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Added new define (uECC_SUPPORT_COMPRESSED_POINT) and new API functions.

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This commit is contained in:
Evgeni Margolis
2015-10-12 21:29:56 -07:00
committed by Ken MacKay
parent 2cc5e9211a
commit ca9e456f42
3 changed files with 85 additions and 20 deletions
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uECC.h
+8
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@@ -49,6 +49,12 @@ platform. */
#define uECC_SUPPORTS_secp256k1 1
#endif
/* Specifies whether compressed point format is supported.
Set to 0 if compressed point is not supported. That saves code size. */
#ifndef uECC_SUPPORT_COMPRESSED_POINT
#define uECC_SUPPORT_COMPRESSED_POINT 0
#endif
struct uECC_Curve_t;
typedef const struct uECC_Curve_t * uECC_Curve;
@@ -133,6 +139,7 @@ int uECC_shared_secret(const uint8_t *public_key,
uint8_t *secret,
uECC_Curve curve);
#if uECC_SUPPORT_COMPRESSED_POINT
/* uECC_compress() function.
Compress a public key.
@@ -154,6 +161,7 @@ Outputs:
public_key - Will be filled in with the decompressed public key.
*/
void uECC_decompress(const uint8_t *compressed, uint8_t *public_key, uECC_Curve curve);
#endif /* uECC_SUPPORT_COMPRESSED_POINT */
/* uECC_valid_public_key() function.
Check to see if a public key is valid.