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Emitting sparse zeroizers for system area and SORRY events for some insufficiencies

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This commit is contained in:
Thomas Schmitt 2015-05-07 15:20:42 +00:00
parent 168c7cac1b
commit 1d287c0b74
2 changed files with 75 additions and 22 deletions
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95
xorriso/iso_img.c
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@ -1518,9 +1518,10 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
{
int ret= 0, i, num_count, mkisofs, line_count, idx, et_idx, isohybrid= 0;
int efi_boot_part= 0, first_efi, full_sparc_part= 0, have_sparc_part= 0;
int appended_as_gpt= 0;
int appended_as_gpt= 0, have_prep= 0, did_sysarea= 0, cared_for_apm= 0;
int have_sysarea= 0, ptable_killer, have_alpha_ldr_path= 0;
unsigned long int sa_options= 0, partno, id_tag, perms, start_cyl, num_blocks;
unsigned long int part_status, part_type, start_block, have_prep= 0;
unsigned long int part_status, part_type, start_block;
char name[24], *textpt, *contentpt, *buf= NULL, *sa_summary= "";
char **lines= NULL;
double num[8];
@ -1537,6 +1538,7 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
int elto_count= 0;
uint32_t img_blocks= 0;
int mbr_count= 0;
struct gpt_par {
int ptype; /* 0= unknown, 1= gpt-basdat, 2=gpt-hfsplus, 3=EFI */
int has_path;
@ -1581,6 +1583,7 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
} else if(strcmp(name, "System area summary:") == 0) {
sa_summary= contentpt;
have_sysarea= 1;
} else if(strcmp(name, "El Torito boot img :") == 0) {
if(num[0] > elto_count)
@ -1589,6 +1592,10 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
} else if(strcmp(name, "PReP boot partition:") == 0) {
have_prep= 1;
} else if(strcmp(name, "MBR partition :") == 0) {
if(num[0] > mbr_count)
mbr_count= num[0];
} else if(strcmp(name, "GPT partition name :") == 0) {
if(num[0] > gpt_count)
gpt_count= num[0];
@ -1610,6 +1617,9 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
if(apm_count > 0)
Xorriso_alloc_meM(apms, struct apm_par, apm_count);
ptable_killer= (mbr_count > 0) | ((gpt_count > 0) << 1) |
((apm_count > 0) << 2);
/* First pass: set up objects, record El Torito and info needed in 2nd pass */
for(i= 0; i < line_count; i++) {
buf[0]= 0;
@ -1700,6 +1710,9 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
else
apms[idx].ptype= 0;
} else if(strcmp(name, "DEC Alpha ldr path :") == 0) {
have_alpha_ldr_path= 1;
}
}
@ -1726,16 +1739,20 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
sprintf(buf, "-isohybrid-mbr ");
else
sprintf(buf, "-boot_image isolinux system_area=");
Xorriso_add_intvl_adr(xorriso, buf, (uint64_t) 0, (uint64_t) 15, "s", 7);
Xorriso_add_intvl_adr(xorriso, buf, (uint64_t) 0, (uint64_t) 15, "s",
ptable_killer);
Xorriso_record_cmd_linE
did_sysarea= 1;
}
if(strstr(textpt, "grub2-mbr") != NULL) {
if(mkisofs)
sprintf(buf, "--grub2-mbr ");
else
sprintf(buf, "-boot_image grub grub2_mbr=");
Xorriso_add_intvl_adr(xorriso, buf, (uint64_t) 0, (uint64_t) 15, "s", 7);
Xorriso_add_intvl_adr(xorriso, buf, (uint64_t) 0, (uint64_t) 15, "s",
ptable_killer);
Xorriso_record_cmd_linE
did_sysarea= 1;
}
if(strstr(textpt, "protective-msdos-label") != NULL) {
if(mkisofs)
@ -1887,13 +1904,16 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
if(strcmp(et_imgs[et_idx].path, textpt) == 0) {
if(apms[idx].ptype == 1)
et_imgs[et_idx].do_apm_hfsplus= 1;
cared_for_apm= 1;
break;
}
} else if(strcmp(name, "APM start and size :") == 0) {
/* >>> check for -hfsplus : APM inside ISO, type Apple_HFS,
no path, isofs.hb and isofs.hx in image */;
no path, isofs.hb and isofs.hx in image
>>> HFS+ magic number ?
*/;
} else if(strcmp(name, "MIPS-BE boot path :") == 0) {
if(mkisofs)
@ -1976,6 +1996,13 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
sprintf(buf, "-boot_image any hppa_bootloader=");
Text_shellsafe(textpt, buf, 1);
} else if(strcmp(name, "DEC Alpha ldr adr :") == 0) {
if(!have_alpha_ldr_path) {
sprintf(xorriso->info_text,
"Cannot enable DEC Alpha boot loader because it is not a data file in the ISO filesystem");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
}
} else if(strcmp(name, "DEC Alpha ldr path :") == 0) {
if(mkisofs)
sprintf(buf, "-alpha-boot ");
@ -1983,8 +2010,6 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
sprintf(buf, "-boot_image any alpha_boot=");
Text_shellsafe(textpt, buf, 1);
/* >>> what to do if "DEC Alpha ldr adr :" without path ? */;
}
if(buf[0])
@ -1997,25 +2022,38 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
sprintf(buf, "-G ");
Xorriso_add_intvl_adr(xorriso, buf, (uint64_t) 0, (uint64_t) 15, "s", 0);
Xorriso_record_cmd_linE
did_sysarea= 1;
sprintf(buf, "-B ...");
Xorriso_record_cmd_linE
} else {
sprintf(buf, "-boot_image any system_area=");
Xorriso_add_intvl_adr(xorriso, buf, (uint64_t) 0, (uint64_t) 15, "s", 0);
Xorriso_record_cmd_linE
did_sysarea= 1;
for(i= 2; i <= 8; i++) {
sprintf(buf, "-append_partition %d 0x00 .", i);
Xorriso_record_cmd_linE
}
}
} else {
/* >>> Warn of non-trivial partition situation */;
sprintf(xorriso->info_text,
"Cannot enable SUN Disk Label because of non-trivial partition layout");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
}
}
if(have_sysarea && !did_sysarea) {
/* Zeroize old partition tables from -indev */
if(mkisofs)
sprintf(buf, "-G ");
else
sprintf(buf, "-boot_image any system_area=");
Xorriso_add_intvl_adr(xorriso, buf, (uint64_t) 0, (uint64_t) 15, "s",
ptable_killer);
Xorriso_record_cmd_linE
did_sysarea= 1;
}
/* >>> Issue commands related to El Torito */;
/* Issue commands related to El Torito */
if(elto_count <= 0)
goto after_el_torito;
@ -2041,9 +2079,12 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
Xorriso_record_cmd_linE
for(idx= 0; idx < elto_count; idx++) {
if(et_imgs[idx].ld_seg != 0 && et_imgs[idx].ld_seg != 0x07c0) {
/* >>> Warn that load segment cannot be represented */;
if(!(flag & 1)) {
sprintf(xorriso->info_text,
"Cannot enable EL Torito boot image #%d because its Load Segment is neither 0x0 nor 0x7c0",
idx + 1);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
}
continue;
}
if(idx > 0) {
@ -2064,19 +2105,25 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
else
sprintf(buf, "-boot_image %s efi_path=", et_imgs[idx].boot_image_type);
} else {
if(mkisofs) {
/* >>> Warn that platform id cannot be represented by -as mkisofs */;
if(mkisofs && !(flag & 1)) {
sprintf(xorriso->info_text,
"Cannot enable EL Torito boot image #%d because Platform Id 0x%2.2x cannot be expressed in mkisofs emulation",
idx + 1, et_imgs[idx].platform_id);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
continue;
}
}
if(et_imgs[idx].path[0] == 0) {
/* >>> need way to eploit El Torito img blks : */;
/* >>> Warn that no file was found which matches LBA of boot image */;
/* >>> need way to eploit El Torito img blks : */;
if(!(flag & 1)) {
sprintf(xorriso->info_text,
"Cannot enable EL Torito boot image #%d because it is not a data file in the ISO filesystem",
idx + 1);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
}
buf[0]= 0;
continue;
}
Text_shellsafe(et_imgs[idx].path, buf, 1);
@ -2165,6 +2212,12 @@ static int Xorriso_scan_report_lines(struct XorrisO *xorriso,
}
after_el_torito:
if((apm_count > 0 && !cared_for_apm) && !(flag & 1)) {
sprintf(xorriso->info_text,
"Cannot make proposal to produce APM of loaded image");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
}
ret= 1;
ex:
Xorriso_free_meM(apms);

2
xorriso/xorriso_timestamp.h
View File

@ -1 +1 @@
#define Xorriso_timestamP "2015.05.07.075329"
#define Xorriso_timestamP "2015.05.07.151926"