IMG_MEM_ValidateHeader Function

Parent topic: Bootloader API Usage

C

bool IMG_MEM_ValidateHeader(DEVICE_CONTEXT * ctx, FW_IMG_HDR * fwHdr);

Description

This function validate a header Criteria - Metadata revision, Sequence number (not 0 or 0xFFFFFFFF), rollback counter, image len % 4096 != 0, firmware and header auth method is ECDSA on P-384, encryption methods are None, Firmware image header is 0xE0 bytes, metadata container index is 1

Parameters

Param Description
ctx A device context structure
fwHdr Firmware image header pointer
top Pointer to an image memory topology

Returns

FW_IMG_HDR Firmware image header pointer

C

IMG_MEM_TOPOLOGY* IMG_MEM_GetTopologyByAddress (DEVICE_CONTEXT * ctx,

Description

This function returns a topology based on a specific address Prerequisite: ctx initialized with FindValidTopologies

Parameters

Param Description
ctx A device context structure
address address to get topology
top Pointer to an image memory topology

Returns

IMG_MEM_TOPOLOGY topology pointer or NULL