void nvmpeek (void const * memory)
{
if (LE32TOH (*(uint32_t *)(memory)) == 0x60000000)
{
nvmpeek1 (memory);
return;
}
nvmpeek2 (memory);
return;
}
static signed nvmchain2 (void const * memory, size_t extent, char const * filename, flag_t flags)
{
struct nvm_header2 * nvm_header;
unsigned module = 0;
uint32_t origin = ~0;
uint32_t offset = 0;
uint32_t length = 0;
do
{
nvm_header = (struct nvm_header2 *)((char *)(memory) + offset);
if (LE16TOH (nvm_header->MajorVersion) != 1)
{
if (_allclr (flags, NVM_SILENCE))
{
error (0, errno, NVM_HDR_VERSION, filename, module);
}
return (-1);
}
if (LE16TOH (nvm_header->MinorVersion) != 1)
{
if (_allclr (flags, NVM_SILENCE))
{
error (0, errno, NVM_HDR_VERSION, filename, module);
}
return (-1);
}
if (LE32TOH (nvm_header->PrevHeader) != origin)
{
if (_allclr (flags, NVM_SILENCE))
{
error (0, errno, NVM_HDR_LINK, filename, module);
}
return (-1);
}
if (checksum32 (nvm_header, sizeof (* nvm_header), 0))
{
if (_allclr (flags, NVM_SILENCE))
{
error (0, 0, NVM_HDR_CHECKSUM, filename, module);
}
return (-1);
}
origin = offset;
offset += sizeof (* nvm_header);
extent -= sizeof (* nvm_header);
length = LE32TOH (nvm_header->ImageLength);
if (_anyset (flags, NVM_VERBOSE))
{
printf ("------- %s (%d) -------\n", filename, module);
nvmpeek2 (nvm_header);
}
if (LE32TOH (nvm_header->ImageType) == NVM_IMAGE_MANIFEST)
{
if (_anyset (flags, NVM_MANIFEST))
{
printf ("------- %s (%d) -------\n", filename, module);
manifest ((char *)(memory) + offset, length);
return (0);
}
}
if (checksum32 ((char *)(memory) + offset, length, nvm_header->ImageChecksum))
{
if (_allclr (flags, NVM_SILENCE))
{
error (0, errno, NVM_IMG_CHECKSUM, filename, module);
}
return (-1);
}
offset += length;
extent -= length;
module++;
}
while (~nvm_header->NextHeader);
if (extent)
{
if (_allclr (flags, NVM_SILENCE))
{
error (0, errno, NVM_HDR_LINK, filename, module);
}
}
return (0);
}
