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wolfssl/wolfcrypt/settings.h: #define WOLFSSL_CURVE25519_BLINDING if defined(NO_CURVED25519_X64);

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wolfcrypt/src/curve25519.c: if defined(NO_CURVED25519_X64), #undef USE_INTEL_SPEEDUP;

wolfcrypt/src/fe_operations.c: fixes for -m32 -Wconversions;

.github/workflows/wolfCrypt-Wconversion.yml: add -m32 scenario;

.wolfssl_known_macro_extras: remove unneeded entry for WOLFSSL_CURVE25519_BLINDING.
This commit is contained in:
Daniel Pouzzner
2025-05-11 12:06:23 -05:00
parent b1cf5df2c2
commit e19295bb64
5 changed files with 13 additions and 6 deletions
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wolfcrypt/src/fe_operations.c
+3 -3
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@@ -192,7 +192,7 @@ int curve25519_blind(byte* q, const byte* n, const byte* mask, const byte* p,
fe z3 = {0};
fe tmp0 = {0};
fe tmp1 = {0};
int pos = 0;
unsigned int pos;
unsigned int b;
fe_frombytes(x1,p);
@@ -208,7 +208,7 @@ int curve25519_blind(byte* q, const byte* n, const byte* mask, const byte* p,
fe_cswap(x2,x3,(int)b);
fe_cswap(z2,z3,(int)b);
for (pos = 255;pos >= 1;--pos) {
b = n[pos / 8] >> (pos & 7);
b = (unsigned int)n[pos / 8] >> (pos & 7);
b &= 1;
fe_cswap(x2,x3,(int)b);
fe_cswap(z2,z3,(int)b);
@@ -233,7 +233,7 @@ int curve25519_blind(byte* q, const byte* n, const byte* mask, const byte* p,
fe_mul(z3,x1,z2);
fe_mul(z2,tmp1,tmp0);
b = mask[(pos-1) / 8] >> ((pos-1) & 7);
b = (unsigned int)mask[(pos-1) / 8] >> ((pos-1) & 7);
b &= 1;
fe_cswap(x2,x3,(int)b);
fe_cswap(z2,z3,(int)b);