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authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /support/dktools/dk4time08.ctr
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+%% options
+
+copyright owner = Dirk Krause
+copyright year = 2015-xxxx
+license = bsd
+
+
+%% header
+
+/** @file
+ Convert timestamp to char string, timestamp either given as set
+ of components (year, month, day, hour, minute, second), as
+ pointer to struct tm or as dk4_time_t value.
+
+ CRT on Windows: Optional.
+*/
+
+#ifndef DK4CONF_H_INCLUDED
+#include "dk4conf.h"
+#endif
+
+#ifndef DK4TYPES_H_INCLUDED
+#include "dk4types.h"
+#endif
+
+#ifndef DK4ERROR_H_INCLUDED
+#include "dk4error.h"
+#endif
+
+#ifndef DK4TIME_H_INCLUDED
+#include "dk4time.h"
+#endif
+
+#ifndef DK4TIMEC_H_INCLUDED
+#include "dk4timec.h"
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Convert timestamp to char string.
+ CRT on Windows: Optional.
+ @param dptr Destination buffer address.
+ @param dsz Destination buffer size (number of char).
+ @param format Output format:
+ DK4_TIMEFORMAT_DATE_TIME for sortable date/time
+ combination
+ yyyy-mm-dd hh:mm:ss
+ (default),
+ DK4_TIMEFORMAT_DATE_SORTABLE for sortable date
+ yyyy-mm-dd,
+ DK4_TIMEFORMAT_DATE_ENGLISH for English style date
+ mm/dd/yyyy,
+ DK4_TIMEFORMAT_DATE_GERMAN for German style date
+ dd.mm.yyyy.
+ @param year Year.
+ @param month Month (1 to 12).
+ @param mday Day within month (1 to 31).
+ @param hour Hour of day (0 to 23).
+ @param min Minute within hour (0 to 59).
+ @param sec Second within minute (0 to 59).
+ @param erp Error report, may be NULL.
+ @return 1 on success, 0 on error.
+
+ Error codes:
+ - DK4_E_INVALID_ARGUMENTS<br>
+ if dptr is NULL or dsz is 0,
+ - DK4_E_BUFFER_TOO_SMALL<br>
+ if the buffer is too small.
+
+*/
+int
+dk4time_to_text_c8(
+ char *dptr,
+ size_t dsz,
+ int format,
+ unsigned short year,
+ unsigned short month,
+ unsigned short mday,
+ unsigned short hour,
+ unsigned short min,
+ unsigned short sec,
+ dk4_er_t *erp
+);
+
+/** Create text representation for a struct tm.
+ CRT on Windows: Required.
+ @param dptr Destination buffer address.
+ @param dsz Destination buffer size (number of wchar_t).
+ @param tm Struct to convert.
+ @param erp Error report, may be NULL.
+ @return 1 on success, 0 on error.
+
+ Error codes:
+ - DK4_E_INVALID_ARGUMENTS<br>
+ if dptr is NULL or dsz is 0,
+ - DK4_E_BUFFER_TOO_SMALL<br>
+ if the buffer is too small.
+*/
+int
+dk4time_convert_to_text_c8(
+ char *dptr, size_t dsz, const struct tm *tm, dk4_er_t *erp
+);
+
+/** Create text representation for timestamp.
+ CRT on Windows: Required.
+ @param dptr Destination buffer address.
+ @param dsz Destination buffer size.
+ @param timer Timestamp to convert.
+ @param erp Error report, may be NULL.
+ @return 1 on success, 0 on error.
+
+ Error codes:
+ - DK4_E_INVALID_ARGUMENTS<br>
+ if dptr is NULL or dsz is 0,
+ - DK4_E_BUG<br>
+ if an internal conversion function fails,
+ - DK4_E_BUFFER_TOO_SMALL<br>
+ if the buffer is too small.
+*/
+int
+dk4time_as_text_c8(
+ char *dptr, size_t dsz, const dk4_time_t *timer, dk4_er_t *erp
+);
+
+#ifdef __cplusplus
+}
+#endif
+
+%% module
+
+#include "dk4time08.h"
+
+#ifndef DK4STR8_H_INCLUDED
+#include "dk4str8.h"
+#endif
+
+#ifndef DK4MAO8D_H_INCLUDED
+#include "dk4mao8d.h"
+#endif
+
+
+
+$!trace-include
+
+
+
+/** Constant text strings used by this module.
+*/
+static const char * const dk4time08_kw[] = {
+$!string-table
+0
+-
+/
+.
+
+:
+$!end
+};
+
+
+
+int
+dk4time_to_text_c8(
+ char *dptr,
+ size_t dsz,
+ int format,
+ unsigned short year,
+ unsigned short month,
+ unsigned short mday,
+ unsigned short hour,
+ unsigned short min,
+ unsigned short sec,
+ dk4_er_t *erp
+)
+{
+ char bye[8];
+ char bmo[8];
+ char bda[8];
+ char bho[8];
+ char bmi[8];
+ char bse[8];
+ int res;
+ int back = 0;
+ if ((NULL != dptr) && (0 < dsz)) {
+ back = 1;
+ res = dk4ma_write_c8_decimal_unsigned(
+ bye, sizeof(bye), (dk4_um_t)year, 4, erp
+ );
+ if (0 == res) { back = 0; }
+ res = dk4ma_write_c8_decimal_unsigned(
+ bmo, sizeof(bmo), (dk4_um_t)month, 2, erp
+ );
+ if (0 == res) { back = 0; }
+ res = dk4ma_write_c8_decimal_unsigned(
+ bda, sizeof(bda), (dk4_um_t)mday, 2, erp
+ );
+ if (0 == res) { back = 0; }
+ if (DK4_TIMEFORMAT_DATE_SORTABLE != format) {
+ if (DK4_TIMEFORMAT_DATE_ENGLISH != format) {
+ if (DK4_TIMEFORMAT_DATE_GERMAN != format) {
+ res = dk4ma_write_c8_decimal_unsigned(
+ bho, sizeof(bho), (dk4_um_t)hour, 2, erp
+ );
+ if (0 == res) { back = 0; }
+ res = dk4ma_write_c8_decimal_unsigned(
+ bmi, sizeof(bmi), (dk4_um_t)min, 2, erp
+ );
+ if (0 == res) { back = 0; }
+ res = dk4ma_write_c8_decimal_unsigned(
+ bse, sizeof(bse), (dk4_um_t)sec, 2, erp
+ );
+ if (0 == res) { back = 0; }
+ }
+ }
+ }
+ if (0 != back) {
+ back = 0;
+ switch (format) {
+ case DK4_TIMEFORMAT_DATE_ENGLISH: {
+ if (0 != dk4str8_cpy_s(dptr, dsz, bmo, erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, dk4time08_kw[2], erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, bda, erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, dk4time08_kw[2], erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, bye, erp)) {
+ back = 1;
+ }
+ }
+ }
+ }
+ }
+ } break;
+ case DK4_TIMEFORMAT_DATE_GERMAN: {
+ if (0 != dk4str8_cpy_s(dptr, dsz, bda, erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, dk4time08_kw[3], erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, bmo, erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, dk4time08_kw[3], erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, bye, erp)) {
+ back = 1;
+ }
+ }
+ }
+ }
+ }
+ } break;
+ default: {
+ /* yyyy-mm-dd */
+ if (0 != dk4str8_cpy_s(dptr, dsz, bye, erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, dk4time08_kw[1], erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, bmo, erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, dk4time08_kw[1], erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, bda, erp)) {
+ back = 1;
+ }
+ }
+ }
+ }
+ }
+ if ((0 != back) && (DK4_TIMEFORMAT_DATE_SORTABLE != format)) {
+ back = 0;
+ if (0 != dk4str8_cat_s(dptr, dsz, dk4time08_kw[4], erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, bho, erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, dk4time08_kw[5], erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, bmi, erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, dk4time08_kw[5], erp)) {
+ if (0 != dk4str8_cat_s(dptr, dsz, bse, erp)) {
+ back = 1;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ } break;
+ }
+ }
+ } else {
+ dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
+ }
+ return back;
+}
+
+
+
+int
+dk4time_convert_to_text_c8(
+ char *dptr, size_t dsz, const struct tm *tm, dk4_er_t *erp
+)
+{
+ int back = 0;
+ if ((NULL != dptr) && (0 < dsz)) {
+ *dptr = '\0';
+ if (NULL != tm) {
+ back = dk4time_to_text_c8(
+ dptr, dsz, DK4_TIMEFORMAT_DATE_TIME,
+ (1900 + tm->tm_year), (1 + tm->tm_mon), tm->tm_mday,
+ tm->tm_hour, tm->tm_min, tm->tm_sec,
+ erp
+ );
+ } else {
+ dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
+ }
+ } else {
+ dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
+ }
+ return back;
+}
+
+
+
+static
+int
+dk4time_i_as_text_c8(
+ char *dptr, size_t dsz, const dk4_time_t *timer, dk4_er_t *erp
+)
+{
+#if DK4_ON_WINDOWS
+ /* +++ Windows */
+ struct tm lct;
+ int back = 0;
+ if (0 == _localtime64_s(&lct, timer)) {
+ back = dk4time_convert_to_text_c8(dptr, dsz, &lct, erp);
+ } else {
+ dk4error_set_simple_error_code(erp, DK4_E_BUG);
+ }
+ return back;
+ /* --- Windows */
+#else
+ /* +++ non-Windows */
+#if DK4_HAVE_LOCALTIME_R
+ struct tm lct;
+ int back = 0;
+ if (NULL != localtime_r(timer, &lct)) {
+ back = dk4time_convert_to_text_c8(dptr, dsz, &lct, erp);
+ } else {
+ dk4error_set_simple_error_code(erp, DK4_E_BUG);
+ }
+ return back;
+#else
+ dk4error_set_simple_error_code(erp, DK4_E_NOT_SUPPORTED);
+ return 0;
+#endif
+ /* --- non-Windows */
+#endif
+}
+
+
+
+int
+dk4time_as_text_c8(
+ char *dptr, size_t dsz, const dk4_time_t *timer, dk4_er_t *erp
+)
+{
+ int back = 0;
+ if ((NULL != dptr) && (0 < dsz)) {
+ *dptr = '\0';
+ if (NULL != timer) {
+ back = dk4time_i_as_text_c8(dptr, dsz, timer, erp);
+ } else {
+ dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
+ }
+ } else {
+ dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
+ }
+ return back;
+}
+
+