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Removes polltimeout behaviour and restructures

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Moves dfu_req_dnload_reply to ACK stage of a DNREQUEST.

Removes unneeded variables due to other simplifications.
This commit is contained in:
Jeremiah McCarthy
2021-04-22 17:45:33 -04:00
parent 8c80ddeb54
commit b8e5885c2b
2 changed files with 34 additions and 72 deletions
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28
src/class/dfu/dfu_device.h
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@@ -45,36 +45,16 @@ bool tud_dfu_firmware_valid_check_cb(void);
// Invoked when the device must reboot to dfu runtime mode
void tud_dfu_reboot_to_rt_cb(void);
// Invoked during a DFU_GETSTATUS request to get for the string index
// to the status description string table.
TU_ATTR_WEAK uint8_t tud_dfu_get_status_desc_table_index_cb(void);
// Invoked during a DFU_GETSTATUS request to set the timeout in ms to use
// before the subsequent DFU_GETSTATUS requests.
// The purpose of this value is to allow the device to tell the host
// how long to wait between the DFU_DNLOAD and DFU_GETSTATUS checks
// to allow the device to have time to erase, write memory, etc.
// ms_timeout is a pointer to array of length 3.
// Refer to the USB DFU class specification for more details
TU_ATTR_WEAK void tud_dfu_get_poll_timeout_cb(uint8_t *ms_timeout);
// Invoked when a DFU_DNLOAD request is received
// This should start a timer for ms_timeout ms
// When the timer has elapsed, tud_dfu_runtime_poll_timeout_done must be called
// NOTE: This callback should return immediately, and not implement the delay
// internally, as this will hold up the class stack from receiving any packets
// during the DFU_DNLOAD_SYNC and DFU_DNBUSY states
void tud_dfu_start_poll_timeout_cb(uint8_t *ms_timeout);
// Must be called when the poll_timeout has elapsed
void tud_dfu_poll_timeout_done(void);
// Invoked when a DFU_DNLOAD request is received
// This callback takes the wBlockNum chunk of length length and provides it
// to the application at the data pointer. This data is only valid for this
// call, so the app must use it not or copy it.
void tud_dfu_req_dnload_data_cb(uint16_t wBlockNum, uint8_t* data, uint16_t length);
// Must be called when the application is done using the last block of data
// provided by tud_dfu_req_dnload_data_cb
void tud_dfu_dnload_complete(void);
// Invoked during the last DFU_DNLOAD request, signifying that the host believes
// it is done transmitting data.
// Return true if the application agrees there is no more data