New -report_system_area form "gpt_crc_of:"
This commit is contained in:
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825df24b70
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551823d96f
@ -1391,6 +1391,38 @@ hint_revoke:;
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}
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int Xorriso_gpt_crc(struct XorrisO *xorriso, char *path, int flag)
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{
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int ret;
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char *buf = NULL;
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FILE *fp = NULL;
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uint32_t crc;
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Xorriso_alloc_meM(buf, char, 32 * 1024);
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ret= Xorriso_afile_fopen(xorriso, path, "rb", &fp, 0);
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if(ret <= 0)
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goto ex;
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ret= fread(buf, 1, 32 * 1024, fp);
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if(ret == 0) {
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strcpy(xorriso->info_text,
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"No bytes readable for GPT CRC from ");
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Text_shellsafe(path, xorriso->info_text, 1);
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "WARNING", 0);
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ret= 0; goto ex;
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}
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crc= iso_crc32_gpt((unsigned char *) buf, ret, 0);
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sprintf(xorriso->result_line, "0x%8.8x\n", (unsigned int) crc);
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Xorriso_result(xorriso, 0);
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ret= 1;
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ex:;
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if(fp != NULL && fp != stdin)
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fclose(fp);
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Xorriso_free_meM(buf);
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return(ret);
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}
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int Xorriso_report_system_area(struct XorrisO *xorriso, char *form, int flag)
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{
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int ret;
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@ -1404,6 +1436,9 @@ int Xorriso_report_system_area(struct XorrisO *xorriso, char *form, int flag)
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if(ret <= 0)
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goto ex;
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ret= iso_image_report_system_area(image, &text, 0);
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} else if(strncmp(form, "gpt_crc_of:", 11) == 0) {
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ret = Xorriso_gpt_crc(xorriso, form + 11, 0);
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goto ex;
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} else {
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strcpy(xorriso->info_text,
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"-report_system_area form parameter not recognized: ");
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@ -1440,3 +1475,4 @@ ex:;
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free(text);
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return(ret);
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}
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@ -9,7 +9,7 @@
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.\" First parameter, NAME, should be all caps
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.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
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.\" other parameters are allowed: see man(7), man(1)
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.TH XORRISO 1 "Version 1.3.7, Apr 11, 2014"
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.TH XORRISO 1 "Version 1.3.7, Apr 12, 2014"
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.\" Please adjust this date whenever revising the manpage.
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.\"
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.\" Some roff macros, for reference:
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@ -3741,7 +3741,7 @@ The timestamps get not automatically propagated from loaded image to newly
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written image. The ones for new images may be set by command \-volume_date.
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See there for the meaning of the particular timestamps.
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.TP
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\fB\-report_system_area\fR "plain"|"help"
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\fB\-report_system_area\fR "plain"|"help"|"gpt_crc_of:"disk_path
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With parameter "plain" print a report about the information found in
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the System Area of the loaded ISO image. The report consists of zero to
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many lines with a header text, a colon, and information text.
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@ -3749,6 +3749,11 @@ many lines with a header text, a colon, and information text.
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With parameter "help" print a text which explains the meaning of the
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lines. You probably will have to look for more documentation which explains
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the technical properties of the mentioned boot facilities.
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.br
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With parameter "gpt_crc_of:"disk_path read up to 32 KiB from the disk file
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with the path given after the colon. Compute the GPT compliant CRC number
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and print it to the result channel. The number is shown like "0x690fd979".
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The special disk_path "\-" causes reading from standard input.
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.TP
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.B Navigation in ISO image and disk filesystem:
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.TP
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@ -3265,7 +3265,7 @@ File: xorriso.info, Node: Inquiry, Next: Navigate, Prev: DialogCtl, Up: Comm
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The ones for new images may be set by command -volume_date. See
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there for the meaning of the particular timestamps.
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-report_system_area "plain"|"help"
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-report_system_area "plain"|"help"|"gpt_crc_of:"disk_path
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With parameter "plain" print a report about the information found
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in the System Area of the loaded ISO image. The report consists of
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zero to many lines with a header text, a colon, and information
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@ -3274,6 +3274,11 @@ File: xorriso.info, Node: Inquiry, Next: Navigate, Prev: DialogCtl, Up: Comm
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the lines. You probably will have to look for more documentation
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which explains the technical properties of the mentioned boot
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facilities.
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With parameter "gpt_crc_of:"disk_path read up to 32 KiB from the
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disk file with the path given after the colon. Compute the GPT
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compliant CRC number and print it to the result channel. The
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number is shown like "0x690fd979". The special disk_path "-"
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causes reading from standard input.
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File: xorriso.info, Node: Navigate, Next: Verify, Prev: Inquiry, Up: Commands
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@ -5485,34 +5490,34 @@ Node: Charset150178
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Node: Exception153493
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Node: DialogCtl159613
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Node: Inquiry162211
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Node: Navigate169011
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Node: Verify177309
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Node: Restore186573
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Node: Emulation193660
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Node: Scripting204048
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Node: Frontend211819
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Node: Examples221426
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Node: ExDevices222604
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Node: ExCreate223270
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Node: ExDialog224555
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Node: ExGrowing225820
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Node: ExModifying226625
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Node: ExBootable227129
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Node: ExCharset227681
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Node: ExPseudo228573
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Node: ExCdrecord229471
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Node: ExMkisofs229788
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Node: ExGrowisofs231128
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Node: ExException232263
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Node: ExTime232717
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Node: ExIncBackup233176
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Node: ExRestore237156
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Node: ExRecovery238089
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Node: Files238659
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Node: Seealso239958
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Node: Bugreport240681
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Node: Legal241262
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Node: CommandIdx242273
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Node: ConceptIdx259008
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Node: Navigate169346
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Node: Verify177644
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Node: Restore186908
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Node: Emulation193995
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Node: Scripting204383
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Node: Frontend212154
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Node: Examples221761
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Node: ExDevices222939
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Node: ExCreate223605
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Node: ExDialog224890
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Node: ExGrowing226155
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Node: ExModifying226960
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Node: ExBootable227464
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Node: ExCharset228016
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Node: ExPseudo228908
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Node: ExCdrecord229806
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Node: ExMkisofs230123
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Node: ExGrowisofs231463
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Node: ExException232598
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Node: ExTime233052
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Node: ExIncBackup233511
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Node: ExRestore237491
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Node: ExRecovery238424
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Node: Files238994
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Node: Seealso240293
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Node: Bugreport241016
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Node: Legal241597
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Node: CommandIdx242608
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Node: ConceptIdx259343
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End Tag Table
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@ -50,7 +50,7 @@
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@c man .\" First parameter, NAME, should be all caps
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@c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
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@c man .\" other parameters are allowed: see man(7), man(1)
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@c man .TH XORRISO 1 "Version 1.3.7, Apr 11, 2014"
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@c man .TH XORRISO 1 "Version 1.3.7, Apr 12, 2014"
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@c man .\" Please adjust this date whenever revising the manpage.
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@c man .\"
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@c man .\" Some roff macros, for reference:
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@ -4354,7 +4354,7 @@ The timestamps get not automatically propagated from loaded image to newly
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written image. The ones for new images may be set by command -volume_date.
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See there for the meaning of the particular timestamps.
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@c man .TP
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@item -report_system_area "plain"|"help"
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@item -report_system_area "plain"|"help"|"gpt_crc_of:"disk_path
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@kindex -report_system_area show MBR, GPT, and alike
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@cindex Image, show MBR, GPT, and alike, -pvd_info
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With parameter "plain" print a report about the information found in
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@ -4364,6 +4364,11 @@ many lines with a header text, a colon, and information text.
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With parameter "help" print a text which explains the meaning of the
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lines. You probably will have to look for more documentation which explains
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the technical properties of the mentioned boot facilities.
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@*
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With parameter "gpt_crc_of:"disk_path read up to 32 KiB from the disk file
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with the path given after the colon. Compute the GPT compliant CRC number
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and print it to the result channel. The number is shown like "0x690fd979".
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The special disk_path "-" causes reading from standard input.
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@end table
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@c man .TP
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@c man .B Navigation in ISO image and disk filesystem:
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@ -1 +1 @@
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#define Xorriso_timestamP "2014.04.11.161139"
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#define Xorriso_timestamP "2014.04.12.130150"
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