Function cuprate_blockchain::ops::key_image::key_image_exists
source · pub fn key_image_exists(
key_image: &KeyImage,
table_key_images: &impl DatabaseRo<KeyImages>,
) -> Result<bool, RuntimeError>
Expand description
Check if a KeyImage
exists - i.e. if it is “spent”.
§Errors
This function returns RuntimeError::KeyNotFound
if the input (if applicable) doesn’t exist or other RuntimeError
’s on database errors.