AaveV2FlashLoanCallback

Git Source

Inherits: Masks, DeltaErrors

Title: Take an Aave V2 flash loan callback

State Variables

AAVE_V2

address private constant AAVE_V2 = 0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9

GRANARY

address private constant GRANARY = 0xB702cE183b4E1Faa574834715E5D4a6378D0eEd3

RADIANT_V2

address private constant RADIANT_V2 = 0xA950974f64aA33f27F6C5e017eEE93BF7588ED07

Functions

executeOperation

Handles Aave V2 flash loan callback

Validates caller, extracts original caller from params, and executes compose operations

Note: calldata-offset-table:

Offset Length (bytes) Description
0 20 origCaller
20 1 poolId
21 Variable composeOperations 
function executeOperation(
    address[] calldata,
    uint256[] calldata,
    uint256[] calldata, // we assume that the data is known to the caller in advance
    address initiator,
    bytes calldata params
)
    external
    returns (bool);

Parameters

Name Type Description
<none> address[]
<none> uint256[]
<none> uint256[]
initiator address The address that initiated the flash loan
params bytes

Returns

Name Type Description
<none> bool Always returns true on success

_deltaComposeInternal

Internal function to execute compose operations

Override point for flash loan callbacks to execute compose operations

function _deltaComposeInternal(address callerAddress, uint256 offset, uint256 length) internal virtual;

Parameters

Name Type Description
callerAddress address Address of the original caller
offset uint256 Current calldata offset
length uint256 Length of remaining calldata

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