Mercurial > hg > nginx
annotate src/core/ngx_sha1.c @ 9203:0de20f43db25
Fixed request termination with AIO and subrequests (ticket #2555).
When a request was terminated due to an error via ngx_http_terminate_request()
while an AIO operation was running in a subrequest, various issues were
observed. This happened because ngx_http_request_finalizer() was only set
in the subrequest where ngx_http_terminate_request() was called, but not
in the subrequest where the AIO operation was running. After completion
of the AIO operation normal processing of the subrequest was resumed, leading
to issues.
In particular, in case of the upstream module, termination of the request
called upstream cleanup, which closed the upstream connection. Attempts to
further work with the upstream connection after AIO operation completion
resulted in segfaults in ngx_ssl_recv(), "readv() failed (9: Bad file
descriptor) while reading upstream" errors, or socket leaks.
In ticket #2555, issues were observed with the following configuration
with cache background update (with thread writing instrumented to
introduce a delay, when a client closes the connection during an update):
location = /background-and-aio-write {
proxy_pass ...
proxy_cache one;
proxy_cache_valid 200 1s;
proxy_cache_background_update on;
proxy_cache_use_stale updating;
aio threads;
aio_write on;
limit_rate 1000;
}
Similarly, the same issue can be seen with SSI, and can be caused by
errors in subrequests, such as in the following configuration
(where "/proxy" uses AIO, and "/sleep" returns 444 after some delay,
causing request termination):
location = /ssi-active-boom {
ssi on;
ssi_types *;
return 200 '
<!--#include virtual="/proxy" -->
<!--#include virtual="/sleep" -->
';
limit_rate 1000;
}
Or the same with both AIO operation and the error in non-active subrequests
(which needs slightly different handling, see below):
location = /ssi-non-active-boom {
ssi on;
ssi_types *;
return 200 '
<!--#include virtual="/static" -->
<!--#include virtual="/proxy" -->
<!--#include virtual="/sleep" -->
';
limit_rate 1000;
}
Similarly, issues can be observed with just static files. However,
with static files potential impact is limited due to timeout safeguards
in ngx_http_writer(), and the fact that c->error is set during request
termination.
In a simple configuration with an AIO operation in the active subrequest,
such as in the following configuration, the connection is closed right
after completion of the AIO operation anyway, since ngx_http_writer()
tries to write to the connection and fails due to c->error set:
location = /ssi-active-static-boom {
ssi on;
ssi_types *;
return 200 '
<!--#include virtual="/static-aio" -->
<!--#include virtual="/sleep" -->
';
limit_rate 1000;
}
In the following configuration, with an AIO operation in a non-active
subrequest, the connection is closed only after send_timeout expires:
location = /ssi-non-active-static-boom {
ssi on;
ssi_types *;
return 200 '
<!--#include virtual="/static" -->
<!--#include virtual="/static-aio" -->
<!--#include virtual="/sleep" -->
';
limit_rate 1000;
}
Fix is to introduce r->main->terminated flag, which is to be checked
by AIO event handlers when the r->main->blocked counter is decremented.
When the flag is set, handlers are expected to wake up the connection
instead of the subrequest (which might be already cleaned up).
Additionally, now ngx_http_request_finalizer() is always set in the
active subrequest, so waking up the connection properly finalizes the
request even if termination happened in a non-active subrequest.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Tue, 30 Jan 2024 03:20:05 +0300 |
parents | 9eefb38f0005 |
children |
rev | line source |
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6586
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1 |
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2 /* |
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3 * Copyright (C) Maxim Dounin |
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4 * Copyright (C) Nginx, Inc. |
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5 * |
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6 * An internal SHA1 implementation. |
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7 */ |
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8 |
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9 |
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10 #include <ngx_config.h> |
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11 #include <ngx_core.h> |
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12 #include <ngx_sha1.h> |
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13 |
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14 |
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15 static const u_char *ngx_sha1_body(ngx_sha1_t *ctx, const u_char *data, |
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16 size_t size); |
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17 |
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18 |
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19 void |
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20 ngx_sha1_init(ngx_sha1_t *ctx) |
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21 { |
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22 ctx->a = 0x67452301; |
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23 ctx->b = 0xefcdab89; |
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24 ctx->c = 0x98badcfe; |
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25 ctx->d = 0x10325476; |
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26 ctx->e = 0xc3d2e1f0; |
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27 |
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28 ctx->bytes = 0; |
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29 } |
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30 |
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31 |
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32 void |
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33 ngx_sha1_update(ngx_sha1_t *ctx, const void *data, size_t size) |
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34 { |
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35 size_t used, free; |
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36 |
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37 used = (size_t) (ctx->bytes & 0x3f); |
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38 ctx->bytes += size; |
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39 |
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40 if (used) { |
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41 free = 64 - used; |
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42 |
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43 if (size < free) { |
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44 ngx_memcpy(&ctx->buffer[used], data, size); |
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45 return; |
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46 } |
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47 |
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48 ngx_memcpy(&ctx->buffer[used], data, free); |
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49 data = (u_char *) data + free; |
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50 size -= free; |
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51 (void) ngx_sha1_body(ctx, ctx->buffer, 64); |
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52 } |
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53 |
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54 if (size >= 64) { |
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55 data = ngx_sha1_body(ctx, data, size & ~(size_t) 0x3f); |
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56 size &= 0x3f; |
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57 } |
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58 |
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59 ngx_memcpy(ctx->buffer, data, size); |
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60 } |
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61 |
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62 |
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63 void |
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64 ngx_sha1_final(u_char result[20], ngx_sha1_t *ctx) |
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65 { |
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66 size_t used, free; |
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67 |
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68 used = (size_t) (ctx->bytes & 0x3f); |
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69 |
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70 ctx->buffer[used++] = 0x80; |
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71 |
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72 free = 64 - used; |
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73 |
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74 if (free < 8) { |
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75 ngx_memzero(&ctx->buffer[used], free); |
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76 (void) ngx_sha1_body(ctx, ctx->buffer, 64); |
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77 used = 0; |
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78 free = 64; |
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79 } |
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80 |
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81 ngx_memzero(&ctx->buffer[used], free - 8); |
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82 |
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83 ctx->bytes <<= 3; |
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84 ctx->buffer[56] = (u_char) (ctx->bytes >> 56); |
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85 ctx->buffer[57] = (u_char) (ctx->bytes >> 48); |
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86 ctx->buffer[58] = (u_char) (ctx->bytes >> 40); |
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87 ctx->buffer[59] = (u_char) (ctx->bytes >> 32); |
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88 ctx->buffer[60] = (u_char) (ctx->bytes >> 24); |
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89 ctx->buffer[61] = (u_char) (ctx->bytes >> 16); |
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90 ctx->buffer[62] = (u_char) (ctx->bytes >> 8); |
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91 ctx->buffer[63] = (u_char) ctx->bytes; |
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92 |
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93 (void) ngx_sha1_body(ctx, ctx->buffer, 64); |
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94 |
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95 result[0] = (u_char) (ctx->a >> 24); |
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96 result[1] = (u_char) (ctx->a >> 16); |
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97 result[2] = (u_char) (ctx->a >> 8); |
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98 result[3] = (u_char) ctx->a; |
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99 result[4] = (u_char) (ctx->b >> 24); |
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100 result[5] = (u_char) (ctx->b >> 16); |
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101 result[6] = (u_char) (ctx->b >> 8); |
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102 result[7] = (u_char) ctx->b; |
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103 result[8] = (u_char) (ctx->c >> 24); |
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104 result[9] = (u_char) (ctx->c >> 16); |
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105 result[10] = (u_char) (ctx->c >> 8); |
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106 result[11] = (u_char) ctx->c; |
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107 result[12] = (u_char) (ctx->d >> 24); |
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108 result[13] = (u_char) (ctx->d >> 16); |
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109 result[14] = (u_char) (ctx->d >> 8); |
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110 result[15] = (u_char) ctx->d; |
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111 result[16] = (u_char) (ctx->e >> 24); |
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112 result[17] = (u_char) (ctx->e >> 16); |
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113 result[18] = (u_char) (ctx->e >> 8); |
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114 result[19] = (u_char) ctx->e; |
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115 |
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116 ngx_memzero(ctx, sizeof(*ctx)); |
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An internal SHA1 implementation.
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117 } |
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An internal SHA1 implementation.
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118 |
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119 |
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120 /* |
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121 * Helper functions. |
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122 */ |
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123 |
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124 #define ROTATE(bits, word) (((word) << (bits)) | ((word) >> (32 - (bits)))) |
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125 |
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126 #define F1(b, c, d) (((b) & (c)) | ((~(b)) & (d))) |
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127 #define F2(b, c, d) ((b) ^ (c) ^ (d)) |
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128 #define F3(b, c, d) (((b) & (c)) | ((b) & (d)) | ((c) & (d))) |
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129 |
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130 #define STEP(f, a, b, c, d, e, w, t) \ |
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131 temp = ROTATE(5, (a)) + f((b), (c), (d)) + (e) + (w) + (t); \ |
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132 (e) = (d); \ |
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An internal SHA1 implementation.
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133 (d) = (c); \ |
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An internal SHA1 implementation.
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134 (c) = ROTATE(30, (b)); \ |
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An internal SHA1 implementation.
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135 (b) = (a); \ |
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136 (a) = temp; |
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137 |
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138 |
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An internal SHA1 implementation.
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139 /* |
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140 * GET() reads 4 input bytes in big-endian byte order and returns |
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An internal SHA1 implementation.
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141 * them as uint32_t. |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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142 */ |
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An internal SHA1 implementation.
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143 |
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144 #define GET(n) \ |
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145 ((uint32_t) p[n * 4 + 3] | \ |
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An internal SHA1 implementation.
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146 ((uint32_t) p[n * 4 + 2] << 8) | \ |
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147 ((uint32_t) p[n * 4 + 1] << 16) | \ |
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148 ((uint32_t) p[n * 4] << 24)) |
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149 |
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150 |
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An internal SHA1 implementation.
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151 /* |
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152 * This processes one or more 64-byte data blocks, but does not update |
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153 * the bit counters. There are no alignment requirements. |
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154 */ |
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An internal SHA1 implementation.
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155 |
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An internal SHA1 implementation.
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156 static const u_char * |
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157 ngx_sha1_body(ngx_sha1_t *ctx, const u_char *data, size_t size) |
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An internal SHA1 implementation.
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158 { |
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An internal SHA1 implementation.
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159 uint32_t a, b, c, d, e, temp; |
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160 uint32_t saved_a, saved_b, saved_c, saved_d, saved_e; |
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161 uint32_t words[80]; |
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An internal SHA1 implementation.
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162 ngx_uint_t i; |
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An internal SHA1 implementation.
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163 const u_char *p; |
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164 |
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165 p = data; |
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166 |
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An internal SHA1 implementation.
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167 a = ctx->a; |
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An internal SHA1 implementation.
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168 b = ctx->b; |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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169 c = ctx->c; |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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170 d = ctx->d; |
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An internal SHA1 implementation.
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171 e = ctx->e; |
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An internal SHA1 implementation.
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172 |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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173 do { |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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174 saved_a = a; |
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Maxim Dounin <mdounin@mdounin.ru>
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175 saved_b = b; |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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176 saved_c = c; |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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177 saved_d = d; |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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178 saved_e = e; |
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179 |
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180 /* Load data block into the words array */ |
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An internal SHA1 implementation.
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181 |
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Maxim Dounin <mdounin@mdounin.ru>
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182 for (i = 0; i < 16; i++) { |
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An internal SHA1 implementation.
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183 words[i] = GET(i); |
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An internal SHA1 implementation.
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184 } |
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An internal SHA1 implementation.
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185 |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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186 for (i = 16; i < 80; i++) { |
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187 words[i] = ROTATE(1, words[i - 3] ^ words[i - 8] ^ words[i - 14] |
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An internal SHA1 implementation.
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188 ^ words[i - 16]); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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189 } |
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An internal SHA1 implementation.
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190 |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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191 /* Transformations */ |
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192 |
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193 STEP(F1, a, b, c, d, e, words[0], 0x5a827999); |
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194 STEP(F1, a, b, c, d, e, words[1], 0x5a827999); |
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195 STEP(F1, a, b, c, d, e, words[2], 0x5a827999); |
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196 STEP(F1, a, b, c, d, e, words[3], 0x5a827999); |
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An internal SHA1 implementation.
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197 STEP(F1, a, b, c, d, e, words[4], 0x5a827999); |
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198 STEP(F1, a, b, c, d, e, words[5], 0x5a827999); |
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199 STEP(F1, a, b, c, d, e, words[6], 0x5a827999); |
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An internal SHA1 implementation.
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200 STEP(F1, a, b, c, d, e, words[7], 0x5a827999); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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201 STEP(F1, a, b, c, d, e, words[8], 0x5a827999); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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202 STEP(F1, a, b, c, d, e, words[9], 0x5a827999); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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203 STEP(F1, a, b, c, d, e, words[10], 0x5a827999); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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204 STEP(F1, a, b, c, d, e, words[11], 0x5a827999); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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205 STEP(F1, a, b, c, d, e, words[12], 0x5a827999); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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206 STEP(F1, a, b, c, d, e, words[13], 0x5a827999); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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207 STEP(F1, a, b, c, d, e, words[14], 0x5a827999); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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208 STEP(F1, a, b, c, d, e, words[15], 0x5a827999); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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209 STEP(F1, a, b, c, d, e, words[16], 0x5a827999); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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210 STEP(F1, a, b, c, d, e, words[17], 0x5a827999); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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211 STEP(F1, a, b, c, d, e, words[18], 0x5a827999); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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212 STEP(F1, a, b, c, d, e, words[19], 0x5a827999); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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213 |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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214 STEP(F2, a, b, c, d, e, words[20], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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215 STEP(F2, a, b, c, d, e, words[21], 0x6ed9eba1); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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216 STEP(F2, a, b, c, d, e, words[22], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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217 STEP(F2, a, b, c, d, e, words[23], 0x6ed9eba1); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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218 STEP(F2, a, b, c, d, e, words[24], 0x6ed9eba1); |
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An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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219 STEP(F2, a, b, c, d, e, words[25], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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220 STEP(F2, a, b, c, d, e, words[26], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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221 STEP(F2, a, b, c, d, e, words[27], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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222 STEP(F2, a, b, c, d, e, words[28], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
223 STEP(F2, a, b, c, d, e, words[29], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
224 STEP(F2, a, b, c, d, e, words[30], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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225 STEP(F2, a, b, c, d, e, words[31], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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226 STEP(F2, a, b, c, d, e, words[32], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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|
227 STEP(F2, a, b, c, d, e, words[33], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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|
228 STEP(F2, a, b, c, d, e, words[34], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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229 STEP(F2, a, b, c, d, e, words[35], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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230 STEP(F2, a, b, c, d, e, words[36], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
231 STEP(F2, a, b, c, d, e, words[37], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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|
232 STEP(F2, a, b, c, d, e, words[38], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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|
233 STEP(F2, a, b, c, d, e, words[39], 0x6ed9eba1); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
234 |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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235 STEP(F3, a, b, c, d, e, words[40], 0x8f1bbcdc); |
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An internal SHA1 implementation.
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236 STEP(F3, a, b, c, d, e, words[41], 0x8f1bbcdc); |
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An internal SHA1 implementation.
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237 STEP(F3, a, b, c, d, e, words[42], 0x8f1bbcdc); |
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An internal SHA1 implementation.
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238 STEP(F3, a, b, c, d, e, words[43], 0x8f1bbcdc); |
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An internal SHA1 implementation.
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239 STEP(F3, a, b, c, d, e, words[44], 0x8f1bbcdc); |
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An internal SHA1 implementation.
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240 STEP(F3, a, b, c, d, e, words[45], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
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parents:
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241 STEP(F3, a, b, c, d, e, words[46], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
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parents:
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242 STEP(F3, a, b, c, d, e, words[47], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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243 STEP(F3, a, b, c, d, e, words[48], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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244 STEP(F3, a, b, c, d, e, words[49], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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245 STEP(F3, a, b, c, d, e, words[50], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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246 STEP(F3, a, b, c, d, e, words[51], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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247 STEP(F3, a, b, c, d, e, words[52], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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248 STEP(F3, a, b, c, d, e, words[53], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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249 STEP(F3, a, b, c, d, e, words[54], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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250 STEP(F3, a, b, c, d, e, words[55], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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251 STEP(F3, a, b, c, d, e, words[56], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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252 STEP(F3, a, b, c, d, e, words[57], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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253 STEP(F3, a, b, c, d, e, words[58], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
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parents:
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254 STEP(F3, a, b, c, d, e, words[59], 0x8f1bbcdc); |
1064ea81ed3a
An internal SHA1 implementation.
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255 |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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256 STEP(F2, a, b, c, d, e, words[60], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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257 STEP(F2, a, b, c, d, e, words[61], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
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258 STEP(F2, a, b, c, d, e, words[62], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
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259 STEP(F2, a, b, c, d, e, words[63], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
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260 STEP(F2, a, b, c, d, e, words[64], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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261 STEP(F2, a, b, c, d, e, words[65], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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262 STEP(F2, a, b, c, d, e, words[66], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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263 STEP(F2, a, b, c, d, e, words[67], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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264 STEP(F2, a, b, c, d, e, words[68], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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265 STEP(F2, a, b, c, d, e, words[69], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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266 STEP(F2, a, b, c, d, e, words[70], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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267 STEP(F2, a, b, c, d, e, words[71], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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268 STEP(F2, a, b, c, d, e, words[72], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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269 STEP(F2, a, b, c, d, e, words[73], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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270 STEP(F2, a, b, c, d, e, words[74], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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271 STEP(F2, a, b, c, d, e, words[75], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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272 STEP(F2, a, b, c, d, e, words[76], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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273 STEP(F2, a, b, c, d, e, words[77], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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274 STEP(F2, a, b, c, d, e, words[78], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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275 STEP(F2, a, b, c, d, e, words[79], 0xca62c1d6); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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276 |
1064ea81ed3a
An internal SHA1 implementation.
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277 a += saved_a; |
1064ea81ed3a
An internal SHA1 implementation.
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278 b += saved_b; |
1064ea81ed3a
An internal SHA1 implementation.
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279 c += saved_c; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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280 d += saved_d; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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281 e += saved_e; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
282 |
1064ea81ed3a
An internal SHA1 implementation.
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parents:
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283 p += 64; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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284 |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
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285 } while (size -= 64); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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286 |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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287 ctx->a = a; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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288 ctx->b = b; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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289 ctx->c = c; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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290 ctx->d = d; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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291 ctx->e = e; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
292 |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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293 return p; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
294 } |