/* 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_arch_atime.h" #include "apr_portable.h" #include "apr_strings.h" 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_DECLARE(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_DECLARE(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; } #ifndef _WIN32_WCE apr_size_t win32_strftime_extra(char *s, size_t max, const char *format, const struct tm *tm) { /* If the new format string is bigger than max, the result string won't fit * anyway. If format strings are added, made sure the padding below is * enough */ char *new_format = (char *) malloc(max + 11); size_t i, j, format_length = strlen(format); apr_size_t return_value; int length_written; for (i = 0, j = 0; (i < format_length && j < max);) { if (format[i] != '%') { new_format[j++] = format[i++]; continue; } switch (format[i+1]) { case 'C': length_written = apr_snprintf(new_format + j, max - j, "%2d", (tm->tm_year + 1970)/100); j = (length_written == -1) ? max : (j + length_written); i += 2; break; case 'D': /* Is this locale dependent? Shouldn't be... Also note the year 2000 exposure here */ memcpy(new_format + j, "%m/%d/%y", 8); i += 2; j += 8; break; case 'r': memcpy(new_format + j, "%I:%M:%S %p", 11); i += 2; j += 11; break; case 'R': memcpy(new_format + j, "%H:%M", 5); i += 2; j += 5; break; case 'T': memcpy(new_format + j, "%H:%M:%S", 8); i += 2; j += 8; break; case 'e': length_written = apr_snprintf(new_format + j, max - j, "%2d", tm->tm_mday); j = (length_written == -1) ? max : (j + length_written); i += 2; break; default: /* We know we can advance two characters forward here. Also * makes sure that %% is preserved. */ new_format[j++] = format[i++]; new_format[j++] = format[i++]; } } if (j >= max) { *s = '\0'; /* Defensive programming, okay since output is undefined*/ return_value = 0; } else { new_format[j] = '\0'; return_value = strftime(s, max, new_format, tm); } free(new_format); return return_value; } #endif APR_DECLARE(apr_status_t) apr_strftime(char *s, apr_size_t *retsize, apr_size_t max, const char *format, apr_time_exp_t *xt) { #ifdef _WIN32_WCE return APR_ENOTIMPL; #else 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; (*retsize) = win32_strftime_extra(s, max, format, &tm); return APR_SUCCESS; #endif }
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