SyncSwapper

Git Source

Inherits: ERC20Selectors, Masks

Title: SyncSwap style swapper, pre-funded, all pool variations

State Variables

SYNCSWAP_SELECTOR

selector for swap(bytes,address,address,bytes)

bytes32 internal constant SYNCSWAP_SELECTOR = 0x7132bb7f00000000000000000000000000000000000000000000000000000000

Functions

_swapSyncExactIn

Swaps exact input on SyncSwap

Pre-funded, all pool variations. Pay flag: 0 = caller pays; 1 = contract pays; greater = pre-funded.

Note: calldata-offset-table:

Offset Length (bytes) Description
0 20 pool
20 1 pay flag <- 0: caller pays; 1: contract pays; greater: pre-funded 
function _swapSyncExactIn(
    uint256 fromAmount,
    address tokenIn,
    address receiver,
    address callerAddress,
    uint256 currentOffset //
)
    internal
    returns (uint256 buyAmount, uint256 payFlag);

Parameters

Name Type Description
fromAmount uint256 Input amount
tokenIn address Input token address
receiver address Receiver address
callerAddress address Address of the caller
currentOffset uint256 Current position in the calldata

Returns

Name Type Description
buyAmount uint256 Output amount
payFlag uint256 Updated calldata offset after processing

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