Remove DECAF_NOINLINE

OpenSSL does not have this concept
Reviewed-by: NBernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/5105)

crypto/ec/curve448/curve448utils.h

@@ -20,13 +20,6 @@
 extern "C" {
 #endif
 
-/** @cond internal */
-#if defined(DOXYGEN) && !defined(__attribute__)
-#define __attribute__((x))
-#endif
-#define DECAF_NOINLINE  __attribute__((noinline))
-/** @endcond */
-
 /* Internal word types.
  *
  * Somewhat tricky.  This could be decided separately per platform.  However,

crypto/ec/curve448/decaf.c

@@ -78,7 +78,7 @@ gf_invert(gf y, const gf x, int assert_nonzero) {
 /** identity = (0,1) */
 const curve448_point_t curve448_point_identity = {{{{{0}}},{{{1}}},{{{1}}},{{{0}}}}};
 
-static DECAF_NOINLINE void
+static void
 point_double_internal (
     curve448_point_t p,
     const curve448_point_t q,
@@ -116,7 +116,7 @@ cond_neg_niels (
     gf_cond_neg(n->c, neg);
 }
 
-static DECAF_NOINLINE void pt_to_pniels (
+static void pt_to_pniels (
     pniels_t b,
     const curve448_point_t a
 ) {
@@ -126,7 +126,7 @@ static DECAF_NOINLINE void pt_to_pniels (
     gf_add ( b->z, a->z, a->z );
 }
 
-static DECAF_NOINLINE void pniels_to_pt (
+static void pniels_to_pt (
     curve448_point_t e,
     const pniels_t d
 ) {
@@ -139,7 +139,7 @@ static DECAF_NOINLINE void pniels_to_pt (
     gf_sqr ( e->z, d->z );
 }
 
-static DECAF_NOINLINE void
+static void
 niels_to_pt (
     curve448_point_t e,
     const niels_t n
@@ -150,7 +150,7 @@ niels_to_pt (
     gf_copy ( e->z, ONE );
 }
 
-static DECAF_NOINLINE void
+static void
 add_niels_to_pt (
     curve448_point_t d,
     const niels_t e,
@@ -172,7 +172,7 @@ add_niels_to_pt (
     if (!before_double) gf_mul ( d->t, b, c );
 }
 
-static DECAF_NOINLINE void
+static void
 sub_niels_from_pt (
     curve448_point_t d,
     const niels_t e,

crypto/ec/curve448/ed448.h

@@ -56,7 +56,7 @@ extern "C" {
 void decaf_ed448_derive_public_key (
     uint8_t pubkey[DECAF_EDDSA_448_PUBLIC_BYTES],
     const uint8_t privkey[DECAF_EDDSA_448_PRIVATE_BYTES]
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief EdDSA signing.
@@ -84,7 +84,7 @@ void decaf_ed448_sign (
     uint8_t prehashed,
     const uint8_t *context,
     uint8_t context_len
-) __attribute__((nonnull(1,2,3))) DECAF_NOINLINE;
+) __attribute__((nonnull(1,2,3)));
 
 /**
  * @brief EdDSA signing with prehash.
@@ -108,7 +108,7 @@ void decaf_ed448_sign_prehash (
     const decaf_ed448_prehash_ctx_t hash,
     const uint8_t *context,
     uint8_t context_len
-) __attribute__((nonnull(1,2,3,4))) DECAF_NOINLINE;
+) __attribute__((nonnull(1,2,3,4)));
     
 /**
  * @brief Prehash initialization, with contexts if supported.
@@ -117,7 +117,7 @@ void decaf_ed448_sign_prehash (
  */
 void decaf_ed448_prehash_init (
     decaf_ed448_prehash_ctx_t hash
-) __attribute__((nonnull(1))) DECAF_NOINLINE;
+) __attribute__((nonnull(1)));
 
 /**
  * @brief EdDSA signature verification.
@@ -145,7 +145,7 @@ decaf_error_t decaf_ed448_verify (
     uint8_t prehashed,
     const uint8_t *context,
     uint8_t context_len
-) __attribute__((nonnull(1,2))) DECAF_NOINLINE;
+) __attribute__((nonnull(1,2)));
 
 /**
  * @brief EdDSA signature verification.
@@ -169,7 +169,7 @@ decaf_error_t decaf_ed448_verify_prehash (
     const decaf_ed448_prehash_ctx_t hash,
     const uint8_t *context,
     uint8_t context_len
-) __attribute__((nonnull(1,2))) DECAF_NOINLINE;
+) __attribute__((nonnull(1,2)));
 
 /**
  * @brief EdDSA point encoding.  Used internally, exposed externally.
@@ -198,7 +198,7 @@ decaf_error_t decaf_ed448_verify_prehash (
 void curve448_point_mul_by_ratio_and_encode_like_eddsa (
     uint8_t enc[DECAF_EDDSA_448_PUBLIC_BYTES],
     const curve448_point_t p
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief EdDSA point decoding.  Multiplies by DECAF_448_EDDSA_DECODE_RATIO,
@@ -212,7 +212,7 @@ void curve448_point_mul_by_ratio_and_encode_like_eddsa (
 decaf_error_t curve448_point_decode_like_eddsa_and_mul_by_ratio (
     curve448_point_t p,
     const uint8_t enc[DECAF_EDDSA_448_PUBLIC_BYTES]
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief EdDSA to ECDH public key conversion
@@ -228,7 +228,7 @@ decaf_error_t curve448_point_decode_like_eddsa_and_mul_by_ratio (
 void decaf_ed448_convert_public_key_to_x448 (
     uint8_t x[DECAF_X448_PUBLIC_BYTES],
     const uint8_t ed[DECAF_EDDSA_448_PUBLIC_BYTES]
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief EdDSA to ECDH private key conversion
@@ -241,7 +241,7 @@ void decaf_ed448_convert_public_key_to_x448 (
 void decaf_ed448_convert_private_key_to_x448 (
     uint8_t x[DECAF_X448_PRIVATE_BYTES],
     const uint8_t ed[DECAF_EDDSA_448_PRIVATE_BYTES]
-) DECAF_NOINLINE;
+);
 
 #ifdef __cplusplus
 } /* extern "C" */

crypto/ec/curve448/point_448.h

@@ -103,7 +103,7 @@ extern const struct curve448_precomputed_s *curve448_precomputed_base;
 __owur decaf_error_t curve448_scalar_decode (
     curve448_scalar_t out,
     const unsigned char ser[DECAF_448_SCALAR_BYTES]
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief Read a scalar from wire format or from bytes.  Reduces mod
@@ -117,7 +117,7 @@ void curve448_scalar_decode_long (
     curve448_scalar_t out,
     const unsigned char *ser,
     size_t ser_len
-) DECAF_NOINLINE;
+);
     
 /**
  * @brief Serialize a scalar to wire format.
@@ -128,7 +128,7 @@ void curve448_scalar_decode_long (
 void curve448_scalar_encode (
     unsigned char ser[DECAF_448_SCALAR_BYTES],
     const curve448_scalar_t s
-) DECAF_NOINLINE DECAF_NOINLINE;
+);
         
 /**
  * @brief Add two scalars.  The scalars may use the same memory.
@@ -140,7 +140,7 @@ void curve448_scalar_add (
     curve448_scalar_t out,
     const curve448_scalar_t a,
     const curve448_scalar_t b
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief Subtract two scalars.  The scalars may use the same memory.
@@ -152,7 +152,7 @@ void curve448_scalar_sub (
     curve448_scalar_t out,
     const curve448_scalar_t a,
     const curve448_scalar_t b
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief Multiply two scalars.  The scalars may use the same memory.
@@ -164,7 +164,7 @@ void curve448_scalar_mul (
     curve448_scalar_t out,
     const curve448_scalar_t a,
     const curve448_scalar_t b
-) DECAF_NOINLINE;
+);
         
 /**
 * @brief Halve a scalar.  The scalars may use the same memory.
@@ -174,7 +174,7 @@ void curve448_scalar_mul (
 void curve448_scalar_halve (
    curve448_scalar_t out,
    const curve448_scalar_t a
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief Copy a scalar.  The scalars may use the same memory, in which
@@ -215,7 +215,7 @@ static inline void curve448_point_copy (
 __owur decaf_bool_t curve448_point_eq (
     const curve448_point_t a,
     const curve448_point_t b
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief Double a point.  Equivalent to
@@ -245,7 +245,7 @@ __owur decaf_error_t decaf_x448 (
     uint8_t out[DECAF_X448_PUBLIC_BYTES],
     const uint8_t base[DECAF_X448_PUBLIC_BYTES],
     const uint8_t scalar[DECAF_X448_PRIVATE_BYTES]
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief Multiply a point by DECAF_X448_ENCODE_RATIO,
@@ -288,7 +288,7 @@ extern const uint8_t decaf_x448_base_point[DECAF_X448_PUBLIC_BYTES];
 void decaf_x448_derive_public_key (
     uint8_t out[DECAF_X448_PUBLIC_BYTES],
     const uint8_t scalar[DECAF_X448_PRIVATE_BYTES]
-) DECAF_NOINLINE;
+);
 
 
 /**
@@ -306,7 +306,7 @@ void curve448_precomputed_scalarmul (
     curve448_point_t scaled,
     const curve448_precomputed_s *base,
     const curve448_scalar_t scalar
-) DECAF_NOINLINE;
+);
 
 
 /**
@@ -329,7 +329,7 @@ void curve448_base_double_scalarmul_non_secret (
     const curve448_scalar_t scalar1,
     const curve448_point_t base2,
     const curve448_scalar_t scalar2
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief Test that a point is valid, for debugging purposes.
@@ -340,7 +340,7 @@ void curve448_base_double_scalarmul_non_secret (
  */
 __owur decaf_bool_t curve448_point_valid (
     const curve448_point_t to_test
-) DECAF_NOINLINE;
+);
 
 /**
  * @brief Overwrite scalar with zeros.

crypto/ec/curve448/scalar.c

@@ -32,7 +32,7 @@ const curve448_scalar_t curve448_scalar_one = {{{1}}}, curve448_scalar_zero = {{
 /** {extra,accum} - sub +? p
  * Must have extra <= 1
  */
-static DECAF_NOINLINE void sc_subx(
+static void sc_subx(
     curve448_scalar_t out,
     const decaf_word_t accum[DECAF_448_SCALAR_LIMBS],
     const curve448_scalar_t sub,
@@ -56,7 +56,7 @@ static DECAF_NOINLINE void sc_subx(
     }
 }
 
-static DECAF_NOINLINE void sc_montmul (
+static void sc_montmul (
     curve448_scalar_t out,
     const curve448_scalar_t a,
     const curve448_scalar_t b