459  * This function marks the provided QUIC TX packetiser as having its credit
471  * Adds unvalidated credit to a QUIC TX packetiser.
473  * This function increases the unvalidated credit of the provided QUIC TX
474  * packetiser. If the current unvalidated credit is not `SIZE_MAX`, the
475  * function adds three times the specified `credit` value, ensuring it does
477  * would cause an overflow, the unvalidated credit is capped at
478  * `SIZE_MAX - 1`. If the current unvalidated credit is already `SIZE_MAX`,
482  * @param credit The amount of credit to add, multiplied by 3.
485                                                     size_t credit)  in ossl_quic_tx_packetiser_add_unvalidated_credit()  argument
488         if ((SIZE_MAX - txp->unvalidated_credit) > (credit * 3))  in ossl_quic_tx_packetiser_add_unvalidated_credit()
489             txp->unvalidated_credit += credit * 3;  in ossl_quic_tx_packetiser_add_unvalidated_credit()
498  * Consumes unvalidated credit from a QUIC TX packetiser.
500  * This function decreases the unvalidated credit of the specified
501  * QUIC TX packetiser by the given `credit` value. If the unvalidated credit
503  * an unlimited credit state.
506  * @param credit The amount of credit to consume.
509                                                         size_t credit)  in ossl_quic_tx_packetiser_consume_unvalidated_credit()  argument
512         if (txp->unvalidated_credit < credit)  in ossl_quic_tx_packetiser_consume_unvalidated_credit()
515             txp->unvalidated_credit -= credit;  in ossl_quic_tx_packetiser_consume_unvalidated_credit()
520  * Checks if the QUIC TX packetiser has sufficient unvalidated credit.
522  * This function determines whether the unvalidated credit of the specified
523  * QUIC TX packetiser exceeds the required credit value (`req_credit`).
524  * If the unvalidated credit is greater than `req_credit`, the function
528  * @param req_credit The required credit value to compare against.
530  * @return 1 if the unvalidated credit exceeds `req_credit`, 0 otherwise.
2465         /* Log new TXFC credit which was consumed. */  in txp_generate_stream_frames()
2581              * flow control credit, make sure we account for that.  in txp_generate_stream_related()