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image: Add crypto_algo struct for RSA info

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Cut down on the repetition of algorithm information by defining separate
checksum and crypto structs. image_sig_algos are now simply pairs of
unique checksum and crypto algos.

Signed-off-by: Andrew Duda <aduda@meraki.com>
Signed-off-by: aduda <aduda@meraki.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Andrew Duda
2016-11-08 18:53:41 +00:00
committed by Tom Rini
parent da29f2991d
commit 0c1d74fda7
4 changed files with 48 additions and 39 deletions
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9
include/image.h
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@@ -1072,7 +1072,6 @@ struct checksum_algo {
const int checksum_len;
const int der_len;
const uint8_t *der_prefix;
const int key_len;
#if IMAGE_ENABLE_SIGN
const EVP_MD *(*calculate_sign)(void);
#endif
@@ -1081,8 +1080,9 @@ struct checksum_algo {
int region_count, uint8_t *checksum);
};
struct image_sig_algo {
struct crypto_algo {
const char *name; /* Name of algorithm */
const int key_len;
/**
* sign() - calculate and return signature for given input data
@@ -1131,7 +1131,12 @@ struct image_sig_algo {
int (*verify)(struct image_sign_info *info,
const struct image_region region[], int region_count,
uint8_t *sig, uint sig_len);
};
struct image_sig_algo {
const char *name;
/* pointer to cryptosystem algorithm */
struct crypto_algo *crypto;
/* pointer to checksum algorithm */
struct checksum_algo *checksum;
};