | ((block->l[(74 +13
)&15]^block->l[(74 +8)&15] ^block->l[(74 +2)&
15]^block->l[74&15]) >> (32 - (1)))))+0xCA62C1D6
+(((b) << (5)) | ((b) >> (32 - (5))));c=(((c) <<
(30)) | ((c) >> (32 - (30))));; R4(a,b,c,d,e,75)e+=(b^c^d)+(block->l[75&15] = (((block->l[(75 +13)&
15]^block->l[(75 +8)&15] ^block->l[(75 +2)&15]^
block->l[75&15]) << (1)) | ((block->l[(75 +13
)&15]^block->l[(75 +8)&15] ^block->l[(75 +2)&
15]^block->l[75&15]) >> (32 - (1)))))+0xCA62C1D6
+(((a) << (5)) | ((a) >> (32 - (5))));b=(((b) <<
(30)) | ((b) >> (32 - (30))));;
90 R4(e,a,b,c,d,76)d+=(a^b^c)+(block->l[76&15] = (((block->l[(76 +13)&
15]^block->l[(76 +8)&15] ^block->l[(76 +2)&15]^
block->l[76&15]) << (1)) | ((block->l[(76 +13
)&15]^block->l[(76 +8)&15] ^block->l[(76 +2)&
15]^block->l[76&15]) >> (32 - (1)))))+0xCA62C1D6
+(((e) << (5)) | ((e) >> (32 - (5))));a=(((a) <<
(30)) | ((a) >> (32 - (30))));; R4(d,e,a,b,c,77)c+=(e^a^b)+(block->l[77&15] = (((block->l[(77 +13)&
15]^block->l[(77 +8)&15] ^block->l[(77 +2)&15]^
block->l[77&15]) << (1)) | ((block->l[(77 +13
)&15]^block->l[(77 +8)&15] ^block->l[(77 +2)&
15]^block->l[77&15]) >> (32 - (1)))))+0xCA62C1D6
+(((d) << (5)) | ((d) >> (32 - (5))));e=(((e) <<
(30)) | ((e) >> (32 - (30))));; R4(c,d,e,a,b,78)b+=(d^e^a)+(block->l[78&15] = (((block->l[(78 +13)&
15]^block->l[(78 +8)&15] ^block->l[(78 +2)&15]^
block->l[78&15]) << (1)) | ((block->l[(78 +13
)&15]^block->l[(78 +8)&15] ^block->l[(78 +2)&
15]^block->l[78&15]) >> (32 - (1)))))+0xCA62C1D6
+(((c) << (5)) | ((c) >> (32 - (5))));d=(((d) <<
(30)) | ((d) >> (32 - (30))));; R4(b,c,d,e,a,79)a+=(c^d^e)+(block->l[79&15] = (((block->l[(79 +13)&
15]^block->l[(79 +8)&15] ^block->l[(79 +2)&15]^
block->l[79&15]) << (1)) | ((block->l[(79 +13
)&15]^block->l[(79 +8)&15] ^block->l[(79 +2)&
15]^block->l[79&15]) >> (32 - (1)))))+0xCA62C1D6
+(((b) << (5)) | ((b) >> (32 - (5))));c=(((c) <<
(30)) | ((c) >> (32 - (30))));;
91
92 /* Add the working vars back into context.state[] */
93 state[0] += a;
94 state[1] += b;
95 state[2] += c;
96 state[3] += d;
97 state[4] += e;
98
99 /* Wipe variables */
100 a = b = c = d = e = 0;
Although the value stored to 'b' is used in the enclosing expression, the value is never actually read from 'b'
101}
102
103
104/*
105 * SHA1Init - Initialize new context
106 */
107void
108SHA1Init(SHA1_CTX *context)
109{
110
111 /* SHA1 initialization constants */
112 context->count = 0;
113 context->state[0] = 0x67452301;
114 context->state[1] = 0xEFCDAB89;
115 context->state[2] = 0x98BADCFE;
116 context->state[3] = 0x10325476;
117 context->state[4] = 0xC3D2E1F0;
118}
119
120
121/*
122 * Run your data through this.
123 */
124void
125SHA1Update(SHA1_CTX *context, const uint8_t *data, size_t len)
126{
127 size_t i, j;
128
129 j = (size_t)((context->count >> 3) & 63);
130 context->count += (len << 3);
131 if ((j + len) > 63) {
132 (void)memcpy(&context->buffer[j], data, (i = 64-j));
133 SHA1Transform(context->state, context->buffer);
134 for ( ; i + 63 < len; i += 64)
135 SHA1Transform(context->state, (uint8_t *)&data[i]);
136 j = 0;
137 } else {
138 i = 0;
139 }
140 (void)memcpy(&context->buffer[j], &data[i], len - i);
141}
142
143
144/*
145 * Add padding and return the message digest.
146 */
147void
148SHA1Pad(SHA1_CTX *context)
149{
150 uint8_t finalcount[8];
151 uint32_t i;
152
153 for (i = 0; i < 8; i++) {
154 finalcount[i] = (uint8_t)((context->count >>
155 ((7 - (i & 7)) * 8)) & 255); /* Endian independent */
156 }
157 SHA1Update(context, (uint8_t *)"\200", 1);
158 while ((context->count & 504) != 448)
159 SHA1Update(context, (uint8_t *)"\0", 1);
160 SHA1Update(context, finalcount, 8); /* Should cause a SHA1Transform() */
161}
162
163void
164SHA1Final(uint8_t digest[SHA1_DIGEST_LENGTH20], SHA1_CTX *context)
165{
166 uint32_t i;
167
168 SHA1Pad(context);
169 for (i = 0; i < SHA1_DIGEST_LENGTH20; i++) {
170 digest[i] = (uint8_t)
171 ((context->state[i>>2] >> ((3-(i & 3)) * 8) ) & 255);
172 }
173 memset(context, 0, sizeof(*context));
174}