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Co-authored-by: Tyera Eulberg <teulberg@gmail.com>
This commit is contained in:
Trent Nelson
2020-09-18 11:40:04 -06:00
committed by mergify[bot]
parent f52fdc8546
commit 7ee07fd4e8
1 changed files with 8 additions and 8 deletions
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docs/src/integrations/exchange.md
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@@ -526,15 +526,15 @@ spl-token-cli 2.0.1
### Account Creation ### Account Creation
SPL Token accounts impose additional requirements as opposed to native System SPL Token accounts carry additional requirements that native System
Program accounts. Program accounts do not:
1. SPL Token accounts are not implicitly created, so must be created explicitly 1. SPL Token accounts are not implicitly created, so must be created explicitly
before an SPL Token balance can be deposited before an SPL Token balance can be deposited
1. SPL Token accounts must remain [rent-exempt](https://docs.solana.com/apps/rent#rent-exemption) 1. SPL Token accounts must remain [rent-exempt](https://docs.solana.com/apps/rent#rent-exemption)
for the duration of their existence and therefore require a small amount of for the duration of their existence and therefore require a small amount of
native SOL tokens be deposited at account creation. For SPL Token v2 accounts, native SOL tokens be deposited at account creation. For SPL Token v2 accounts,
this amount is 2,039,280 Lamports (0.00203928 SOL). this amount is 0.00203928 SOL (2,039,280 lamports).
#### Command Line #### Command Line
To create an SPL Token account, for the given mint at a random address and owned To create an SPL Token account, for the given mint at a random address and owned
@@ -567,7 +567,7 @@ $ solana balance 6VzWGL51jLebvnDifvcuEDec17sK6Wupi4gYhm5RzfkV
### Token Transfers ### Token Transfers
For SPL Token transfers to succeed a few prerequisite conditions must be met For SPL Token transfers to succeed, a few prerequisite conditions must be met:
1. The recipient account must exist before the transfer is executed. As described 1. The recipient account must exist before the transfer is executed. As described
in [account creation](#account-creation), SPL Token accounts are *not* explicitly in [account creation](#account-creation), SPL Token accounts are *not* explicitly
created. created.
@@ -591,8 +591,8 @@ Signature: 3R6tsog17QM8KfzbcbdP4aoMfwgo6hBggJDVy7dZPVmH2xbCWjEj31JKD53NzMrf25ChF
### Deposits ### Deposits
Since each `(user, mint)` pair requires a separate account on chain, it is Since each `(user, mint)` pair requires a separate account on chain, it is
recommended that batches of token accounts be created in advance and assigned recommended that an exchange create batches of token accounts in advance and assign them
to users as requested. These accounts should all be owned by exchange-controlled to users on request. These accounts should all be owned by exchange-controlled
keypairs. keypairs.
Monitoring for deposits should follow the [block polling](#poll-for-blocks) method Monitoring for deposits should follow the [block polling](#poll-for-blocks) method
@@ -619,8 +619,8 @@ correct mint.
#### Freeze Authority #### Freeze Authority
For regulatory compliance reasons, an SPL Token issuing entity may optionally For regulatory compliance reasons, an SPL Token issuing entity may optionally
choose to impose "Freeze Authority" over all accounts created in association with choose to hold "Freeze Authority" over all accounts created in association with
it. This allows them to [freeze](https://spl.solana.com/token#freezing-accounts) its mint. This allows them to [freeze](https://spl.solana.com/token#freezing-accounts)
the assets in a given account at will, rendering the account unusable until thawed. the assets in a given account at will, rendering the account unusable until thawed.
If this feature is in use, the freeze authority's pubkey will be registered in If this feature is in use, the freeze authority's pubkey will be registered in
the SPL Token's mint account. the SPL Token's mint account.