Mirror of BoringSSL (grpc依赖)
https://boringssl.googlesource.com/boringssl
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137 lines
6.7 KiB
137 lines
6.7 KiB
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
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* All rights reserved. |
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* |
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* This package is an SSL implementation written |
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* by Eric Young (eay@cryptsoft.com). |
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* The implementation was written so as to conform with Netscapes SSL. |
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* |
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* This library is free for commercial and non-commercial use as long as |
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* the following conditions are aheared to. The following conditions |
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* apply to all code found in this distribution, be it the RC4, RSA, |
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation |
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* included with this distribution is covered by the same copyright terms |
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* except that the holder is Tim Hudson (tjh@cryptsoft.com). |
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* |
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* Copyright remains Eric Young's, and as such any Copyright notices in |
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* the code are not to be removed. |
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* If this package is used in a product, Eric Young should be given attribution |
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* as the author of the parts of the library used. |
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* This can be in the form of a textual message at program startup or |
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* in documentation (online or textual) provided with the package. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* "This product includes cryptographic software written by |
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* Eric Young (eay@cryptsoft.com)" |
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* The word 'cryptographic' can be left out if the rouines from the library |
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* being used are not cryptographic related :-). |
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* 4. If you include any Windows specific code (or a derivative thereof) from |
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* the apps directory (application code) you must include an acknowledgement: |
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* The licence and distribution terms for any publically available version or |
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* derivative of this code cannot be changed. i.e. this code cannot simply be |
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* copied and put under another distribution licence |
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* [including the GNU Public Licence.] */ |
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#ifndef OPENSSL_HEADER_DECREPIT_MACROS_H |
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#define OPENSSL_HEADER_DECREPIT_MACROS_H |
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#include "../crypto/internal.h" |
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// NOTE - c is not incremented as per n2l |
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#define n2ln(c, l1, l2, n) \ |
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{ \ |
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c += n; \ |
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l1 = l2 = 0; \ |
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switch (n) { \ |
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case 8: \ |
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l2 = ((uint32_t)(*(--(c)))); \ |
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OPENSSL_FALLTHROUGH; \ |
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case 7: \ |
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l2 |= ((uint32_t)(*(--(c)))) << 8; \ |
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OPENSSL_FALLTHROUGH; \ |
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case 6: \ |
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l2 |= ((uint32_t)(*(--(c)))) << 16; \ |
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OPENSSL_FALLTHROUGH; \ |
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case 5: \ |
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l2 |= ((uint32_t)(*(--(c)))) << 24; \ |
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OPENSSL_FALLTHROUGH; \ |
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case 4: \ |
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l1 = ((uint32_t)(*(--(c)))); \ |
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OPENSSL_FALLTHROUGH; \ |
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case 3: \ |
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l1 |= ((uint32_t)(*(--(c)))) << 8; \ |
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OPENSSL_FALLTHROUGH; \ |
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case 2: \ |
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l1 |= ((uint32_t)(*(--(c)))) << 16; \ |
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OPENSSL_FALLTHROUGH; \ |
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case 1: \ |
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l1 |= ((uint32_t)(*(--(c)))) << 24; \ |
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} \ |
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} |
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// NOTE - c is not incremented as per l2n |
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#define l2nn(l1, l2, c, n) \ |
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{ \ |
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c += n; \ |
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switch (n) { \ |
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case 8: \ |
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*(--(c)) = (unsigned char)(((l2)) & 0xff); \ |
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OPENSSL_FALLTHROUGH; \ |
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case 7: \ |
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*(--(c)) = (unsigned char)(((l2) >> 8) & 0xff); \ |
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OPENSSL_FALLTHROUGH; \ |
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case 6: \ |
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*(--(c)) = (unsigned char)(((l2) >> 16) & 0xff); \ |
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OPENSSL_FALLTHROUGH; \ |
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case 5: \ |
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*(--(c)) = (unsigned char)(((l2) >> 24) & 0xff); \ |
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OPENSSL_FALLTHROUGH; \ |
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case 4: \ |
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*(--(c)) = (unsigned char)(((l1)) & 0xff); \ |
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OPENSSL_FALLTHROUGH; \ |
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case 3: \ |
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*(--(c)) = (unsigned char)(((l1) >> 8) & 0xff); \ |
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OPENSSL_FALLTHROUGH; \ |
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case 2: \ |
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*(--(c)) = (unsigned char)(((l1) >> 16) & 0xff); \ |
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OPENSSL_FALLTHROUGH; \ |
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case 1: \ |
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*(--(c)) = (unsigned char)(((l1) >> 24) & 0xff); \ |
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} \ |
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} |
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#define l2n(l, c) \ |
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(*((c)++) = (unsigned char)(((l) >> 24L) & 0xff), \ |
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*((c)++) = (unsigned char)(((l) >> 16L) & 0xff), \ |
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*((c)++) = (unsigned char)(((l) >> 8L) & 0xff), \ |
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*((c)++) = (unsigned char)(((l)) & 0xff)) |
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#define n2l(c, l) \ |
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(l = ((uint32_t)(*((c)++))) << 24L, l |= ((uint32_t)(*((c)++))) << 16L, \ |
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l |= ((uint32_t)(*((c)++))) << 8L, l |= ((uint32_t)(*((c)++)))) |
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#endif // OPENSSL_HEADER_DECREPIT_MACROS_H
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