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New -report_system_area form "gpt_crc_of:"

master
Thomas Schmitt 8 years ago
parent
commit
e32159ac00
  1. 36
      xorriso/iso_img.c
  2. 9
      xorriso/xorriso.1
  3. 65
      xorriso/xorriso.info
  4. 9
      xorriso/xorriso.texi
  5. 2
      xorriso/xorriso_timestamp.h

36
xorriso/iso_img.c

@ -1391,6 +1391,38 @@ hint_revoke:;
}
int Xorriso_gpt_crc(struct XorrisO *xorriso, char *path, int flag)
{
int ret;
char *buf = NULL;
FILE *fp = NULL;
uint32_t crc;
Xorriso_alloc_meM(buf, char, 32 * 1024);
ret= Xorriso_afile_fopen(xorriso, path, "rb", &fp, 0);
if(ret <= 0)
goto ex;
ret= fread(buf, 1, 32 * 1024, fp);
if(ret == 0) {
strcpy(xorriso->info_text,
"No bytes readable for GPT CRC from ");
Text_shellsafe(path, xorriso->info_text, 1);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "WARNING", 0);
ret= 0; goto ex;
}
crc= iso_crc32_gpt((unsigned char *) buf, ret, 0);
sprintf(xorriso->result_line, "0x%8.8x\n", (unsigned int) crc);
Xorriso_result(xorriso, 0);
ret= 1;
ex:;
if(fp != NULL && fp != stdin)
fclose(fp);
Xorriso_free_meM(buf);
return(ret);
}
int Xorriso_report_system_area(struct XorrisO *xorriso, char *form, int flag)
{
int ret;
@ -1404,6 +1436,9 @@ int Xorriso_report_system_area(struct XorrisO *xorriso, char *form, int flag)
if(ret <= 0)
goto ex;
ret= iso_image_report_system_area(image, &text, 0);
} else if(strncmp(form, "gpt_crc_of:", 11) == 0) {
ret = Xorriso_gpt_crc(xorriso, form + 11, 0);
goto ex;
} else {
strcpy(xorriso->info_text,
"-report_system_area form parameter not recognized: ");
@ -1440,3 +1475,4 @@ ex:;
free(text);
return(ret);
}

9
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 1.3.7, Apr 11, 2014"
.TH XORRISO 1 "Version 1.3.7, Apr 12, 2014"
.\" Please adjust this date whenever revising the manpage.
.\"
.\" Some roff macros, for reference:
@ -3741,7 +3741,7 @@ The timestamps get not automatically propagated from loaded image to newly
written image. The ones for new images may be set by command \-volume_date.
See there for the meaning of the particular timestamps.
.TP
\fB\-report_system_area\fR "plain"|"help"
\fB\-report_system_area\fR "plain"|"help"|"gpt_crc_of:"disk_path
With parameter "plain" print a report about the information found in
the System Area of the loaded ISO image. The report consists of zero to
many lines with a header text, a colon, and information text.
@ -3749,6 +3749,11 @@ many lines with a header text, a colon, and information text.
With parameter "help" print a text which explains the meaning of the
lines. You probably will have to look for more documentation which explains
the technical properties of the mentioned boot facilities.
.br
With parameter "gpt_crc_of:"disk_path read up to 32 KiB from the disk file
with the path given after the colon. Compute the GPT compliant CRC number
and print it to the result channel. The number is shown like "0x690fd979".
The special disk_path "\-" causes reading from standard input.
.TP
.B Navigation in ISO image and disk filesystem:
.TP

65
xorriso/xorriso.info

@ -3265,7 +3265,7 @@ File: xorriso.info, Node: Inquiry, Next: Navigate, Prev: DialogCtl, Up: Comm
The ones for new images may be set by command -volume_date. See
there for the meaning of the particular timestamps.
-report_system_area "plain"|"help"
-report_system_area "plain"|"help"|"gpt_crc_of:"disk_path
With parameter "plain" print a report about the information found
in the System Area of the loaded ISO image. The report consists of
zero to many lines with a header text, a colon, and information
@ -3274,6 +3274,11 @@ File: xorriso.info, Node: Inquiry, Next: Navigate, Prev: DialogCtl, Up: Comm
the lines. You probably will have to look for more documentation
which explains the technical properties of the mentioned boot
facilities.
With parameter "gpt_crc_of:"disk_path read up to 32 KiB from the
disk file with the path given after the colon. Compute the GPT
compliant CRC number and print it to the result channel. The
number is shown like "0x690fd979". The special disk_path "-"
causes reading from standard input.

File: xorriso.info, Node: Navigate, Next: Verify, Prev: Inquiry, Up: Commands
@ -5485,34 +5490,34 @@ Node: Charset150178
Node: Exception153493
Node: DialogCtl159613
Node: Inquiry162211
Node: Navigate169011
Node: Verify177309
Node: Restore186573
Node: Emulation193660
Node: Scripting204048
Node: Frontend211819
Node: Examples221426
Node: ExDevices222604
Node: ExCreate223270
Node: ExDialog224555
Node: ExGrowing225820
Node: ExModifying226625
Node: ExBootable227129
Node: ExCharset227681
Node: ExPseudo228573
Node: ExCdrecord229471
Node: ExMkisofs229788
Node: ExGrowisofs231128
Node: ExException232263
Node: ExTime232717
Node: ExIncBackup233176
Node: ExRestore237156
Node: ExRecovery238089
Node: Files238659
Node: Seealso239958
Node: Bugreport240681
Node: Legal241262
Node: CommandIdx242273
Node: ConceptIdx259008
Node: Navigate169346
Node: Verify177644
Node: Restore186908
Node: Emulation193995
Node: Scripting204383
Node: Frontend212154
Node: Examples221761
Node: ExDevices222939
Node: ExCreate223605
Node: ExDialog224890
Node: ExGrowing226155
Node: ExModifying226960
Node: ExBootable227464
Node: ExCharset228016
Node: ExPseudo228908
Node: ExCdrecord229806
Node: ExMkisofs230123
Node: ExGrowisofs231463
Node: ExException232598
Node: ExTime233052
Node: ExIncBackup233511
Node: ExRestore237491
Node: ExRecovery238424
Node: Files238994
Node: Seealso240293
Node: Bugreport241016
Node: Legal241597
Node: CommandIdx242608
Node: ConceptIdx259343

End Tag Table

9
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 1.3.7, Apr 11, 2014"
@c man .TH XORRISO 1 "Version 1.3.7, Apr 12, 2014"
@c man .\" Please adjust this date whenever revising the manpage.
@c man .\"
@c man .\" Some roff macros, for reference:
@ -4354,7 +4354,7 @@ The timestamps get not automatically propagated from loaded image to newly
written image. The ones for new images may be set by command -volume_date.
See there for the meaning of the particular timestamps.
@c man .TP
@item -report_system_area "plain"|"help"
@item -report_system_area "plain"|"help"|"gpt_crc_of:"disk_path
@kindex -report_system_area show MBR, GPT, and alike
@cindex Image, show MBR, GPT, and alike, -pvd_info
With parameter "plain" print a report about the information found in
@ -4364,6 +4364,11 @@ many lines with a header text, a colon, and information text.
With parameter "help" print a text which explains the meaning of the
lines. You probably will have to look for more documentation which explains
the technical properties of the mentioned boot facilities.
@*
With parameter "gpt_crc_of:"disk_path read up to 32 KiB from the disk file
with the path given after the colon. Compute the GPT compliant CRC number
and print it to the result channel. The number is shown like "0x690fd979".
The special disk_path "-" causes reading from standard input.
@end table
@c man .TP
@c man .B Navigation in ISO image and disk filesystem:

2
xorriso/xorriso_timestamp.h

@ -1 +1 @@
#define Xorriso_timestamP "2014.04.11.161139"
#define Xorriso_timestamP "2014.04.12.130150"

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