static void
pex64_dump_xdata (FILE *file, bfd *abfd,
asection *xdata_section, bfd_byte *xdata, bfd_vma *endx,
struct pex64_runtime_function *rf)
{
bfd_vma vaddr;
bfd_vma end_addr;
bfd_vma addr = rf->rva_UnwindData;
bfd_size_type sec_size = xdata_section->rawsize > 0 ? xdata_section->rawsize : xdata_section->size;
struct pex64_unwind_info ui;
vaddr = xdata_section->vma - pe_data (abfd)->pe_opthdr.ImageBase;
addr -= vaddr;
/* PR 17512: file: 2245-7442-0.004. */
if (addr >= sec_size)
{
fprintf (file, _("warning: xdata section corrupt\n"));
return;
}
if (endx)
{
end_addr = endx[0] - vaddr;
/* PR 17512: file: 2245-7442-0.004. */
if (end_addr > sec_size)
{
fprintf (file, _("warning: xdata section corrupt"));
end_addr = sec_size;
}
}
else
end_addr = sec_size;
pex64_get_unwind_info (abfd, &ui, &xdata[addr]);
if (ui.Version != 1 && ui.Version != 2)
{
unsigned int i;
fprintf (file, "\tVersion %u (unknown).\n",
(unsigned int) ui.Version);
for (i = 0; addr < end_addr; addr += 1, i++)
{
if ((i & 15) == 0)
fprintf (file, "\t %03x:", i);
fprintf (file, " %02x", xdata[addr]);
if ((i & 15) == 15)
fprintf (file, "\n");
}
if ((i & 15) != 0)
fprintf (file, "\n");
return;
}
fprintf (file, "\tVersion: %d, Flags: ", ui.Version);
switch (ui.Flags)
{
case UNW_FLAG_NHANDLER:
fprintf (file, "none");
break;
case UNW_FLAG_EHANDLER:
fprintf (file, "UNW_FLAG_EHANDLER");
break;
case UNW_FLAG_UHANDLER:
fprintf (file, "UNW_FLAG_UHANDLER");
break;
case UNW_FLAG_FHANDLER:
fprintf
(file, "UNW_FLAG_EHANDLER | UNW_FLAG_UHANDLER");
break;
case UNW_FLAG_CHAININFO:
fprintf (file, "UNW_FLAG_CHAININFO");
break;
default:
fprintf (file, "unknown flags value 0x%x", (unsigned int) ui.Flags);
break;
}
fputc ('\n', file);
fprintf (file, "\tNbr codes: %u, ", (unsigned int) ui.CountOfCodes);
fprintf (file, "Prologue size: 0x%02x, Frame offset: 0x%x, ",
(unsigned int) ui.SizeOfPrologue, (unsigned int) ui.FrameOffset);
fprintf (file, "Frame reg: %s\n",
ui.FrameRegister == 0 ? "none"
: pex_regs[(unsigned int) ui.FrameRegister]);
/* PR 17512: file: 2245-7442-0.004. */
if (ui.CountOfCodes * 2 + ui.rawUnwindCodes > xdata + xdata_section->size)
fprintf (file, _("Too many unwind codes (%ld)\n"), (long) ui.CountOfCodes);
else
pex64_xdata_print_uwd_codes (file, abfd, &ui, rf);
switch (ui.Flags)
{
case UNW_FLAG_EHANDLER:
case UNW_FLAG_UHANDLER:
case UNW_FLAG_FHANDLER:
fprintf (file, "\tHandler: ");
fprintf_vma (file, (ui.rva_ExceptionHandler
+ pe_data (abfd)->pe_opthdr.ImageBase));
fprintf (file, ".\n");
break;
case UNW_FLAG_CHAININFO:
fprintf (file, "\tChain: start: ");
fprintf_vma (file, ui.rva_BeginAddress);
fprintf (file, ", end: ");
fprintf_vma (file, ui.rva_EndAddress);
fprintf (file, "\n\t unwind data: ");
fprintf_vma (file, ui.rva_UnwindData);
fprintf (file, ".\n");
break;
}
/* Now we need end of this xdata block. */
addr += ui.SizeOfBlock;
if (addr < end_addr)
{
unsigned int i;
fprintf (file,"\tUser data:\n");
for (i = 0; addr < end_addr; addr += 1, i++)
{
if ((i & 15) == 0)
fprintf (file, "\t %03x:", i);
fprintf (file, " %02x", xdata[addr]);
if ((i & 15) == 15)
fprintf (file, "\n");
}
if ((i & 15) != 0)
fprintf (file, "\n");
}
}
static void
pex64_dump_xdata (FILE *file, bfd *abfd, bfd_vma addr, bfd_vma pc_addr)
{
asection *section = pex64_get_section_by_rva (abfd, addr, ".rdata");
bfd_vma vsize;
bfd_byte *data = NULL;
bfd_vma i;
if (!section)
section = pex64_get_section_by_rva (abfd, addr, ".data");
if (!section)
section = pex64_get_section_by_rva (abfd, addr, ".xdata");
if (!section)
{
section = pex64_get_section_by_rva (abfd, addr, ".pdata");
if (section)
{
fprintf (file, "\t Shares information with pdata element at 0x");
fprintf_vma (file, addr + pe_data (abfd)->pe_opthdr.ImageBase);
fprintf (file, ".\n");
}
}
if (!section)
return;
vsize = section->vma - pe_data (abfd)->pe_opthdr.ImageBase;
addr -= vsize;
if (bfd_malloc_and_get_section (abfd, section, &data))
{
struct pex64_unwind_info ui;
if (!data)
return;
pex64_get_unwind_info (abfd, &ui, &data[addr]);
if (ui.Version != 1)
{
fprintf (file, "\tVersion %u (unknown).\n", (unsigned int) ui.Version);
return;
}
fprintf (file, "\tFlags: ");
switch (ui.Flags)
{
case UNW_FLAG_NHANDLER:
fprintf (file, "UNW_FLAG_NHANDLER");
break;
case UNW_FLAG_EHANDLER:
fprintf (file, "UNW_FLAG_EHANDLER");
break;
case UNW_FLAG_UHANDLER:
fprintf (file, "UNW_FLAG_UHANDLER");
break;
case UNW_FLAG_FHANDLER:
fprintf (file, "UNW_FLAG_FHANDLER = (UNW_FLAG_EHANDLER | UNW_FLAG_UHANDLER)");
break;
case UNW_FLAG_CHAININFO:
fprintf (file, "UNW_FLAG_CHAININFO");
break;
default:
fprintf (file, "unknown flags value 0x%x", (unsigned int) ui.Flags);
break;
}
fprintf (file, ".\n");
if (ui.CountOfCodes != 0)
fprintf (file, "\tEntry has %u codes.", (unsigned int) ui.CountOfCodes);
fprintf (file, "\tPrologue size: %u, Frame offset = 0x%x.\n",
(unsigned int) ui.SizeOfPrologue, (unsigned int) ui.FrameOffset);
fprintf (file, "\tFrame register is %s.\n",
ui.FrameRegister == 0 ? "CFA"
: pex_regs[(unsigned int) ui.FrameRegister]);
pex64_xdata_print_uwd_codes (file, &ui, pc_addr);
switch (ui.Flags)
{
case UNW_FLAG_NHANDLER:
return;
case UNW_FLAG_EHANDLER:
fprintf (file, "\texception_handler at 0x%x.\n", (unsigned int) ui.rva_ExceptionHandler);
break;
case UNW_FLAG_UHANDLER:
fprintf (file, "\ttermination_handler at 0x%x.\n", (unsigned int) ui.rva_TerminationHandler);
case UNW_FLAG_FHANDLER:
fprintf (file, "\tframe_handler at 0x%x.\n", (unsigned int) ui.rva_FrameHandler);
fprintf (file, "\t Argument for FrameHandler: 0x%x.\n",
(unsigned int) ui.FrameHandlerArgument);
return;
case UNW_FLAG_CHAININFO:
fprintf (file, "\t Function Entry: 0x%x\n", (unsigned int) ui.rva_FunctionEntry);
return;
default:
fprintf (file, "\t Unknown flag value of 0x%x\n", (unsigned int) ui.Flags);
return;
}
fprintf (file, "\t 0x%x # of scope(s)\n", (unsigned int) ui.CountOfScopes);
for (i = 0; i < ui.CountOfScopes; i++)
{
struct pex64_scope_entry se;
pex64_get_scope_entry (abfd, &se, i, ui.rawScopeEntries);
fprintf (file, "\t scope #%u: BeginAddress: 0x%x, EndAddress: 0x%x,"
"\n\t\tHandlerAddress:0x%x, JumpTarget:0x%x\n",
(unsigned int) (i + 1),
(unsigned int) se.rva_BeginAddress,
(unsigned int) se.rva_EndAddress,
(unsigned int) se.rva_HandlerAddress,
(unsigned int) se.rva_JumpAddress);
}
}
if (data != NULL)
free (data);
}
