leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

tools: kwbimage: Fix calculating size of kwbimage v0 header

Browse Source 
Extended and binary headers are optional and are part of the image header.

Fixes kwboot to determinate correct length of Dove images.

Signed-off-by: Pali Rohár <pali@kernel.org>
Tested-by: Tony Dinh <mibodhi@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Pali Rohár 2022-02-17 10:43:35 +01:00 committed by Stefan Roese
parent 3917ec57f7
commit 9a9a2c1acf
1 changed files with 13 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
tools/kwbimage.h
View File

@ -240,8 +240,20 @@ static inline size_t kwbheader_size(const void *header)
if (kwbimage_version(header) == 0) {
const struct main_hdr_v0 *hdr = header;
/*
* First extension header starts immediately after the main
* header without any padding. Between extension headers is
* 0x20 byte padding. There is no padding after the last
* extension header. First binary code header starts immediately
* after the last extension header (or immediately after the
* main header if there is no extension header) without any
* padding. There is no padding between binary code headers and
* neither after the last binary code header.
*/
return sizeof(*hdr) +
hdr->ext ? sizeof(struct ext_hdr_v0) : 0;
hdr->ext * sizeof(struct ext_hdr_v0) +
((hdr->ext > 1) ? ((hdr->ext - 1) * 0x20) : 0) +
hdr->bin * sizeof(struct bin_hdr_v0);
} else {
const struct main_hdr_v1 *hdr = header;