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New info return modes 3 "Creation Time" and 4 "Modification Time" with isoburn_read_iso_head() and isoburn_read_iso_head_v2()

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Thomas Schmitt 2024-06-28 15:56:45 +02:00
parent 9222d38f19
commit 2306175432
3 changed files with 19 additions and 4 deletions
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10
libisoburn/burn_wrap.c
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@ -1295,6 +1295,8 @@ int isoburn_report_iso_error(int iso_error_code, char msg_text[], int os_errno,
0= do not return anything in info (do not even touch it) 0= do not return anything in info (do not even touch it)
1= copy volume id to info (info needs 33 bytes) 1= copy volume id to info (info needs 33 bytes)
2= do not touch info (caller will copy 64 kB header to it) 2= do not touch info (caller will copy 64 kB header to it)
3= copy creation time to info (info needs 18 bytes)
4= copy modification time to info (info needs 18 bytes)
bit14= -reserved - bit14= -reserved -
bit15= -reserved- bit15= -reserved-
@return 1 seems to be a valid ISO image , 0 format not recognized, <0 error @return 1 seems to be a valid ISO image , 0 format not recognized, <0 error
@ -1315,7 +1317,7 @@ int isoburn_read_iso_head_parse(unsigned char *data,
info_mode= flag&255; info_mode= flag&255;
if(info_mode==0) { if(info_mode==0) {
; ;
} else if(info_mode==1) { } else if(info_mode==1) { /* Volume Id */
strncpy(info, (char *) (data+40), 32); strncpy(info, (char *) (data+40), 32);
info[32]= 0; info[32]= 0;
for(i= strlen(info)-1; i>=0; i--) for(i= strlen(info)-1; i>=0; i--)
@ -1325,6 +1327,12 @@ int isoburn_read_iso_head_parse(unsigned char *data,
info[i]= 0; info[i]= 0;
} else if(info_mode==2) { } else if(info_mode==2) {
; ;
} else if(info_mode == 3) { /* Creation Time */
strncpy(info, (char *) (data + 813), 17);
info[17]= 0;
} else if(info_mode == 4) { /* Modification Time */
strncpy(info, (char *) (data + 830), 17);
info[17]= 0;
} else { } else {
isoburn_msgs_submit(NULL, 0x00060000, isoburn_msgs_submit(NULL, 0x00060000,
"Program error: Unknown info mode with isoburn_read_iso_head()", "Program error: Unknown info mode with isoburn_read_iso_head()",

11
libisoburn/libisoburn.h
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@ -730,7 +730,7 @@ void isoburn_toc_disc_free(struct isoburn_toc_disc *disc);
/** Try whether the data at the given address look like a ISO 9660 /** Try whether the data at the given address look like a ISO 9660
image header and obtain its alleged size. Depending on the info mode image header and obtain its alleged size. Depending on the info mode
one other string of text information can be retrieved too. one string of text information or data can be retrieved too.
@since 0.1.6 @since 0.1.6
@param d The drive with the medium to inspect @param d The drive with the medium to inspect
@param lba The block number from where to read @param lba The block number from where to read
@ -740,7 +740,14 @@ void isoburn_toc_disc_free(struct isoburn_toc_disc *disc);
0= do not return anything in info (do not even touch it) 0= do not return anything in info (do not even touch it)
1= copy volume id to info (info needs 33 bytes) 1= copy volume id to info (info needs 33 bytes)
2= @since 0.2.2 : 2= @since 0.2.2 :
copy 64 kB header to info (needs 65536 bytes) copy 64 kB header to info (needs 65536 bytes) .
No trailing zero gets appended.
3= @since 1.5.8 :
copy creation time to info (info needs 18 bytes).
info[16] is the binary timezone offset x 15 minutes east
4= @since 1.5.8 :
copy modification time to info (info needs 18 bytes).
info[16] is the binary timezone offset x 15 minutes east
bit12= @since 1.5.6 : bit12= @since 1.5.6 :
Read even if the start of multi-session emulation Read even if the start of multi-session emulation
yielded a read error yielded a read error

2
xorriso/xorriso_timestamp.h
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@ -1 +1 @@
#define Xorriso_timestamP "2024.06.28.065555" #define Xorriso_timestamP "2024.06.28.135605"