136   u8_t *buffer, *inptr;  in lowpan6_compress_headers()  local
150   buffer = outbuf;  in lowpan6_compress_headers()
154     /* input buffer too short */  in lowpan6_compress_headers()
158     /* output buffer too short for worst case */  in lowpan6_compress_headers()
171   buffer[0] = 0x60;  in lowpan6_compress_headers()
172   buffer[1] = 0;  in lowpan6_compress_headers()
177   buffer[2] = 0;  in lowpan6_compress_headers()
182     buffer[1] |= 0x40;  in lowpan6_compress_headers()
183     buffer[2] |= (i & 0x0f) << 4;  in lowpan6_compress_headers()
189     buffer[1] |= 0x04;  in lowpan6_compress_headers()
190     buffer[2] |= i & 0x0f;  in lowpan6_compress_headers()
193   if (buffer[2] != 0x00) {  in lowpan6_compress_headers()
195     buffer[1] |= 0x80;  in lowpan6_compress_headers()
205     buffer[0] |= 0x10;  in lowpan6_compress_headers()
208       buffer[0] |= 0x08;  in lowpan6_compress_headers()
211       buffer[lowpan6_header_len++] = IP6H_TC(ip6hdr);  in lowpan6_compress_headers()
216       buffer[0] |= 0x08;  in lowpan6_compress_headers()
218       buffer[lowpan6_header_len] = IP6H_TC(ip6hdr) & 0xc0;  in lowpan6_compress_headers()
219       buffer[lowpan6_header_len++] |= (IP6H_FL(ip6hdr) >> 16) & 0x0f;  in lowpan6_compress_headers()
220       buffer[lowpan6_header_len++] = (IP6H_FL(ip6hdr) >> 8) & 0xff;  in lowpan6_compress_headers()
221       buffer[lowpan6_header_len++] = IP6H_FL(ip6hdr) & 0xff;  in lowpan6_compress_headers()
224       buffer[lowpan6_header_len++] = IP6H_TC(ip6hdr);  in lowpan6_compress_headers()
225       buffer[lowpan6_header_len++] = (IP6H_FL(ip6hdr) >> 16) & 0x0f;  in lowpan6_compress_headers()
226       buffer[lowpan6_header_len++] = (IP6H_FL(ip6hdr) >> 8) & 0xff;  in lowpan6_compress_headers()
227       buffer[lowpan6_header_len++] = IP6H_FL(ip6hdr) & 0xff;  in lowpan6_compress_headers()
234     buffer[0] |= 0x04;  in lowpan6_compress_headers()
237     buffer[lowpan6_header_len++] = IP6H_NEXTH(ip6hdr);  in lowpan6_compress_headers()
242     buffer[0] |= 0x03;  in lowpan6_compress_headers()
244     buffer[0] |= 0x02;  in lowpan6_compress_headers()
246     buffer[0] |= 0x01;  in lowpan6_compress_headers()
249     buffer[lowpan6_header_len++] = IP6H_HOPLIM(ip6hdr);  in lowpan6_compress_headers()
253   if (((buffer[1] & 0x40) != 0) ||  in lowpan6_compress_headers()
257     buffer[1] |= (i & 0x03) << 4;  in lowpan6_compress_headers()
259       MEMCPY(buffer + lowpan6_header_len, inptr + 16, 8);  in lowpan6_compress_headers()
262       MEMCPY(buffer + lowpan6_header_len, inptr + 22, 2);  in lowpan6_compress_headers()
267     buffer[1] |= 0x40;  in lowpan6_compress_headers()
270     MEMCPY(buffer + lowpan6_header_len, inptr + 8, 16);  in lowpan6_compress_headers()
278     buffer[1] |= 0x08;  in lowpan6_compress_headers()
281     buffer[1] |= i & 0x03;  in lowpan6_compress_headers()
283       MEMCPY(buffer + lowpan6_header_len, inptr + 24, 16);  in lowpan6_compress_headers()
286       buffer[lowpan6_header_len++] = inptr[25];  in lowpan6_compress_headers()
287       MEMCPY(buffer + lowpan6_header_len, inptr + 35, 5);  in lowpan6_compress_headers()
290       buffer[lowpan6_header_len++] = inptr[25];  in lowpan6_compress_headers()
291       MEMCPY(buffer + lowpan6_header_len, inptr + 37, 3);  in lowpan6_compress_headers()
294       buffer[lowpan6_header_len++] = (inptr)[39];  in lowpan6_compress_headers()
296   } else if (((buffer[1] & 0x04) != 0) ||  in lowpan6_compress_headers()
300     buffer[1] |= i & 0x03;  in lowpan6_compress_headers()
302       MEMCPY(buffer + lowpan6_header_len, inptr + 32, 8);  in lowpan6_compress_headers()
305       MEMCPY(buffer + lowpan6_header_len, inptr + 38, 2);  in lowpan6_compress_headers()
310     MEMCPY(buffer + lowpan6_header_len, inptr + 24, 16);  in lowpan6_compress_headers()
324       /* input buffer too short */  in lowpan6_compress_headers()
328       /* output buffer too short for worst case */  in lowpan6_compress_headers()
332     buffer[lowpan6_header_len] = 0xf0;  in lowpan6_compress_headers()
338       buffer[lowpan6_header_len++] |= 0x03;  in lowpan6_compress_headers()
339       buffer[lowpan6_header_len++] = ((inptr[1] & 0x0f) << 4) | (inptr[3] & 0x0f);  in lowpan6_compress_headers()
342       buffer[lowpan6_header_len++] |= 0x02;  in lowpan6_compress_headers()
343       buffer[lowpan6_header_len++] = inptr[1];  in lowpan6_compress_headers()
344       buffer[lowpan6_header_len++] = inptr[2];  in lowpan6_compress_headers()
345       buffer[lowpan6_header_len++] = inptr[3];  in lowpan6_compress_headers()
348       buffer[lowpan6_header_len++] |= 0x01;  in lowpan6_compress_headers()
349       buffer[lowpan6_header_len++] = inptr[0];  in lowpan6_compress_headers()
350       buffer[lowpan6_header_len++] = inptr[1];  in lowpan6_compress_headers()
351       buffer[lowpan6_header_len++] = inptr[3];  in lowpan6_compress_headers()
355       buffer[lowpan6_header_len++] = inptr[0];  in lowpan6_compress_headers()
356       buffer[lowpan6_header_len++] = inptr[1];  in lowpan6_compress_headers()
357       buffer[lowpan6_header_len++] = inptr[2];  in lowpan6_compress_headers()
358       buffer[lowpan6_header_len++] = inptr[3];  in lowpan6_compress_headers()
362     buffer[lowpan6_header_len++] = inptr[6];  in lowpan6_compress_headers()
363     buffer[lowpan6_header_len++] = inptr[7];  in lowpan6_compress_headers()
379  * @param decomp_buffer buffer where the decompressed headers are stored
769     /* input buffer overflow */  in lowpan6_decompress_hdr()
792   /* Allocate a buffer for decompression. This buffer will be too big and will be  in lowpan6_decompress()