Add ecrecover syscall (#17720)

Co-authored-by: Anton Lisanin <lisanin.anton@gmail.com>

programs/bpf/rust/secp256k1_recover/src/lib.rs

@@ -0,0 +1,44 @@
+//! @brief Secp256k1Recover Syscall test
+
+extern crate solana_program;
+use solana_program::{custom_panic_default, msg};
+
+fn test_secp256k1_recover() {
+    use solana_program::secp256k1_recover::secp256k1_recover;
+
+    let expected: [u8; 64] = [
+        0x42, 0xcd, 0x27, 0xe4, 0x0f, 0xdf, 0x7c, 0x97, 0x0a, 0xa2, 0xca, 0x0b, 0x88, 0x5b, 0x96,
+        0x0f, 0x8b, 0x62, 0x8a, 0x41, 0xa1, 0x81, 0xe7, 0xe6, 0x8e, 0x03, 0xea, 0x0b, 0x84, 0x20,
+        0x58, 0x9b, 0x32, 0x06, 0xbd, 0x66, 0x2f, 0x75, 0x65, 0xd6, 0x9d, 0xbd, 0x1d, 0x34, 0x29,
+        0x6a, 0xd9, 0x35, 0x38, 0xed, 0x86, 0x9e, 0x99, 0x20, 0x43, 0xc3, 0xeb, 0xad, 0x65, 0x50,
+        0xa0, 0x11, 0x6e, 0x5d,
+    ];
+
+    let hash: [u8; 32] = [
+        0xde, 0xa5, 0x66, 0xb6, 0x94, 0x3b, 0xe0, 0xe9, 0x62, 0x53, 0xc2, 0x21, 0x5b, 0x1b, 0xac,
+        0x69, 0xe7, 0xa8, 0x1e, 0xdb, 0x41, 0xc5, 0x02, 0x8b, 0x4f, 0x5c, 0x45, 0xc5, 0x3b, 0x49,
+        0x54, 0xd0,
+    ];
+    let recovery_id: u8 = 1;
+    let signature: [u8; 64] = [
+        0x97, 0xa4, 0xee, 0x31, 0xfe, 0x82, 0x65, 0x72, 0x9f, 0x4a, 0xa6, 0x7d, 0x24, 0xd4, 0xa7,
+        0x27, 0xf8, 0xc3, 0x15, 0xa4, 0xc8, 0xf9, 0x80, 0xeb, 0x4c, 0x4d, 0x4a, 0xfa, 0x6e, 0xc9,
+        0x42, 0x41, 0x5d, 0x10, 0xd9, 0xc2, 0x8a, 0x90, 0xe9, 0x92, 0x9c, 0x52, 0x4b, 0x2c, 0xfb,
+        0x65, 0xdf, 0xbc, 0xf6, 0x8c, 0xfd, 0x68, 0xdb, 0x17, 0xf9, 0x5d, 0x23, 0x5f, 0x96, 0xd8,
+        0xf0, 0x72, 0x01, 0x2d,
+    ];
+
+    let public_key = secp256k1_recover(&hash[..], recovery_id, &signature[..]).unwrap();
+    assert_eq!(public_key.to_bytes(), expected);
+}
+
+#[no_mangle]
+pub extern "C" fn entrypoint(_input: *mut u8) -> u64 {
+    msg!("secp256k1_recover");
+
+    test_secp256k1_recover();
+
+    0
+}
+
+custom_panic_default!();