# ChunkLayout

Defined in: [packages/filecoin-encryption-envelope/src/chunk-layout.ts:13](https://github.com/FilOzone/synapse-sdk/blob/4fe24ea1c76c9b1fa1489b7cdbb1cc279bd2576a/packages/filecoin-encryption-envelope/src/chunk-layout.ts#L13)

## Properties

### chunkCount

> **chunkCount**: `number`

Defined in: [packages/filecoin-encryption-envelope/src/chunk-layout.ts:14](https://github.com/FilOzone/synapse-sdk/blob/4fe24ea1c76c9b1fa1489b7cdbb1cc279bd2576a/packages/filecoin-encryption-envelope/src/chunk-layout.ts#L14)

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### lastChunkCipherLength

> **lastChunkCipherLength**: `number`

Defined in: [packages/filecoin-encryption-envelope/src/chunk-layout.ts:16](https://github.com/FilOzone/synapse-sdk/blob/4fe24ea1c76c9b1fa1489b7cdbb1cc279bd2576a/packages/filecoin-encryption-envelope/src/chunk-layout.ts#L16)

Wire bytes of the final chunk, tag included.

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### plaintextSize

> **plaintextSize**: `number`

Defined in: [packages/filecoin-encryption-envelope/src/chunk-layout.ts:17](https://github.com/FilOzone/synapse-sdk/blob/4fe24ea1c76c9b1fa1489b7cdbb1cc279bd2576a/packages/filecoin-encryption-envelope/src/chunk-layout.ts#L17)