crypto: ecc - Move ecc.h to include/crypto/internal

Move ecc.h header file to 'include/crypto/internal' so that it can be
easily imported from everywhere in the kernel tree.

This change is done to allow crypto device drivers to re-use the symbols
exported by 'crypto/ecc.c', thus avoiding code duplication.

Signed-off-by: Daniele Alessandrelli <[e-mail]>
Signed-off-by: Herbert Xu <[e-mail]>

crypto/ecc.c

···
 #include <linux/fips.h>
 #include <crypto/ecdh.h>
 #include <crypto/rng.h>
+#include <crypto/internal/ecc.h>
 #include <asm/unaligned.h>
 #include <linux/ratelimit.h>
 
-#include "ecc.h"
 #include "ecc_curve_defs.h"
 
 typedef struct {

crypto/ecdh.c

···
  */
 
 #include <linux/module.h>
+#include <crypto/internal/ecc.h>
 #include <crypto/internal/kpp.h>
 #include <crypto/kpp.h>
 #include <crypto/ecdh.h>
 #include <linux/scatterlist.h>
-#include "ecc.h"
 
 struct ecdh_ctx {
 	unsigned int curve_id;

crypto/ecdsa.c

···
 
 #include <linux/module.h>
 #include <crypto/internal/akcipher.h>
+#include <crypto/internal/ecc.h>
 #include <crypto/akcipher.h>
 #include <crypto/ecdh.h>
 #include <linux/asn1_decoder.h>
 #include <linux/scatterlist.h>
 
-#include "ecc.h"
 #include "ecdsasignature.asn1.h"
 
 struct ecc_ctx {

crypto/ecrdsa.c

···
 #include <linux/crypto.h>
 #include <crypto/streebog.h>
 #include <crypto/internal/akcipher.h>
+#include <crypto/internal/ecc.h>
 #include <crypto/akcipher.h>
 #include <linux/oid_registry.h>
 #include <linux/scatterlist.h>
 #include "ecrdsa_params.asn1.h"
 #include "ecrdsa_pub_key.asn1.h"
-#include "ecc.h"
 #include "ecrdsa_defs.h"
 
 #define ECRDSA_MAX_SIG_SIZE (2 * 512 / 8)

crypto/ecrdsa_defs.h

···
 #ifndef _CRYTO_ECRDSA_DEFS_H
 #define _CRYTO_ECRDSA_DEFS_H
 
-#include "ecc.h"
+#include <crypto/internal/ecc.h>
 
 #define ECRDSA_MAX_SIG_SIZE (2 * 512 / 8)
 #define ECRDSA_MAX_DIGITS (512 / 64)