solana-secp256r1-program: make consts for ix generation public (#89)

Author: jstarry

secp256r1-program/src/lib.rs

@@ -76,13 +76,13 @@ mod target_arch {
     ];
 
     // Computed half order
-    const SECP256R1_HALF_ORDER: [u8; FIELD_SIZE] = [
+    pub const SECP256R1_HALF_ORDER: [u8; FIELD_SIZE] = [
         0x7F, 0xFF, 0xFF, 0xFF, 0x80, 0x00, 0x00, 0x00, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
         0xFF, 0xDE, 0x73, 0x7D, 0x56, 0xD3, 0x8B, 0xCF, 0x42, 0x79, 0xDC, 0xE5, 0x61, 0x7E, 0x31,
         0x92, 0xA8,
     ];
     // Field size in bytes
-    const FIELD_SIZE: usize = 32;
+    pub const FIELD_SIZE: usize = 32;
 
     pub fn new_secp256r1_instruction(
         message: &[u8],