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tools: Improve comments in signing functions

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Add some more comments to explain what is going on in the signing
functions. Fix two repeated typos.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2021-11-12 12:28:06 -07:00
parent 7ae46c3579
commit 70e6bcc43f
3 changed files with 85 additions and 23 deletions
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2
include/image.h
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@@ -1025,7 +1025,7 @@ int fit_cipher_data(const char *keydir, void *keydest, void *fit,
* fit_add_verification_data() - add verification data to FIT image nodes
*
* @keydir: Directory containing keys
* @kwydest: FDT blob to write public key information to
* @kwydest: FDT blob to write public key information to (NULL if none)
* @fit: Pointer to the FIT format image header
* @comment: Comment to add to signature nodes
* @require_keys: Mark all keys as 'required'