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Support for EIP2537 Constantine Lib (#210)
Signed-off-by: Nischal Sharma <nischal@web3labs.com> Signed-off-by: garyschulte <garyschulte@gmail.com> Co-authored-by: garyschulte <garyschulte@gmail.com>
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110 changes: 110 additions & 0 deletions
110
...ntine/src/main/java/org/hyperledger/besu/nativelib/constantine/LibConstantineEIP2537.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| package org.hyperledger.besu.nativelib.constantine; | ||
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| import com.sun.jna.Native; | ||
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| public class LibConstantineEIP2537 { | ||
| public static final boolean ENABLED; | ||
|
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| static { | ||
| boolean enabled; | ||
| try { | ||
| Native.register(LibConstantineEIP2537.class, "constantinebindings"); | ||
| enabled = true; | ||
| } catch (final Throwable t) { | ||
| t.printStackTrace(); | ||
| enabled = false; | ||
| } | ||
| ENABLED = enabled; | ||
| } | ||
|
|
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| public static native int bls12381_g1add(byte[] r, int r_len, byte[] inputs, int inputs_len); | ||
| public static native int bls12381_g2add(byte[] r, int r_len, byte[] inputs, int inputs_len); | ||
| public static native int bls12381_g1mul(byte[] r, int r_len, byte[] inputs, int inputs_len); | ||
| public static native int bls12381_g2mul(byte[] r, int r_len, byte[] inputs, int inputs_len); | ||
| public static native int bls12381_g1msm(byte[] r, int r_len, byte[] inputs, int inputs_len); | ||
| public static native int bls12381_g2msm(byte[] r, int r_len, byte[] inputs, int inputs_len); | ||
| public static native int bls12381_pairingCheck(byte[] r, int r_len, byte[] inputs, int inputs_len); | ||
| public static native int bls12381_mapFpToG1(byte[] r, int r_len, byte[] inputs, int inputs_len); | ||
| public static native int bls12381_mapFp2ToG2(byte[] r, int r_len, byte[] inputs, int inputs_len); | ||
|
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| public static byte[] g1add(byte[] inputs) { | ||
| byte[] result = new byte[128]; | ||
| int status = bls12381_g1add(result, result.length, inputs, inputs.length); | ||
| if (status != 0) { | ||
| throw new RuntimeException("eth_evm_bls12381_g1add failed with status: " + status); | ||
| } | ||
| return result; | ||
| } | ||
|
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| public static byte[] g2add(byte[] inputs) { | ||
| byte[] result = new byte[256]; | ||
| int status = bls12381_g2add(result, result.length, inputs, inputs.length); | ||
| if (status != 0) { | ||
| throw new RuntimeException("eth_evm_bls12381_g2add failed with status: " + status); | ||
| } | ||
| return result; | ||
| } | ||
|
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| public static byte[] g1mul(byte[] inputs) { | ||
| byte[] result = new byte[128]; | ||
| int status = bls12381_g1mul(result, result.length, inputs, inputs.length); | ||
| if (status != 0) { | ||
| throw new RuntimeException("eth_evm_bls12381_g1mul failed with status: " + status); | ||
| } | ||
| return result; | ||
| } | ||
|
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| public static byte[] g2mul(byte[] inputs) { | ||
| byte[] result = new byte[256]; | ||
| int status = bls12381_g2mul(result, result.length, inputs, inputs.length); | ||
| if (status != 0) { | ||
| throw new RuntimeException("eth_evm_bls12381_g2mul failed with status: " + status); | ||
| } | ||
| return result; | ||
| } | ||
|
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| public static byte[] g1msm(byte[] inputs) { | ||
| byte[] result = new byte[128]; | ||
| int status = bls12381_g1msm(result, result.length, inputs, inputs.length); | ||
| if (status != 0) { | ||
| throw new RuntimeException("eth_evm_bls12381_g1msm failed with status: " + status); | ||
| } | ||
| return result; | ||
| } | ||
|
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| public static byte[] g2msm(byte[] inputs) { | ||
| byte[] result = new byte[256]; | ||
| int status = bls12381_g2msm(result, result.length, inputs, inputs.length); | ||
| if (status != 0) { | ||
| throw new RuntimeException("eth_evm_bls12381_g2msm failed with status: " + status); | ||
| } | ||
| return result; | ||
| } | ||
|
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| public static byte[] pairingCheck(byte[] inputs) { | ||
| byte[] result = new byte[32]; | ||
| int status = bls12381_pairingCheck(result, result.length, inputs, inputs.length); | ||
| if (status != 0) { | ||
| throw new RuntimeException("eth_evm_bls12381_pairingcheck failed with status: " + status); | ||
| } | ||
| return result; | ||
| } | ||
|
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| public static byte[] mapFpToG1(byte[] inputs) { | ||
| byte[] result = new byte[128]; | ||
| int status = bls12381_mapFpToG1(result, result.length, inputs, inputs.length); | ||
| if (status != 0) { | ||
| throw new RuntimeException("eth_evm_bls12381_map_fp_to_g1 failed with status: " + status); | ||
| } | ||
| return result; | ||
| } | ||
|
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| public static byte[] mapFp2ToG2(byte[] inputs) { | ||
| byte[] result = new byte[256]; | ||
| int status = bls12381_mapFp2ToG2(result, result.length, inputs, inputs.length); | ||
| if (status != 0) { | ||
| throw new RuntimeException("eth_evm_bls12381_map_fp2_to_g2 failed with status: " + status); | ||
| } | ||
| return result; | ||
| } | ||
| } |
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