Commit d0e498dbd1d35572564b7372af00a0542f585684
check the source array's length before writting to mem
wanderer committed on 9/4/2016, 3:46:20 PMParent: 5940f1f1ef3193889f5dd9c71bee73ed64311513
Files changed
| debugInterface.js | changed |
| interface.js | changed |
| debugInterface.js | ||
|---|---|---|
| @@ -36,9 +36,8 @@ | ||
| 36 | 36 | console.log('-------------stack--------------') |
| 37 | 37 | for (let i = sp; i >= 0; i -= 32) { |
| 38 | 38 | console.log(`${(sp - i) / 32} ${this.getMemoryBuffer(i).reverse().toString('hex')}`) |
| 39 | 39 | } |
| 40 | - return sp | |
| 41 | 40 | }.bind(this) |
| 42 | 41 | } |
| 43 | 42 | } |
| 44 | 43 | |
| interface.js | ||
|---|---|---|
| @@ -515,10 +515,12 @@ | ||
| 515 | 515 | return new Uint8Array(this.module.exports.memory, offset, length) |
| 516 | 516 | } |
| 517 | 517 | |
| 518 | 518 | setMemory (offset, length, value) { |
| 519 | - const memory = new Uint8Array(this.module.exports.memory, offset, length) | |
| 520 | - memory.set(value) | |
| 519 | + if (value.length) { | |
| 520 | + const memory = new Uint8Array(this.module.exports.memory, offset, length) | |
| 521 | + memory.set(value) | |
| 522 | + } | |
| 521 | 523 | } |
| 522 | 524 | |
| 523 | 525 | /* |
| 524 | 526 | * Takes gas from the tank. Only needs to check if there's gas left to be taken, |
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