Corrected the interpretation of user supplied ECMA-119 timestamp strings

configure.ac

@@ -99,6 +99,13 @@ AC_PROG_INSTALL
 
 AC_CHECK_HEADERS()
 
+dnl Check for tm_gmtoff field in struct tm
+AC_CHECK_MEMBER([struct tm.tm_gmtoff],
+	[AC_DEFINE(HAVE_TM_GMTOFF, 1,
+		[Define this if tm structure includes a tm_gmtoff entry.])],
+	,
+	[#include <time.h>])
+
 THREAD_LIBS=-lpthread
 AC_SUBST(THREAD_LIBS)
 

xorriso/misc_funct.c

@@ -457,14 +457,20 @@ ex:
 
 
 int Decode_ecma119_format(struct tm *erg, char *text, int flag)
-/* YYYYMMDDhhmmsscc */
+/* YYYYMMDDhhmmsscc[LOC] */
 /* 2010040711405800 */
 {
- int i, l, num;
+ int i, l, num, utc= 1;
 
  memset(erg, 0, sizeof(*erg));
  erg->tm_isdst= -1;
  l= strlen(text);
+ if(l == 19) {
+   if(strcmp(text + 16, "LOC") != 0)
+     return(0);
+   utc= 0;
+   l= 16;
+ }
  if(l != 16)
    return(0);
  for(i= 0; i < l; i++)
@@ -491,7 +497,7 @@ int Decode_ecma119_format(struct tm *erg, char *text, int flag)
  erg->tm_sec= 10*(text[12]-'0')+text[13]-'0';
  if(erg->tm_sec > 59)
    return(0);
- return(1);
+ return(1 + !utc);
 }
 
 
@@ -575,7 +581,7 @@ time_t Decode_timestring(char *code, time_t *date, int flag)
  char scale_chr;
  double value,seconds;
  struct tm result_tm;
- int seconds_valid= 0;
+ int seconds_valid= 0, ret;
 
  *date= 0;
  if(code[0]=='-' || code[0]=='+' || code[0]=='=' || code[0]=='@'){
@@ -627,10 +633,21 @@ time_t Decode_timestring(char *code, time_t *date, int flag)
    seconds= mktime(&result_tm);
    seconds_valid= 1;
    goto completed;
- } else if(Decode_ecma119_format(&result_tm, code, 0)>0) {
+ } else if((ret= Decode_ecma119_format(&result_tm, code, 0)) > 0) {
-   /* YYYYMMDDhhmmsscc */
+   /* YYYYMMDDhhmmsscc[UTC] */
-   /* 2010040711405800 */
+   /* 2010040711405800UTC */
    seconds= mktime(&result_tm);
+   if(ret == 1) {
+
+#ifdef HAVE_TM_GMTOFF
+     seconds+= result_tm.tm_gmtoff;
+#else
+     if(result_tm.tm_isdst < 0)
+       result_tm.tm_isdst = 0;
+     seconds-= timezone - result_tm.tm_isdst * 3600;
+#endif
+
+   }
    seconds_valid= 1;
    goto completed;
  }

xorriso/xorriso.1

@@ -9,7 +9,7 @@
 .\" First parameter, NAME, should be all caps
 .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 .\" other parameters are allowed: see man(7), man(1)
-.TH XORRISO 1 "Version 1.2.7, Mar 05, 2013"
+.TH XORRISO 1 "Version 1.2.7, Mar 11, 2013"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -1599,6 +1599,15 @@ scdbackup timestamps:
  YYMMDD[.hhmm[ss]]
 .br
 where "A0" is year 2000, "B0" is 2010, etc.
+.br
+ECMA\-119 volume timestamps:
+.br
+ YYYYMMDDhhmmsscc
+.br
+These are normally given as GMT. The suffix "LOC" causes local timezone
+conversion. E.g. 2013010720574700, 2013010720574700LOC.
+The last two digits cc (centiseconds) will be ignored, but must be present
+in order to make the format recognizable.
 .TP
 \fB\-alter_date_r\fR type timestring iso_rr_path [***]
 Like \-alter_date but affecting all files below eventual directories.
@@ -2548,7 +2557,7 @@ It is supposed to match this GRUB line:
 E.g. 2010040711405800 is 7 Apr 2010 11:40:58 (+0 centiseconds).
 .br
 Timestrings for the other types may be given as with command \-alter_date.
-They are prone to timezone computations. The timestrings "default" or
+Some of them are prone to timezone computations. The timestrings "default" or
 "overridden" cause default settings: "c" and "m" will show the current time
 of image creation. "x" and "f" will be marked as insignificant.
 "uuid" will be deactivated.
@@ -3506,9 +3515,9 @@ The free space after the next \-commit might be smaller by several MB.
 This depends on medium type, number of recorded sessions, and drive habits.
 .TP
 \fB\-pvd_info\fR 
-Print various ID strings which can be found in loaded ISO images. Some of
+Print various ID strings which can be found in loaded ISO
-them may be changed by commands like \-volid or \-publisher. For these
+images. Some of the IDs may be changed by commands like \-volid or \-publisher.
-IDs \-pvd_info reports what would be written with the next \-commit.
+For these IDs \-pvd_info reports what would be written with the next \-commit.
 .TP
 .B Navigation in ISO image and disk filesystem:
 .TP

xorriso/xorriso.info

@@ -1449,6 +1449,12 @@ whether they stem from the loaded image or were newly inserted.
      scdbackup timestamps:
      YYMMDD[.hhmm[ss]]
      where "A0" is year 2000, "B0" is 2010, etc.
+     ECMA-119 volume timestamps:
+     YYYYMMDDhhmmsscc
+     These are normally given as GMT. The suffix "LOC" causes local
+     timezone conversion. E.g. 2013010720574700, 2013010720574700LOC.
+     The last two digits cc (centiseconds) will be ignored, but must be
+     present in order to make the format recognizable.
 
 -alter_date_r type timestring iso_rr_path [***]
      Like -alter_date but affecting all files below eventual
@@ -2257,7 +2263,7 @@ according to the setting of command -acl.
      search --fs-uuid --set YYYY-MM-DD-hh-mm-ss-cc
      E.g. 2010040711405800 is 7 Apr 2010 11:40:58 (+0 centiseconds).
      Timestrings for the other types may be given as with command
-     -alter_date.  They are prone to timezone computations. The
+     -alter_date.  Some of them are prone to timezone computations. The
      timestrings "default" or "overridden" cause default settings: "c"
      and "m" will show the current time of image creation. "x" and "f"
      will be marked as insignificant.  "uuid" will be deactivated.
@@ -3073,9 +3079,9 @@ File: xorriso.info,  Node: Inquiry,  Next: Navigate,  Prev: DialogCtl,  Up: Comm
 
 -pvd_info
      Print various ID strings which can be found in loaded ISO images.
-     Some of them may be changed by commands like -volid or -publisher.
+     Some of the IDs may be changed by commands like -volid or
-     For these IDs -pvd_info reports what would be written with the
+     -publisher.  For these IDs -pvd_info reports what would be written
-     next -commit.
+     with the next -commit.
 
 
 File: xorriso.info,  Node: Navigate,  Next: Verify,  Prev: Inquiry,  Up: Commands
@@ -4686,7 +4692,7 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -add   inserts one or more paths:      Insert.              (line  45)
 * -add_plainly   inserts one or more paths: Insert.           (line  64)
 * -alter_date   sets timestamps in ISO image: Manip.          (line 147)
-* -alter_date_r   sets timestamps in ISO image: Manip.        (line 167)
+* -alter_date_r   sets timestamps in ISO image: Manip.        (line 173)
 * -append_partition   adds arbitrary file after image end: Bootable.
                                                               (line 234)
 * -application_id   sets application id: SetWrite.            (line 192)
@@ -4773,7 +4779,7 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -hardlinks   controls handling of hard links: Loading.      (line 110)
 * -help   prints help text:              Scripting.           (line  20)
 * -hfsplus   enables production of HFS+ partition: SetWrite.  (line  14)
-* -hide   excludes file names from directory trees: Manip.    (line 171)
+* -hide   excludes file names from directory trees: Manip.    (line 177)
 * -history   brings text into readline history: Scripting.    (line  44)
 * -in_charset   sets input character set: Loading.            (line  92)
 * -indev   acquires a drive for input:   AqDrive.             (line  24)
@@ -5002,7 +5008,7 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Hard links, control handling, -hardlinks: Loading.          (line 110)
 * HFS+ allocation block size:            Bootable.            (line 222)
 * HFS+ serial number:                    Bootable.            (line 219)
-* hidden, set in ISO image, -hide:       Manip.               (line 171)
+* hidden, set in ISO image, -hide:       Manip.               (line 177)
 * Image reading, cache size, -data_cache_size: Loading.       (line 269)
 * Image, _definition:                    Model.               (line   9)
 * Image, demand volume ID, -assert_volid: Loading.            (line  84)
@@ -5149,7 +5155,7 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Table-of-content, search sessions, -rom_toc_scan: Loading.  (line 211)
 * Table-of-content, show, -toc:          Inquiry.             (line  28)
 * Timestamps, set in ISO image, -alter_date: Manip.           (line 147)
-* Timestamps, set in ISO image, -alter_date_r: Manip.         (line 167)
+* Timestamps, set in ISO image, -alter_date_r: Manip.         (line 173)
 * Tree, disk, traverse, -findx:          Navigate.            (line 106)
 * Tree, ISO, traverse and alter, -find:  CmdFind.             (line   7)
 * Verify, check blocks, -check_media:    Verify.              (line  21)
@@ -5205,44 +5211,44 @@ Node: Loading30695
 Node: Insert46151
 Node: SetInsert56287
 Node: Manip64864
-Node: CmdFind73688
+Node: CmdFind74008
-Node: Filter88393
+Node: Filter88713
-Node: Writing92949
+Node: Writing93269
-Node: SetWrite102337
+Node: SetWrite102657
-Node: Bootable121080
+Node: Bootable121408
-Node: Jigdo136474
+Node: Jigdo136802
-Node: Charset140721
+Node: Charset141049
-Node: Exception143483
+Node: Exception143811
-Node: DialogCtl149603
+Node: DialogCtl149931
-Node: Inquiry152201
+Node: Inquiry152529
-Node: Navigate158037
+Node: Navigate158369
-Node: Verify166335
+Node: Verify166667
-Node: Restore175367
+Node: Restore175699
-Node: Emulation182454
+Node: Emulation182786
-Node: Scripting192578
+Node: Scripting192910
-Node: Frontend199739
+Node: Frontend200071
-Node: Examples207814
+Node: Examples208146
-Node: ExDevices208992
+Node: ExDevices209324
-Node: ExCreate209651
+Node: ExCreate209983
-Node: ExDialog210936
+Node: ExDialog211268
-Node: ExGrowing212201
+Node: ExGrowing212533
-Node: ExModifying213006
+Node: ExModifying213338
-Node: ExBootable213510
+Node: ExBootable213842
-Node: ExCharset214062
+Node: ExCharset214394
-Node: ExPseudo214883
+Node: ExPseudo215215
-Node: ExCdrecord215781
+Node: ExCdrecord216113
-Node: ExMkisofs216098
+Node: ExMkisofs216430
-Node: ExGrowisofs217438
+Node: ExGrowisofs217770
-Node: ExException218573
+Node: ExException218905
-Node: ExTime219027
+Node: ExTime219359
-Node: ExIncBackup219486
+Node: ExIncBackup219818
-Node: ExRestore223478
+Node: ExRestore223810
-Node: ExRecovery224438
+Node: ExRecovery224770
-Node: Files225008
+Node: Files225340
-Node: Seealso226307
+Node: Seealso226639
-Node: Bugreport227030
+Node: Bugreport227362
-Node: Legal227611
+Node: Legal227943
-Node: CommandIdx228622
+Node: CommandIdx228954
-Node: ConceptIdx244851
+Node: ConceptIdx245183
 
 End Tag Table

xorriso/xorriso.texi

@@ -50,7 +50,7 @@
 @c man .\" First parameter, NAME, should be all caps
 @c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 @c man .\" other parameters are allowed: see man(7), man(1)
-@c man .TH XORRISO 1 "Version 1.2.7, Mar 05, 2013"
+@c man .TH XORRISO 1 "Version 1.2.7, Mar 11, 2013"
 @c man .\" Please adjust this date whenever revising the manpage.
 @c man .\"
 @c man .\" Some roff macros, for reference:
@@ -1962,6 +1962,15 @@ scdbackup timestamps:
  YYMMDD[.hhmm[ss]]
 @*
 where "A0" is year 2000, "B0" is 2010, etc.
+@*
+ECMA-119 volume timestamps:
+@*
+ YYYYMMDDhhmmsscc
+@*
+These are normally given as GMT. The suffix "LOC" causes local timezone
+conversion. E.g. 2013010720574700, 2013010720574700LOC.
+The last two digits cc (centiseconds) will be ignored, but must be present
+in order to make the format recognizable.
 @c man .TP
 @item -alter_date_r type timestring iso_rr_path [***]
 @kindex -alter_date_r   sets timestamps in ISO image
@@ -3015,7 +3024,7 @@ It is supposed to match this GRUB line:
 E.g. 2010040711405800 is 7 Apr 2010 11:40:58 (+0 centiseconds).
 @*
 Timestrings for the other types may be given as with command -alter_date.
-They are prone to timezone computations. The timestrings "default" or
+Some of them are prone to timezone computations. The timestrings "default" or
 "overridden" cause default settings: "c" and "m" will show the current time
 of image creation. "x" and "f" will be marked as insignificant.
 "uuid" will be deactivated.
@@ -4106,9 +4115,9 @@ This depends on medium type, number of recorded sessions, and drive habits.
 @item -pvd_info 
 @kindex -pvd_info   shows image id strings
 @cindex Image, show id strings, -pvd_info
-Print various ID strings which can be found in loaded ISO images. Some of
+Print various ID strings which can be found in loaded ISO
-them may be changed by commands like -volid or -publisher. For these
+images. Some of the IDs may be changed by commands like -volid or -publisher.
-IDs -pvd_info reports what would be written with the next -commit.
+For these IDs -pvd_info reports what would be written with the next -commit.
 @end table
 @c man .TP
 @c man .B Navigation in ISO image and disk filesystem:

xorriso/xorriso_timestamp.h

@@ -1 +1 @@
-#define Xorriso_timestamP "2013.03.12.194637"
+#define Xorriso_timestamP "2013.03.12.194842"