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Diffstat (limited to 'time/unix/timestr.c')
| -rw-r--r-- | time/unix/timestr.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/time/unix/timestr.c b/time/unix/timestr.c new file mode 100644 index 0000000..f74feba --- /dev/null +++ b/time/unix/timestr.c @@ -0,0 +1,153 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "apr_portable.h" +#include "apr_time.h" +#include "apr_lib.h" +#include "apr_private.h" +/* System Headers required for time library */ +#if APR_HAVE_SYS_TIME_H +#include <sys/time.h> +#endif +#ifdef HAVE_TIME_H +#include <time.h> +#endif +#if APR_HAVE_STRING_H +#include <string.h> +#endif +/* End System Headers */ + +APR_DECLARE_DATA const char apr_month_snames[12][4] = +{ + "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" +}; +APR_DECLARE_DATA const char apr_day_snames[7][4] = +{ + "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" +}; + +apr_status_t apr_rfc822_date(char *date_str, apr_time_t t) +{ + apr_time_exp_t xt; + const char *s; + int real_year; + + apr_time_exp_gmt(&xt, t); + + /* example: "Sat, 08 Jan 2000 18:31:41 GMT" */ + /* 12345678901234567890123456789 */ + + s = &apr_day_snames[xt.tm_wday][0]; + *date_str++ = *s++; + *date_str++ = *s++; + *date_str++ = *s++; + *date_str++ = ','; + *date_str++ = ' '; + *date_str++ = xt.tm_mday / 10 + '0'; + *date_str++ = xt.tm_mday % 10 + '0'; + *date_str++ = ' '; + s = &apr_month_snames[xt.tm_mon][0]; + *date_str++ = *s++; + *date_str++ = *s++; + *date_str++ = *s++; + *date_str++ = ' '; + real_year = 1900 + xt.tm_year; + /* This routine isn't y10k ready. */ + *date_str++ = real_year / 1000 + '0'; + *date_str++ = real_year % 1000 / 100 + '0'; + *date_str++ = real_year % 100 / 10 + '0'; + *date_str++ = real_year % 10 + '0'; + *date_str++ = ' '; + *date_str++ = xt.tm_hour / 10 + '0'; + *date_str++ = xt.tm_hour % 10 + '0'; + *date_str++ = ':'; + *date_str++ = xt.tm_min / 10 + '0'; + *date_str++ = xt.tm_min % 10 + '0'; + *date_str++ = ':'; + *date_str++ = xt.tm_sec / 10 + '0'; + *date_str++ = xt.tm_sec % 10 + '0'; + *date_str++ = ' '; + *date_str++ = 'G'; + *date_str++ = 'M'; + *date_str++ = 'T'; + *date_str++ = 0; + return APR_SUCCESS; +} + +apr_status_t apr_ctime(char *date_str, apr_time_t t) +{ + apr_time_exp_t xt; + const char *s; + int real_year; + + /* example: "Wed Jun 30 21:49:08 1993" */ + /* 123456789012345678901234 */ + + apr_time_exp_lt(&xt, t); + s = &apr_day_snames[xt.tm_wday][0]; + *date_str++ = *s++; + *date_str++ = *s++; + *date_str++ = *s++; + *date_str++ = ' '; + s = &apr_month_snames[xt.tm_mon][0]; + *date_str++ = *s++; + *date_str++ = *s++; + *date_str++ = *s++; + *date_str++ = ' '; + *date_str++ = xt.tm_mday / 10 + '0'; + *date_str++ = xt.tm_mday % 10 + '0'; + *date_str++ = ' '; + *date_str++ = xt.tm_hour / 10 + '0'; + *date_str++ = xt.tm_hour % 10 + '0'; + *date_str++ = ':'; + *date_str++ = xt.tm_min / 10 + '0'; + *date_str++ = xt.tm_min % 10 + '0'; + *date_str++ = ':'; + *date_str++ = xt.tm_sec / 10 + '0'; + *date_str++ = xt.tm_sec % 10 + '0'; + *date_str++ = ' '; + real_year = 1900 + xt.tm_year; + *date_str++ = real_year / 1000 + '0'; + *date_str++ = real_year % 1000 / 100 + '0'; + *date_str++ = real_year % 100 / 10 + '0'; + *date_str++ = real_year % 10 + '0'; + *date_str++ = 0; + + return APR_SUCCESS; +} + +apr_status_t apr_strftime(char *s, apr_size_t *retsize, apr_size_t max, + const char *format, apr_time_exp_t *xt) +{ + struct tm tm; + memset(&tm, 0, sizeof tm); + tm.tm_sec = xt->tm_sec; + tm.tm_min = xt->tm_min; + tm.tm_hour = xt->tm_hour; + tm.tm_mday = xt->tm_mday; + tm.tm_mon = xt->tm_mon; + tm.tm_year = xt->tm_year; + tm.tm_wday = xt->tm_wday; + tm.tm_yday = xt->tm_yday; + tm.tm_isdst = xt->tm_isdst; +#if defined(HAVE_STRUCT_TM_TM_GMTOFF) + tm.tm_gmtoff = xt->tm_gmtoff; +#elif defined(HAVE_STRUCT_TM___TM_GMTOFF) + tm.__tm_gmtoff = xt->tm_gmtoff; +#endif + (*retsize) = strftime(s, max, format, &tm); + return APR_SUCCESS; +} |