diff options
Diffstat (limited to 'include/openssl/byteorder.h')
-rw-r--r-- | include/openssl/byteorder.h | 339 |
1 files changed, 0 insertions, 339 deletions
diff --git a/include/openssl/byteorder.h b/include/openssl/byteorder.h deleted file mode 100644 index 3c8f34b29182..000000000000 --- a/include/openssl/byteorder.h +++ /dev/null @@ -1,339 +0,0 @@ -/* - * Copyright 2025 The OpenSSL Project Authors. All Rights Reserved. - * - * Licensed under the Apache License 2.0 (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 - */ - -#ifndef OPENSSL_BYTEORDER_H -# define OPENSSL_BYTEORDER_H -# pragma once - -# include <openssl/e_os2.h> -# include <string.h> - -/* - * "Modern" compilers do a decent job of optimising these functions to just a - * couple of instruction ([swap +] store, or load [+ swap]) when either no - * swapping is required, or a suitable swap instruction is available. - */ - -# if defined(_MSC_VER) && _MSC_VER>=1300 -# include <stdlib.h> -# pragma intrinsic(_byteswap_ushort) -# pragma intrinsic(_byteswap_ulong) -# pragma intrinsic(_byteswap_uint64) -# define OSSL_HTOBE16(x) _byteswap_ushort(x) -# define OSSL_HTOBE32(x) _byteswap_ulong(x) -# define OSSL_HTOBE64(x) _byteswap_uint64(x) -# define OSSL_BE16TOH(x) _byteswap_ushort(x) -# define OSSL_BE32TOH(x) _byteswap_ulong(x) -# define OSSL_BE64TOH(x) _byteswap_uint64(x) -# define OSSL_HTOLE16(x) (x) -# define OSSL_HTOLE32(x) (x) -# define OSSL_HTOLE64(x) (x) -# define OSSL_LE16TOH(x) (x) -# define OSSL_LE32TOH(x) (x) -# define OSSL_LE64TOH(x) (x) - -# elif defined(__GLIBC__) && defined(__GLIBC_PREREQ) -# if (__GLIBC_PREREQ(2, 19)) && defined(_DEFAULT_SOURCE) -# include <endian.h> -# define OSSL_HTOBE16(x) htobe16(x) -# define OSSL_HTOBE32(x) htobe32(x) -# define OSSL_HTOBE64(x) htobe64(x) -# define OSSL_BE16TOH(x) be16toh(x) -# define OSSL_BE32TOH(x) be32toh(x) -# define OSSL_BE64TOH(x) be64toh(x) -# define OSSL_HTOLE16(x) htole16(x) -# define OSSL_HTOLE32(x) htole32(x) -# define OSSL_HTOLE64(x) htole64(x) -# define OSSL_LE16TOH(x) le16toh(x) -# define OSSL_LE32TOH(x) le32toh(x) -# define OSSL_LE64TOH(x) le64toh(x) -# endif - -# elif defined(__FreeBSD__) || defined(__NetBSD__) || defined (__OpenBSD__) -# if defined(__OpenBSD__) -# include <sys/types.h> -# else -# include <sys/endian.h> -# endif -# define OSSL_HTOBE16(x) htobe16(x) -# define OSSL_HTOBE32(x) htobe32(x) -# define OSSL_HTOBE64(x) htobe64(x) -# define OSSL_BE16TOH(x) be16toh(x) -# define OSSL_BE32TOH(x) be32toh(x) -# define OSSL_BE64TOH(x) be64toh(x) -# define OSSL_HTOLE16(x) htole16(x) -# define OSSL_HTOLE32(x) htole32(x) -# define OSSL_HTOLE64(x) htole64(x) -# define OSSL_LE16TOH(x) le16toh(x) -# define OSSL_LE32TOH(x) le32toh(x) -# define OSSL_LE64TOH(x) le64toh(x) - -# elif defined(__APPLE__) -# include <libkern/OSByteOrder.h> -# define OSSL_HTOBE16(x) OSSwapHostToBigInt16(x) -# define OSSL_HTOBE32(x) OSSwapHostToBigInt32(x) -# define OSSL_HTOBE64(x) OSSwapHostToBigInt64(x) -# define OSSL_BE16TOH(x) OSSwapBigToHostInt16(x) -# define OSSL_BE32TOH(x) OSSwapBigToHostInt32(x) -# define OSSL_BE64TOH(x) OSSwapBigToHostInt64(x) -# define OSSL_HTOLE16(x) OSSwapHostToLittleInt16(x) -# define OSSL_HTOLE32(x) OSSwapHostToLittleInt32(x) -# define OSSL_HTOLE64(x) OSSwapHostToLittleInt64(x) -# define OSSL_LE16TOH(x) OSSwapLittleToHostInt16(x) -# define OSSL_LE32TOH(x) OSSwapLittleToHostInt32(x) -# define OSSL_LE64TOH(x) OSSwapLittleToHostInt64(x) - -# endif - -static ossl_inline ossl_unused unsigned char * -OPENSSL_store_u16_le(unsigned char *out, uint16_t val) -{ -# ifdef OSSL_HTOLE16 - uint16_t t = OSSL_HTOLE16(val); - - memcpy(out, (unsigned char *)&t, 2); - return out + 2; -# else - *out++ = (val & 0xff); - *out++ = (val >> 8) & 0xff; - return out; -# endif -} - -static ossl_inline ossl_unused unsigned char * -OPENSSL_store_u16_be(unsigned char *out, uint16_t val) -{ -# ifdef OSSL_HTOBE16 - uint16_t t = OSSL_HTOBE16(val); - - memcpy(out, (unsigned char *)&t, 2); - return out + 2; -# else - *out++ = (val >> 8) & 0xff; - *out++ = (val & 0xff); - return out; -# endif -} - -static ossl_inline ossl_unused unsigned char * -OPENSSL_store_u32_le(unsigned char *out, uint32_t val) -{ -# ifdef OSSL_HTOLE32 - uint32_t t = OSSL_HTOLE32(val); - - memcpy(out, (unsigned char *)&t, 4); - return out + 4; -# else - *out++ = (val & 0xff); - *out++ = (val >> 8) & 0xff; - *out++ = (val >> 16) & 0xff; - *out++ = (val >> 24) & 0xff; - return out; -# endif -} - -static ossl_inline ossl_unused unsigned char * -OPENSSL_store_u32_be(unsigned char *out, uint32_t val) -{ -# ifdef OSSL_HTOBE32 - uint32_t t = OSSL_HTOBE32(val); - - memcpy(out, (unsigned char *)&t, 4); - return out + 4; -# else - *out++ = (val >> 24) & 0xff; - *out++ = (val >> 16) & 0xff; - *out++ = (val >> 8) & 0xff; - *out++ = (val & 0xff); - return out; -# endif -} - -static ossl_inline ossl_unused unsigned char * -OPENSSL_store_u64_le(unsigned char *out, uint64_t val) -{ -# ifdef OSSL_HTOLE64 - uint64_t t = OSSL_HTOLE64(val); - - memcpy(out, (unsigned char *)&t, 8); - return out + 8; -# else - *out++ = (val & 0xff); - *out++ = (val >> 8) & 0xff; - *out++ = (val >> 16) & 0xff; - *out++ = (val >> 24) & 0xff; - *out++ = (val >> 32) & 0xff; - *out++ = (val >> 40) & 0xff; - *out++ = (val >> 48) & 0xff; - *out++ = (val >> 56) & 0xff; - return out; -# endif -} - -static ossl_inline ossl_unused unsigned char * -OPENSSL_store_u64_be(unsigned char *out, uint64_t val) -{ -# ifdef OSSL_HTOLE64 - uint64_t t = OSSL_HTOBE64(val); - - memcpy(out, (unsigned char *)&t, 8); - return out + 8; -# else - *out++ = (val >> 56) & 0xff; - *out++ = (val >> 48) & 0xff; - *out++ = (val >> 40) & 0xff; - *out++ = (val >> 32) & 0xff; - *out++ = (val >> 24) & 0xff; - *out++ = (val >> 16) & 0xff; - *out++ = (val >> 8) & 0xff; - *out++ = (val & 0xff); - return out; -# endif -} - -static ossl_inline ossl_unused const unsigned char * -OPENSSL_load_u16_le(uint16_t *val, const unsigned char *in) -{ -# ifdef OSSL_LE16TOH - uint16_t t; - - memcpy((unsigned char *)&t, in, 2); - *val = OSSL_LE16TOH(t); - return in + 2; -# else - uint16_t b0 = *in++; - uint16_t b1 = *in++; - - *val = b0 | (b1 << 8); - return in; -#endif -} - -static ossl_inline ossl_unused const unsigned char * -OPENSSL_load_u16_be(uint16_t *val, const unsigned char *in) -{ -# ifdef OSSL_LE16TOH - uint16_t t; - - memcpy((unsigned char *)&t, in, 2); - *val = OSSL_BE16TOH(t); - return in + 2; -# else - uint16_t b1 = *in++; - uint16_t b0 = *in++; - - *val = b0 | (b1 << 8); - return in; -#endif -} - -static ossl_inline ossl_unused const unsigned char * -OPENSSL_load_u32_le(uint32_t *val, const unsigned char *in) -{ -# ifdef OSSL_LE32TOH - uint32_t t; - - memcpy((unsigned char *)&t, in, 4); - *val = OSSL_LE32TOH(t); - return in + 4; -# else - uint32_t b0 = *in++; - uint32_t b1 = *in++; - uint32_t b2 = *in++; - uint32_t b3 = *in++; - - *val = b0 | (b1 << 8) | (b2 << 16) | (b3 << 24); - return in; -#endif -} - -static ossl_inline ossl_unused const unsigned char * -OPENSSL_load_u32_be(uint32_t *val, const unsigned char *in) -{ -# ifdef OSSL_LE32TOH - uint32_t t; - - memcpy((unsigned char *)&t, in, 4); - *val = OSSL_BE32TOH(t); - return in + 4; -# else - uint32_t b3 = *in++; - uint32_t b2 = *in++; - uint32_t b1 = *in++; - uint32_t b0 = *in++; - - *val = b0 | (b1 << 8) | (b2 << 16) | (b3 << 24); - return in; -#endif -} - -static ossl_inline ossl_unused const unsigned char * -OPENSSL_load_u64_le(uint64_t *val, const unsigned char *in) -{ -# ifdef OSSL_LE64TOH - uint64_t t; - - memcpy((unsigned char *)&t, in, 8); - *val = OSSL_LE64TOH(t); - return in + 8; -# else - uint64_t b0 = *in++; - uint64_t b1 = *in++; - uint64_t b2 = *in++; - uint64_t b3 = *in++; - uint64_t b4 = *in++; - uint64_t b5 = *in++; - uint64_t b6 = *in++; - uint64_t b7 = *in++; - - *val = b0 | (b1 << 8) | (b2 << 16) | (b3 << 24) - | (b4 << 32) | (b5 << 40) | (b6 << 48) | (b7 << 56); - return in; -#endif -} - -static ossl_inline ossl_unused const unsigned char * -OPENSSL_load_u64_be(uint64_t *val, const unsigned char *in) -{ -# ifdef OSSL_LE64TOH - uint64_t t; - - memcpy((unsigned char *)&t, in, 8); - *val = OSSL_BE64TOH(t); - return in + 8; -# else - uint64_t b7 = *in++; - uint64_t b6 = *in++; - uint64_t b5 = *in++; - uint64_t b4 = *in++; - uint64_t b3 = *in++; - uint64_t b2 = *in++; - uint64_t b1 = *in++; - uint64_t b0 = *in++; - - *val = b0 | (b1 << 8) | (b2 << 16) | (b3 << 24) - | (b4 << 32) | (b5 << 40) | (b6 << 48) | (b7 << 56); - return in; -#endif -} - -# undef OSSL_HTOBE16 -# undef OSSL_HTOBE32 -# undef OSSL_HTOBE64 -# undef OSSL_BE16TOH -# undef OSSL_BE32TOH -# undef OSSL_BE64TOH -# undef OSSL_HTOLE16 -# undef OSSL_HTOLE32 -# undef OSSL_HTOLE64 -# undef OSSL_LE16TOH -# undef OSSL_LE32TOH -# undef OSSL_LE64TOH - -#endif |