/* Copyright (C) 2015-2020, Dirk Krause SPDX-License-Identifier: BSD-3-Clause */ /* WARNING: This file was generated by the dkct program (see http://dktools.sourceforge.net/ for details). Changes you make here will be lost if dkct is run again! You should modify the original source and run dkct on it. Original source: dk4bitsh.ctr */ /** @file dk4bitsh.c The dk4bitsh module. */ #line 104 "dk4bitsh.ctr" #include "dk4conf.h" #if DK4_HAVE_ASSERT_H #ifndef ASSERT_H_INCLUDED #include #define ASSERT_H_INCLUDED 1 #endif #endif #include "dk4bitsh.h" #include "dk4edstm.h" #include "dk4mem.h" #line 121 "dk4bitsh.ctr" void dk4bit_shift_init(dk4_bit_shift_t *bs, dk4_er_t *erp) { #line 129 "dk4bitsh.ctr" #if DK4_USE_ASSERT assert(NULL != bs); #endif if (NULL != bs) { DK4_MEMRES(bs, sizeof(dk4_bit_shift_t)); bs->pos = 0; bs->obyte = 0x00; } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } #line 140 "dk4bitsh.ctr" } int dk4bit_shift_add(dk4_bit_shift_t *bs, int bit, dk4_er_t *erp) { int back = DK4_EDSTM_ERROR; #line 149 "dk4bitsh.ctr" #if DK4_USE_ASSERT assert(NULL != bs); #endif if (NULL != bs) { back = DK4_EDSTM_ACCEPT; switch (bs->pos) { case 0: { if (0 != bit) { bs->obyte = 0x80; } else { bs->obyte = 0x00; } bs->pos = 1; } break; case 1: { if (0 != bit) { bs->obyte |= 0x40; } bs->pos = 2; } break; case 2: { if (0 != bit) { bs->obyte |= 0x20; } bs->pos = 3; } break; case 3: { if (0 != bit) { bs->obyte |= 0x10; } bs->pos = 4; } break; case 4: { if (0 != bit) { bs->obyte |= 0x08; } bs->pos = 5; } break; case 5: { if (0 != bit) { bs->obyte |= 0x04; } bs->pos = 6; } break; case 6: { if (0 != bit) { bs->obyte |= 0x02; } bs->pos = 7; } break; case 7: { if (0 != bit) { bs->obyte |= 0x01; } bs->pos = 0; back = DK4_EDSTM_FINISHED; #line 187 "dk4bitsh.ctr" } break; } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } #line 193 "dk4bitsh.ctr" return back; } int dk4bit_shift_finish(dk4_bit_shift_t *bs, dk4_er_t *erp) { int back = DK4_EDSTM_ERROR; #line 203 "dk4bitsh.ctr" #if DK4_USE_ASSERT assert(NULL != bs); #endif if (NULL != bs) { if (0 != bs->pos) { back = DK4_EDSTM_FINISHED; } else { back = DK4_EDSTM_ACCEPT; #line 211 "dk4bitsh.ctr" } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } #line 216 "dk4bitsh.ctr" return back; } unsigned char dk4bit_shift_output(dk4_bit_shift_t const *bs, dk4_er_t *erp) { unsigned char back; #line 226 "dk4bitsh.ctr" #if DK4_USE_ASSERT assert(NULL != bs); #endif if (NULL != bs) { back = bs->obyte; } else { back = 0x00; dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } #line 236 "dk4bitsh.ctr" return back; }