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* Added extension methods to facilitate program data encoding and decoding and abstract class for bit masks.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| namespace Solnet.Programs.Abstract | ||
| { | ||
| /// <summary> | ||
| /// Represents a flag using a byte for masking. | ||
| /// </summary> | ||
| public class ByteFlag : Flag<byte> | ||
| { | ||
| /// <summary> | ||
| /// Check if the 1st bit is set. | ||
| /// </summary> | ||
| public bool Bit0 => (Value & 0x01) != 0; | ||
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| /// <summary> | ||
| /// Check if the 2nd bit is set. | ||
| /// </summary> | ||
| public bool Bit1 => (Value & 0x02) != 0; | ||
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| /// <summary> | ||
| /// Check if the 3rc bit is set. | ||
| /// </summary> | ||
| public bool Bit2 => (Value & 0x04) != 0; | ||
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| /// <summary> | ||
| /// Check if the 4th bit is set. | ||
| /// </summary> | ||
| public bool Bit3 => (Value & 0x08) != 0; | ||
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| /// <summary> | ||
| /// Check if the 5th bit is set. | ||
| /// </summary> | ||
| public bool Bit4 => (Value & 0x10) != 0; | ||
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| /// <summary> | ||
| /// Check if the 6th bit is set. | ||
| /// </summary> | ||
| public bool Bit5 => (Value & 0x20) != 0; | ||
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| /// <summary> | ||
| /// Check if the 7th bit is set. | ||
| /// </summary> | ||
| public bool Bit6 => (Value & 0x40) != 0; | ||
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| /// <summary> | ||
| /// Check if the 8th bit is set. | ||
| /// </summary> | ||
| public bool Bit7 => (Value & 0x80) != 0; | ||
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| /// <summary> | ||
| /// Initialize the flags with the given byte. | ||
| /// </summary> | ||
| /// <param name="mask">The byte to use.</param> | ||
| public ByteFlag(byte mask) : base(mask) { } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| namespace Solnet.Programs.Abstract | ||
| { | ||
| /// <summary> | ||
| /// Represents bitmask flags for various types of accounts within Solana Programs. | ||
| /// </summary> | ||
| public abstract class Flag<T> | ||
| { | ||
| /// <summary> | ||
| /// The mask for the account flags. | ||
| /// </summary> | ||
| public T Value { get; } | ||
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| /// <summary> | ||
| /// Initialize the flags with the given mask. | ||
| /// </summary> | ||
| /// <param name="mask">The mask to use.</param> | ||
| protected Flag(T mask) | ||
| { | ||
| Value = mask; | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,53 +1,54 @@ | ||
| using Solnet.Rpc.Models; | ||
| using Solnet.Wallet; | ||
| using Solnet.Wallet.Utilities; | ||
| using System.Collections.Generic; | ||
| using System.Text; | ||
|
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| namespace Solnet.Programs | ||
| { | ||
| /// <summary> | ||
| /// Helper class for the Shared Memory Program. | ||
| /// <remarks> | ||
| /// Used to write data to a given account data. | ||
| /// Note: this programm, as of writting this, was inactive in some clusters. | ||
| /// </remarks> | ||
| /// </summary> | ||
| public static class SharedMemoryProgram | ||
| { | ||
| /// <summary> | ||
| /// The address of the Shared Memory Program. | ||
| /// </summary> | ||
| public static readonly PublicKey ProgramId = new("shmem4EWT2sPdVGvTZCzXXRAURL9G5vpPxNwSeKhHUL"); | ||
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| /// <summary> | ||
| /// Creates an instruction used to interact with the Shared memory program. | ||
| /// This instruction writes data to a given program starting at a specific offset. | ||
| /// </summary> | ||
| /// <param name="dest">The account where the data is to be written.</param> | ||
| /// <param name="payload">The data to be written.</param> | ||
| /// <param name="offset">The offset of the account data to write to.</param> | ||
| /// <returns>The <see cref="TransactionInstruction"/> encoded that interacts with the shared memory program..</returns> | ||
| public static TransactionInstruction Write(PublicKey dest, byte[] payload, ulong offset) | ||
| { | ||
| var keys = new List<AccountMeta> | ||
| { | ||
| new (dest, true) | ||
| }; | ||
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| var transactionData = new byte[payload.Length + 8]; | ||
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| Utils.Int64ToByteArrayLe(offset, transactionData, 0); | ||
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| payload.CopyTo(transactionData, 8); | ||
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| return new TransactionInstruction | ||
| { | ||
| ProgramId = ProgramId.KeyBytes, | ||
| Keys = keys, | ||
| Data = transactionData | ||
| }; | ||
| } | ||
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| } | ||
| using Solnet.Programs.Utilities; | ||
| using Solnet.Rpc.Models; | ||
| using Solnet.Wallet; | ||
| using Solnet.Wallet.Utilities; | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Text; | ||
|
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| namespace Solnet.Programs | ||
| { | ||
| /// <summary> | ||
| /// Helper class for the Shared Memory Program. | ||
| /// <remarks> | ||
| /// Used to write data to a given account data. | ||
| /// Note: this program, as of writing this, was inactive in some clusters. | ||
| /// </remarks> | ||
| /// </summary> | ||
| public static class SharedMemoryProgram | ||
| { | ||
| /// <summary> | ||
| /// The address of the Shared Memory Program. | ||
| /// </summary> | ||
| public static readonly PublicKey ProgramId = new("shmem4EWT2sPdVGvTZCzXXRAURL9G5vpPxNwSeKhHUL"); | ||
|
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| /// <summary> | ||
| /// Creates an instruction used to interact with the Shared memory program. | ||
| /// This instruction writes data to a given program starting at a specific offset. | ||
| /// </summary> | ||
| /// <param name="dest">The account where the data is to be written.</param> | ||
| /// <param name="payload">The data to be written.</param> | ||
| /// <param name="offset">The offset of the account data to write to.</param> | ||
| /// <returns>The <see cref="TransactionInstruction"/> encoded that interacts with the shared memory program..</returns> | ||
| public static TransactionInstruction Write(PublicKey dest, ReadOnlySpan<byte> payload, ulong offset) | ||
| { | ||
| List<AccountMeta> keys = new () | ||
| { | ||
| new AccountMeta(dest, true) | ||
| }; | ||
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| byte[] transactionData = new byte[payload.Length + 8]; | ||
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| transactionData.WriteU64(offset, 0); | ||
| transactionData.WriteSpan(payload, 8); | ||
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| return new TransactionInstruction | ||
| { | ||
| ProgramId = ProgramId.KeyBytes, | ||
| Keys = keys, | ||
| Data = transactionData | ||
| }; | ||
| } | ||
|
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| } | ||
| } |
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