Implement EIP-7825 for osaka (wip)

packages/client/src/service/txpool.ts

@@ -327,6 +327,16 @@
       )
     }
 
+    // EIP-7825: Transaction Gas Limit Cap
+    if (tx.common.isActivatedEIP(7825)) {
+      const maxGasLimit = tx.common.param('maxTransactionGasLimit')
+      if (tx.gasLimit > maxGasLimit) {
+        throw EthereumJSErrorWithoutCode(
+          `Transaction gas limit ${tx.gasLimit} exceeds the maximum allowed by EIP-7825 (${maxGasLimit})`,
+        )
+      }
+    }
+
     // Copy VM in order to not overwrite the state root of the VMExecution module which may be concurrently running blocks
     const vmCopy = await this.service.execution.vm.shallowCopy()
     // Set state root to latest block so that account balance is correct when doing balance check

packages/common/src/eips.ts

@@ -470,6 +470,15 @@ export const eipsDict: EIPsDict = {
     minimumHardfork: Hardfork.Chainstart,
     requiredEIPs: [2935],
   },
+  /**
+   * Description : Transaction Gas Limit Cap
+   * URL         : https://eips.ethereum.org/EIPS/eip-7825
+   * Status      : Draft
+   */
+  7825: {
+    minimumHardfork: Hardfork.Osaka,
+    requiredEIPs: [],
+  },
   /**
    * Description : Ethereum state using a unified binary tree (experimental)
    * URL         : hhttps://eips.ethereum.org/EIPS/eip-7864

packages/common/src/hardforks.ts

@@ -166,7 +166,7 @@ export const hardforksDict: HardforksDict = {
    * Status     : Final
    */
   osaka: {
-    eips: [663, 3540, 3670, 4200, 4750, 5450, 6206, 7069, 7480, 7620, 7692, 7698],
+    eips: [663, 3540, 3670, 4200, 4750, 5450, 6206, 7069, 7480, 7620, 7692, 7698, 7825],
   },
   /**
    * Description: Next feature hardfork after osaka, internally used for verkle testing/implementation (incomplete/experimental)

packages/evm/src/evm.ts

@@ -251,7 +251,7 @@ export class EVM implements EVMInterface {
     const supportedEIPs = [
       663, 1153, 1559, 2537, 2565, 2718, 2929, 2930, 2935, 3198, 3529, 3540, 3541, 3607, 3651, 3670,
       3855, 3860, 4200, 4399, 4750, 4788, 4844, 4895, 5133, 5450, 5656, 6110, 6206, 6780, 6800,
-      7002, 7069, 7251, 7480, 7516, 7620, 7685, 7691, 7692, 7698, 7702, 7709,
+      7002, 7069, 7251, 7480, 7516, 7620, 7685, 7691, 7692, 7698, 7702, 7709, 7825,
     ]
 
     for (const eip of this.common.eips()) {

packages/tx/src/params.ts

@@ -66,4 +66,10 @@ export const paramsTx: ParamsDict = {
   7691: {
     maxBlobGasPerBlock: 1179648, // The max blob gas allowable per block
   },
+  /**
+   * Transaction Gas Limit Cap
+   */
+  7825: {
+    maxTransactionGasLimit: 30000000, // Maximum gas limit for a single transaction (30M)
+  },
 }

packages/tx/src/util/internal.ts

@@ -163,6 +163,16 @@
   // EIP-2681 limits nonce to 2^64-1 (cannot equal 2^64-1)
   valueBoundaryCheck({ nonce: tx.nonce }, 64, true)
 
+  // EIP-7825: Transaction Gas Limit Cap
+  if (tx.common.isActivatedEIP(7825)) {
+    const maxGasLimit = tx.common.param('maxTransactionGasLimit')
+    if (tx.gasLimit > maxGasLimit) {
+      throw EthereumJSErrorWithoutCode(
+        `Transaction gas limit ${tx.gasLimit} exceeds the maximum allowed by EIP-7825 (${maxGasLimit})`,
+      )
+    }
+  }
+
   const createContract = tx.to === undefined || tx.to === null
   const allowUnlimitedInitCodeSize = opts.allowUnlimitedInitCodeSize ?? false