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annotate uptools/atcmd/smsend_cmgw.c @ 731:d89b72f2181b

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doc/TIFFS-IVA-usage: new decode facility documented
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 28 Aug 2020 05:56:13 +0000
parents dc2fd8e6f42c
children
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1 /*
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2 * The handling of +CMGW responses and send-after-write for fcup-smsend
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3 * family is implemented here.
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4 */
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5
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6 #include <sys/types.h>
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7 #include <stdio.h>
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8 #include <stdlib.h>
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9 #include <string.h>
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10 #include <strings.h>
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11 #include "../../rvinterf/include/exitcodes.h"
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12 #include "resp_parse.h"
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13
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14 extern char at_response[];
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15 extern int sms_write_mode;
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16
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17 struct saw_rec {
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18 unsigned msgid;
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19 struct saw_rec *next;
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20 };
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21
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22 struct saw_rec *sendafterwr_head, **sendafterwr_tail = &sendafterwr_head;
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23
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24 add_sendafterwr_record(msgid)
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25 unsigned msgid;
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26 {
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27 struct saw_rec *rec;
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28
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29 rec = malloc(sizeof(struct saw_rec));
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30 if (!rec) {
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31 perror("malloc for send-after-write record");
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32 exit(ERROR_UNIX);
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33 }
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34 rec->msgid = msgid;
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35 rec->next = 0;
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36 *sendafterwr_tail = rec;
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37 sendafterwr_tail = &rec->next;
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38 }
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39
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40 cmgw_callback()
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41 {
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42 struct resp_field fields[1];
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43 int cc;
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44
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45 /* skip empty lines */
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46 if (!at_response[1])
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47 return;
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48 /* if not empty, it MUST be +CMGW */
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49 if (strncmp(at_response+1, "+CMGW: ", 7)) {
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50 fprintf(stderr, "error: response from target is not +CMGW\n");
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51 exit(ERROR_TARGET);
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52 }
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53 if (sms_write_mode == 2) {
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54 puts(at_response+1);
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55 return;
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56 }
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57 if (parse_structured_response(at_response+8, fields, 1) != 1) {
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58 malformed: fprintf(stderr, "error: malformed +CMGW response\n");
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59 exit(ERROR_TARGET);
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60 }
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61 if (fields[0].type != RESP_FIELD_NUMBER)
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62 goto malformed;
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63 add_sendafterwr_record(fields[0].num);
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64 }
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65
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66 sendafterwr_process()
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67 {
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68 struct saw_rec *rec;
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69 char cmss_cmd[32];
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70
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71 if (!sendafterwr_head) {
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72 fprintf(stderr,
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73 "error: no +CMGW response received from target\n");
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74 exit(ERROR_TARGET);
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75 }
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76 if (sendafterwr_head->next)
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77 atinterf_exec_cmd_needok("AT+CMMS=1", (char *) 0, (void *) 0);
362
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78 for (rec = sendafterwr_head; rec; rec = rec->next) {
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79 sprintf(cmss_cmd, "AT+CMSS=%u", rec->msgid);
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80 atinterf_exec_cmd_needok(cmss_cmd, (char *) 0, (void *) 0);
362
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81 }
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82 if (sendafterwr_head->next)
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83 atinterf_exec_cmd_needok("AT+CMMS=0", (char *) 0, (void *) 0);
362
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84 }