annotate uptools/libcoding/number_encode.c @ 429:05dc91d011a6

doc/RVTMUX: updated for the current state of FreeCalypso
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 03 Nov 2018 05:51:17 +0000
parents 7154a231e4b5
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
358
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This library module implements the function that parses SMS destination
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * addresses given by the user and encodes them into the GSM 03.40
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 * TP-Destination-Address structure.
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 */
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <sys/types.h>
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <ctype.h>
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <stdlib.h>
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 digit_char_to_gsm(ch)
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 {
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 switch (ch) {
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 case '0':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 case '1':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 case '2':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 case '3':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 case '4':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 case '5':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 case '6':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 case '7':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 case '8':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 case '9':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 return (ch - '0');
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 case '*':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 return 0xA;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 case '#':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 return 0xB;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 case 'a':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 case 'b':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 case 'c':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 return (ch - 'a' + 0xC);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 case 'A':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 case 'B':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 case 'C':
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 return (ch - 'A' + 0xC);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 }
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 return (-1);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 }
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 parse_and_encode_dest_addr(input, outbuf)
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 char *input;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 u_char *outbuf;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 {
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 char *cp, *endp;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 int d;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 u_char digits[20];
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 unsigned n;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 cp = input;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 if (*cp == '+') {
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 outbuf[1] = 0x91;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 cp++;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 } else
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 outbuf[1] = 0x81;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 if (digit_char_to_gsm(*cp) < 0)
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 return(-1);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 n = 0;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 while ((d = digit_char_to_gsm(*cp)) >= 0) {
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 cp++;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 if (n >= 20)
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 return(-1);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 digits[n++] = d;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 }
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 outbuf[0] = n;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 while (n < 20)
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
67 digits[n++] = 0xF;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
68 if (*cp == ',') {
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
69 cp++;
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
70 if (!isdigit(*cp))
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
71 return(-1);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
72 outbuf[1] = strtoul(cp, &endp, 0);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 if (*endp)
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74 return(-1);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 } else if (*cp)
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 return(-1);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
77 for (n = 0; n < 10; n++)
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78 outbuf[2+n] = (digits[n*2+1] << 4) | digits[n*2];
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 return(0);
7154a231e4b5 uptools/libcoding: SMS dest address parsing and encoding implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80 }