pub(crate) fn merkle_add(
    ctx: FunctionEnvMut<'_, Env>,
    ptr: WasmPtr<u8>,
    len: u32
) -> i64
Expand description

Adds data to merkle tree. The tree, database connection, and new data to add is read from ptr at offset specified by len. Returns 0 on success; otherwise, returns an error-code corresponding to a [ContractError] (defined in the SDK). See also the method merkle_add in sdk/src/merkle.rs.

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