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/*
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: dk4rec02.ctr
*/
/** @file dk4rec02.c The dk4rec02 module.
*/
#line 70 "dk4rec02.ctr"
#include "dk4conf.h"
#include "dk4rec02.h"
#include "dk4ansi.h"
#if DK4_HAVE_ASSERT_H
#ifndef ASSERT_H_INCLUDED
#include <assert.h>
#define ASSERT_H_INCLUDED 1
#endif
#endif
int
dk4recode_ansi_to_ascii(
char *dstb, size_t szdstb, const char *src, dk4_er_t *erp
)
{
size_t used = 0;
dk4_c32_t c32 = dkC32(0);
int back = 0;
unsigned char uc = '\0';
#if DK4_USE_ASSERT
assert(NULL != dstb);
assert(0 < szdstb);
assert(NULL != src);
#endif
if ((NULL != dstb) && (NULL != src) && (0 < szdstb)) {
back = 1;
while (('\0' != *src) && (1 == back) && (used < szdstb)) {
uc = (unsigned char)(*(src++));
if (0 != dk4ansi_decode(&c32, uc)) {
if (dkC32(0x00000100) > c32) {
dstb[used++] = (char)c32;
} else {
back = 0;
dk4error_set_elsize_nelem(erp, DK4_E_SYNTAX, 1, used);
}
} else {
back = 0;
dk4error_set_elsize_nelem(erp, DK4_E_SYNTAX, 1, used);
}
}
if (used < szdstb) {
dstb[used] = '\0';
} else {
dstb[szdstb - 1] = '\0';
back = 0;
dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
}
} else {
dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
}
return back;
}
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