Tim Ruffing 6c0aecf72b Merge ElementsProject/secp256k1-zkp#174: Upstream PRs 1064, 1049, 899, 1068, 1072, 1069, 1074, 1026, 1033, 748, 1079, 1088, 1090, 731, 1089, 995, 1094, 1093 ...

645d9c53c4 examples: let musig use random.h instead of /dev/urandom (Jonas Nick)
eccba5b4e5 examples: relicense musig example to CC0 public domain (Jonas Nick)
7c5af740fa ci: fix missing EXPERIMENTAL flags (Jonas Nick)
03bea1e173 configure: add -zkp modules to dev-mode and remove redundant code (Jonas Nick)
2adb741c45 examples: rename example_musig to musig_example for consistency (Jonas Nick)
37d36927df tests: Add tests for _read_be32 and _write_be32 (Tim Ruffing)
616b43dd3b util: Remove endianness detection (Tim Ruffing)
8d89b9e6e5 hash: Make code agnostic of endianness (Tim Ruffing)
55512d30b7 doc: clean up module help text in configure.ac (Elliott Jin)
d9d94a9969 doc: mention optional modules in README (Elliott Jin)
7f09d0f311 README: mention that ARM assembly is experimental (Jonas Nick)
80cf4eea5f build: stop treating schnorrsig, extrakeys modules as experimental (Jonas Nick)
b8f8b99f0f docs: Fix return value for functions that don't have invalid inputs (Tim Ruffing)
f813bb0df3 schnorrsig: Adapt example to new API (Tim Ruffing)
99e6568fc6 schnorrsig: Rename schnorrsig_sign to schnorsig_sign32 and deprecate (Tim Ruffing)
fc94a2da44 Use SECP256K1_DEPRECATED for existing deprecated API functions (Tim Ruffing)
3db0560606 Add SECP256K1_DEPRECATED attribute for marking API parts as deprecated (Tim Ruffing)
f8d9174357 Add SHA256 bit counter tests (Tim Ruffing)
9b514ce1d2 Add test vector for very long SHA256 messages (Tim Ruffing)
8e3dde1137 Simplify struct initializer for SHA256 padding (Tim Ruffing)
eb28464a8b Change SHA256 byte counter from size_t to uint64_t (Tim Ruffing)
21b2ebaf74 configure: Remove redundant pkg-config code (Tim Ruffing)
0d253d52e8 configure: Use modern way to set AR (Tim Ruffing)
e0838d663d configure: Add hidden --enable-dev-mode to enable all the stuff (Tim Ruffing)
fabd579dfa configure: Remove redundant code that sets _enable variables (Tim Ruffing)
0d4226c051 configure: Use canonical variable prefix _enable consistently (Tim Ruffing)
7c9502cece Add a copy of the CC0 license to the examples (Elichai Turkel)
42e03432e6 Add usage examples to the readme (Elichai Turkel)
517644eab1 Optionally compile the examples in autotools, compile+run in travis (Elichai Turkel)
422a7cc86a Add a ecdh shared secret example (Elichai Turkel)
b0cfbcc143 Add a Schnorr signing and verifying example (Elichai Turkel)
fee7d4bf9e Add an ECDSA signing and verifying example (Elichai Turkel)
e848c3799c Update sage files for new formulae (Peter Dettman)
d64bb5d4f3 Add fe_half tests for worst-case inputs (Peter Dettman)
4eb8b932ff Further improve doubling formula using fe_half (Peter Dettman)
557b31fac3 Doubling formula using fe_half (Pieter Wuille)
2cbb4b1a42 Run more iterations of run_field_misc (Pieter Wuille)
9cc5c257ed Add test for secp256k1_fe_half (Pieter Wuille)
925f78d55e Add _fe_half and use in _gej_add_ge (Peter Dettman)
3531a43b5b ecdh: Make generator_basepoint test depend on global iteration count (Tim Ruffing)
c881dd49bd ecdh: Add test computing shared_secret=basepoint with random inputs (Tim Ruffing)
e51ad3b737 ci: Retry `brew update` a few times to avoid random failures (Tim Ruffing)
b1cb969e8a ci: Revert "Attempt to make macOS builds more reliable" (Tim Ruffing)
e0db3f8a25 build: Replace use of deprecated autoconf macro AC_PROG_CC_C89 (laanwj)
d9396a56da ci: Attempt to make macOS builds more reliable (Tim Ruffing)
ebb1beea78 sage: Ensure that constraints are always fastfracs (Tim Ruffing)
d8d54859ed ci: Run sage prover on CI (Tim Ruffing)
77cfa98dbc sage: Normalize sign of polynomial factors in prover (Tim Ruffing)
eae75869cf sage: Exit with non-zero status in case of failures (Tim Ruffing)
b54d843eac sage: Fix printing of errors (Tim Ruffing)
e108d0039c sage: Fix incompatibility with sage 9.4 (Tim Ruffing)
b797a500ec Create a SECP256K1_ECMULT_TABLE_VERIFY macro. (Russell O'Connor)
a731200cc3 Replace ECMULT_TABLE_GET_GE_STORAGE macro with a function. (Russell O'Connor)
fe34d9f341 Eliminate input_pos state field from ecmult_strauss_wnaf. (Russell O'Connor)
0397d00ba0 Eliminate na_1 and na_lam state fields from ecmult_strauss_wnaf. (Russell O'Connor)
7ba3ffcca0 Remove the unused pre_a_lam allocations. (Russell O'Connor)
b3b57ad6ee Eliminate the pre_a_lam array from ecmult_strauss_wnaf. (Russell O'Connor)
ae7ba0f922 Remove the unused prej allocations. (Russell O'Connor)
e5c18892db Eliminate the prej array from ecmult_strauss_wnaf. (Russell O'Connor)
c9da1baad1 Move secp256k1_fe_one to field.h (Russell O'Connor)
070e772211 Faster fixed-input ecmult tests (Pieter Wuille)
45f37b6506 Modulo-reduce msg32 inside RFC6979 nonce fn to match spec. Fixes #1063. (Paul Miller)

Pull request description:

  [bitcoin-core/secp256k1#1064]: Modulo-reduce msg32 inside RFC6979 nonce fn to match spec. Fixes #1063
  [bitcoin-core/secp256k1#1049]: Faster fixed-input ecmult tests
  [bitcoin-core/secp256k1#899]: Reduce stratch space needed by ecmult_strauss_wnaf.
  [bitcoin-core/secp256k1#1068]: sage: Fix incompatibility with sage 9.4
  [bitcoin-core/secp256k1#1072]: ci: Attempt to make macOS builds more reliable
  [bitcoin-core/secp256k1#1069]: build: Replace use of deprecated autoconf macro AC_PROG_CC_C89
  [bitcoin-core/secp256k1#1074]: ci: Retry brew update a few times to avoid random failures
  [bitcoin-core/secp256k1#1026]: ecdh: Add test computing shared_secret=basepoint with random inputs
  [bitcoin-core/secp256k1#1033]: Add _fe_half and use in _gej_add_ge and _gej_double
  [bitcoin-core/secp256k1#748]: Add usage examples
  [bitcoin-core/secp256k1#1079]: configure: Add hidden --enable-dev-mode to enable all the stuff
  [bitcoin-core/secp256k1#1088]: configure: Use modern way to set AR
  [bitcoin-core/secp256k1#1090]: configure: Remove redundant pkg-config code
  [bitcoin-core/secp256k1#731]: Change SHA256 byte counter from size_t to uint64_t
  [bitcoin-core/secp256k1#1089]: Schnorrsig API improvements
  [bitcoin-core/secp256k1#995]: build: stop treating schnorrsig, extrakeys modules as experimental
  [bitcoin-core/secp256k1#1094]: doc: Clarify configure flags for optional modules
  [bitcoin-core/secp256k1#1093]: hash: Make code agnostic of endianness

  This PR can be recreated  with `./sync-upstream.sh range 8746600eec5e7fcd35dabd480839a3a4bdfee87b`.

ACKs for top commit:
  real-or-random:
    ACK 645d9c53c4 I rederived the tree, and tested it with MSVC, including the musig example

Tree-SHA512: 3b771630806ed8481053958c21820dce6e869371833cd18a5c430a2768bda8064ad2bb247afbe38e3fa37320a8b1dbbe65ad68c8963efb995d96aa29ae574884

2022-04-01 15:20:59 +02:00

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