FreeCalypso > hg > freecalypso-tools
annotate uptools/libcoding/sms_submit.c @ 582:deda54106c0e
doc/Target-boot-control: first draft
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 03 Feb 2020 01:25:31 +0000 |
parents | d1fa771abeb8 |
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1 /* |
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2 * This library module implements the function for constructing outgoing |
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3 * SMS-SUBMIT PDUs. |
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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 <strings.h> |
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8 |
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9 make_sms_submit_pdu(da, pid, dcs, textsrc, textlen, udh, udhl, outbuf) |
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10 u_char *da, *textsrc, *udh, *outbuf; |
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11 unsigned textlen, udhl; |
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12 { |
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13 u_char *outp = outbuf; |
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14 unsigned addr_field_len; |
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15 unsigned udh_octets, udh_chars; |
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16 u_char ud7[160]; |
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17 unsigned udl, udl_octets; |
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18 |
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19 if (udh) |
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20 *outp++ = 0x41; |
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21 else |
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22 *outp++ = 0x01; |
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23 *outp++ = 0; |
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24 addr_field_len = ((da[0] + 1) >> 1) + 2; |
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25 bcopy(da, outp, addr_field_len); |
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26 outp += addr_field_len; |
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27 *outp++ = pid; |
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28 *outp++ = dcs; |
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29 if (udh) { |
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30 udh_octets = udhl + 1; |
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31 udh_chars = (udh_octets * 8 + 6) / 7; |
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32 } else { |
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33 udh_octets = 0; |
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34 udh_chars = 0; |
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35 } |
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36 udl = udh_chars + textlen; |
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37 *outp++ = udl; |
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38 udl_octets = (udl * 7 + 7) / 8; |
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39 bzero(ud7, 160); |
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40 bcopy(textsrc, ud7 + udh_chars, textlen); |
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41 gsm7_pack(ud7, outp, udl_octets); |
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42 if (udh) { |
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43 *outp = udhl; |
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44 bcopy(udh, outp + 1, udhl); |
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45 } |
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46 outp += udl_octets; |
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47 return (outp - outbuf); |
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48 } |