From 17a09d9853e180d3d879999722a91d90a72ed9e9 Mon Sep 17 00:00:00 2001
From: Sean Parkinson <sean@wolfssl.com>
Date: Fri, 9 Aug 2024 10:18:12 +1000
Subject: [PATCH] SP: no RNG fix

Don't use RNG API when WC_NO_RNG is defined.
---
 wolfcrypt/src/sp_arm32.c    | 18 ++++++++++++++++++
 wolfcrypt/src/sp_arm64.c    | 18 ++++++++++++++++++
 wolfcrypt/src/sp_armthumb.c | 18 ++++++++++++++++++
 wolfcrypt/src/sp_c32.c      | 18 ++++++++++++++++++
 wolfcrypt/src/sp_c64.c      | 18 ++++++++++++++++++
 wolfcrypt/src/sp_cortexm.c  | 18 ++++++++++++++++++
 wolfcrypt/src/sp_x86_64.c   | 18 ++++++++++++++++++
 7 files changed, 126 insertions(+)

diff --git a/wolfcrypt/src/sp_arm32.c b/wolfcrypt/src/sp_arm32.c
index 1e67bce31..985b98902 100644
--- a/wolfcrypt/src/sp_arm32.c
+++ b/wolfcrypt/src/sp_arm32.c
@@ -76369,6 +76369,7 @@ static void sp_256_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_256_ecc_gen_k_8(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[32];
 
@@ -76385,6 +76386,11 @@ static int sp_256_ecc_gen_k_8(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -94128,6 +94134,7 @@ static void sp_384_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_384_ecc_gen_k_12(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[48];
 
@@ -94144,6 +94151,11 @@ static int sp_384_ecc_gen_k_12(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -121873,6 +121885,7 @@ static void sp_521_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_521_ecc_gen_k_17(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[66];
 
@@ -121890,6 +121903,11 @@ static int sp_521_ecc_gen_k_17(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
diff --git a/wolfcrypt/src/sp_arm64.c b/wolfcrypt/src/sp_arm64.c
index a437258d1..76218def1 100644
--- a/wolfcrypt/src/sp_arm64.c
+++ b/wolfcrypt/src/sp_arm64.c
@@ -39763,6 +39763,7 @@ static void sp_256_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_256_ecc_gen_k_4(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[32];
 
@@ -39779,6 +39780,11 @@ static int sp_256_ecc_gen_k_4(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -66503,6 +66509,7 @@ static void sp_384_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_384_ecc_gen_k_6(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[48];
 
@@ -66519,6 +66526,11 @@ static int sp_384_ecc_gen_k_6(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -111641,6 +111653,7 @@ static void sp_521_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_521_ecc_gen_k_9(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[66];
 
@@ -111658,6 +111671,11 @@ static int sp_521_ecc_gen_k_9(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
diff --git a/wolfcrypt/src/sp_armthumb.c b/wolfcrypt/src/sp_armthumb.c
index de83f3da7..98a825f88 100644
--- a/wolfcrypt/src/sp_armthumb.c
+++ b/wolfcrypt/src/sp_armthumb.c
@@ -103929,6 +103929,7 @@ static void sp_256_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_256_ecc_gen_k_8(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[32];
 
@@ -103945,6 +103946,11 @@ static int sp_256_ecc_gen_k_8(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -114825,6 +114831,7 @@ static void sp_384_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_384_ecc_gen_k_12(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[48];
 
@@ -114841,6 +114848,11 @@ static int sp_384_ecc_gen_k_12(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -129054,6 +129066,7 @@ static void sp_521_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_521_ecc_gen_k_17(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[66];
 
@@ -129071,6 +129084,11 @@ static int sp_521_ecc_gen_k_17(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
diff --git a/wolfcrypt/src/sp_c32.c b/wolfcrypt/src/sp_c32.c
index 8365c1336..5db78a1aa 100644
--- a/wolfcrypt/src/sp_c32.c
+++ b/wolfcrypt/src/sp_c32.c
@@ -24850,6 +24850,7 @@ static void sp_256_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_256_ecc_gen_k_9(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[32];
 
@@ -24866,6 +24867,11 @@ static int sp_256_ecc_gen_k_9(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -32887,6 +32893,7 @@ static void sp_384_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_384_ecc_gen_k_15(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[48];
 
@@ -32903,6 +32910,11 @@ static int sp_384_ecc_gen_k_15(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -40972,6 +40984,7 @@ static void sp_521_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_521_ecc_gen_k_21(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[66];
 
@@ -40989,6 +41002,11 @@ static int sp_521_ecc_gen_k_21(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
diff --git a/wolfcrypt/src/sp_c64.c b/wolfcrypt/src/sp_c64.c
index 0d3ab5133..98638642d 100644
--- a/wolfcrypt/src/sp_c64.c
+++ b/wolfcrypt/src/sp_c64.c
@@ -25746,6 +25746,7 @@ static void sp_256_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_256_ecc_gen_k_5(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[32];
 
@@ -25762,6 +25763,11 @@ static int sp_256_ecc_gen_k_5(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -33208,6 +33214,7 @@ static void sp_384_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_384_ecc_gen_k_7(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[48];
 
@@ -33224,6 +33231,11 @@ static int sp_384_ecc_gen_k_7(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -40621,6 +40633,7 @@ static void sp_521_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_521_ecc_gen_k_9(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[66];
 
@@ -40638,6 +40651,11 @@ static int sp_521_ecc_gen_k_9(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
diff --git a/wolfcrypt/src/sp_cortexm.c b/wolfcrypt/src/sp_cortexm.c
index d841b990d..abe076d9b 100644
--- a/wolfcrypt/src/sp_cortexm.c
+++ b/wolfcrypt/src/sp_cortexm.c
@@ -39460,6 +39460,7 @@ static void sp_256_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_256_ecc_gen_k_8(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[32];
 
@@ -39476,6 +39477,11 @@ static int sp_256_ecc_gen_k_8(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -49519,6 +49525,7 @@ static void sp_384_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_384_ecc_gen_k_12(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[48];
 
@@ -49535,6 +49542,11 @@ static int sp_384_ecc_gen_k_12(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -62277,6 +62289,7 @@ static void sp_521_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_521_ecc_gen_k_17(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[66];
 
@@ -62294,6 +62307,11 @@ static int sp_521_ecc_gen_k_17(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
diff --git a/wolfcrypt/src/sp_x86_64.c b/wolfcrypt/src/sp_x86_64.c
index 636ebfb83..2a02af2c8 100644
--- a/wolfcrypt/src/sp_x86_64.c
+++ b/wolfcrypt/src/sp_x86_64.c
@@ -24499,6 +24499,7 @@ static void sp_256_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_256_ecc_gen_k_4(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[32];
 
@@ -24515,6 +24516,11 @@ static int sp_256_ecc_gen_k_4(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -49472,6 +49478,7 @@ static void sp_384_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_384_ecc_gen_k_6(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[48];
 
@@ -49488,6 +49495,11 @@ static int sp_384_ecc_gen_k_6(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.
@@ -90505,6 +90517,7 @@ static void sp_521_from_bin(sp_digit* r, int size, const byte* a, int n)
  */
 static int sp_521_ecc_gen_k_9(WC_RNG* rng, sp_digit* k)
 {
+#ifndef WC_NO_RNG
     int err;
     byte buf[66];
 
@@ -90522,6 +90535,11 @@ static int sp_521_ecc_gen_k_9(WC_RNG* rng, sp_digit* k)
     while (err == 0);
 
     return err;
+#else
+    (void)rng;
+    (void)k;
+    return NOT_COMPILED_IN;
+#endif
 }
 
 /* Makes a random EC key pair.