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Timestamp:
02/28/08 20:51:07 (4 years ago)
Author:
ocnils
Message:

Deleted coin locking (#3)
Merged "3.8. Accepting coins" into "3.7. Redeeming Coins"

Files:
1 modified

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  • trunk/standards/protocol.txt

    r139 r141  
    4646      3.6.  Wallet to Wallet 
    4747      3.7.  Redeeming Coins  
    48       3.8.  Accepting coins 
    4948   4. References 
    5049 
    … …  
    3343333.7 Redeeming Coins  
    335334 
    336 * Wallet locks serials at IS (see above LOCK_COIN) 
    337  
    338 * Wallet sends coins + target to IS [was: REDEEM_COINS_REQUEST] 
    339  
    340    TRANSFER_TOKEN_REQUEST( transaction_id, list_of_options, target, \ 
    341                            (empty list), list_of_coins ) 
    342  
    343     target may be an account and is of the form: 
     335* Wallet sends coins + target to IS 
     336 
     337    W:  TRANSFER_TOKEN_REQUEST( 
     338            transaction_id, list_of_options, target, (empty list), list_of_coins  
     339        ) 
     340 
     341  target may be an account and is of the form: 
     342 
    344343        MINT_REQUEST=#base64(request_id) 
    345344        ONLINE_BANKING_ACCOUNT=#string(account_identifier) 
    346345        and so on... to be defined with relationship between IS and individual 
    347346 
    348 * continue with 3.8 
    349  
    350 * Send money to target 
    351  
    352  
    353 3.8 Accepting coins 
    354  
    355 * IS checks: 
     347 
     348* IS checks if tokens and target are valid 
    356349    - if minting keys are still valid (XXX coin has not expired) 
    357350    - if serial is still valid (against DSDB) 
    358351    - if signature is valid 
    359     - if target is valid 
    360  
    361 * IS rejects with reason (key id unknown, coin outdated, coin spent, signature 
    362   invalid) per coin or [was: REDEEM_COINS_REJECT] 
    363  
    364     TRANSFER_TOKEN_REJECT( transaction_id, reason, 
    365                            (empty list), list( (coin1.key_id,  reason1), ... )  ) 
    366  
    367 * (IS tries to service target, rejects with reason if not possible) 
    368  
    369 * IS enters serials into DSDB 
    370  
    371 * IS sends accept to Wallet [was: REDEEM_COINS_ACCEPT] 
    372  
    373     TRANSFER_TOKEN_ACCEPT( transaction_id, message, (empty list)) 
     352 
     353  If not, IS rejects with reason (key id unknown, coin outdated, coin spent,  
     354  signature invalid) per coin or sweeping 
     355 
     356    IS: TRANSFER_TOKEN_REJECT(  
     357            transaction_id, reason, (empty list), list( (coin1.key_id,  reason1), ... )  ) 
     358        ) 
     359 
     360  If tokens and target are valid, IS enters the serials of the tokens into the 
     361  DSDB, servers the target and replies 
     362 
     363    IS: TRANSFER_TOKEN_ACCEPT(  
     364            transaction_id, message, (empty list) 
     365        ) 
    374366 
    375367