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A simple project for sending button input up to AT&T Flow
Dependencies: FXOS8700CQ MODSERIAL mbed
For instructions on using this program, see the AT&T Starter Kit tutorial on it.
wnc_control.cpp@70:e25fe7e5488a, 2016-08-09 (annotated)
- Committer:
- rfinn
- Date:
- Tue Aug 09 23:55:37 2016 +0000
- Revision:
- 70:e25fe7e5488a
- Parent:
- 67:11db02bb93e1
corrected config names, added HTTP example
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
JMF | 2:0e2ef866af95 | 1 | #include "mbed.h" |
JMF | 2:0e2ef866af95 | 2 | #include <cctype> |
JMF | 2:0e2ef866af95 | 3 | #include <string> |
JMF | 2:0e2ef866af95 | 4 | #include "config_me.h" |
JMF | 2:0e2ef866af95 | 5 | #include "wnc_control.h" |
stefanrousseau | 62:73c564e883e9 | 6 | #include "hardware.h" |
JMF | 2:0e2ef866af95 | 7 | |
fkellermavnet | 53:dcccf2881fa0 | 8 | // Outputs detailed WNC command info |
fkellermavnet | 53:dcccf2881fa0 | 9 | #define WNC_CMD_DEBUG_ON |
fkellermavnet | 53:dcccf2881fa0 | 10 | |
fkellermavnet | 53:dcccf2881fa0 | 11 | // Full debug output, longer cmds and extra cellular status checking |
fkellermavnet | 53:dcccf2881fa0 | 12 | #undef WNC_CMD_DEBUG_ON_VERBOSE |
fkellermavnet | 53:dcccf2881fa0 | 13 | |
JMF | 2:0e2ef866af95 | 14 | extern string MyServerIpAddress; |
JMF | 2:0e2ef866af95 | 15 | extern string MySocketData; |
JMF | 2:0e2ef866af95 | 16 | |
JMF | 2:0e2ef866af95 | 17 | int reinitialize_mdm(void); |
JMF | 2:0e2ef866af95 | 18 | |
JMF | 2:0e2ef866af95 | 19 | enum WNC_ERR_e { |
JMF | 2:0e2ef866af95 | 20 | WNC_OK =0, |
JMF | 2:0e2ef866af95 | 21 | WNC_CMD_ERR = -1, |
fkellermavnet | 46:da9d788f5d5a | 22 | WNC_NO_RESPONSE = -2, |
fkellermavnet | 46:da9d788f5d5a | 23 | WNC_CELL_LINK_DOWN = -3 |
JMF | 2:0e2ef866af95 | 24 | }; |
JMF | 2:0e2ef866af95 | 25 | |
JMF | 2:0e2ef866af95 | 26 | // Contains result of last call to send_wnc_cmd(..) |
JMF | 2:0e2ef866af95 | 27 | WNC_ERR_e WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 28 | |
JMF | 2:0e2ef866af95 | 29 | // Contains the RAW WNC UART responses |
JMF | 2:0e2ef866af95 | 30 | static string wncStr; |
fkellermavnet | 10:df54436ecd38 | 31 | static int socketOpen = 0; |
JMF | 2:0e2ef866af95 | 32 | |
JMF | 2:0e2ef866af95 | 33 | void software_init_mdm(void) |
JMF | 2:0e2ef866af95 | 34 | { |
fkellermavnet | 66:b2425419b0cc | 35 | // Temp put here to fix new boards needing init, |
fkellermavnet | 66:b2425419b0cc | 36 | // the check for on the cellular network was preventing the PDNSET from happening!!!! |
fkellermavnet | 66:b2425419b0cc | 37 | { |
JMF | 67:11db02bb93e1 | 38 | PUTS("SET APN STRING!\r\n"); |
fkellermavnet | 66:b2425419b0cc | 39 | string * pRespStr; |
fkellermavnet | 66:b2425419b0cc | 40 | string cmd_str("AT%PDNSET=1,"); |
fkellermavnet | 66:b2425419b0cc | 41 | cmd_str += MY_APN_STR; |
fkellermavnet | 66:b2425419b0cc | 42 | cmd_str += ",IP"; |
fkellermavnet | 66:b2425419b0cc | 43 | at_send_wnc_cmd(cmd_str.c_str(), &pRespStr, 4*WNC_TIMEOUT_MS); // Set APN, cmd seems to take a little longer sometimes |
JMF | 67:11db02bb93e1 | 44 | PUTS(cmd_str.c_str()); |
fkellermavnet | 66:b2425419b0cc | 45 | } |
fkellermavnet | 66:b2425419b0cc | 46 | |
fkellermavnet | 42:be4b9ee3a615 | 47 | static bool reportStatus = true; |
JMF | 2:0e2ef866af95 | 48 | do |
JMF | 2:0e2ef866af95 | 49 | { |
fkellermavnet | 42:be4b9ee3a615 | 50 | if (check_wnc_ready() == 0) |
fkellermavnet | 42:be4b9ee3a615 | 51 | { |
fkellermavnet | 42:be4b9ee3a615 | 52 | if (reportStatus == false) |
fkellermavnet | 42:be4b9ee3a615 | 53 | { |
JMF | 67:11db02bb93e1 | 54 | PUTS("Re-connected to cellular network!\n\r"); |
fkellermavnet | 42:be4b9ee3a615 | 55 | reportStatus = true; |
fkellermavnet | 42:be4b9ee3a615 | 56 | } |
fkellermavnet | 42:be4b9ee3a615 | 57 | |
fkellermavnet | 42:be4b9ee3a615 | 58 | // WNC has SIM and registered on network |
fkellermavnet | 42:be4b9ee3a615 | 59 | do |
fkellermavnet | 42:be4b9ee3a615 | 60 | { |
fkellermavnet | 42:be4b9ee3a615 | 61 | WNC_MDM_ERR = WNC_OK; |
fkellermavnet | 42:be4b9ee3a615 | 62 | at_init_wnc(); |
fkellermavnet | 42:be4b9ee3a615 | 63 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
fkellermavnet | 42:be4b9ee3a615 | 64 | { |
fkellermavnet | 42:be4b9ee3a615 | 65 | reinitialize_mdm(); |
fkellermavnet | 42:be4b9ee3a615 | 66 | at_init_wnc(true); // Hard reset occurred so make it go through the software init(); |
fkellermavnet | 42:be4b9ee3a615 | 67 | } |
fkellermavnet | 42:be4b9ee3a615 | 68 | } while (WNC_MDM_ERR != WNC_OK); |
fkellermavnet | 42:be4b9ee3a615 | 69 | } |
fkellermavnet | 42:be4b9ee3a615 | 70 | else |
fkellermavnet | 42:be4b9ee3a615 | 71 | { |
fkellermavnet | 42:be4b9ee3a615 | 72 | if (reportStatus == true) |
fkellermavnet | 42:be4b9ee3a615 | 73 | { |
JMF | 67:11db02bb93e1 | 74 | PUTS("Not connected to cellular network!\n\r"); |
fkellermavnet | 42:be4b9ee3a615 | 75 | reportStatus = false; |
fkellermavnet | 42:be4b9ee3a615 | 76 | } |
fkellermavnet | 42:be4b9ee3a615 | 77 | // Atempt to re-register |
fkellermavnet | 42:be4b9ee3a615 | 78 | // string * pRespStr; |
JMF | 67:11db02bb93e1 | 79 | // PUTS("Force re-register!\r\n"); |
fkellermavnet | 42:be4b9ee3a615 | 80 | // at_send_wnc_cmd("AT+CFUN=0,0", &pRespStr, WNC_TIMEOUT_MS); |
fkellermavnet | 42:be4b9ee3a615 | 81 | // wait_ms(31000); |
fkellermavnet | 42:be4b9ee3a615 | 82 | // at_send_wnc_cmd("AT+CFUN=1,0", &pRespStr, WNC_TIMEOUT_MS); |
fkellermavnet | 42:be4b9ee3a615 | 83 | // wait_ms(31000); |
fkellermavnet | 46:da9d788f5d5a | 84 | WNC_MDM_ERR = WNC_CELL_LINK_DOWN; |
fkellermavnet | 42:be4b9ee3a615 | 85 | } |
fkellermavnet | 42:be4b9ee3a615 | 86 | } while (WNC_MDM_ERR != WNC_OK); |
JMF | 2:0e2ef866af95 | 87 | } |
JMF | 2:0e2ef866af95 | 88 | |
JMF | 2:0e2ef866af95 | 89 | void resolve_mdm(void) |
JMF | 2:0e2ef866af95 | 90 | { |
JMF | 2:0e2ef866af95 | 91 | do |
JMF | 2:0e2ef866af95 | 92 | { |
JMF | 2:0e2ef866af95 | 93 | WNC_MDM_ERR = WNC_OK; |
rfinn | 70:e25fe7e5488a | 94 | at_dnsresolve_wnc(MY_SERVER_NAME, &MyServerIpAddress); |
JMF | 2:0e2ef866af95 | 95 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 96 | { |
JMF | 2:0e2ef866af95 | 97 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 98 | } |
JMF | 2:0e2ef866af95 | 99 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 2:0e2ef866af95 | 100 | { |
JMF | 67:11db02bb93e1 | 101 | PUTS("Bad URL!!!!!!\r\n"); |
JMF | 2:0e2ef866af95 | 102 | } |
JMF | 2:0e2ef866af95 | 103 | } while (WNC_MDM_ERR != WNC_OK); |
JMF | 2:0e2ef866af95 | 104 | |
stefanrousseau | 64:09004cd610df | 105 | PRINTF("My Server IP: %s\r\n", MyServerIpAddress.c_str()); |
JMF | 2:0e2ef866af95 | 106 | } |
JMF | 2:0e2ef866af95 | 107 | |
JMF | 2:0e2ef866af95 | 108 | void sockopen_mdm(void) |
JMF | 2:0e2ef866af95 | 109 | { |
JMF | 2:0e2ef866af95 | 110 | do |
JMF | 2:0e2ef866af95 | 111 | { |
JMF | 2:0e2ef866af95 | 112 | WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 113 | at_sockopen_wnc(MyServerIpAddress, MY_PORT_STR); |
JMF | 2:0e2ef866af95 | 114 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 115 | { |
JMF | 2:0e2ef866af95 | 116 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 117 | } |
JMF | 2:0e2ef866af95 | 118 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 67:11db02bb93e1 | 119 | PUTS("Socket open fail!!!!\r\n"); |
fkellermavnet | 10:df54436ecd38 | 120 | else |
fkellermavnet | 10:df54436ecd38 | 121 | socketOpen = 1; |
JMF | 2:0e2ef866af95 | 122 | } while (WNC_MDM_ERR != WNC_OK); |
JMF | 2:0e2ef866af95 | 123 | } |
JMF | 2:0e2ef866af95 | 124 | |
JMF | 2:0e2ef866af95 | 125 | void sockwrite_mdm(const char * s) |
JMF | 2:0e2ef866af95 | 126 | { |
fkellermavnet | 10:df54436ecd38 | 127 | if (socketOpen == 1) |
fkellermavnet | 10:df54436ecd38 | 128 | { |
JMF | 2:0e2ef866af95 | 129 | do |
JMF | 2:0e2ef866af95 | 130 | { |
JMF | 2:0e2ef866af95 | 131 | WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 132 | at_sockwrite_wnc(s); |
JMF | 2:0e2ef866af95 | 133 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 134 | { |
JMF | 67:11db02bb93e1 | 135 | PUTS("Sock write no response!\r\n"); |
JMF | 2:0e2ef866af95 | 136 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 137 | } |
JMF | 2:0e2ef866af95 | 138 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 2:0e2ef866af95 | 139 | { |
JMF | 67:11db02bb93e1 | 140 | PUTS("Socket Write fail!!!\r\n"); |
JMF | 2:0e2ef866af95 | 141 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 142 | } |
JMF | 2:0e2ef866af95 | 143 | } while (WNC_MDM_ERR != WNC_OK); |
fkellermavnet | 10:df54436ecd38 | 144 | } |
fkellermavnet | 10:df54436ecd38 | 145 | else |
JMF | 67:11db02bb93e1 | 146 | PUTS("Socket is closed for write!\r\n"); |
JMF | 2:0e2ef866af95 | 147 | } |
JMF | 2:0e2ef866af95 | 148 | |
fkellermavnet | 30:33be8e2992f3 | 149 | unsigned sockread_mdm(string * sockData, int len, int retries) |
JMF | 2:0e2ef866af95 | 150 | { |
fkellermavnet | 30:33be8e2992f3 | 151 | unsigned n = 0; |
fkellermavnet | 30:33be8e2992f3 | 152 | |
fkellermavnet | 10:df54436ecd38 | 153 | if (socketOpen == 1) |
fkellermavnet | 10:df54436ecd38 | 154 | { |
JMF | 2:0e2ef866af95 | 155 | do |
JMF | 2:0e2ef866af95 | 156 | { |
JMF | 2:0e2ef866af95 | 157 | WNC_MDM_ERR = WNC_OK; |
fkellermavnet | 30:33be8e2992f3 | 158 | n = at_sockread_wnc(sockData, len, retries); |
JMF | 2:0e2ef866af95 | 159 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 160 | { |
fkellermavnet | 30:33be8e2992f3 | 161 | if (n == 0) |
fkellermavnet | 30:33be8e2992f3 | 162 | software_init_mdm(); |
fkellermavnet | 30:33be8e2992f3 | 163 | else |
JMF | 67:11db02bb93e1 | 164 | PUTS("Sock read partial data!!!\r\n"); |
JMF | 2:0e2ef866af95 | 165 | } |
JMF | 2:0e2ef866af95 | 166 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 67:11db02bb93e1 | 167 | PUTS("Sock read fail!!!!\r\n"); |
fkellermavnet | 30:33be8e2992f3 | 168 | } while (WNC_MDM_ERR == WNC_NO_RESPONSE); |
fkellermavnet | 10:df54436ecd38 | 169 | } |
fkellermavnet | 10:df54436ecd38 | 170 | else |
fkellermavnet | 44:c95a85b5cf92 | 171 | { |
JMF | 67:11db02bb93e1 | 172 | PUTS("Socket is closed for read\r\n"); |
fkellermavnet | 44:c95a85b5cf92 | 173 | sockData->erase(); |
fkellermavnet | 44:c95a85b5cf92 | 174 | } |
fkellermavnet | 30:33be8e2992f3 | 175 | |
fkellermavnet | 30:33be8e2992f3 | 176 | return (n); |
JMF | 2:0e2ef866af95 | 177 | } |
JMF | 2:0e2ef866af95 | 178 | |
JMF | 2:0e2ef866af95 | 179 | void sockclose_mdm(void) |
JMF | 2:0e2ef866af95 | 180 | { |
JMF | 2:0e2ef866af95 | 181 | do |
JMF | 2:0e2ef866af95 | 182 | { |
JMF | 2:0e2ef866af95 | 183 | WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 184 | at_sockclose_wnc(); |
fkellermavnet | 10:df54436ecd38 | 185 | // Assume close happened even if it went bad |
fkellermavnet | 10:df54436ecd38 | 186 | // going bad will result in a re-init anyways and if close |
fkellermavnet | 10:df54436ecd38 | 187 | // fails we're pretty much in bad state and not much can do |
fkellermavnet | 10:df54436ecd38 | 188 | socketOpen = 0; |
JMF | 2:0e2ef866af95 | 189 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 190 | { |
JMF | 2:0e2ef866af95 | 191 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 192 | } |
JMF | 2:0e2ef866af95 | 193 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 67:11db02bb93e1 | 194 | PUTS("Sock close fail!!!\r\n"); |
JMF | 2:0e2ef866af95 | 195 | } while (WNC_MDM_ERR != WNC_OK); |
JMF | 2:0e2ef866af95 | 196 | } |
JMF | 2:0e2ef866af95 | 197 | |
JMF | 2:0e2ef866af95 | 198 | /** |
JMF | 2:0e2ef866af95 | 199 | * C++ version 0.4 char* style "itoa": |
JMF | 2:0e2ef866af95 | 200 | * Written by Lukás Chmela |
JMF | 2:0e2ef866af95 | 201 | * Released under GPLv3. |
JMF | 2:0e2ef866af95 | 202 | */ |
JMF | 2:0e2ef866af95 | 203 | |
JMF | 2:0e2ef866af95 | 204 | char* itoa(int value, char* result, int base) |
JMF | 2:0e2ef866af95 | 205 | { |
JMF | 2:0e2ef866af95 | 206 | // check that the base if valid |
JMF | 2:0e2ef866af95 | 207 | if ( base < 2 || base > 36 ) { |
JMF | 2:0e2ef866af95 | 208 | *result = '\0'; |
JMF | 2:0e2ef866af95 | 209 | return result; |
JMF | 2:0e2ef866af95 | 210 | } |
JMF | 2:0e2ef866af95 | 211 | |
JMF | 2:0e2ef866af95 | 212 | char* ptr = result, *ptr1 = result, tmp_char; |
JMF | 2:0e2ef866af95 | 213 | int tmp_value; |
JMF | 2:0e2ef866af95 | 214 | |
JMF | 2:0e2ef866af95 | 215 | do { |
JMF | 2:0e2ef866af95 | 216 | tmp_value = value; |
JMF | 2:0e2ef866af95 | 217 | value /= base; |
JMF | 2:0e2ef866af95 | 218 | *ptr++ = "zyxwvutsrqponmlkjihgfedcba9876543210123456789abcdefghijklmnopqrstuvwxyz"[35 + (tmp_value - value * base)]; |
JMF | 2:0e2ef866af95 | 219 | } while ( value ); |
JMF | 2:0e2ef866af95 | 220 | |
JMF | 2:0e2ef866af95 | 221 | // Apply negative sign |
JMF | 2:0e2ef866af95 | 222 | if ( tmp_value < 0 ) |
JMF | 2:0e2ef866af95 | 223 | *ptr++ = '-'; |
JMF | 2:0e2ef866af95 | 224 | *ptr-- = '\0'; |
JMF | 2:0e2ef866af95 | 225 | |
JMF | 2:0e2ef866af95 | 226 | while ( ptr1 < ptr ) { |
JMF | 2:0e2ef866af95 | 227 | tmp_char = *ptr; |
JMF | 2:0e2ef866af95 | 228 | *ptr-- = *ptr1; |
JMF | 2:0e2ef866af95 | 229 | *ptr1++ = tmp_char; |
JMF | 2:0e2ef866af95 | 230 | } |
JMF | 2:0e2ef866af95 | 231 | |
JMF | 2:0e2ef866af95 | 232 | return result; |
JMF | 2:0e2ef866af95 | 233 | } |
JMF | 2:0e2ef866af95 | 234 | |
JMF | 2:0e2ef866af95 | 235 | extern int mdm_sendAtCmdRsp(const char *cmd, const char **rsp_list, int timeout_ms, string * rsp, int * len); |
JMF | 2:0e2ef866af95 | 236 | |
fkellermavnet | 42:be4b9ee3a615 | 237 | int check_wnc_ready(void) |
fkellermavnet | 42:be4b9ee3a615 | 238 | { |
fkellermavnet | 43:6821a9c78c4b | 239 | string * pRespStr; |
fkellermavnet | 43:6821a9c78c4b | 240 | size_t pos; |
fkellermavnet | 43:6821a9c78c4b | 241 | int regSts; |
fkellermavnet | 46:da9d788f5d5a | 242 | int cmdRes1, cmdRes2; |
fkellermavnet | 42:be4b9ee3a615 | 243 | |
fkellermavnet | 53:dcccf2881fa0 | 244 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
JMF | 67:11db02bb93e1 | 245 | PUTS("<-------- Begin Cell Status ------------\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 246 | #endif |
fkellermavnet | 46:da9d788f5d5a | 247 | cmdRes1 = at_send_wnc_cmd("AT+CSQ", &pRespStr, WNC_TIMEOUT_MS); // Check RSSI,BER |
fkellermavnet | 46:da9d788f5d5a | 248 | cmdRes2 = at_send_wnc_cmd("AT+CPIN?", &pRespStr, WNC_TIMEOUT_MS); // Check if SIM locked |
fkellermavnet | 46:da9d788f5d5a | 249 | |
fkellermavnet | 46:da9d788f5d5a | 250 | if ((cmdRes1 != 0) && (cmdRes2 != 0)) |
fkellermavnet | 43:6821a9c78c4b | 251 | { |
fkellermavnet | 53:dcccf2881fa0 | 252 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
JMF | 67:11db02bb93e1 | 253 | PUTS("------------ WNC No Response! --------->\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 254 | #endif |
fkellermavnet | 43:6821a9c78c4b | 255 | return (-2); |
fkellermavnet | 43:6821a9c78c4b | 256 | } |
fkellermavnet | 42:be4b9ee3a615 | 257 | |
fkellermavnet | 43:6821a9c78c4b | 258 | // If SIM Card not ready don't bother with commands! |
fkellermavnet | 43:6821a9c78c4b | 259 | if (pRespStr->find("CPIN: READY") == string::npos) |
fkellermavnet | 43:6821a9c78c4b | 260 | { |
fkellermavnet | 53:dcccf2881fa0 | 261 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
JMF | 67:11db02bb93e1 | 262 | PUTS("------------ WNC SIM Problem! --------->\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 263 | #endif |
fkellermavnet | 43:6821a9c78c4b | 264 | return (-1); |
fkellermavnet | 43:6821a9c78c4b | 265 | } |
fkellermavnet | 43:6821a9c78c4b | 266 | |
fkellermavnet | 43:6821a9c78c4b | 267 | // SIM card OK, now check for signal and cellular network registration |
fkellermavnet | 46:da9d788f5d5a | 268 | cmdRes1 = at_send_wnc_cmd("AT+CREG?", &pRespStr, WNC_TIMEOUT_MS); // Check if registered on network |
fkellermavnet | 42:be4b9ee3a615 | 269 | pos = pRespStr->find("CREG: "); |
fkellermavnet | 42:be4b9ee3a615 | 270 | if (pos != string::npos) |
fkellermavnet | 42:be4b9ee3a615 | 271 | { |
fkellermavnet | 43:6821a9c78c4b | 272 | // The registration is the 2nd arg in the comma separated list |
fkellermavnet | 43:6821a9c78c4b | 273 | *pRespStr = pRespStr->substr(pos+8, 1); |
fkellermavnet | 43:6821a9c78c4b | 274 | regSts = atoi(pRespStr->c_str()); |
fkellermavnet | 43:6821a9c78c4b | 275 | // 1 - registered home, 5 - registered roaming |
fkellermavnet | 43:6821a9c78c4b | 276 | if ((regSts != 1) && (regSts != 5)) |
fkellermavnet | 43:6821a9c78c4b | 277 | { |
fkellermavnet | 53:dcccf2881fa0 | 278 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
JMF | 67:11db02bb93e1 | 279 | PUTS("------------ WNC Cell Link Down! ------>\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 280 | #endif |
fkellermavnet | 43:6821a9c78c4b | 281 | return (-2); |
fkellermavnet | 43:6821a9c78c4b | 282 | } |
fkellermavnet | 42:be4b9ee3a615 | 283 | } |
fkellermavnet | 43:6821a9c78c4b | 284 | |
fkellermavnet | 53:dcccf2881fa0 | 285 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
JMF | 67:11db02bb93e1 | 286 | PUTS("------------ WNC Ready ---------------->\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 287 | #endif |
fkellermavnet | 42:be4b9ee3a615 | 288 | |
fkellermavnet | 43:6821a9c78c4b | 289 | return (0); |
fkellermavnet | 42:be4b9ee3a615 | 290 | } |
fkellermavnet | 42:be4b9ee3a615 | 291 | |
JMF | 2:0e2ef866af95 | 292 | // Sets a global with failure or success, assumes 1 thread all the time |
JMF | 2:0e2ef866af95 | 293 | int send_wnc_cmd(const char * s, string ** r, int ms_timeout) |
JMF | 2:0e2ef866af95 | 294 | { |
fkellermavnet | 46:da9d788f5d5a | 295 | int cmdRes; |
fkellermavnet | 46:da9d788f5d5a | 296 | |
fkellermavnet | 42:be4b9ee3a615 | 297 | if (check_wnc_ready() < 0) |
fkellermavnet | 42:be4b9ee3a615 | 298 | { |
fkellermavnet | 45:a836eecd5d12 | 299 | static string noRespStr; |
fkellermavnet | 53:dcccf2881fa0 | 300 | |
fkellermavnet | 53:dcccf2881fa0 | 301 | #ifdef WNC_CMD_DEBUG_ON |
JMF | 67:11db02bb93e1 | 302 | PUTS("FAIL send cmd: "); |
fkellermavnet | 53:dcccf2881fa0 | 303 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
JMF | 67:11db02bb93e1 | 304 | PUTS(s); |
fkellermavnet | 53:dcccf2881fa0 | 305 | #else |
fkellermavnet | 53:dcccf2881fa0 | 306 | string truncStr(s, 50); |
fkellermavnet | 53:dcccf2881fa0 | 307 | truncStr += "\r\n"; |
JMF | 67:11db02bb93e1 | 308 | PUTS(truncStr.c_str()); |
fkellermavnet | 53:dcccf2881fa0 | 309 | #endif |
fkellermavnet | 53:dcccf2881fa0 | 310 | #else |
JMF | 67:11db02bb93e1 | 311 | PUTS("FAIL send cmd!\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 312 | #endif |
fkellermavnet | 53:dcccf2881fa0 | 313 | |
fkellermavnet | 46:da9d788f5d5a | 314 | WNC_MDM_ERR = WNC_CELL_LINK_DOWN; |
fkellermavnet | 45:a836eecd5d12 | 315 | noRespStr.erase(); |
fkellermavnet | 44:c95a85b5cf92 | 316 | *r = &noRespStr; |
fkellermavnet | 46:da9d788f5d5a | 317 | return (-3); |
fkellermavnet | 42:be4b9ee3a615 | 318 | } |
fkellermavnet | 53:dcccf2881fa0 | 319 | |
fkellermavnet | 53:dcccf2881fa0 | 320 | #ifdef WNC_CMD_DEBUG_ON |
fkellermavnet | 53:dcccf2881fa0 | 321 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
JMF | 67:11db02bb93e1 | 322 | PUTS("[---------- Network Status -------------\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 323 | #endif |
fkellermavnet | 53:dcccf2881fa0 | 324 | string * pRespStr; |
fkellermavnet | 53:dcccf2881fa0 | 325 | at_send_wnc_cmd("AT@SOCKDIAL?", &pRespStr, 5000); |
fkellermavnet | 53:dcccf2881fa0 | 326 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
JMF | 67:11db02bb93e1 | 327 | PUTS("---------------------------------------]\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 328 | #endif |
fkellermavnet | 53:dcccf2881fa0 | 329 | #endif |
fkellermavnet | 53:dcccf2881fa0 | 330 | |
fkellermavnet | 42:be4b9ee3a615 | 331 | // If WNC ready, send user command |
fkellermavnet | 46:da9d788f5d5a | 332 | cmdRes = at_send_wnc_cmd(s, r, ms_timeout); |
fkellermavnet | 46:da9d788f5d5a | 333 | |
fkellermavnet | 46:da9d788f5d5a | 334 | if (cmdRes == -1) |
fkellermavnet | 46:da9d788f5d5a | 335 | WNC_MDM_ERR = WNC_CMD_ERR; |
fkellermavnet | 46:da9d788f5d5a | 336 | |
fkellermavnet | 46:da9d788f5d5a | 337 | if (cmdRes == -2) |
fkellermavnet | 46:da9d788f5d5a | 338 | WNC_MDM_ERR = WNC_NO_RESPONSE; |
fkellermavnet | 46:da9d788f5d5a | 339 | |
fkellermavnet | 46:da9d788f5d5a | 340 | if (cmdRes == 0) |
fkellermavnet | 46:da9d788f5d5a | 341 | WNC_MDM_ERR = WNC_OK; |
fkellermavnet | 46:da9d788f5d5a | 342 | |
fkellermavnet | 46:da9d788f5d5a | 343 | return (cmdRes); |
fkellermavnet | 42:be4b9ee3a615 | 344 | } |
fkellermavnet | 42:be4b9ee3a615 | 345 | |
fkellermavnet | 42:be4b9ee3a615 | 346 | int at_send_wnc_cmd(const char * s, string ** r, int ms_timeout) |
fkellermavnet | 42:be4b9ee3a615 | 347 | { |
JMF | 2:0e2ef866af95 | 348 | static const char * rsp_lst[] = { "OK", "ERROR", NULL }; |
JMF | 2:0e2ef866af95 | 349 | int len; |
fkellermavnet | 53:dcccf2881fa0 | 350 | |
fkellermavnet | 53:dcccf2881fa0 | 351 | #ifdef WNC_CMD_DEBUG_ON |
fkellermavnet | 53:dcccf2881fa0 | 352 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
fkellermavnet | 53:dcccf2881fa0 | 353 | |
fkellermavnet | 53:dcccf2881fa0 | 354 | #else |
fkellermavnet | 42:be4b9ee3a615 | 355 | if (strlen(s) > 60) |
fkellermavnet | 42:be4b9ee3a615 | 356 | { |
fkellermavnet | 42:be4b9ee3a615 | 357 | string truncStr(s,57); |
fkellermavnet | 42:be4b9ee3a615 | 358 | truncStr += "..."; |
stefanrousseau | 64:09004cd610df | 359 | PRINTF("Send: <<%s>>\r\n",truncStr.c_str()); |
fkellermavnet | 42:be4b9ee3a615 | 360 | } |
fkellermavnet | 42:be4b9ee3a615 | 361 | else |
fkellermavnet | 53:dcccf2881fa0 | 362 | #endif |
stefanrousseau | 64:09004cd610df | 363 | PRINTF("Send: <<%s>>\r\n",s); |
fkellermavnet | 53:dcccf2881fa0 | 364 | #endif |
fkellermavnet | 53:dcccf2881fa0 | 365 | |
JMF | 2:0e2ef866af95 | 366 | int res = mdm_sendAtCmdRsp(s, rsp_lst, ms_timeout, &wncStr, &len); |
JMF | 2:0e2ef866af95 | 367 | *r = &wncStr; // Return a pointer to the static string |
JMF | 2:0e2ef866af95 | 368 | |
JMF | 2:0e2ef866af95 | 369 | if (res >= 0) |
fkellermavnet | 53:dcccf2881fa0 | 370 | { |
fkellermavnet | 53:dcccf2881fa0 | 371 | |
fkellermavnet | 53:dcccf2881fa0 | 372 | #ifdef WNC_CMD_DEBUG_ON |
JMF | 67:11db02bb93e1 | 373 | PUTS("["); |
fkellermavnet | 53:dcccf2881fa0 | 374 | #ifdef WNC_CMD_DEBUG_ON_VERBOSE |
JMF | 67:11db02bb93e1 | 375 | PUTS(wncStr.c_str()); |
JMF | 67:11db02bb93e1 | 376 | PUTS("]\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 377 | #else |
fkellermavnet | 42:be4b9ee3a615 | 378 | if (wncStr.size() < 51) |
JMF | 67:11db02bb93e1 | 379 | PUTS(wncStr.c_str()); |
fkellermavnet | 42:be4b9ee3a615 | 380 | else |
fkellermavnet | 42:be4b9ee3a615 | 381 | { |
fkellermavnet | 42:be4b9ee3a615 | 382 | string truncStr = wncStr.substr(0,50) + "..."; |
JMF | 67:11db02bb93e1 | 383 | PUTS(truncStr.c_str()); |
fkellermavnet | 42:be4b9ee3a615 | 384 | } |
JMF | 67:11db02bb93e1 | 385 | PUTS("]\r\n"); |
fkellermavnet | 53:dcccf2881fa0 | 386 | #endif |
fkellermavnet | 53:dcccf2881fa0 | 387 | #endif |
fkellermavnet | 42:be4b9ee3a615 | 388 | |
JMF | 2:0e2ef866af95 | 389 | if (res > 0) |
JMF | 2:0e2ef866af95 | 390 | return -1; |
JMF | 2:0e2ef866af95 | 391 | else |
JMF | 2:0e2ef866af95 | 392 | return 0; |
JMF | 2:0e2ef866af95 | 393 | } |
JMF | 2:0e2ef866af95 | 394 | else |
JMF | 2:0e2ef866af95 | 395 | { |
JMF | 67:11db02bb93e1 | 396 | PUTS("No response from WNC!\n\r"); |
JMF | 2:0e2ef866af95 | 397 | return -2; |
JMF | 2:0e2ef866af95 | 398 | } |
JMF | 2:0e2ef866af95 | 399 | } |
JMF | 2:0e2ef866af95 | 400 | |
fkellermavnet | 42:be4b9ee3a615 | 401 | |
fkellermavnet | 19:f89baed3bd6f | 402 | void at_at_wnc(void) |
fkellermavnet | 19:f89baed3bd6f | 403 | { |
fkellermavnet | 19:f89baed3bd6f | 404 | string * pRespStr; |
fkellermavnet | 19:f89baed3bd6f | 405 | send_wnc_cmd("AT", &pRespStr, WNC_TIMEOUT_MS); // Heartbeat? |
fkellermavnet | 19:f89baed3bd6f | 406 | } |
fkellermavnet | 19:f89baed3bd6f | 407 | |
fkellermavnet | 42:be4b9ee3a615 | 408 | void at_init_wnc(bool hardReset) |
JMF | 2:0e2ef866af95 | 409 | { |
fkellermavnet | 36:d4782eabff43 | 410 | static bool pdnSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 411 | static bool intSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 412 | static bool sockDialSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 413 | string * pRespStr; |
fkellermavnet | 46:da9d788f5d5a | 414 | int cmdRes; |
fkellermavnet | 36:d4782eabff43 | 415 | |
fkellermavnet | 42:be4b9ee3a615 | 416 | if (hardReset == true) |
fkellermavnet | 42:be4b9ee3a615 | 417 | { |
JMF | 67:11db02bb93e1 | 418 | PUTS("Hard Reset!\r\n"); |
fkellermavnet | 42:be4b9ee3a615 | 419 | pdnSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 420 | intSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 421 | sockDialSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 422 | } |
fkellermavnet | 42:be4b9ee3a615 | 423 | |
JMF | 67:11db02bb93e1 | 424 | PUTS("Start AT init of WNC:\r\n"); |
fkellermavnet | 43:6821a9c78c4b | 425 | // Quick commands below do not need to check cellular connectivity |
fkellermavnet | 46:da9d788f5d5a | 426 | cmdRes = at_send_wnc_cmd("AT", &pRespStr, WNC_TIMEOUT_MS); // Heartbeat? |
fkellermavnet | 46:da9d788f5d5a | 427 | cmdRes += at_send_wnc_cmd("ATE0", &pRespStr, WNC_TIMEOUT_MS); // Echo Off |
fkellermavnet | 46:da9d788f5d5a | 428 | cmdRes += at_send_wnc_cmd("AT+CMEE=2", &pRespStr, WNC_TIMEOUT_MS); // 2 - verbose error, 1 - numeric error, 0 - just ERROR |
fkellermavnet | 43:6821a9c78c4b | 429 | |
fkellermavnet | 43:6821a9c78c4b | 430 | // If the simple commands are not working no chance of more complex. |
fkellermavnet | 43:6821a9c78c4b | 431 | // I have seen re-trying commands make it worse. |
fkellermavnet | 46:da9d788f5d5a | 432 | if (cmdRes < 0) |
fkellermavnet | 46:da9d788f5d5a | 433 | { |
fkellermavnet | 46:da9d788f5d5a | 434 | // Since I used the at_send_wnc_cmd I am setting the error state based upon |
fkellermavnet | 46:da9d788f5d5a | 435 | // the responses. And since these are simple commands, even if the WNC |
fkellermavnet | 46:da9d788f5d5a | 436 | // is saying ERROR, treat it like a no response. |
fkellermavnet | 46:da9d788f5d5a | 437 | WNC_MDM_ERR = WNC_NO_RESPONSE; |
fkellermavnet | 43:6821a9c78c4b | 438 | return ; |
fkellermavnet | 46:da9d788f5d5a | 439 | } |
fkellermavnet | 42:be4b9ee3a615 | 440 | |
fkellermavnet | 46:da9d788f5d5a | 441 | if (intSet == false) |
fkellermavnet | 46:da9d788f5d5a | 442 | cmdRes = send_wnc_cmd("AT@INTERNET=1", &pRespStr, WNC_TIMEOUT_MS); |
fkellermavnet | 42:be4b9ee3a615 | 443 | |
fkellermavnet | 46:da9d788f5d5a | 444 | if (cmdRes == 0) |
fkellermavnet | 42:be4b9ee3a615 | 445 | intSet = true; |
fkellermavnet | 42:be4b9ee3a615 | 446 | else |
fkellermavnet | 42:be4b9ee3a615 | 447 | return ; |
fkellermavnet | 42:be4b9ee3a615 | 448 | |
fkellermavnet | 36:d4782eabff43 | 449 | if (pdnSet == false) |
fkellermavnet | 36:d4782eabff43 | 450 | { |
fkellermavnet | 36:d4782eabff43 | 451 | string cmd_str("AT%PDNSET=1,"); |
fkellermavnet | 36:d4782eabff43 | 452 | cmd_str += MY_APN_STR; |
fkellermavnet | 36:d4782eabff43 | 453 | cmd_str += ",IP"; |
fkellermavnet | 46:da9d788f5d5a | 454 | cmdRes = send_wnc_cmd(cmd_str.c_str(), &pRespStr, 4*WNC_TIMEOUT_MS); // Set APN, cmd seems to take a little longer sometimes |
fkellermavnet | 42:be4b9ee3a615 | 455 | } |
fkellermavnet | 42:be4b9ee3a615 | 456 | |
fkellermavnet | 46:da9d788f5d5a | 457 | if (cmdRes == 0) |
fkellermavnet | 42:be4b9ee3a615 | 458 | pdnSet = true; |
fkellermavnet | 42:be4b9ee3a615 | 459 | else |
fkellermavnet | 42:be4b9ee3a615 | 460 | return ; |
fkellermavnet | 42:be4b9ee3a615 | 461 | |
fkellermavnet | 42:be4b9ee3a615 | 462 | if (sockDialSet == false) |
fkellermavnet | 46:da9d788f5d5a | 463 | cmdRes = send_wnc_cmd("AT@SOCKDIAL=1", &pRespStr, WNC_TIMEOUT_MS); |
fkellermavnet | 42:be4b9ee3a615 | 464 | |
fkellermavnet | 46:da9d788f5d5a | 465 | if (cmdRes == 0) |
fkellermavnet | 42:be4b9ee3a615 | 466 | sockDialSet = true; |
fkellermavnet | 42:be4b9ee3a615 | 467 | else |
fkellermavnet | 42:be4b9ee3a615 | 468 | return ; |
fkellermavnet | 42:be4b9ee3a615 | 469 | |
JMF | 67:11db02bb93e1 | 470 | PUTS("SUCCESS: AT init of WNC!\r\n"); |
JMF | 2:0e2ef866af95 | 471 | } |
JMF | 2:0e2ef866af95 | 472 | |
JMF | 2:0e2ef866af95 | 473 | void at_sockopen_wnc(const string & ipStr, const char * port ) |
JMF | 2:0e2ef866af95 | 474 | { |
JMF | 2:0e2ef866af95 | 475 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 476 | send_wnc_cmd("AT@SOCKCREAT=1", &pRespStr, WNC_TIMEOUT_MS); |
JMF | 2:0e2ef866af95 | 477 | string cmd_str("AT@SOCKCONN=1,\""); |
JMF | 2:0e2ef866af95 | 478 | cmd_str += ipStr; |
JMF | 2:0e2ef866af95 | 479 | cmd_str += "\","; |
JMF | 2:0e2ef866af95 | 480 | cmd_str += port; |
fkellermavnet | 38:564b312a719f | 481 | cmd_str += ",30"; |
fkellermavnet | 39:1996eaec02d6 | 482 | send_wnc_cmd(cmd_str.c_str(), &pRespStr, 31000); |
JMF | 2:0e2ef866af95 | 483 | } |
JMF | 2:0e2ef866af95 | 484 | |
JMF | 2:0e2ef866af95 | 485 | void at_sockclose_wnc(void) |
JMF | 2:0e2ef866af95 | 486 | { |
JMF | 2:0e2ef866af95 | 487 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 488 | send_wnc_cmd("AT@SOCKCLOSE=1", &pRespStr, WNC_TIMEOUT_MS); |
JMF | 2:0e2ef866af95 | 489 | } |
JMF | 2:0e2ef866af95 | 490 | |
JMF | 2:0e2ef866af95 | 491 | int at_dnsresolve_wnc(const char * s, string * ipStr) |
JMF | 2:0e2ef866af95 | 492 | { |
JMF | 2:0e2ef866af95 | 493 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 494 | string str(s); |
fkellermavnet | 43:6821a9c78c4b | 495 | str = "AT@DNSRESVDON=\"" + str + "\""; |
fkellermavnet | 46:da9d788f5d5a | 496 | if (send_wnc_cmd(str.c_str(), &pRespStr, 15000) == 0) |
JMF | 2:0e2ef866af95 | 497 | { |
JMF | 2:0e2ef866af95 | 498 | size_t pos_start = pRespStr->find(":\"") + 2; |
fkellermavnet | 43:6821a9c78c4b | 499 | size_t pos_end = pRespStr->rfind("\"") - 1; |
fkellermavnet | 43:6821a9c78c4b | 500 | if ((pos_start != string::npos) && (pos_end != string::npos)) |
JMF | 2:0e2ef866af95 | 501 | { |
JMF | 2:0e2ef866af95 | 502 | if (pos_end > pos_start) |
JMF | 2:0e2ef866af95 | 503 | { |
JMF | 2:0e2ef866af95 | 504 | // Make a copy for use later (the source string is re-used) |
JMF | 2:0e2ef866af95 | 505 | *ipStr = pRespStr->substr(pos_start, pos_end - pos_start + 1); |
JMF | 2:0e2ef866af95 | 506 | return 1; |
JMF | 2:0e2ef866af95 | 507 | } |
JMF | 2:0e2ef866af95 | 508 | else |
JMF | 67:11db02bb93e1 | 509 | PUTS("URL Resolve fail, substr Err\r\n"); |
JMF | 2:0e2ef866af95 | 510 | } |
JMF | 2:0e2ef866af95 | 511 | else |
JMF | 67:11db02bb93e1 | 512 | PUTS("URL Resolve fail, no quotes\r\n"); |
JMF | 2:0e2ef866af95 | 513 | } |
JMF | 2:0e2ef866af95 | 514 | else |
JMF | 67:11db02bb93e1 | 515 | PUTS("URL Resolve fail, WNC cmd fail\r\n"); |
JMF | 2:0e2ef866af95 | 516 | |
fkellermavnet | 43:6821a9c78c4b | 517 | *ipStr = "192.168.0.1"; |
fkellermavnet | 43:6821a9c78c4b | 518 | |
JMF | 2:0e2ef866af95 | 519 | return -1; |
JMF | 2:0e2ef866af95 | 520 | } |
JMF | 2:0e2ef866af95 | 521 | |
JMF | 2:0e2ef866af95 | 522 | void at_sockwrite_wnc(const char * s) |
JMF | 2:0e2ef866af95 | 523 | { |
JMF | 2:0e2ef866af95 | 524 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 525 | char num2str[6]; |
JMF | 2:0e2ef866af95 | 526 | size_t sLen = strlen(s); |
fkellermavnet | 39:1996eaec02d6 | 527 | if (sLen <= 1500) |
JMF | 2:0e2ef866af95 | 528 | { |
JMF | 2:0e2ef866af95 | 529 | string cmd_str("AT@SOCKWRITE=1,"); |
JMF | 2:0e2ef866af95 | 530 | itoa(sLen, num2str, 10); |
JMF | 2:0e2ef866af95 | 531 | cmd_str += num2str; |
JMF | 2:0e2ef866af95 | 532 | cmd_str += ",\""; |
JMF | 2:0e2ef866af95 | 533 | while(*s != '\0') |
JMF | 2:0e2ef866af95 | 534 | { |
JMF | 2:0e2ef866af95 | 535 | itoa((int)*s++, num2str, 16); |
JMF | 2:0e2ef866af95 | 536 | // Always 2-digit ascii hex: |
JMF | 2:0e2ef866af95 | 537 | if (strlen(num2str) == 1) |
JMF | 2:0e2ef866af95 | 538 | { |
JMF | 2:0e2ef866af95 | 539 | num2str[2] = '\0'; |
JMF | 2:0e2ef866af95 | 540 | num2str[1] = num2str[0]; |
JMF | 2:0e2ef866af95 | 541 | num2str[0] = '0'; |
JMF | 2:0e2ef866af95 | 542 | } |
JMF | 2:0e2ef866af95 | 543 | cmd_str += num2str; |
JMF | 2:0e2ef866af95 | 544 | } |
JMF | 2:0e2ef866af95 | 545 | cmd_str += "\""; |
fkellermavnet | 42:be4b9ee3a615 | 546 | send_wnc_cmd(cmd_str.c_str(), &pRespStr, 120000); |
JMF | 2:0e2ef866af95 | 547 | } |
JMF | 2:0e2ef866af95 | 548 | else |
JMF | 67:11db02bb93e1 | 549 | PUTS("sockwrite Err, string to long\r\n"); |
JMF | 2:0e2ef866af95 | 550 | } |
JMF | 2:0e2ef866af95 | 551 | |
JMF | 2:0e2ef866af95 | 552 | unsigned at_sockread_wnc(string * pS, unsigned n, unsigned retries = 0) |
JMF | 2:0e2ef866af95 | 553 | { |
fkellermavnet | 34:1a4498e3580e | 554 | unsigned i, numBytes = 0; |
JMF | 2:0e2ef866af95 | 555 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 556 | string cmd_str("AT@SOCKREAD=1,"); |
fkellermavnet | 30:33be8e2992f3 | 557 | |
fkellermavnet | 44:c95a85b5cf92 | 558 | // Clean slate |
fkellermavnet | 44:c95a85b5cf92 | 559 | pS->erase(); |
fkellermavnet | 44:c95a85b5cf92 | 560 | |
JMF | 2:0e2ef866af95 | 561 | if (n <= 1500) |
JMF | 2:0e2ef866af95 | 562 | { |
JMF | 2:0e2ef866af95 | 563 | char num2str[6]; |
fkellermavnet | 22:41e6c417ace1 | 564 | |
JMF | 2:0e2ef866af95 | 565 | itoa(n, num2str, 10); |
JMF | 2:0e2ef866af95 | 566 | cmd_str += num2str; |
JMF | 2:0e2ef866af95 | 567 | retries += 1; |
JMF | 2:0e2ef866af95 | 568 | while (retries--) |
JMF | 2:0e2ef866af95 | 569 | { |
fkellermavnet | 22:41e6c417ace1 | 570 | // Assuming someone is sending then calling this to receive response, invoke |
fkellermavnet | 22:41e6c417ace1 | 571 | // a pause to give the response some time to come back and then also |
fkellermavnet | 22:41e6c417ace1 | 572 | // between each retry. |
fkellermavnet | 22:41e6c417ace1 | 573 | wait_ms(10); |
fkellermavnet | 22:41e6c417ace1 | 574 | |
fkellermavnet | 30:33be8e2992f3 | 575 | send_wnc_cmd(cmd_str.c_str(), &pRespStr, WNC_TIMEOUT_MS); |
fkellermavnet | 43:6821a9c78c4b | 576 | |
JMF | 2:0e2ef866af95 | 577 | size_t pos_start = pRespStr->find("\"") + 1; |
JMF | 2:0e2ef866af95 | 578 | size_t pos_end = pRespStr->rfind("\"") - 1; |
fkellermavnet | 43:6821a9c78c4b | 579 | |
fkellermavnet | 43:6821a9c78c4b | 580 | // Make sure search finds what it's looking for! |
fkellermavnet | 43:6821a9c78c4b | 581 | if (pos_start != string::npos && pos_end != string::npos) |
fkellermavnet | 43:6821a9c78c4b | 582 | i = (pos_end - pos_start + 1); // Num hex chars, 2 per byte |
fkellermavnet | 43:6821a9c78c4b | 583 | else |
fkellermavnet | 43:6821a9c78c4b | 584 | i = 0; |
fkellermavnet | 43:6821a9c78c4b | 585 | |
JMF | 2:0e2ef866af95 | 586 | if (i > 0) |
JMF | 2:0e2ef866af95 | 587 | { |
fkellermavnet | 34:1a4498e3580e | 588 | retries = 1; // If any data found retry 1 more time to catch data that might be in another |
fkellermavnet | 34:1a4498e3580e | 589 | // WNC payload |
JMF | 2:0e2ef866af95 | 590 | string byte; |
JMF | 2:0e2ef866af95 | 591 | while (pos_start < pos_end) |
JMF | 2:0e2ef866af95 | 592 | { |
JMF | 2:0e2ef866af95 | 593 | byte = pRespStr->substr(pos_start, 2); |
fkellermavnet | 30:33be8e2992f3 | 594 | *pS += (char)strtol(byte.c_str(), NULL, 16); |
JMF | 2:0e2ef866af95 | 595 | pos_start += 2; |
JMF | 2:0e2ef866af95 | 596 | } |
fkellermavnet | 34:1a4498e3580e | 597 | numBytes += i/2; |
JMF | 2:0e2ef866af95 | 598 | } |
JMF | 2:0e2ef866af95 | 599 | } |
JMF | 2:0e2ef866af95 | 600 | } |
JMF | 2:0e2ef866af95 | 601 | else |
JMF | 67:11db02bb93e1 | 602 | PUTS("sockread Err, to many to read\r\n"); |
JMF | 2:0e2ef866af95 | 603 | |
fkellermavnet | 43:6821a9c78c4b | 604 | return (numBytes); |
JMF | 2:0e2ef866af95 | 605 | } |