WizziLab / Mbed OS D7A_1x_demo_big_file Featured

Sending and reception of big data file (1kB example)

Dependencies:   modem_ref_helper CRC DebouncedInterrupt

modem_callbacks.cpp@4:fd480d5fe62b, 2017-12-21 (annotated)

Committer:
Jeej
Date:
Thu Dec 21 15:19:49 2017 +0000
Revision:
4:fd480d5fe62b
Parent:
0:a2bbc478f812
Child:
6:33dfecc85ebf
Assert when data return is too big

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jeej 0:a2bbc478f812 1 #include "modem_ref_helper.h"
Jeej 0:a2bbc478f812 2 #include "files.h"
Jeej 0:a2bbc478f812 3
Jeej 4:fd480d5fe62b 4 #define SERIAL_MAX_PACKET_SIZE (255)
Jeej 4:fd480d5fe62b 5
Jeej 0:a2bbc478f812 6 // ============================================================}}}
Jeej 0:a2bbc478f812 7
Jeej 0:a2bbc478f812 8 // Callbacks to MODEM's ALP requests
Jeej 0:a2bbc478f812 9 // ============================================================{{{
Jeej 0:a2bbc478f812 10 void my_read(u8 fid, u32 offset, u32 length, int id)
Jeej 0:a2bbc478f812 11 {
Jeej 4:fd480d5fe62b 12 u8 data[SERIAL_MAX_PACKET_SIZE];
Jeej 4:fd480d5fe62b 13
Jeej 4:fd480d5fe62b 14 ASSERT((ALP_ACTION_RSP_TAG_SIZE + ALP_ACTION_RSP_F_DATA_SIZE(offset, length)) <= SERIAL_MAX_PACKET_SIZE,
Jeej 4:fd480d5fe62b 15 "Read response too big for serial protocol (%d/%dmax)", length, ALP_ACTION_RSP_TAG_SIZE + ALP_ACTION_RSP_F_DATA_SIZE(offset,SERIAL_MAX_PACKET_SIZE));
Jeej 0:a2bbc478f812 16
Jeej 0:a2bbc478f812 17 if (ram_fs_read(fid, offset, length, data))
Jeej 0:a2bbc478f812 18 {
Jeej 0:a2bbc478f812 19 modem_respond(0, ALP_ERR_FILE_NOT_FOUND, id);
Jeej 0:a2bbc478f812 20 }
Jeej 0:a2bbc478f812 21 else
Jeej 0:a2bbc478f812 22 {
Jeej 0:a2bbc478f812 23 modem_respond_read(fid, data, offset, length, id);
Jeej 0:a2bbc478f812 24 }
Jeej 0:a2bbc478f812 25 }
Jeej 0:a2bbc478f812 26
Jeej 0:a2bbc478f812 27 void my_write(u8 fid, void *data, u32 offset, u32 length, int id)
Jeej 0:a2bbc478f812 28 {
Jeej 0:a2bbc478f812 29 alp_errors_t err;
Jeej 0:a2bbc478f812 30
Jeej 0:a2bbc478f812 31 if (ram_fs_write(fid, offset, length, (uint8_t*)data))
Jeej 0:a2bbc478f812 32 {
Jeej 0:a2bbc478f812 33 err = ALP_ERR_FILE_NOT_FOUND;
Jeej 0:a2bbc478f812 34 }
Jeej 0:a2bbc478f812 35 else
Jeej 0:a2bbc478f812 36 {
Jeej 0:a2bbc478f812 37 err = ALP_ERR_NONE;
Jeej 0:a2bbc478f812 38
Jeej 0:a2bbc478f812 39 touch_t* touch = (touch_t*)MALLOC(sizeof(touch_t));
Jeej 0:a2bbc478f812 40
Jeej 0:a2bbc478f812 41 touch->fid = fid;
Jeej 0:a2bbc478f812 42 touch->offset = offset;
Jeej 0:a2bbc478f812 43 touch->length = length;
Jeej 0:a2bbc478f812 44
Jeej 0:a2bbc478f812 45 g_file_modified.put(touch);
Jeej 0:a2bbc478f812 46 }
Jeej 0:a2bbc478f812 47
Jeej 0:a2bbc478f812 48 modem_respond(0, err, id);
Jeej 0:a2bbc478f812 49 }
Jeej 0:a2bbc478f812 50
Jeej 0:a2bbc478f812 51 void my_read_fprop(u8 fid, int id)
Jeej 0:a2bbc478f812 52 {
Jeej 0:a2bbc478f812 53 u8* hdr = (u8*)ram_fs_get_header(fid);
Jeej 0:a2bbc478f812 54
Jeej 0:a2bbc478f812 55 if (hdr != NULL)
Jeej 0:a2bbc478f812 56 {
Jeej 0:a2bbc478f812 57 modem_respond_fprop(fid, hdr, id);
Jeej 0:a2bbc478f812 58 }
Jeej 0:a2bbc478f812 59 else
Jeej 0:a2bbc478f812 60 {
Jeej 0:a2bbc478f812 61 modem_respond(0, ALP_ERR_FILE_NOT_FOUND, id);
Jeej 0:a2bbc478f812 62 }
Jeej 0:a2bbc478f812 63 }
Jeej 0:a2bbc478f812 64
Jeej 0:a2bbc478f812 65 void my_flush(u8 fid, int id)
Jeej 0:a2bbc478f812 66 {
Jeej 0:a2bbc478f812 67 // No flush in this file system
Jeej 0:a2bbc478f812 68 modem_respond(0, ALP_ERR_NONE, id);
Jeej 0:a2bbc478f812 69 }
Jeej 0:a2bbc478f812 70
Jeej 0:a2bbc478f812 71 void my_delete(u8 fid, int id)
Jeej 0:a2bbc478f812 72 {
Jeej 0:a2bbc478f812 73 modem_respond(0, (ram_fs_delete(fid))? ALP_ERR_FILE_NOT_FOUND : ALP_ERR_NONE, id);
Jeej 0:a2bbc478f812 74 }
Jeej 0:a2bbc478f812 75
Jeej 0:a2bbc478f812 76 void my_udata(u8 fid, void *data, u32 offset, u32 length, u8 i_type, u8 i_length, u8* i_data)
Jeej 0:a2bbc478f812 77 {
Jeej 0:a2bbc478f812 78 (void)data;
Jeej 0:a2bbc478f812 79 (void)i_length;
Jeej 0:a2bbc478f812 80 PRINT("Got UNS File[%3d]@%d %d Bytes\n",fid,offset,length);
Jeej 0:a2bbc478f812 81 if (i_type == ALP_ITF_TYPE_D7A)
Jeej 0:a2bbc478f812 82 {
Jeej 0:a2bbc478f812 83 static union {
Jeej 0:a2bbc478f812 84 u8 b[8];
Jeej 0:a2bbc478f812 85 u32 w[2];
Jeej 0:a2bbc478f812 86 } uid;
Jeej 0:a2bbc478f812 87 d7a_sp_res_t* istat = (d7a_sp_res_t*) i_data;
Jeej 0:a2bbc478f812 88 memcpy(uid.b,istat->addressee.id,8);
Jeej 0:a2bbc478f812 89 PRINT("From UID: %08X%08X (rxlev:%d lb:%d)\n",
Jeej 0:a2bbc478f812 90 HAL_U32_BYTE_SWAP(uid.w[0]), HAL_U32_BYTE_SWAP(uid.w[1]),
Jeej 0:a2bbc478f812 91 istat->rxlev, istat->lb);
Jeej 0:a2bbc478f812 92 }
Jeej 0:a2bbc478f812 93 }
Jeej 0:a2bbc478f812 94
Jeej 0:a2bbc478f812 95 void my_lqual(u8 ifid, int per)
Jeej 0:a2bbc478f812 96 {
Jeej 0:a2bbc478f812 97 PRINT("Interface File [%3d] LQUAL : %d%% PER\r\n", ifid, per);
Jeej 0:a2bbc478f812 98 }
Jeej 0:a2bbc478f812 99
Jeej 0:a2bbc478f812 100 void my_ldown(u8 ifid)
Jeej 0:a2bbc478f812 101 {
Jeej 0:a2bbc478f812 102 PRINT("Interface File [%3d] LDOWN\r\n", ifid);
Jeej 0:a2bbc478f812 103 }
Jeej 0:a2bbc478f812 104
Jeej 0:a2bbc478f812 105 void my_reset(void)
Jeej 0:a2bbc478f812 106 {
Jeej 0:a2bbc478f812 107 PRINT("Restarting application...\r\n");
Jeej 0:a2bbc478f812 108 FLUSH();
Jeej 0:a2bbc478f812 109 NVIC_SystemReset();
Jeej 0:a2bbc478f812 110 }
Jeej 0:a2bbc478f812 111
Jeej 0:a2bbc478f812 112 void my_boot(u8 cause, u16 number)
Jeej 0:a2bbc478f812 113 {
Jeej 0:a2bbc478f812 114 PRINT("Modem BOOT[%c] #%d\r\n", cause, number);
Jeej 0:a2bbc478f812 115
Jeej 0:a2bbc478f812 116 // Modem re-booted, restart APP
Jeej 0:a2bbc478f812 117 my_reset();
Jeej 0:a2bbc478f812 118 }