0
0
Fork 0
wireless-proxy-esp32/main/DAP_handle.c

86 lines
2.0 KiB
C

/**
* @file DAP_handle.c
* @brief Handle DAP packets and transaction push
* @version 0.1
* @date 2020-01-25
*
* @copyright Copyright (c) 2020
*
*/
#include <stdint.h>
#include "usbip_server.h"
#include "DAP_handle.h"
#include "DAP.h"
#include "esp_libc.h"
////TODO: Merge this
#define DAP_PACKET_SIZE 512
static uint8_t data_out[DAP_PACKET_SIZE];
static int dap_respond = 0;
// SWO Trace
static int swo_trace_respond = 0;
static uint8_t *swo_data_to_send;
static uint32_t num_swo_data;
void handle_dap_data_request(usbip_stage2_header *header)
{
uint8_t *data_in = (uint8_t *)header;
data_in = &(data_in[sizeof(usbip_stage2_header)]);
// Point to the beginning of the URB packet
dap_respond = DAP_ProcessCommand((uint8_t *)data_in, (uint8_t *)data_out);
//handle_dap_data_response(header);
send_stage2_submit(header, 0, 0);
}
void handle_dap_data_response(usbip_stage2_header *header)
{
if (dap_respond)
{
//os_printf("*** Will respond");
send_stage2_submit_data(header, 0, data_out, (dap_respond & 0x0000FFFF));
dap_respond = 0;
//os_printf("*** RESPONDED ***");
}
else
{
//os_printf("*** Will NOT respond");
send_stage2_submit(header, 0, 0);
}
}
void handle_swo_trace_response(usbip_stage2_header *header)
{
if (swo_trace_respond)
{
swo_trace_respond = 0;
//os_printf("*** Will respond");
send_stage2_submit_data(header, 0, data_out, DAP_PACKET_SIZE);
//os_printf("*** RESPONDED ***");
}
else
{
//os_printf("*** Will NOT respond");
send_stage2_submit(header, 0, 0);
}
}
// SWO Data Queue Transfer
// buf: pointer to buffer with data
// num: number of bytes to transfer
void SWO_QueueTransfer(uint8_t *buf, uint32_t num)
{
swo_data_to_send = buf;
num_swo_data = num;
swo_trace_respond = 1;
}
// SWO Data Abort Transfer
void SWO_AbortTransfer(void)
{
//USBD_EndpointAbort(0U, USB_ENDPOINT_IN(2U));
////TODO: unlink might be useful ...
}