added hton,ntoh
renamed qse_getcmgrbyname() to qse_findcmgr() added qse_setcmgrfinder()/qse_getcmgrfinder() started adding ipad,nwad
This commit is contained in:
203
qse/lib/cmn/hton.c
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203
qse/lib/cmn/hton.c
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/*
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* $Id$
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*
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Copyright 2006-2011 Chung, Hyung-Hwan.
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This file is part of QSE.
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QSE is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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QSE is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with QSE. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <qse/cmn/hton.h>
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/* --------------------------------------------------------------- */
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#if defined(QSE_HAVE_UINT16_T)
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qse_uint16_t qse_ntoh16 (qse_uint16_t x)
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{
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#if defined(QSE_ENDIAN_BIG)
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return x;
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#elif defined(QSE_ENDIAN_LITTLE)
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qse_uint8_t* c = (qse_uint8_t*)&x;
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return (qse_uint16_t)(
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((qse_uint16_t)c[0] << 8) |
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((qse_uint16_t)c[1] << 0));
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#else
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# error Unknown endian
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#endif
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}
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qse_uint16_t qse_hton16 (qse_uint16_t x)
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{
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#if defined(QSE_ENDIAN_BIG)
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return x;
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#elif defined(QSE_ENDIAN_LITTLE)
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qse_uint8_t* c = (qse_uint8_t*)&x;
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return (qse_uint16_t)(
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((qse_uint16_t)c[0] << 8) |
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((qse_uint16_t)c[1] << 0));
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#else
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# error Unknown endian
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#endif
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}
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#endif
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/* --------------------------------------------------------------- */
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#if defined(QSE_HAVE_UINT32_T)
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qse_uint32_t qse_ntoh32 (qse_uint32_t x)
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{
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#if defined(QSE_ENDIAN_BIG)
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return x;
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#elif defined(QSE_ENDIAN_LITTLE)
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qse_uint8_t* c = (qse_uint8_t*)&x;
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return (qse_uint32_t)(
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((qse_uint32_t)c[0] << 24) |
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((qse_uint32_t)c[1] << 16) |
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((qse_uint32_t)c[2] << 8) |
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((qse_uint32_t)c[3] << 0));
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#else
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# error Unknown endian
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#endif
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}
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qse_uint32_t qse_hton32 (qse_uint32_t x)
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{
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#if defined(QSE_ENDIAN_BIG)
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return x;
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#elif defined(QSE_ENDIAN_LITTLE)
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qse_uint8_t* c = (qse_uint8_t*)&x;
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return (qse_uint32_t)(
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((qse_uint32_t)c[0] << 24) |
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((qse_uint32_t)c[1] << 16) |
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((qse_uint32_t)c[2] << 8) |
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((qse_uint32_t)c[3] << 0));
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#else
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# error Unknown endian
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#endif
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}
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#endif
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/* --------------------------------------------------------------- */
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#if defined(QSE_HAVE_UINT64_T)
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qse_uint64_t qse_ntoh64 (qse_uint64_t x)
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{
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#if defined(QSE_ENDIAN_BIG)
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return x;
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#elif defined(QSE_ENDIAN_LITTLE)
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qse_uint8_t* c = (qse_uint8_t*)&x;
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return (qse_uint64_t)(
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((qse_uint64_t)c[0] << 56) |
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((qse_uint64_t)c[1] << 48) |
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((qse_uint64_t)c[2] << 40) |
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((qse_uint64_t)c[3] << 32) |
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((qse_uint64_t)c[4] << 24) |
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((qse_uint64_t)c[5] << 16) |
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((qse_uint64_t)c[6] << 8) |
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((qse_uint64_t)c[7] << 0));
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#else
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# error Unknown endian
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#endif
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}
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qse_uint64_t qse_hton64 (qse_uint64_t x)
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{
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#if defined(QSE_ENDIAN_BIG)
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return x;
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#elif defined(QSE_ENDIAN_LITTLE)
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qse_uint8_t* c = (qse_uint8_t*)&x;
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return (qse_uint64_t)(
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((qse_uint64_t)c[0] << 56) |
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((qse_uint64_t)c[1] << 48) |
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((qse_uint64_t)c[2] << 40) |
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((qse_uint64_t)c[3] << 32) |
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((qse_uint64_t)c[4] << 24) |
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((qse_uint64_t)c[5] << 16) |
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((qse_uint64_t)c[6] << 8) |
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((qse_uint64_t)c[7] << 0));
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#else
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# error Unknown endian
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#endif
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}
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#endif
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/* --------------------------------------------------------------- */
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#if defined(QSE_HAVE_UINT128_T)
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qse_uint128_t qse_ntoh128 (qse_uint128_t x)
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{
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#if defined(QSE_ENDIAN_BIG)
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return x;
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#elif defined(QSE_ENDIAN_LITTLE)
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qse_uint8_t* c = (qse_uint8_t*)&x;
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return (qse_uint128_t)(
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((qse_uint128_t)c[0] << 120) |
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((qse_uint128_t)c[1] << 112) |
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((qse_uint128_t)c[2] << 104) |
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((qse_uint128_t)c[3] << 96) |
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((qse_uint128_t)c[4] << 88) |
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((qse_uint128_t)c[5] << 80) |
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((qse_uint128_t)c[6] << 72) |
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((qse_uint128_t)c[7] << 64) |
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((qse_uint128_t)c[8] << 56) |
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((qse_uint128_t)c[9] << 48) |
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((qse_uint128_t)c[10] << 40) |
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((qse_uint128_t)c[11] << 32) |
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((qse_uint128_t)c[12] << 24) |
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((qse_uint128_t)c[13] << 16) |
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((qse_uint128_t)c[14] << 8) |
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((qse_uint128_t)c[15] << 0));
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#else
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# error Unknown endian
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#endif
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}
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qse_uint128_t qse_hton128 (qse_uint128_t x)
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{
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#if defined(QSE_ENDIAN_BIG)
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return x;
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#elif defined(QSE_ENDIAN_LITTLE)
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qse_uint8_t* c = (qse_uint8_t*)&x;
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return (qse_uint128_t)(
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((qse_uint128_t)c[0] << 120) |
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((qse_uint128_t)c[1] << 112) |
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((qse_uint128_t)c[2] << 104) |
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((qse_uint128_t)c[3] << 96) |
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((qse_uint128_t)c[4] << 88) |
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((qse_uint128_t)c[5] << 80) |
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((qse_uint128_t)c[6] << 72) |
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((qse_uint128_t)c[7] << 64) |
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((qse_uint128_t)c[8] << 56) |
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((qse_uint128_t)c[9] << 48) |
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((qse_uint128_t)c[10] << 40) |
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((qse_uint128_t)c[11] << 32) |
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((qse_uint128_t)c[12] << 24) |
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((qse_uint128_t)c[13] << 16) |
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((qse_uint128_t)c[14] << 8) |
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((qse_uint128_t)c[15] << 0));
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#else
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# error Unknown endian
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#endif
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}
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#endif
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/* --------------------------------------------------------------- */
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