Lines Matching refs:pcrx

244 static void pppDrop(PPPControlRx *pcrx);
245 static void pppInProc(PPPControlRx *pcrx, u_char *s, int l);
246 static void pppFreeCurrentInputPacket(PPPControlRx *pcrx);
1521   PPPControlRx *pcrx = arg;
1523   while (lcp_phase[pcrx->pd] != PHASE_DEAD) {
1524     count = sio_read(pcrx->fd, pcrx->rxbuf, PPPOS_RX_BUFSIZE);
1526       pppInProc(pcrx, pcrx->rxbuf, count);
1729 pppFreeCurrentInputPacket(PPPControlRx *pcrx)
1731   if (pcrx->inHead != NULL) {
1732     if (pcrx->inTail && (pcrx->inTail != pcrx->inHead)) {
1733       pbuf_free(pcrx->inTail);
1735     pbuf_free(pcrx->inHead);
1736     pcrx->inHead = NULL;
1738   pcrx->inTail = NULL;
1745 pppDrop(PPPControlRx *pcrx)
1747   if (pcrx->inHead != NULL) {
1749     PPPDEBUG(LOG_INFO, ("pppDrop: %d:%.*H\n", pcrx->inHead->len, min(60, pcrx->inHead->len * 2), pcrx->inHead->payload));
1751     PPPDEBUG(LOG_INFO, ("pppDrop: pbuf len=%d, addr %p\n", pcrx->inHead->len, (void*)pcrx->inHead));
1753   pppFreeCurrentInputPacket(pcrx);
1755   vj_uncompress_err(&pppControl[pcrx->pd].vjComp);
1759   snmp_inc_ifindiscards(&pppControl[pcrx->pd].netif);
1781 pppInProc(PPPControlRx *pcrx, u_char *s, int l)
1788   PPPDEBUG(LOG_DEBUG, ("pppInProc[%d]: got %d bytes\n", pcrx->pd, l));
1793     escaped = ESCAPE_P(pcrx->inACCM, curChar);
1803         pcrx->inEscaped = 1;
1807         if (pcrx->inState <= PDADDRESS) {
1810         } else if (pcrx->inState < PDDATA) {
1813                     pcrx->pd, pcrx->inState));
1815           pppDrop(pcrx);
1817         } else if (pcrx->inFCS != PPP_GOODFCS) {
1820                     pcrx->pd, pcrx->inFCS, pcrx->inProtocol));
1823           pppDrop(pcrx);
1828           if(pcrx->inTail->len >= 2) {
1829             pcrx->inTail->len -= 2;
1831             pcrx->inTail->tot_len = pcrx->inTail->len;
1832             if (pcrx->inTail != pcrx->inHead) {
1833               pbuf_cat(pcrx->inHead, pcrx->inTail);
1836             pcrx->inTail->tot_len = pcrx->inTail->len;
1837             if (pcrx->inTail != pcrx->inHead) {
1838               pbuf_cat(pcrx->inHead, pcrx->inTail);
1841             pbuf_realloc(pcrx->inHead, pcrx->inHead->tot_len - 2);
1845           inp = pcrx->inHead;
1847           pcrx->inHead = NULL;
1848           pcrx->inTail = NULL;
1851             PPPDEBUG(LOG_ERR, ("pppInProc[%d]: tcpip_callback() failed, dropping packet\n", pcrx->pd));
1854             snmp_inc_ifindiscards(&pppControl[pcrx->pd].netif);
1862         pcrx->inFCS = PPP_INITFCS;
1863         pcrx->inState = PDADDRESS;
1864         pcrx->inEscaped = 0;
1869                  ("pppInProc[%d]: Dropping ACCM char <%d>\n", pcrx->pd, curChar));
1874       if (pcrx->inEscaped) {
1875         pcrx->inEscaped = 0;
1880       switch(pcrx->inState) {
1891           pcrx->inFCS = PPP_INITFCS;
1896             pcrx->inState = PDCONTROL;
1904             pcrx->inState = PDPROTOCOL1;
1910                      ("pppInProc[%d]: Invalid control <%d>\n", pcrx->pd, curChar));
1911             pcrx->inState = PDSTART;
1918             pcrx->inProtocol = curChar;
1919             pcrx->inState = PDDATA;
1921             pcrx->inProtocol = (u_int)curChar << 8;
1922             pcrx->inState = PDPROTOCOL2;
1926           pcrx->inProtocol |= curChar;
1927           pcrx->inState = PDDATA;
1931           if (pcrx->inTail == NULL || pcrx->inTail->len == PBUF_POOL_BUFSIZE) {
1932             if (pcrx->inTail != NULL) {
1933               pcrx->inTail->tot_len = pcrx->inTail->len;
1934               if (pcrx->inTail != pcrx->inHead) {
1935                 pbuf_cat(pcrx->inHead, pcrx->inTail);
1937                 pcrx->inTail = NULL;
1946               PPPDEBUG(LOG_ERR, ("pppInProc[%d]: NO FREE MBUFS!\n", pcrx->pd));
1948               pppDrop(pcrx);
1949               pcrx->inState = PDSTART;  /* Wait for flag sequence. */
1952             if (pcrx->inHead == NULL) {
1955               pih->unit = pcrx->pd;
1956               pih->proto = pcrx->inProtocol;
1960               pcrx->inHead = nextNBuf;
1962             pcrx->inTail = nextNBuf;
1965           ((u_char*)pcrx->inTail->payload)[pcrx->inTail->len++] = curChar;
1970       pcrx->inFCS = PPP_FCS(pcrx->inFCS, curChar);