> ## Documentation Index
> Fetch the complete documentation index at: https://docs.solana.vanna.finance/llms.txt
> Use this file to discover all available pages before exploring further.

# Borrow and Repay

> Debt positions, user_borrow, repay from margin or wallet, deposit-and-borrow.

## `user_open_debt_position` / `user_close_debt_position`

Open once per (margin, reserve). Close when shares are zero.

## `user_borrow(assets, max_debt_shares)`

Accrue. Transfer cash to the margin vault. Mint debt shares ≤ `max_debt_shares`. Full-set health > 1.1.

## `user_repay_from_margin(max_assets, repay_all)`

Burn shares from vault cash.

## `public_repay_from_wallet(max_assets, repay_all)`

Anyone pays. Useful when the vault is stuck in another asset.

## `user_deposit_and_borrow(deposit_amount, borrow_amount, max_debt_shares)`

Atomic composite. Perps open uses this plus swap in the same transaction on the client.