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/*---------------------------------------------------------------------------*
* binary.c *
* Copyright (C) 2014 Jacques Pelletier *
* *
* This program is free software; you can redistribute it and *or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation, *
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
*---------------------------------------------------------------------------*/
#include <stdint.h>
#include "binary.h"
const uint8_t Reflect8[256] = {
0x00,0x80,0x40,0xC0,0x20,0xA0,0x60,0xE0,0x10,0x90,0x50,0xD0,0x30,0xB0,0x70,0xF0,
0x08,0x88,0x48,0xC8,0x28,0xA8,0x68,0xE8,0x18,0x98,0x58,0xD8,0x38,0xB8,0x78,0xF8,
0x04,0x84,0x44,0xC4,0x24,0xA4,0x64,0xE4,0x14,0x94,0x54,0xD4,0x34,0xB4,0x74,0xF4,
0x0C,0x8C,0x4C,0xCC,0x2C,0xAC,0x6C,0xEC,0x1C,0x9C,0x5C,0xDC,0x3C,0xBC,0x7C,0xFC,
0x02,0x82,0x42,0xC2,0x22,0xA2,0x62,0xE2,0x12,0x92,0x52,0xD2,0x32,0xB2,0x72,0xF2,
0x0A,0x8A,0x4A,0xCA,0x2A,0xAA,0x6A,0xEA,0x1A,0x9A,0x5A,0xDA,0x3A,0xBA,0x7A,0xFA,
0x06,0x86,0x46,0xC6,0x26,0xA6,0x66,0xE6,0x16,0x96,0x56,0xD6,0x36,0xB6,0x76,0xF6,
0x0E,0x8E,0x4E,0xCE,0x2E,0xAE,0x6E,0xEE,0x1E,0x9E,0x5E,0xDE,0x3E,0xBE,0x7E,0xFE,
0x01,0x81,0x41,0xC1,0x21,0xA1,0x61,0xE1,0x11,0x91,0x51,0xD1,0x31,0xB1,0x71,0xF1,
0x09,0x89,0x49,0xC9,0x29,0xA9,0x69,0xE9,0x19,0x99,0x59,0xD9,0x39,0xB9,0x79,0xF9,
0x05,0x85,0x45,0xC5,0x25,0xA5,0x65,0xE5,0x15,0x95,0x55,0xD5,0x35,0xB5,0x75,0xF5,
0x0D,0x8D,0x4D,0xCD,0x2D,0xAD,0x6D,0xED,0x1D,0x9D,0x5D,0xDD,0x3D,0xBD,0x7D,0xFD,
0x03,0x83,0x43,0xC3,0x23,0xA3,0x63,0xE3,0x13,0x93,0x53,0xD3,0x33,0xB3,0x73,0xF3,
0x0B,0x8B,0x4B,0xCB,0x2B,0xAB,0x6B,0xEB,0x1B,0x9B,0x5B,0xDB,0x3B,0xBB,0x7B,0xFB,
0x07,0x87,0x47,0xC7,0x27,0xA7,0x67,0xE7,0x17,0x97,0x57,0xD7,0x37,0xB7,0x77,0xF7,
0x0F,0x8F,0x4F,0xCF,0x2F,0xAF,0x6F,0xEF,0x1F,0x9F,0x5F,0xDF,0x3F,0xBF,0x7F,0xFF,
};
uint16_t Reflect16(uint16_t Value16)
{
return (((uint16_t) Reflect8[u16_lo(Value16)]) << 8) | ((uint16_t) Reflect8[u16_hi(Value16)]);
}
uint32_t Reflect24(uint32_t Value24)
{
return (
(((uint32_t) Reflect8[u32_b0(Value24)]) << 16) |
(((uint32_t) Reflect8[u32_b1(Value24)]) << 8) |
((uint32_t) Reflect8[u32_b2(Value24)])
);
}
uint32_t Reflect32(uint32_t Value32)
{
return (
(((uint32_t) Reflect8[u32_b0(Value32)]) << 24) |
(((uint32_t) Reflect8[u32_b1(Value32)]) << 16) |
(((uint32_t) Reflect8[u32_b2(Value32)]) << 8) |
((uint32_t) Reflect8[u32_b3(Value32)])
);
}
uint64_t Reflect40(uint64_t Value40)
{
return (
(((uint64_t) Reflect8[u64_b0(Value40)]) << 32) |
(((uint64_t) Reflect8[u64_b1(Value40)]) << 24) |
(((uint64_t) Reflect8[u64_b2(Value40)]) << 16) |
(((uint64_t) Reflect8[u64_b3(Value40)]) << 8) |
((uint64_t) Reflect8[u64_b4(Value40)])
);
}
uint64_t Reflect64(uint64_t Value64)
{
return (
(((uint64_t) Reflect8[u64_b0(Value64)]) << 56) |
(((uint64_t) Reflect8[u64_b1(Value64)]) << 48) |
(((uint64_t) Reflect8[u64_b2(Value64)]) << 40) |
(((uint64_t) Reflect8[u64_b3(Value64)]) << 32) |
(((uint64_t) Reflect8[u64_b4(Value64)]) << 24) |
(((uint64_t) Reflect8[u64_b5(Value64)]) << 16) |
(((uint64_t) Reflect8[u64_b6(Value64)]) << 8) |
((uint64_t) Reflect8[u64_b7(Value64)])
);
}
uint8_t u16_hi(uint16_t value)
{
return (uint8_t)((value & 0xFF00) >> 8);
}
uint8_t u16_lo(uint16_t value)
{
return (uint8_t)(value & 0x00FF);
}
uint8_t u32_b3(uint32_t value)
{
return (uint8_t)((value & 0xFF000000) >> 24);
}
uint8_t u32_b2(uint32_t value)
{
return (uint8_t)((value & 0x00FF0000) >> 16);
}
uint8_t u32_b1(uint32_t value)
{
return (uint8_t)((value & 0x0000FF00) >> 8);
}
uint8_t u32_b0(uint32_t value)
{
return (uint8_t)(value & 0x000000FF);
}
uint8_t u64_b7(uint64_t value)
{
return (uint8_t)((value & 0xFF00000000000000) >> 56);
}
uint8_t u64_b6(uint64_t value)
{
return (uint8_t)((value & 0x00FF000000000000) >> 48);
}
uint8_t u64_b5(uint64_t value)
{
return (uint8_t)((value & 0x0000FF0000000000) >> 40);
}
uint8_t u64_b4(uint64_t value)
{
return (uint8_t)((value & 0x000000FF00000000) >> 32);
}
uint8_t u64_b3(uint64_t value)
{
return (uint8_t)((value & 0x00000000FF000000) >> 24);
}
uint8_t u64_b2(uint64_t value)
{
return (uint8_t)((value & 0x0000000000FF0000) >> 16);
}
uint8_t u64_b1(uint64_t value)
{
return (uint8_t)((value & 0x000000000000FF00) >> 8);
}
uint8_t u64_b0(uint64_t value)
{
return (uint8_t)(value & 0x00000000000000FF);
}
/* Checksum/CRC conversion to ASCII */
uint8_t nibble2ascii(uint8_t value)
{
uint8_t result = value & 0x0f;
if (result > 9) return result + 0x41-0x0A;
else return result + 0x30;
}
bool cs_isdecdigit(char c)
{
return (c >= 0x30) && (c < 0x3A);
}
unsigned char tohex(unsigned char c)
{
if ((c >= '0') && (c < '9'+1))
return (c - '0');
if ((c >= 'A') && (c < 'F'+1))
return (c - 'A' + 0x0A);
if ((c >= 'a') && (c < 'f'+1))
return (c - 'a' + 0x0A);
return 0;
}
unsigned char todecimal(unsigned char c)
{
if ((c >= '0') && (c < '9'+1))
return (c - '0');
return 0;
}
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