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pezkuwi-sdk/docs/sdk/src/reference_docs/custom_host_functions.rs
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pezkuwichain 1c0e57d984 feat: Rebrand Polkadot/Substrate references to PezkuwiChain
This commit systematically rebrands various references from Parity Technologies'
Polkadot/Substrate ecosystem to PezkuwiChain within the kurdistan-sdk.

Key changes include:
- Updated external repository URLs (zombienet-sdk, parity-db, parity-scale-codec, wasm-instrument) to point to pezkuwichain forks.
- Modified internal documentation and code comments to reflect PezkuwiChain naming and structure.
- Replaced direct references to  with  or specific paths within the  for XCM, Pezkuwi, and other modules.
- Cleaned up deprecated  issue and PR references in various  and  files, particularly in  and  modules.
- Adjusted image and logo URLs in documentation to point to PezkuwiChain assets.
- Removed or rephrased comments related to external Polkadot/Substrate PRs and issues.

This is a significant step towards fully customizing the SDK for the PezkuwiChain ecosystem.
2025-12-14 00:04:10 +03:00

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1.4 KiB
Rust

//! # Custom Host Functions
//!
//! Host functions are functions that the wasm instance can use to communicate with the node. Learn
//! more about this in [`crate::reference_docs::wasm_meta_protocol`].
//!
//! ## Finding Host Functions
//!
//! To declare a set of functions as host functions, you need to use the `#[runtime_interface]`
//! ([`pezsp_runtime_interface`]) attribute macro. The most notable set of host functions are those
//! that allow the runtime to access the chain state, namely [`pezsp_io::storage`]. Some other notable
//! host functions are also defined in [`pezsp_io`].
//!
//! ## Adding New Host Functions
//!
//! > Adding a new host function is a big commitment and should be done with care. Namely, the nodes
//! > in the network need to support all host functions forever in order to be able to sync
//! > historical blocks.
//!
//! Adding host functions is only possible when you are using a node-template, so that you have
//! access to the boilerplate of building your node.
//!
//! A group of host functions can always be grouped to gether as a tuple:
#![doc = docify::embed!("../../bizinikiwi/primitives/io/src/lib.rs", BizinikiwiHostFunctions)]
//!
//! The host functions are attached to the node side's [`pezsc_executor::WasmExecutor`]. For example in
//! the minimal template, the setup looks as follows:
#![doc = docify::embed!("../../templates/minimal/node/src/service.rs", FullClient)]