sms-part-3gpp: SMS timestamp in ISO8601 format

src/mm-sms-part-3gpp.c

@@ -156,25 +156,26 @@ sms_decode_address (const guint8 *address, int len)
     return utf8;
 }
 
-static char *
+static gchar *
 sms_decode_timestamp (const guint8 *timestamp)
 {
-    /* YYMMDDHHMMSS+ZZ */
+    /* ISO8601 format: YYYY-MM-DDTHH:MM:SS+HHMM */
-    char *timestr;
+    guint year, month, day, hour, minute, second;
-    int quarters, hours;
+    gint quarters, offset_minutes;
 
-    timestr = g_malloc0 (16);
+    year = 2000 + ((timestamp[0] & 0xf) * 10) + ((timestamp[0] >> 4) & 0xf);
-    sms_semi_octets_to_bcd_string (timestr, timestamp, 6);
+    month = ((timestamp[1] & 0xf) * 10) + ((timestamp[1] >> 4) & 0xf);
+    day = ((timestamp[2] & 0xf) * 10) + ((timestamp[2] >> 4) & 0xf);
+    hour = ((timestamp[3] & 0xf) * 10) + ((timestamp[3] >> 4) & 0xf);
+    minute = ((timestamp[4] & 0xf) * 10) + ((timestamp[4] >> 4) & 0xf);
+    second = ((timestamp[5] & 0xf) * 10) + ((timestamp[5] >> 4) & 0xf);
     quarters = ((timestamp[6] & 0x7) * 10) + ((timestamp[6] >> 4) & 0xf);
-    hours = quarters / 4;
+    offset_minutes = quarters * 15;
     if (timestamp[6] & 0x08)
-        timestr[12] = '-';
+        offset_minutes = -1 * offset_minutes;
-    else
+
-        timestr[12] = '+';
+    return mm_new_iso8601_time (year, month, day, hour,
-    timestr[13] = (hours / 10) + '0';
+                                minute, second, TRUE, offset_minutes);
-    timestr[14] = (hours % 10) + '0';
-    /* TODO(njw): Change timestamp rep to something that includes quarter-hours */
-    return timestr;
 }
 
 static MMSmsEncoding

src/tests/test-sms-part-3gpp.c

@@ -136,7 +136,7 @@ test_pdu1 (void)
         pdu, sizeof (pdu),
         "+12404492164", /* smsc */
         "+16175927198", /* number */
-        "110228115050-05", /* timestamp */
+        "2011-02-28T11:50:50-05:00", /* timestamp */
         FALSE,
         "Here's a longer message [{with some extended characters}] "
         "thrown in, such as £ and ΩΠΨ and §¿ as well.", /* text */
@@ -157,7 +157,7 @@ test_pdu2 (void)
         pdu, sizeof (pdu),
         "+79037011111", /* smsc */
         "InternetSMS", /* number */
-        "110329192004+04", /* timestamp */
+        "2011-03-29T19:20:04+04:00", /* timestamp */
         FALSE,
         "тест", /* text */
         NULL, 0);
@@ -177,7 +177,7 @@ test_pdu3 (void)
         pdu, sizeof (pdu),
         "+12345678901", /* smsc */
         "+18005551212", /* number */
-        "110101123456+00", /* timestamp */
+        "2011-01-01T12:34:56+00:00", /* timestamp */
         FALSE,
         "hellohello", /* text */
         NULL, 0);
@@ -198,7 +198,7 @@ test_pdu3_nzpid (void)
         pdu, sizeof (pdu),
         "+12345678901", /* smsc */
         "+18005551212", /* number */
-        "110101123456+00", /* timestamp */
+        "2011-01-01T12:34:56+00:00", /* timestamp */
         FALSE,
         "hellohello", /* text */
         NULL, 0);
@@ -219,7 +219,7 @@ test_pdu3_mms (void)
         pdu, sizeof (pdu),
         "+12345678901", /* smsc */
         "+18005551212", /* number */
-        "110101123456+00", /* timestamp */
+        "2011-01-01T12:34:56+00:00", /* timestamp */
         FALSE,
         "hellohello", /* text */
         NULL, 0);
@@ -240,7 +240,7 @@ test_pdu3_natl (void)
         pdu, sizeof (pdu),
         "+12345678901", /* smsc */
         "18005551212", /* number, no plus */
-        "110101123456+00", /* timestamp */
+        "2011-01-01T12:34:56+00:00", /* timestamp */
         FALSE,
         "hellohello", /* text */
         NULL, 0);
@@ -262,7 +262,7 @@ test_pdu3_8bit (void)
         pdu, sizeof (pdu),
         "+12345678901", /* smsc */
         "+18005551212", /* number */
-        "110101123456+00", /* timestamp */
+        "2011-01-01T12:34:56+00:00", /* timestamp */
         FALSE,
         NULL, /* text */
         expected_data, /* data */
@@ -310,7 +310,7 @@ test_pdu_dcsf1 (void)
         pdu, sizeof (pdu),
         "+33609001390", /* smsc */
         "1800", /* number */
-        "110624130815+02", /* timestamp */
+        "2011-06-24T13:08:15+02:00", /* timestamp */
         FALSE,
         "Info SFR - Confidentiel, à ne jamais transmettre -\r\n"
         "Voici votre nouveau mot de passe : sw2ced pour gérer "
@@ -334,7 +334,7 @@ test_pdu_dcsf_8bit (void)
         pdu, sizeof (pdu),
         "+12345678901", /* smsc */
         "+18005551212", /* number */
-        "110101123456+00", /* timestamp */
+        "2011-01-01T12:34:56+00:00", /* timestamp */
         FALSE,
         NULL, /* text */
         expected_data, /* data */
@@ -380,7 +380,7 @@ test_pdu_udhi (void)
         hexpdu,
         "+31653131316", /* smsc */
         "1002", /* number */
-        "110629233219+02", /* timestamp */
+        "2011-06-29T23:32:19+02:00", /* timestamp */
         TRUE,
         "Welkom, bel om uw Voicemail te beluisteren naar +31612001233"
         " (PrePay: *100*1233#). Voicemail ontvangen is altijd gratis."
@@ -405,7 +405,7 @@ test_pdu_multipart (void)
         hexpdu1,
         "+12063130025", /* smsc */
         "+16175046925", /* number */
-        "120425195650-04", /* timestamp */
+        "2012-04-25T19:56:50-04:00", /* timestamp */
         TRUE, /* multipart! */
         "This is a very long test designed to exercise multi part capability. It should "
         "show up as one message, not as two, as the underlying encoding represents ", /* text */
@@ -415,7 +415,7 @@ test_pdu_multipart (void)
         hexpdu2,
         "+12063130026", /* smsc */
         "+16175046925", /* number */
-        "120425195651-04", /* timestamp */
+        "2012-04-25T19:56:51-04:00", /* timestamp */
         TRUE, /* multipart! */
         "that the parts are related to one another. ", /* text */
         NULL, 0);
@@ -448,7 +448,7 @@ test_pdu_not_stored (void)
         hexpdu1,
         "+34656000311", /* smsc */
         "639337937", /* number */
-        "120911074036+02", /* timestamp */
+        "2012-09-11T07:40:36+02:00", /* timestamp */
         FALSE, /* multipart! */
         NULL, /* text */
         NULL, 0);