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authorNorbert Preining <norbert@preining.info>2020-09-20 03:03:26 +0000
committerNorbert Preining <norbert@preining.info>2020-09-20 03:03:26 +0000
commit1f457376b478257b88d4a857f5ec1b6155442dd7 (patch)
tree2a06a60551dea362cf8cb0cb0ba66c78608717c4 /support/dktools/dk4mai8du16.ctr
parentac690ca29ad5bf8a5203a65fd6252f7b564f4727 (diff)
CTAN sync 202009200303
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+%% options
+
+copyright owner = Dirk Krause
+copyright year = 2018-xxxx
+SPDX-License-Identifier: BSD-3-Clause
+
+
+
+%% header
+
+/** @file
+ Retrieve unsigned short value from
+ 8 bit character string in decimal notation.
+*/
+
+#ifndef DK4CONF_H_INCLUDED
+#if DK4_BUILDING_DKTOOLS4
+#include "dk4conf.h"
+#else
+#include <dktools-4/dk4conf.h>
+#endif
+#endif
+
+#ifndef DK4TYPES_H_INCLUDED
+#if DK4_BUILDING_DKTOOLS4
+#include "dk4types.h"
+#else
+#include <dktools-4/dk4types.h>
+#endif
+#endif
+
+#ifndef DK4ERROR_H_INCLUDED
+#if DK4_BUILDING_DKTOOLS4
+#include "dk4error.h"
+#else
+#include <dktools-4/dk4error.h>
+#endif
+#endif
+
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Retrieve numeric value from string, decimal notation.
+ @param rp Pointer to result variable for the found value.
+ @param src String to check for numeric value.
+ @param endptr Address of pointer variable.
+ A pointer to the first character not processed
+ is stored here.
+ The function may also store a NULL pointer in this
+ variable.
+ The variable points to the correct error position
+ only if er.ec is DK4_E_SYNTAX.
+ @param atg Allow trailing garbage:
+ 0=no unprocessable trailing bytes allowed,
+ 1=trailing whitespaces allowed,
+ 2=any trailing characters allowed.
+ @param erp Error report, may be NULL.
+ @return 1 on success, 0 on error.
+
+ Error codes:
+ DK4_E_INVALID_ARGUMENTS if rp or src is NULL,
+ DK4_E_MATH_OVERFLOW if the number is out of range, or
+ DK4_E_SYNTAX if src contains illegal characters.
+*/
+int
+dk4ma_input_c8_dec_u16(
+ uint16_t *rp,
+ const char *src,
+ const char **endptr,
+ int atg,
+ dk4_er_t *erp
+);
+
+#ifdef __cplusplus
+}
+#endif
+
+%% module
+
+#include "dk4conf.h"
+
+#if DK4_HAVE_ASSERT_H
+#ifndef ASSERT_H_INCLUDED
+#include <assert.h>
+#define ASSERT_H_INCLUDED 1
+#endif
+#endif
+
+#include "dk4mai8ddu.h"
+#include "dk4mai8du16.h"
+#include "dk4numco.h"
+
+
+
+int
+dk4ma_input_c8_dec_u16(
+ uint16_t *rp,
+ const char *src,
+ const char **endptr,
+ int atg,
+ dk4_er_t *erp
+)
+{
+ dk4_um_t res;
+ int back = 0;
+#if DK4_USE_ASSERT
+ assert(NULL != rp);
+ assert(NULL != src);
+#endif
+ if (0 != dk4ma_input_c8_dec_dk4_um_t(&res, src, endptr, atg, erp)) {
+ if (((dk4_um_t)(0xFFFFUL)) >= res) {
+ *rp = (uint16_t)res;
+ back = 1;
+ } else {
+ dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
+ }
+ }
+ return back;
+}
+