Created
May 11, 2016 16:58
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Showing plist time issue, C version
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| #include <plist/plist.h> | |
| #include <stdio.h> | |
| #include <stdlib.h> | |
| #include <string.h> | |
| #include <time.h> | |
| #define MAC_EPOCH 978307200 | |
| static void parse_date(const char *strval, struct tm *btime) | |
| { | |
| if (!btime) return; | |
| memset(btime, 0, sizeof(struct tm)); | |
| if (!strval) return; | |
| #ifdef strptime | |
| strptime((char*)strval, "%Y-%m-%dT%H:%M:%SZ", btime); | |
| #else | |
| sscanf(strval, "%d-%d-%dT%d:%d:%dZ", &btime->tm_year, &btime->tm_mon, &btime->tm_mday, &btime->tm_hour, &btime->tm_min, &btime->tm_sec); | |
| btime->tm_year-=1900; | |
| btime->tm_mon--; | |
| #endif | |
| btime->tm_isdst=0; | |
| } | |
| int main() | |
| { | |
| char* xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" | |
| "<!DOCTYPE plist PUBLIC \"-//Apple//DTD PLIST 1.0//EN\" \"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n" | |
| "<plist version=\"1.0\">\n" | |
| "<dict>\n" | |
| "<key>Last Backup Date</key>\n" | |
| "<date>2016-04-06T10:16:17Z</date>\n" | |
| "</dict>\n" | |
| "</plist>\n"; | |
| printf("The xml is:\n%s\n==================\n", xml); | |
| plist_t dict = NULL; | |
| plist_from_xml(xml, strlen(xml), &dict); | |
| plist_t datetimeNode = plist_dict_get_item(dict, "Last Backup Date"); | |
| int32_t sec, usec; | |
| plist_get_date_val(datetimeNode, &sec, &usec); | |
| printf("The date in secs = %d\n", sec); | |
| plist_free(dict); | |
| char* time = "2016-04-06T10:16:17Z"; | |
| struct tm btime; | |
| struct tm* tm_utc; | |
| time_t timev = 0; | |
| parse_date((const char*)time, &btime); | |
| timev = mktime(&btime); | |
| tm_utc = gmtime(&timev); | |
| timev -= (mktime(tm_utc) - timev); | |
| printf("Another time: %ld\n", (long)(timev - MAC_EPOCH)); | |
| return 0; | |
| } |
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