On 08.11.21 18:12, Marek Behún wrote:
From: Pali Rohár <p...@kernel.org>
Fill the real header size without padding into the main header
This allows to reduce final image when converting image to another format
which does not need additional padding.
Signed-off-by: Pali Rohár <p...@kernel.org>
Signed-off-by: Marek Behún <marek.be...@nic.cz>
Reviewed-by: Stefan Roese <s...@denx.de>
Thanks,
Stefan
---
tools/kwbimage.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/tools/kwbimage.c b/tools/kwbimage.c
index 8dcfebcb57..114b313b4d 100644
--- a/tools/kwbimage.c
+++ b/tools/kwbimage.c
@@ -1220,6 +1220,7 @@ static void *image_create_v1(size_t *imagesz, struct
image_tool_params *params,
{
struct image_cfg_element *e;
struct main_hdr_v1 *main_hdr;
+ struct opt_hdr_v1 *ohdr;
struct register_set_hdr_v1 *register_set_hdr;
struct secure_hdr_v1 *secure_hdr = NULL;
size_t headersz;
@@ -1370,6 +1371,14 @@ static void *image_create_v1(size_t *imagesz, struct
image_tool_params *params,
main_hdr->checksum = image_checksum8(main_hdr, headersz);
*imagesz = headersz;
+
+ /* Fill the real header size without padding into the main header */
+ headersz = sizeof(*main_hdr);
+ for_each_opt_hdr_v1 (ohdr, main_hdr)
+ headersz += opt_hdr_v1_size(ohdr);
+ main_hdr->headersz_lsb = cpu_to_le16(headersz & 0xFFFF);
+ main_hdr->headersz_msb = (headersz & 0xFFFF0000) >> 16;
+
return image;
}
Viele Grüße,
Stefan Roese
--
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