mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2024-09-16 05:00:39 -07:00
228 lines
6.8 KiB
C
228 lines
6.8 KiB
C
//-----------------------------------------------------------------------------
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// Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program 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 General Public License for more details.
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//
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// See LICENSE.txt for the text of the license.
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//-----------------------------------------------------------------------------
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// Interlib Definitions
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//-----------------------------------------------------------------------------
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#ifndef __COMMON_H
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#define __COMMON_H
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#include <stdint.h>
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#include <stddef.h>
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#include <stdbool.h>
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#ifdef _WIN32
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#define ABOVE "../"
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#define PATHSEP "/"
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#else
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#define ABOVE "../"
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#define PATHSEP "/"
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#endif
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// PM3 share path relative to executable when installed
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#define PM3_SHARE_RELPATH ".." PATHSEP "share" PATHSEP "proxmark3" PATHSEP
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// PM3_USER_DIRECTORY will be expanded from $HOME, e.g. ~/.proxmark3/
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#define PM3_USER_DIRECTORY PATHSEP ".proxmark3" PATHSEP
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// PM3 subdirectories:
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#define PYTHON_SCRIPTS_SUBDIR "pyscripts" PATHSEP
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#define CMD_SCRIPTS_SUBDIR "cmdscripts" PATHSEP
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#define DICTIONARIES_SUBDIR "dictionaries" PATHSEP
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#define LUA_LIBRARIES_SUBDIR "lualibs" PATHSEP
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#define LUA_SCRIPTS_SUBDIR "luascripts" PATHSEP
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#define RESOURCES_SUBDIR "resources" PATHSEP
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#define TRACES_SUBDIR "traces" PATHSEP
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#define LOGS_SUBDIR "logs" PATHSEP
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#define FIRMWARES_SUBDIR "firmware" PATHSEP
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#define BOOTROM_SUBDIR "bootrom" PATHSEP "obj" PATHSEP
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#define FULLIMAGE_SUBDIR "armsrc" PATHSEP "obj" PATHSEP
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#define PACKED __attribute__((packed))
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#define VERSION_INFORMATION_MAGIC 0x56334d50 // "PM3V"
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struct version_information_t {
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int magic; /* Magic sequence to identify this as a correct version information structure. Must be VERSION_INFORMATION_MAGIC */
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char versionversion; /* Must be 1 */
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char present; /* 1 if the version information could be created at compile time, otherwise 0 and the remaining fields (except for magic) are empty */
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char clean; /* 1: Tree was clean, no local changes. 0: Tree was unclean. 2: Couldn't be determined */
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char gitversion[50]; /* String with the git revision */
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char buildtime[30]; /* string with the build time */
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char armsrc[10]; /* sha256sum of sha256sum of armsrc && common_arm files */
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} PACKED;
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// debug
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#define DBG_NONE 0 // no messages
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#define DBG_ERROR 1 // errors only
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#define DBG_INFO 2 // errors + info messages
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#define DBG_DEBUG 3 // errors + info + debug messages
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#define DBG_EXTENDED 4 // errors + info + debug + breaking debug messages
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extern int g_dbglevel;
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// tear-off
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extern uint16_t g_tearoff_delay_us;
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extern bool g_tearoff_enabled;
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// reader voltage field detector
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#define MF_MINFIELDV 4000
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#ifndef MIN
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# define MIN(a, b) (((a) < (b)) ? (a) : (b))
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#endif
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#ifndef MAX
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# define MAX(a, b) (((a) > (b)) ? (a) : (b))
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#endif
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#ifndef ABS
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# define ABS(a) ( ((a)<0) ? -(a) : (a) )
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#endif
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//#define RAMFUNC __attribute((long_call, section(".ramfunc")))
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#define RAMFUNC __attribute((long_call, section(".ramfunc"))) __attribute__((target("arm")))
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#ifndef ROTR
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# define ROTR(x,n) (((uintmax_t)(x) >> (n)) | ((uintmax_t)(x) << ((sizeof(x) * 8) - (n))))
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#endif
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#ifndef PM3_ROTL
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# define PM3_ROTL(x,n) (((uintmax_t)(x) << (n)) | ((uintmax_t)(x) >> ((sizeof(x) * 8) - (n))))
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#endif
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// endian change for 64bit
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#ifdef __GNUC__
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#ifndef BSWAP_64
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#define BSWAP_64(x) __builtin_bswap64(x)
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#endif
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#else
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#ifdef _MSC_VER
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#ifndef BSWAP_64
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#define BSWAP_64(x) _byteswap_uint64(x)
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#endif
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#else
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#ifndef BSWAP_64
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#define BSWAP_64(x) \
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(((uint64_t)(x) << 56) | \
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(((uint64_t)(x) << 40) & 0xff000000000000ULL) | \
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(((uint64_t)(x) << 24) & 0xff0000000000ULL) | \
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(((uint64_t)(x) << 8) & 0xff00000000ULL) | \
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(((uint64_t)(x) >> 8) & 0xff000000ULL) | \
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(((uint64_t)(x) >> 24) & 0xff0000ULL) | \
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(((uint64_t)(x) >> 40) & 0xff00ULL) | \
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((uint64_t)(x) >> 56))
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#endif
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#endif
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#endif
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// endian change for 48bit
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#ifndef BSWAP_48
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#define BSWAP_48(x) \
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(((uint64_t)(x) << 40) & 0x0000ff0000000000ULL) | \
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(((uint64_t)(x) << 24) & 0x000000ff00000000ULL) | \
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(((uint64_t)(x) << 8) & 0x00000000ff000000ULL) | \
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(((uint64_t)(x) >> 8) & 0x000000000ff0000ULL) | \
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(((uint64_t)(x) >> 24) & 0x00000000000ff00ULL) | \
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(((uint64_t)(x) >> 40) & 0x0000000000000ffULL)
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#endif
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// endian change for 32bit
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#ifdef __GNUC__
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#ifndef BSWAP_32
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#define BSWAP_32(x) __builtin_bswap32(x)
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#endif
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#else
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#ifdef _MSC_VER
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#ifndef BSWAP_32
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#define BSWAP_32(x) _byteswap_ulong(x)
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#endif
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#else
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#ifndef BSWAP_32
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# define BSWAP_32(x) \
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((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \
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(((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24))
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#endif
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#endif
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#endif
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// convert 2 bytes to U16 in little endian
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#ifndef BYTES2UINT16
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# define BYTES2UINT16(x) (((x)[1] << 8) | ((x)[0]))
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#endif
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// convert 4 bytes to U32 in little endian
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#ifndef BYTES2UINT32
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# define BYTES2UINT32(x) (((x)[3] << 24) | ((x)[2] << 16) | ((x)[1] << 8) | ((x)[0]))
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#endif
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// convert 4 bytes to U32 in big endian
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#ifndef BYTES2UINT32_BE
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# define BYTES2UINT32_BE(x) (((x)[0] << 24) | ((x)[1] << 16) | ((x)[2] << 8) | ((x)[3]))
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#endif
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#define EVEN 0
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#define ODD 1
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// Nibble logic
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#ifndef NIBBLE_HIGH
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# define NIBBLE_HIGH(b) ( ((b) & 0xF0) >> 4 )
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#endif
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#ifndef NIBBLE_LOW
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# define NIBBLE_LOW(b) ((b) & 0x0F )
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#endif
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#ifndef CRUMB
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# define CRUMB(b,p) ((((b) & (0x3 << (p)) ) >> (p) ) & 0xF)
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#endif
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#ifndef SWAP_NIBBLE
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# define SWAP_NIBBLE(b) ( (NIBBLE_LOW(b)<< 4) | NIBBLE_HIGH(b))
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#endif
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// Binary Encoded Digit
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#ifndef BCD2DEC
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# define BCD2DEC(bcd) HornerScheme((bcd), 0x10, 10)
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#endif
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#ifndef DEC2BCD
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# define DEC2BCD(dec) HornerScheme((dec), 10, 0x10)
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#endif
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// bit stream operations
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#define TEST_BIT(data, i) (*((data) + ((i) / 8)) >> (7 - ((i) % 8))) & 1
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#define SET_BIT(data, i) *((data) + ((i) / 8)) |= (1 << (7 - ((i) % 8)))
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#define CLEAR_BIT(data, i) *((data) + ((i) / 8)) &= ~(1 << (7 - ((i) % 8)))
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#define FLIP_BIT(data, i) *((data) + ((i) / 8)) ^= (1 << (7 - ((i) % 8)))
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// time for decompressing and loading the image to the FPGA
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#define FPGA_LOAD_WAIT_TIME (1500)
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// GCC extension
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// from client/deps/tinycbor/compilersupport_p.h
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#ifdef __GNUC__
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#ifndef likely
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# define likely(x) __builtin_expect(!!(x), 1)
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#endif
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#ifndef unlikely
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# define unlikely(x) __builtin_expect(!!(x), 0)
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#endif
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#else
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# define likely(x) (x)
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# define unlikely(x) (x)
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#endif
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#endif
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