Squashed 'src/secp256k1/' changes from ad2028f..b0210a9

b0210a9 Merge pull request #135
ee3eb4b Fix a memory leak and add a number of small tests.
4d879a3 Merge pull request #134
d5e8362 Merge pull request #127
7b92cf6 Merge pull request #132
0bf70a5 Merge pull request #133
29ae131 Make scalar_add_bit test's overflow detection exact
9048def Avoid undefined shift behaviour
efb7d4b Use constant-time conditional moves instead of byte slicing
d220062 Merge pull request #131
82f9254 Fix typo
601ca04 Merge pull request #129
35399e0 Bugfix: b is restricted, not r
c35ff1e Convert lambda splitter to pure scalar code.
cc604e9 Avoid division when decomposing scalars
ff8746d Add secp256k1_scalar_mul_shift_var
bd313f7 Merge pull request #119
276f987 Merge pull request #124
25d125e Merge pull request #126
24b3c65 Add a test case for ECDSA recomputing infinity
32600e5 Add a test for r >= order signature handling
4d4eeea Make secp256k1_fe_mul_inner use the r != property
be82e92 Require that r and b are different for field multiplication.
597128d Make num optional
659b554 Make constant initializers independent from num
0af5b47 Merge pull request #120
e2e8a36 Merge pull request #117
c76be9e Remove unused num functions
4285a98 Move lambda-splitting code to scalar.
f24041d Switch all EC/ECDSA logic from num to scalar
6794be6 Add scalar splitting functions
d1502eb Add secp256k1_scalar_inverse_var which delegates to GMP
b5c9ee7 Make test_point_times_order test meaningful again
0b73059 Switch wnaf splitting from num-based to scalar-based
1e6c77c Generalize secp256k1_scalar_get_bits
5213207 Add secp256k1_scalar_add_bit
3c0ae43 Merge pull request #122
6e05287 Do signature recovery/verification with 4 possible recid case
e3d692f Explain why no y=0 check is necessary for doubling
f7dc1c6 Optimize doubling: secp256k1 has no y=0 point
666d3b5 Merge pull request #121
2a54f9b Correct typo in comment
9d64145 Merge pull request #114
99f0728 Fix secp256k1_num_set_bin handling of 0
d907ebc Add bounds checking to field element setters
bb2cd94 Merge pull request #116
665775b Don't split the g factor when not using endomorphism
9431d6b Merge pull request #115
e2274c5 build: osx: attempt to work with homebrew keg-only packages

git-subtree-dir: src/secp256k1
git-subtree-split: b0210a95da433e048a11d298efbcc14eb423c95f

1 files changed, 0 insertions, 8 deletions

diff --git a/src/group.h b/src/group.h
index ba02549821..0f14bd25f3 100644
--- a/src/group.h
+++ b/src/group.h
@@ -27,14 +27,11 @@ typedef struct {
 
 /** Global constants related to the group */
 typedef struct {
-    secp256k1_num_t order; /* the order of the curve (= order of its generator) */
-    secp256k1_num_t half_order; /* half the order of the curve (= order of its generator) */
     secp256k1_ge_t g; /* the generator point */
 
 #ifdef USE_ENDOMORPHISM
     /* constants related to secp256k1's efficiently computable endomorphism */
     secp256k1_fe_t beta;
-    secp256k1_num_t lambda, a1b2, b1, a2;
 #endif
 } secp256k1_ge_consts_t;
 
@@ -112,10 +109,6 @@ static void secp256k1_gej_get_hex(char *r, int *rlen, const secp256k1_gej_t *a);
 #ifdef USE_ENDOMORPHISM
 /** Set r to be equal to lambda times a, where lambda is chosen in a way such that this is very fast. */
 static void secp256k1_gej_mul_lambda(secp256k1_gej_t *r, const secp256k1_gej_t *a);
-
-/** Find r1 and r2 such that r1+r2*lambda = a, and r1 and r2 are maximum 128 bits long (given that a is
-    not more than 256 bits). */
-static void secp256k1_gej_split_exp_var(secp256k1_num_t *r1, secp256k1_num_t *r2, const secp256k1_num_t *a);
 #endif
 
 /** Clear a secp256k1_gej_t to prevent leaking sensitive information. */
@@ -124,5 +117,4 @@ static void secp256k1_gej_clear(secp256k1_gej_t *r);
 /** Clear a secp256k1_ge_t to prevent leaking sensitive information. */
 static void secp256k1_ge_clear(secp256k1_ge_t *r);
 
-
 #endif