diff options
Diffstat (limited to 'mtp/MtpUtils.cpp')
| -rw-r--r-- | mtp/MtpUtils.cpp | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/mtp/MtpUtils.cpp b/mtp/MtpUtils.cpp new file mode 100644 index 000000000..4ad59fd44 --- /dev/null +++ b/mtp/MtpUtils.cpp @@ -0,0 +1,83 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed 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. + * + * Copyright (C) 2014 TeamWin - bigbiff and Dees_Troy mtp database conversion to C++ + */ + +#include <stdio.h> +#include <time.h> +// Not available in 5.0 +//#include <cutils/tztime.h> +#include "MtpUtils.h" +#include "MtpDebug.h" + + +/* +DateTime strings follow a compatible subset of the definition found in ISO 8601, and +take the form of a Unicode string formatted as: "YYYYMMDDThhmmss.s". In this +representation, YYYY shall be replaced by the year, MM replaced by the month (01-12), +DD replaced by the day (01-31), T is a constant character 'T' delimiting time from date, +hh is replaced by the hour (00-23), mm is replaced by the minute (00-59), and ss by the +second (00-59). The ".s" is optional, and represents tenths of a second. +*/ + +bool parseDateTime(const char* dateTime, time_t& outSeconds) { + int year, month, day, hour, minute, second; + struct tm tm; + + if (sscanf(dateTime, "%04d%02d%02dT%02d%02d%02d", + &year, &month, &day, &hour, &minute, &second) != 6) + return false; + const char* tail = dateTime + 15; + // skip optional tenth of second + if (tail[0] == '.' && tail[1]) + tail += 2; + //FIXME - support +/-hhmm + bool useUTC = (tail[0] == 'Z'); + + // hack to compute timezone + time_t dummy; + localtime_r(&dummy, &tm); + + tm.tm_sec = second; + tm.tm_min = minute; + tm.tm_hour = hour; + tm.tm_mday = day; + tm.tm_mon = month - 1; // mktime uses months in 0 - 11 range + tm.tm_year = year - 1900; + tm.tm_wday = 0; + tm.tm_isdst = -1; + //if (useUTC) { + outSeconds = mktime(&tm); + //} + /* mktime_tz is blocking :P + else { + outSeconds = mktime_tz(&tm, tm.tm_zone); + } + */ + + return true; +} + +void formatDateTime(time_t seconds, char* buffer, int bufferLength) { + struct tm tm; + + localtime_r(&seconds, &tm); + snprintf(buffer, bufferLength, "%04d%02d%02dT%02d%02d%02d", + tm.tm_year + 1900, + tm.tm_mon + 1, // localtime_r uses months in 0 - 11 range + tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec); +} + |