kermit.h

00001 #if 0
00002 #include "mbed.h"
00003 
00004 #define RADIO_FILE_XFER
00005 
00006 #ifdef RADIO_FILE_XFER
00007 #include "sx127x_lora.h"
00008 #endif /* RADIO_FILE_XFER */
00009 
00010 
00011 #define SOH     0x01
00012 #define NAK     0x15
00013 #define CAN     0x18
00014 
00015 typedef enum {
00016     KERMIT_STATE_OFF = 0,
00017     KERMIT_STATE_WAIT_SOH,
00018     KERMIT_STATE_WAIT_LEN,
00019     KERMIT_STATE_WAIT_SEQ,
00020     KERMIT_STATE_WAIT_TYPE,
00021     KERMIT_STATE_DATA,
00022     KERMIT_STATE_GET_EOL,
00023 } kermit_state_e;
00024 
00025 
00026 class Kermit
00027 {
00028     public:
00029         Kermit(SX127x_lora& _lora);
00030         ~Kermit();
00031         
00032         bool uart_rx_enabled;
00033         bool got_send_init;
00034         bool end;
00035         uint8_t end_cause;
00036         uint32_t total_file_bytes;
00037         SX127x_lora& lora;
00038         char filename[128];
00039         
00040         uint32_t bin_data_u32[128];
00041         uint8_t* bin_data;
00042         uint32_t bin_data_idx;        
00043         
00044         uint8_t maxl;
00045         uint8_t time;
00046         uint8_t npad;
00047         char padc;
00048         char eol;
00049         char qctl;  // verbatim quote char
00050         char qbin;
00051         char chkt;
00052         char rept;        
00053         
00054         void rx_callback(uint8_t);
00055         void uart_rx_enable(void);
00056         void service(void);
00057         uint32_t _HAL_CRC_Calculate(uint32_t u32_buf[], uint32_t Size);
00058         void test_crc(void);
00059         
00060     protected:
00061         bool show_error;
00062         bool end_after_tx;
00063         kermit_state_e state;
00064         void kermit_uart_tx(void);    
00065         int parse_rx(void);
00066         void radio_xfer_rx(void);
00067         
00068         uint8_t tochar(uint8_t c);
00069         uint8_t unchar(uint8_t c);
00070         uint8_t ctl(uint8_t c);
00071         
00072         uint32_t uart_rx_sum;        
00073         uint8_t uart_rx_data[128];
00074         uint8_t uart_rx_data_idx;
00075         uint8_t uart_rx_length; 
00076         char uart_rx_seq;
00077         char uart_rx_type;
00078         
00079         float uart_tx_sleep;
00080         uint8_t uart_tx_data[128];
00081         uint8_t uart_tx_data_idx;
00082         bool uart_do_tx;
00083 };
00084 #endif /* #if 0 */