File content as of revision 2:54392adb3ed5:

#include "modem_ref_helper.h"

#if 0
    #define HELPER_PRINT(...)  PRINT(__VA_ARGS__)
#else
    #define HELPER_PRINT(...);
#endif

static WizziCom* g_modem_com;
static Semaphore g_modem_ready[MAX_USER_NB];

static void modem_print_status(int status)
{
    switch (status)
    {
        case ALP_ERR_NONE:
            HELPER_PRINT("Status: OK\n");
            break;
        default:
            HELPER_PRINT("Status: error %d\n", status);
            break;
    }
}

static void modem_print_resp(int status)
{
    switch (status)
    {
        case ALP_ERR_NONE:
            HELPER_PRINT("Resp: OK\n");
            break;
        case ALP_ERR_FILE_EXIST:
            HELPER_PRINT("Resp: Already registered\n");
            break;
        default:
            HELPER_PRINT("Resp: error %d\n", status);
            break;
    }
}

int my_alp_itf_d7a_cfg_size(d7a_sp_cfg_t* cfg)
{
    int size = sizeof(d7a_sp_cfg_t) - sizeof(d7a_addressee_t);
    size += D7A_ADDR_LEN(cfg->addressee.ctrl);
    return size;
}

// ============================================================}}}

// Serial adapters to WizziLab's own architecture
// ============================================================{{{

static void modem_serial_input(WizziCom* com, WizziComPacket_t* pkt)
{
    modem_input(wizzicom_type_to_flow(pkt->type), pkt->data, pkt->length);
    FREE(pkt);
}

static int modem_serial_send(uint8_t* data1, uint8_t size1, uint8_t* data2, uint8_t size2)
{
    (void)size1;
    
    // Retrieve Flow ID from header and send packet 
    g_modem_com->send((WizziComPacketType)wizzicom_flow_to_type(data1[4]), size2, data2);

    return (size1 + size2);
}

// Callback for user_id User
static void my_main_callback(uint8_t terminal, int8_t err, uint8_t id)
{
    (void)id;
    
    if (terminal)
    {
        modem_print_status(err);
        g_modem_ready[id].release();
    }
    else
    {
        modem_print_resp(err);
    }
}

// Misc
// ============================================================{{{

void modem_update_file(uint8_t fid, alp_file_header_t* header, uint8_t* data)
{
    alp_file_header_t remote_header;
    uint8_t user_id = modem_get_id(my_main_callback);
    
    memset(&remote_header, 0, sizeof(alp_file_header_t));
    
    // Read remote header
    modem_read_fprop(fid, &remote_header, user_id);
    g_modem_ready[user_id].wait();
    
    // Add file in local file system
    ram_fs_new(fid, (uint8_t*)header, data);
    
    // Update file
    if (memcmp(&remote_header, header, sizeof(alp_file_header_t)))
    {
        HELPER_PRINT("Updating file %d\n", fid);
        // Delete
        modem_delete_file(fid, user_id);
        g_modem_ready[user_id].wait();
        // Restore in local file system
        ram_fs_new(fid, (uint8_t*)header, data);
        // Re-create
        if (data)
        {
            modem_declare_file(fid, header, user_id);
        }
        else
        {
            modem_create_file(fid, header, user_id);
        }
        g_modem_ready[user_id].wait();
    }
    else
    {
        HELPER_PRINT("File %d up to date\n", fid);
    }
    
    modem_free_id(user_id);
}

void modem_helper_open(modem_callbacks_t* callbacks)
{
    static union {
        uint8_t      b[8];
        uint32_t     w[2];
    } uid;
    revision_t rev;
        
    // Hardware reset
    DigitalOut reset_low(MODEM_PIN_RESET, 0);
    Thread::wait(100);
        
    // Release reset
    DigitalIn reset_release(MODEM_PIN_RESET);
    Thread::wait(2000);
    
    // Open modem Com port
    g_modem_com = new WizziCom(MODEM_PIN_TX, MODEM_PIN_RX, MODEM_PIN_IRQ_OUT, MODEM_PIN_IRQ_IN);
    
    // Redirect All Port traffic to modem_serial_input
    g_modem_com->attach(modem_serial_input, WizziComPacketUntreated);

    // Open driver
    modem_open(modem_serial_send, callbacks);
    
    uint8_t user_id = modem_get_id(my_main_callback);

    HELPER_PRINT("Start Modem Process (id=%d)\n", user_id);
    Thread::wait(1000);
    
    modem_read_file(D7A_FID_UID, uid.b, 0, 8, user_id);
    g_modem_ready[user_id].wait();
    
    modem_read_file(D7A_FID_FIRMWARE_VERSION, (uint8_t*)&rev, 0, sizeof(revision_t), user_id);
    g_modem_ready[user_id].wait();
    
    PRINT("------------ D7A Modem infos ------------\r\n");
    PRINT_DATA(" - UID:              ", "%02X", uid.b, 8, "\r\n");
    PRINT(" - Manufacturer ID:  %08X\r\n", rev.manufacturer_id);
    PRINT(" - Device ID:        %08X\r\n", rev.device_id);
    PRINT(" - Hardware version: %08X\r\n", rev.hw_version);
    PRINT(" - Firmware version: v%d.%d.%d\r\n", rev.fw_version.major, rev.fw_version.minor, rev.fw_version.patch);
    PRINT(" - File system CRC:  0x%08x\r\n", rev.fs_crc);
    PRINT("-----------------------------------------\r\n");
        
    // Check version
    if (rev.fw_version.major != MODEM_VERSION_MAJOR || rev.fw_version.minor < MODEM_VERSION_MINOR)
    {
        PRINT("You need a modem at version %d.%d.x to use this APP.\n"
              "Please check updates by importing:\n"
              "https://developer.mbed.org/teams/WizziLab/code/D7A_WM_Updater\n"
              , MODEM_VERSION_MAJOR, MODEM_VERSION_MINOR);
        Thread::wait(osWaitForever);
    }
    
    modem_free_id(user_id);
}