Update secp256k1 subtree to latest master

1 files changed, 33 insertions, 33 deletions

diff --git a/src/secp256k1/include/secp256k1.h b/src/secp256k1/include/secp256k1.h
index 936f0b42b7..f4053f2a93 100644
--- a/src/secp256k1/include/secp256k1.h
+++ b/src/secp256k1/include/secp256k1.h
@@ -265,7 +265,7 @@ SECP256K1_API void secp256k1_selftest(void);
  *  memory allocation entirely, see secp256k1_context_static and the functions in
  *  secp256k1_preallocated.h.
  *
- *  Returns: a newly created context object.
+ *  Returns: pointer to a newly created context object.
  *  In:      flags: Always set to SECP256K1_CONTEXT_NONE (see below).
  *
  *  The only valid non-deprecated flag in recent library versions is
@@ -296,8 +296,8 @@ SECP256K1_API secp256k1_context *secp256k1_context_create(
  *  Cloning secp256k1_context_static is not possible, and should not be emulated by
  *  the caller (e.g., using memcpy). Create a new context instead.
  *
- *  Returns: a newly created context object.
- *  Args:    ctx: an existing context to copy (not secp256k1_context_static)
+ *  Returns: pointer to a newly created context object.
+ *  Args:    ctx: pointer to a context to copy (not secp256k1_context_static).
  */
 SECP256K1_API secp256k1_context *secp256k1_context_clone(
     const secp256k1_context *ctx
@@ -313,7 +313,7 @@ SECP256K1_API secp256k1_context *secp256k1_context_clone(
  *  behaviour is undefined. In that case, secp256k1_context_preallocated_destroy must
  *  be used instead.
  *
- *  Args:   ctx: an existing context to destroy, constructed using
+ *  Args:   ctx: pointer to a context to destroy, constructed using
  *               secp256k1_context_create or secp256k1_context_clone
  *               (i.e., not secp256k1_context_static).
  */
@@ -350,8 +350,8 @@ SECP256K1_API void secp256k1_context_destroy(
  *  fails. In this case, the corresponding default handler will be called with
  *  the data pointer argument set to NULL.
  *
- *  Args: ctx:  an existing context object.
- *  In:   fun:  a pointer to a function to call when an illegal argument is
+ *  Args: ctx:  pointer to a context object.
+ *  In:   fun:  pointer to a function to call when an illegal argument is
  *              passed to the API, taking a message and an opaque pointer.
  *              (NULL restores the default handler.)
  *        data: the opaque pointer to pass to fun above, must be NULL for the default handler.
@@ -377,8 +377,8 @@ SECP256K1_API void secp256k1_context_set_illegal_callback(
  *  for that). After this callback returns, anything may happen, including
  *  crashing.
  *
- *  Args: ctx:  an existing context object.
- *  In:   fun:  a pointer to a function to call when an internal error occurs,
+ *  Args: ctx:  pointer to a context object.
+ *  In:   fun:  pointer to a function to call when an internal error occurs,
  *              taking a message and an opaque pointer (NULL restores the
  *              default handler, see secp256k1_context_set_illegal_callback
  *              for details).
@@ -395,7 +395,7 @@ SECP256K1_API void secp256k1_context_set_error_callback(
 /** Create a secp256k1 scratch space object.
  *
  *  Returns: a newly created scratch space.
- *  Args: ctx:  an existing context object.
+ *  Args: ctx:  pointer to a context object.
  *  In:   size: amount of memory to be available as scratch space. Some extra
  *              (<100 bytes) will be allocated for extra accounting.
  */
@@ -407,7 +407,7 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT secp256k1_scratch_space *secp256k1_sc
 /** Destroy a secp256k1 scratch space.
  *
  *  The pointer may not be used afterwards.
- *  Args:       ctx: a secp256k1 context object.
+ *  Args:       ctx: pointer to a context object.
  *          scratch: space to destroy
  */
 SECP256K1_API void secp256k1_scratch_space_destroy(
@@ -419,7 +419,7 @@ SECP256K1_API void secp256k1_scratch_space_destroy(
  *
  *  Returns: 1 if the public key was fully valid.
  *           0 if the public key could not be parsed or is invalid.
- *  Args: ctx:      a secp256k1 context object.
+ *  Args: ctx:      pointer to a context object.
  *  Out:  pubkey:   pointer to a pubkey object. If 1 is returned, it is set to a
  *                  parsed version of input. If not, its value is undefined.
  *  In:   input:    pointer to a serialized public key
@@ -439,14 +439,14 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_pubkey_parse(
 /** Serialize a pubkey object into a serialized byte sequence.
  *
  *  Returns: 1 always.
- *  Args:   ctx:        a secp256k1 context object.
- *  Out:    output:     a pointer to a 65-byte (if compressed==0) or 33-byte (if
+ *  Args:   ctx:        pointer to a context object.
+ *  Out:    output:     pointer to a 65-byte (if compressed==0) or 33-byte (if
  *                      compressed==1) byte array to place the serialized key
  *                      in.
- *  In/Out: outputlen:  a pointer to an integer which is initially set to the
+ *  In/Out: outputlen:  pointer to an integer which is initially set to the
  *                      size of output, and is overwritten with the written
  *                      size.
- *  In:     pubkey:     a pointer to a secp256k1_pubkey containing an
+ *  In:     pubkey:     pointer to a secp256k1_pubkey containing an
  *                      initialized public key.
  *          flags:      SECP256K1_EC_COMPRESSED if serialization should be in
  *                      compressed format, otherwise SECP256K1_EC_UNCOMPRESSED.
@@ -464,7 +464,7 @@ SECP256K1_API int secp256k1_ec_pubkey_serialize(
  *  Returns: <0 if the first public key is less than the second
  *           >0 if the first public key is greater than the second
  *           0 if the two public keys are equal
- *  Args: ctx:      a secp256k1 context object.
+ *  Args: ctx:      pointer to a context object
  *  In:   pubkey1:  first public key to compare
  *        pubkey2:  second public key to compare
  */
@@ -477,9 +477,9 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_pubkey_cmp(
 /** Parse an ECDSA signature in compact (64 bytes) format.
  *
  *  Returns: 1 when the signature could be parsed, 0 otherwise.
- *  Args: ctx:      a secp256k1 context object
- *  Out:  sig:      a pointer to a signature object
- *  In:   input64:  a pointer to the 64-byte array to parse
+ *  Args: ctx:      pointer to a context object
+ *  Out:  sig:      pointer to a signature object
+ *  In:   input64:  pointer to the 64-byte array to parse
  *
  *  The signature must consist of a 32-byte big endian R value, followed by a
  *  32-byte big endian S value. If R or S fall outside of [0..order-1], the
@@ -498,9 +498,9 @@ SECP256K1_API int secp256k1_ecdsa_signature_parse_compact(
 /** Parse a DER ECDSA signature.
  *
  *  Returns: 1 when the signature could be parsed, 0 otherwise.
- *  Args: ctx:      a secp256k1 context object
- *  Out:  sig:      a pointer to a signature object
- *  In:   input:    a pointer to the signature to be parsed
+ *  Args: ctx:      pointer to a context object
+ *  Out:  sig:      pointer to a signature object
+ *  In:   input:    pointer to the signature to be parsed
  *        inputlen: the length of the array pointed to be input
  *
  *  This function will accept any valid DER encoded signature, even if the
@@ -520,13 +520,13 @@ SECP256K1_API int secp256k1_ecdsa_signature_parse_der(
 /** Serialize an ECDSA signature in DER format.
  *
  *  Returns: 1 if enough space was available to serialize, 0 otherwise
- *  Args:   ctx:       a secp256k1 context object
- *  Out:    output:    a pointer to an array to store the DER serialization
- *  In/Out: outputlen: a pointer to a length integer. Initially, this integer
+ *  Args:   ctx:       pointer to a context object
+ *  Out:    output:    pointer to an array to store the DER serialization
+ *  In/Out: outputlen: pointer to a length integer. Initially, this integer
  *                     should be set to the length of output. After the call
  *                     it will be set to the length of the serialization (even
  *                     if 0 was returned).
- *  In:     sig:       a pointer to an initialized signature object
+ *  In:     sig:       pointer to an initialized signature object
  */
 SECP256K1_API int secp256k1_ecdsa_signature_serialize_der(
     const secp256k1_context *ctx,
@@ -538,9 +538,9 @@ SECP256K1_API int secp256k1_ecdsa_signature_serialize_der(
 /** Serialize an ECDSA signature in compact (64 byte) format.
  *
  *  Returns: 1
- *  Args:   ctx:       a secp256k1 context object
- *  Out:    output64:  a pointer to a 64-byte array to store the compact serialization
- *  In:     sig:       a pointer to an initialized signature object
+ *  Args:   ctx:       pointer to a context object
+ *  Out:    output64:  pointer to a 64-byte array to store the compact serialization
+ *  In:     sig:       pointer to an initialized signature object
  *
  *  See secp256k1_ecdsa_signature_parse_compact for details about the encoding.
  */
@@ -554,7 +554,7 @@ SECP256K1_API int secp256k1_ecdsa_signature_serialize_compact(
  *
  *  Returns: 1: correct signature
  *           0: incorrect or unparseable signature
- *  Args:    ctx:       a secp256k1 context object.
+ *  Args:    ctx:       pointer to a context object
  *  In:      sig:       the signature being verified.
  *           msghash32: the 32-byte message hash being verified.
  *                      The verifier must make sure to apply a cryptographic
@@ -585,12 +585,12 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ecdsa_verify(
 /** Convert a signature to a normalized lower-S form.
  *
  *  Returns: 1 if sigin was not normalized, 0 if it already was.
- *  Args: ctx:    a secp256k1 context object
- *  Out:  sigout: a pointer to a signature to fill with the normalized form,
+ *  Args: ctx:    pointer to a context object
+ *  Out:  sigout: pointer to a signature to fill with the normalized form,
  *                or copy if the input was already normalized. (can be NULL if
  *                you're only interested in whether the input was already
  *                normalized).
- *  In:   sigin:  a pointer to a signature to check/normalize (can be identical to sigout)
+ *  In:   sigin:  pointer to a signature to check/normalize (can be identical to sigout)
  *
  *  With ECDSA a third-party can forge a second distinct signature of the same
  *  message, given a single initial signature, but without knowing the key. This