Sending and reception of big data file (1kB example)
Dependencies: modem_ref_helper CRC DebouncedInterrupt
modem_callbacks.cpp@10:d6c37bf9bfb5, 2018-10-11 (annotated)
- Committer:
- Jeej
- Date:
- Thu Oct 11 14:36:35 2018 +0000
- Revision:
- 10:d6c37bf9bfb5
- Parent:
- 6:33dfecc85ebf
- Child:
- 11:dc0e19b2d4a0
Relaxed modem version check.
Who changed what in which revision?
User | Revision | Line number | New 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 | 6:33dfecc85ebf | 76 | |
Jeej | 6:33dfecc85ebf | 77 | void my_udata(void *data, u32 length) |
Jeej | 6:33dfecc85ebf | 78 | { |
Jeej | 6:33dfecc85ebf | 79 | uint8_t* p = (uint8_t*)data; |
Jeej | 6:33dfecc85ebf | 80 | int32_t rem = length; |
Jeej | 6:33dfecc85ebf | 81 | alp_parsed_chunk_t r; |
Jeej | 6:33dfecc85ebf | 82 | d7a_sp_res_t* istat; |
Jeej | 6:33dfecc85ebf | 83 | |
Jeej | 6:33dfecc85ebf | 84 | do { |
Jeej | 6:33dfecc85ebf | 85 | uint32_t parsed = alp_parse_chunk(&p, &r); |
Jeej | 6:33dfecc85ebf | 86 | if (!parsed) |
Jeej | 6:33dfecc85ebf | 87 | { |
Jeej | 6:33dfecc85ebf | 88 | // Discard the payload in case of parsing error. |
Jeej | 6:33dfecc85ebf | 89 | PRINT("Parsing error!\r\n"); |
Jeej | 6:33dfecc85ebf | 90 | break; |
Jeej | 6:33dfecc85ebf | 91 | } |
Jeej | 6:33dfecc85ebf | 92 | rem -= parsed; |
Jeej | 6:33dfecc85ebf | 93 | |
Jeej | 6:33dfecc85ebf | 94 | switch (r.type) |
Jeej | 6:33dfecc85ebf | 95 | { |
Jeej | 6:33dfecc85ebf | 96 | // Interface status |
Jeej | 6:33dfecc85ebf | 97 | case ALP_OPCODE_RSP_ISTATUS: |
Jeej | 6:33dfecc85ebf | 98 | // D7A Interface |
Jeej | 6:33dfecc85ebf | 99 | if (ALP_ITF_TYPE_D7A == r.meta.itf.type) |
Jeej | 6:33dfecc85ebf | 100 | { |
Jeej | 6:33dfecc85ebf | 101 | union { |
Jeej | 6:33dfecc85ebf | 102 | u8 b[8]; |
Jeej | 6:33dfecc85ebf | 103 | u32 w[2]; |
Jeej | 6:33dfecc85ebf | 104 | } uid; |
Jeej | 6:33dfecc85ebf | 105 | |
Jeej | 6:33dfecc85ebf | 106 | // ISTATUS can come either alone or together with ALP_OPCODE_RSP_F_DATA |
Jeej | 6:33dfecc85ebf | 107 | // but there should be only one per payload, moreover it will come first |
Jeej | 6:33dfecc85ebf | 108 | istat = (d7a_sp_res_t*)r.data; |
Jeej | 6:33dfecc85ebf | 109 | memcpy(uid.b,istat->addressee.id,8); |
Jeej | 6:33dfecc85ebf | 110 | |
Jeej | 6:33dfecc85ebf | 111 | PRINT("Got accessed by UID:%08X%08X SNR: %3ddB RXLEV: -%-3ddBm LB: %3ddB\n", |
Jeej | 6:33dfecc85ebf | 112 | HAL_U32_BYTE_SWAP(uid.w[0]), HAL_U32_BYTE_SWAP(uid.w[1]), |
Jeej | 6:33dfecc85ebf | 113 | istat->snr, istat->rxlev, istat->lb); |
Jeej | 6:33dfecc85ebf | 114 | } |
Jeej | 6:33dfecc85ebf | 115 | else |
Jeej | 6:33dfecc85ebf | 116 | { |
Jeej | 6:33dfecc85ebf | 117 | PRINT("Got accessed by unknown Interface 0x%02X\n", r.meta.itf.type); |
Jeej | 6:33dfecc85ebf | 118 | } |
Jeej | 6:33dfecc85ebf | 119 | break; |
Jeej | 6:33dfecc85ebf | 120 | // Data return |
Jeej | 6:33dfecc85ebf | 121 | case ALP_OPCODE_RSP_F_DATA: |
Jeej | 6:33dfecc85ebf | 122 | // RSP_F_DATA can come either alone or together with ISTATUS |
Jeej | 6:33dfecc85ebf | 123 | PRINT("Got UNS File[%3d]@%d %d Bytes\n", r.meta.f_data.fid, r.meta.f_data.offset, r.meta.f_data.length); |
Jeej | 6:33dfecc85ebf | 124 | break; |
Jeej | 6:33dfecc85ebf | 125 | default: |
Jeej | 6:33dfecc85ebf | 126 | PRINT("Untreated OPCODE %d\n", r.type); |
Jeej | 6:33dfecc85ebf | 127 | break; |
Jeej | 6:33dfecc85ebf | 128 | } |
Jeej | 6:33dfecc85ebf | 129 | } while (rem > 0); |
Jeej | 0:a2bbc478f812 | 130 | } |
Jeej | 0:a2bbc478f812 | 131 | |
Jeej | 0:a2bbc478f812 | 132 | void my_lqual(u8 ifid, int per) |
Jeej | 0:a2bbc478f812 | 133 | { |
Jeej | 0:a2bbc478f812 | 134 | PRINT("Interface File [%3d] LQUAL : %d%% PER\r\n", ifid, per); |
Jeej | 0:a2bbc478f812 | 135 | } |
Jeej | 0:a2bbc478f812 | 136 | |
Jeej | 0:a2bbc478f812 | 137 | void my_ldown(u8 ifid) |
Jeej | 0:a2bbc478f812 | 138 | { |
Jeej | 0:a2bbc478f812 | 139 | PRINT("Interface File [%3d] LDOWN\r\n", ifid); |
Jeej | 0:a2bbc478f812 | 140 | } |
Jeej | 0:a2bbc478f812 | 141 | |
Jeej | 0:a2bbc478f812 | 142 | void my_reset(void) |
Jeej | 0:a2bbc478f812 | 143 | { |
Jeej | 0:a2bbc478f812 | 144 | PRINT("Restarting application...\r\n"); |
Jeej | 0:a2bbc478f812 | 145 | FLUSH(); |
Jeej | 0:a2bbc478f812 | 146 | NVIC_SystemReset(); |
Jeej | 0:a2bbc478f812 | 147 | } |
Jeej | 0:a2bbc478f812 | 148 | |
Jeej | 0:a2bbc478f812 | 149 | void my_boot(u8 cause, u16 number) |
Jeej | 0:a2bbc478f812 | 150 | { |
Jeej | 0:a2bbc478f812 | 151 | PRINT("Modem BOOT[%c] #%d\r\n", cause, number); |
Jeej | 0:a2bbc478f812 | 152 | |
Jeej | 0:a2bbc478f812 | 153 | // Modem re-booted, restart APP |
Jeej | 0:a2bbc478f812 | 154 | my_reset(); |
Jeej | 6:33dfecc85ebf | 155 | } |
Jeej | 6:33dfecc85ebf | 156 | |
Jeej | 6:33dfecc85ebf | 157 | void my_busy(u8 busy) |
Jeej | 6:33dfecc85ebf | 158 | { |
Jeej | 6:33dfecc85ebf | 159 | if (busy) |
Jeej | 6:33dfecc85ebf | 160 | { |
Jeej | 6:33dfecc85ebf | 161 | PRINT("Modem Busy\r\n"); |
Jeej | 6:33dfecc85ebf | 162 | |
Jeej | 6:33dfecc85ebf | 163 | /* Stop report, do not use modem */ |
Jeej | 6:33dfecc85ebf | 164 | /* Wait for modem reboot or modem not busy */ |
Jeej | 6:33dfecc85ebf | 165 | } |
Jeej | 6:33dfecc85ebf | 166 | else |
Jeej | 6:33dfecc85ebf | 167 | { |
Jeej | 6:33dfecc85ebf | 168 | PRINT("Modem not Busy\r\n"); |
Jeej | 6:33dfecc85ebf | 169 | |
Jeej | 6:33dfecc85ebf | 170 | /* Resume reports */ |
Jeej | 6:33dfecc85ebf | 171 | } |
Jeej | 0:a2bbc478f812 | 172 | } |