diff options
Diffstat (limited to 'accel-pptpd/ppp/ppp_ipcp.c')
-rw-r--r-- | accel-pptpd/ppp/ppp_ipcp.c | 502 |
1 files changed, 260 insertions, 242 deletions
diff --git a/accel-pptpd/ppp/ppp_ipcp.c b/accel-pptpd/ppp/ppp_ipcp.c index f8d0a3f5..c46b1bdb 100644 --- a/accel-pptpd/ppp/ppp_ipcp.c +++ b/accel-pptpd/ppp/ppp_ipcp.c @@ -41,14 +41,12 @@ static void ipcp_options_init(struct ppp_ipcp_t *ipcp) ipcp->conf_req_len = sizeof(struct ipcp_hdr_t); - list_for_each_entry(h,&option_handlers,entry) - { - lopt=h->init(ipcp); - if (lopt) - { - lopt->h=h; - list_add_tail(&lopt->entry,&ipcp->options); - ipcp->conf_req_len+=lopt->len; + list_for_each_entry(h,&option_handlers,entry) { + lopt = h->init(ipcp); + if (lopt) { + lopt->h = h; + list_add_tail(&lopt->entry, &ipcp->options); + ipcp->conf_req_len += lopt->len; } } } @@ -57,40 +55,39 @@ static void ipcp_options_free(struct ppp_ipcp_t *ipcp) { struct ipcp_option_t *lopt; - while(!list_empty(&ipcp->options)) - { - lopt=list_entry(ipcp->options.next,typeof(*lopt),entry); + while (!list_empty(&ipcp->options)) { + lopt = list_entry(ipcp->options.next, typeof(*lopt), entry); list_del(&lopt->entry); - lopt->h->free(ipcp,lopt); + lopt->h->free(ipcp, lopt); } } static struct ppp_layer_data_t *ipcp_layer_init(struct ppp_t *ppp) { - struct ppp_ipcp_t *ipcp=_malloc(sizeof(*ipcp)); - memset(ipcp,0,sizeof(*ipcp)); + struct ppp_ipcp_t *ipcp = _malloc(sizeof(*ipcp)); + memset(ipcp, 0, sizeof(*ipcp)); log_ppp_debug("ipcp_layer_init\n"); - ipcp->ppp=ppp; - ipcp->fsm.ppp=ppp; + ipcp->ppp = ppp; + ipcp->fsm.ppp = ppp; - ipcp->hnd.proto=PPP_IPCP; - ipcp->hnd.recv=ipcp_recv; + ipcp->hnd.proto = PPP_IPCP; + ipcp->hnd.recv = ipcp_recv; - ppp_register_unit_handler(ppp,&ipcp->hnd); + ppp_register_unit_handler(ppp, &ipcp->hnd); ipcp->fsm.proto = PPP_IPCP; ppp_fsm_init(&ipcp->fsm); - ipcp->fsm.layer_up=ipcp_layer_up; - ipcp->fsm.layer_finished=ipcp_layer_down; - ipcp->fsm.send_conf_req=send_conf_req; - ipcp->fsm.send_conf_ack=send_conf_ack; - ipcp->fsm.send_conf_nak=send_conf_nak; - ipcp->fsm.send_conf_rej=send_conf_rej; - ipcp->fsm.send_term_req=send_term_req; - ipcp->fsm.send_term_ack=send_term_ack; + ipcp->fsm.layer_up = ipcp_layer_up; + ipcp->fsm.layer_finished = ipcp_layer_down; + ipcp->fsm.send_conf_req = send_conf_req; + ipcp->fsm.send_conf_ack = send_conf_ack; + ipcp->fsm.send_conf_nak = send_conf_nak; + ipcp->fsm.send_conf_rej = send_conf_rej; + ipcp->fsm.send_term_req = send_term_req; + ipcp->fsm.send_term_ack = send_term_ack; INIT_LIST_HEAD(&ipcp->options); INIT_LIST_HEAD(&ipcp->ropt_list); @@ -100,7 +97,7 @@ static struct ppp_layer_data_t *ipcp_layer_init(struct ppp_t *ppp) int ipcp_layer_start(struct ppp_layer_data_t *ld) { - struct ppp_ipcp_t *ipcp=container_of(ld,typeof(*ipcp),ld); + struct ppp_ipcp_t *ipcp = container_of(ld, typeof(*ipcp), ld); log_ppp_debug("ipcp_layer_start\n"); @@ -114,21 +111,21 @@ int ipcp_layer_start(struct ppp_layer_data_t *ld) void ipcp_layer_finish(struct ppp_layer_data_t *ld) { - struct ppp_ipcp_t *ipcp=container_of(ld,typeof(*ipcp),ld); + struct ppp_ipcp_t *ipcp = container_of(ld, typeof(*ipcp), ld); log_ppp_debug("ipcp_layer_finish\n"); ipcp->fsm.fsm_state = FSM_Closed; - ppp_layer_finished(ipcp->ppp,&ipcp->ld); + ppp_layer_finished(ipcp->ppp, &ipcp->ld); } void ipcp_layer_free(struct ppp_layer_data_t *ld) { - struct ppp_ipcp_t *ipcp=container_of(ld,typeof(*ipcp),ld); + struct ppp_ipcp_t *ipcp = container_of(ld, typeof(*ipcp), ld); log_ppp_debug("ipcp_layer_free\n"); - ppp_unregister_handler(ipcp->ppp,&ipcp->hnd); + ppp_unregister_handler(ipcp->ppp, &ipcp->hnd); ipcp_options_free(ipcp); ppp_fsm_free(&ipcp->fsm); @@ -137,19 +134,23 @@ void ipcp_layer_free(struct ppp_layer_data_t *ld) static void ipcp_layer_up(struct ppp_fsm_t *fsm) { - struct ppp_ipcp_t *ipcp=container_of(fsm,typeof(*ipcp),fsm); + struct ppp_ipcp_t *ipcp = container_of(fsm, typeof(*ipcp), fsm); + log_ppp_debug("ipcp_layer_started\n"); + if (!ipcp->started) { ipcp->started = 1; - ppp_layer_started(ipcp->ppp,&ipcp->ld); + ppp_layer_started(ipcp->ppp, &ipcp->ld); } } static void ipcp_layer_down(struct ppp_fsm_t *fsm) { - struct ppp_ipcp_t *ipcp=container_of(fsm,typeof(*ipcp),fsm); + struct ppp_ipcp_t *ipcp = container_of(fsm, typeof(*ipcp), fsm); + log_ppp_debug("ipcp_layer_finished\n"); - ppp_layer_finished(ipcp->ppp,&ipcp->ld); + + ppp_layer_finished(ipcp->ppp, &ipcp->ld); if (ipcp->started) ipcp->started = 0; else @@ -159,56 +160,54 @@ static void ipcp_layer_down(struct ppp_fsm_t *fsm) static void print_ropt(struct recv_opt_t *ropt) { int i; - uint8_t *ptr=(uint8_t*)ropt->hdr; + uint8_t *ptr = (uint8_t*)ropt->hdr; - log_ppp_debug(" <"); - for(i=0; i<ropt->len; i++) - { - log_ppp_debug(" %x",ptr[i]); + log_ppp_info("<"); + for (i = 0; i < ropt->len; i++) { + log_ppp_info(" %x", ptr[i]); } - log_ppp_debug(" >"); + log_ppp_info(" >"); } static int send_conf_req(struct ppp_fsm_t *fsm) { - struct ppp_ipcp_t *ipcp=container_of(fsm,typeof(*ipcp),fsm); - uint8_t *buf=_malloc(ipcp->conf_req_len), *ptr=buf; - struct ipcp_hdr_t *ipcp_hdr=(struct ipcp_hdr_t*)ptr; + struct ppp_ipcp_t *ipcp = container_of(fsm, typeof(*ipcp), fsm); + uint8_t *buf = _malloc(ipcp->conf_req_len), *ptr = buf; + struct ipcp_hdr_t *ipcp_hdr = (struct ipcp_hdr_t*)ptr; struct ipcp_option_t *lopt; int n; - ipcp_hdr->proto=htons(PPP_IPCP); - ipcp_hdr->code=CONFREQ; - ipcp_hdr->id=++ipcp->fsm.id; - ipcp_hdr->len=0; + ipcp_hdr->proto = htons(PPP_IPCP); + ipcp_hdr->code = CONFREQ; + ipcp_hdr->id = ++ipcp->fsm.id; + ipcp_hdr->len = 0; - ptr+=sizeof(*ipcp_hdr); + ptr += sizeof(*ipcp_hdr); - list_for_each_entry(lopt,&ipcp->options,entry) - { + list_for_each_entry(lopt, &ipcp->options, entry) { n = lopt->h->send_conf_req(ipcp, lopt, ptr); if (n < 0) return -1; if (n) { - ptr+=n; + ptr += n; lopt->print = 1; } else lopt->print = 0; } if (conf_ppp_verbose) { - log_ppp_debug("send [IPCP ConfReq id=%x", ipcp_hdr->id); - list_for_each_entry(lopt,&ipcp->options,entry){ + log_ppp_info("send [IPCP ConfReq id=%x", ipcp_hdr->id); + list_for_each_entry(lopt,&ipcp->options,entry) { if (lopt->print) { - log_ppp_debug(" "); - lopt->h->print(log_ppp_debug,lopt,NULL); + log_ppp_info(" "); + lopt->h->print(log_ppp_debug, lopt, NULL); } } - log_ppp_debug("]\n"); + log_ppp_info("]\n"); } - ipcp_hdr->len=htons((ptr-buf)-2); - ppp_unit_send(ipcp->ppp,ipcp_hdr,ptr-buf); + ipcp_hdr->len = htons(ptr - buf - 2); + ppp_unit_send(ipcp->ppp, ipcp_hdr, ptr - buf); _free(buf); @@ -217,139 +216,155 @@ static int send_conf_req(struct ppp_fsm_t *fsm) static void send_conf_ack(struct ppp_fsm_t *fsm) { - struct ppp_ipcp_t *ipcp=container_of(fsm,typeof(*ipcp),fsm); - struct ipcp_hdr_t *hdr=(struct ipcp_hdr_t*)ipcp->ppp->unit_buf; + struct ppp_ipcp_t *ipcp = container_of(fsm, typeof(*ipcp), fsm); + struct ipcp_hdr_t *hdr = (struct ipcp_hdr_t*)ipcp->ppp->unit_buf; - hdr->code=CONFACK; - log_ppp_debug("send [IPCP ConfAck id=%x ]\n",ipcp->fsm.recv_id); + hdr->code = CONFACK; - ppp_unit_send(ipcp->ppp,hdr,ntohs(hdr->len)+2); + if (conf_ppp_verbose) + log_ppp_info("send [IPCP ConfAck id=%x]\n", ipcp->fsm.recv_id); + + ppp_unit_send(ipcp->ppp, hdr, ntohs(hdr->len) + 2); } static void send_conf_nak(struct ppp_fsm_t *fsm) { - struct ppp_ipcp_t *ipcp=container_of(fsm,typeof(*ipcp),fsm); - uint8_t *buf=_malloc(ipcp->conf_req_len), *ptr=buf; - struct ipcp_hdr_t *ipcp_hdr=(struct ipcp_hdr_t*)ptr; + struct ppp_ipcp_t *ipcp = container_of(fsm, typeof(*ipcp), fsm); + uint8_t *buf = _malloc(ipcp->conf_req_len), *ptr = buf; + struct ipcp_hdr_t *ipcp_hdr = (struct ipcp_hdr_t*)ptr; struct recv_opt_t *ropt; - log_ppp_debug("send [IPCP ConfNak id=%x",ipcp->fsm.recv_id); + if (conf_ppp_verbose) + log_ppp_info("send [IPCP ConfNak id=%x", ipcp->fsm.recv_id); - ipcp_hdr->proto=htons(PPP_IPCP); - ipcp_hdr->code=CONFNAK; - ipcp_hdr->id=ipcp->fsm.recv_id; - ipcp_hdr->len=0; + ipcp_hdr->proto = htons(PPP_IPCP); + ipcp_hdr->code = CONFNAK; + ipcp_hdr->id = ipcp->fsm.recv_id; + ipcp_hdr->len = 0; - ptr+=sizeof(*ipcp_hdr); + ptr += sizeof(*ipcp_hdr); - list_for_each_entry(ropt,&ipcp->ropt_list,entry) - { - if (ropt->state==IPCP_OPT_NAK) - { - log_ppp_debug(" "); - ropt->lopt->h->print(log_ppp_debug,ropt->lopt,NULL); - ptr+=ropt->lopt->h->send_conf_nak(ipcp,ropt->lopt,ptr); + list_for_each_entry(ropt, &ipcp->ropt_list, entry) { + if (ropt->state == IPCP_OPT_NAK) { + if (conf_ppp_verbose) { + log_ppp_info(" "); + ropt->lopt->h->print(log_ppp_info, ropt->lopt, NULL); + } + ptr += ropt->lopt->h->send_conf_nak(ipcp, ropt->lopt, ptr); } } - log_ppp_debug("]\n"); + if (conf_ppp_verbose) + log_ppp_info("]\n"); - ipcp_hdr->len=htons((ptr-buf)-2); - ppp_unit_send(ipcp->ppp,ipcp_hdr,ptr-buf); + ipcp_hdr->len = htons(ptr-buf-2); + ppp_unit_send(ipcp->ppp, ipcp_hdr, ptr - buf); _free(buf); } static void send_conf_rej(struct ppp_fsm_t *fsm) { - struct ppp_ipcp_t *ipcp=container_of(fsm,typeof(*ipcp),fsm); - uint8_t *buf=_malloc(ipcp->ropt_len + sizeof(struct ipcp_hdr_t)), *ptr=buf; - struct ipcp_hdr_t *ipcp_hdr=(struct ipcp_hdr_t*)ptr; + struct ppp_ipcp_t *ipcp = container_of(fsm, typeof(*ipcp), fsm); + uint8_t *buf = _malloc(ipcp->ropt_len + sizeof(struct ipcp_hdr_t)), *ptr = buf; + struct ipcp_hdr_t *ipcp_hdr = (struct ipcp_hdr_t*)ptr; struct recv_opt_t *ropt; - log_ppp_debug("send [IPCP ConfRej id=%x ",ipcp->fsm.recv_id); + if (conf_ppp_verbose) + log_ppp_info("send [IPCP ConfRej id=%x", ipcp->fsm.recv_id); - ipcp_hdr->proto=htons(PPP_IPCP); - ipcp_hdr->code=CONFREJ; - ipcp_hdr->id=ipcp->fsm.recv_id; - ipcp_hdr->len=0; + ipcp_hdr->proto = htons(PPP_IPCP); + ipcp_hdr->code = CONFREJ; + ipcp_hdr->id = ipcp->fsm.recv_id; + ipcp_hdr->len = 0; - ptr+=sizeof(*ipcp_hdr); + ptr += sizeof(*ipcp_hdr); - list_for_each_entry(ropt,&ipcp->ropt_list,entry) - { - if (ropt->state==IPCP_OPT_REJ) - { - log_ppp_debug(" "); - if (ropt->lopt) ropt->lopt->h->print(log_ppp_debug,ropt->lopt,(uint8_t*)ropt->hdr); - else print_ropt(ropt); - memcpy(ptr,ropt->hdr,ropt->len); - ptr+=ropt->len; + list_for_each_entry(ropt, &ipcp->ropt_list, entry) { + if (ropt->state == IPCP_OPT_REJ) { + if (conf_ppp_verbose) { + log_ppp_info(" "); + if (ropt->lopt) + ropt->lopt->h->print(log_ppp_info, ropt->lopt, (uint8_t*)ropt->hdr); + else + print_ropt(ropt); + } + memcpy(ptr, ropt->hdr, ropt->len); + ptr += ropt->len; } } - log_ppp_debug("]\n"); + if (conf_ppp_verbose) + log_ppp_info("]\n"); - ipcp_hdr->len=htons((ptr-buf)-2); - ppp_unit_send(ipcp->ppp,ipcp_hdr,ptr-buf); + ipcp_hdr->len = htons(ptr - buf - 2); + ppp_unit_send(ipcp->ppp, ipcp_hdr, ptr-buf); _free(buf); } -static int ipcp_recv_conf_req(struct ppp_ipcp_t *ipcp,uint8_t *data,int size) +static int ipcp_recv_conf_req(struct ppp_ipcp_t *ipcp, uint8_t *data, int size) { struct ipcp_opt_hdr_t *hdr; struct recv_opt_t *ropt; struct ipcp_option_t *lopt; - int r,ret=1; + int r,ret = 1; - ipcp->ropt_len=size; + ipcp->ropt_len = size; - while(size>0) - { - hdr=(struct ipcp_opt_hdr_t *)data; - - ropt=_malloc(sizeof(*ropt)); - memset(ropt,0,sizeof(*ropt)); - if (hdr->len>size) ropt->len=size; - else ropt->len=hdr->len; - ropt->hdr=hdr; - ropt->state=IPCP_OPT_NONE; - list_add_tail(&ropt->entry,&ipcp->ropt_list); - - data+=ropt->len; - size-=ropt->len; + while (size > 0) { + hdr = (struct ipcp_opt_hdr_t *)data; + + ropt = _malloc(sizeof(*ropt)); + memset(ropt, 0, sizeof(*ropt)); + + if (hdr->len > size) + ropt->len = size; + else + ropt->len = hdr->len; + ropt->hdr = hdr; + ropt->state = IPCP_OPT_NONE; + list_add_tail(&ropt->entry, &ipcp->ropt_list); + + data += ropt->len; + size -= ropt->len; } - list_for_each_entry(lopt,&ipcp->options,entry) + list_for_each_entry(lopt, &ipcp->options, entry) lopt->state=IPCP_OPT_NONE; - log_ppp_debug("recv [IPCP ConfReq id=%x",ipcp->fsm.recv_id); - list_for_each_entry(ropt,&ipcp->ropt_list,entry) - { - list_for_each_entry(lopt,&ipcp->options,entry) - { - if (lopt->id==ropt->hdr->id) - { - log_ppp_debug(" "); - lopt->h->print(log_ppp_debug,lopt,(uint8_t*)ropt->hdr); - r=lopt->h->recv_conf_req(ipcp,lopt,(uint8_t*)ropt->hdr); - lopt->state=r; - ropt->state=r; - ropt->lopt=lopt; - if (r<ret) ret=r; + if (conf_ppp_verbose) + log_ppp_info("recv [IPCP ConfReq id=%x", ipcp->fsm.recv_id); + + list_for_each_entry(ropt, &ipcp->ropt_list, entry) { + list_for_each_entry(lopt, &ipcp->options, entry) { + if (lopt->id == ropt->hdr->id) { + if (conf_ppp_verbose) { + log_ppp_info(" "); + lopt->h->print(log_ppp_info, lopt, (uint8_t*)ropt->hdr); + } + r = lopt->h->recv_conf_req(ipcp, lopt, (uint8_t*)ropt->hdr); + lopt->state = r; + ropt->state = r; + ropt->lopt = lopt; + if (r < ret) + ret = r; break; } } if (!ropt->lopt) { - log_ppp_debug(" "); - print_ropt(ropt); - ropt->state=IPCP_OPT_REJ; - ret=IPCP_OPT_REJ; + if (conf_ppp_verbose) { + log_ppp_debug(" "); + print_ropt(ropt); + } + ropt->state = IPCP_OPT_REJ; + ret = IPCP_OPT_REJ; } } - log_ppp_debug("]\n"); + + if (conf_ppp_verbose) + log_ppp_info("]\n"); /*list_for_each_entry(lopt,&ipcp->options,entry) { @@ -368,130 +383,136 @@ static void ipcp_free_conf_req(struct ppp_ipcp_t *ipcp) { struct recv_opt_t *ropt; - while(!list_empty(&ipcp->ropt_list)) - { - ropt=list_entry(ipcp->ropt_list.next,typeof(*ropt),entry); + while (!list_empty(&ipcp->ropt_list)) { + ropt = list_entry(ipcp->ropt_list.next, typeof(*ropt), entry); list_del(&ropt->entry); _free(ropt); } } -static int ipcp_recv_conf_rej(struct ppp_ipcp_t *ipcp,uint8_t *data,int size) +static int ipcp_recv_conf_rej(struct ppp_ipcp_t *ipcp, uint8_t *data, int size) { struct ipcp_opt_hdr_t *hdr; struct ipcp_option_t *lopt; - int res=0; + int res = 0; - log_ppp_debug("recv [IPCP ConfRej id=%x",ipcp->fsm.recv_id); + if (conf_ppp_verbose) + log_ppp_info("recv [IPCP ConfRej id=%x", ipcp->fsm.recv_id); - if (ipcp->fsm.recv_id!=ipcp->fsm.id) - { - log_ppp_debug(": id mismatch ]\n"); + if (ipcp->fsm.recv_id != ipcp->fsm.id) { + if (conf_ppp_verbose) + log_ppp_info(": id mismatch ]\n"); return 0; } - while(size>0) - { - hdr=(struct ipcp_opt_hdr_t *)data; + while (size > 0) { + hdr = (struct ipcp_opt_hdr_t *)data; - list_for_each_entry(lopt,&ipcp->options,entry) - { - if (lopt->id==hdr->id) - { + list_for_each_entry(lopt, &ipcp->options, entry) { + if (lopt->id == hdr->id) { if (!lopt->h->recv_conf_rej) - res=-1; - else if (lopt->h->recv_conf_rej(ipcp,lopt,data)) - res=-1; + res = -1; + else if (lopt->h->recv_conf_rej(ipcp, lopt, data)) + res = -1; break; } } - data+=hdr->len; - size-=hdr->len; + data += hdr->len; + size -= hdr->len; } - log_ppp_debug("]\n"); + + if (conf_ppp_verbose) + log_ppp_info("]\n"); + return res; } -static int ipcp_recv_conf_nak(struct ppp_ipcp_t *ipcp,uint8_t *data,int size) +static int ipcp_recv_conf_nak(struct ppp_ipcp_t *ipcp, uint8_t *data, int size) { struct ipcp_opt_hdr_t *hdr; struct ipcp_option_t *lopt; - int res=0; + int res = 0; - log_ppp_debug("recv [IPCP ConfNak id=%x",ipcp->fsm.recv_id); + if (conf_ppp_verbose) + log_ppp_info("recv [IPCP ConfNak id=%x", ipcp->fsm.recv_id); - if (ipcp->fsm.recv_id!=ipcp->fsm.id) - { - log_ppp_debug(": id mismatch ]\n"); + if (ipcp->fsm.recv_id != ipcp->fsm.id) { + if (conf_ppp_verbose) + log_ppp_info(": id mismatch ]\n"); return 0; } - while(size>0) - { - hdr=(struct ipcp_opt_hdr_t *)data; + while (size > 0) { + hdr = (struct ipcp_opt_hdr_t *)data; - list_for_each_entry(lopt,&ipcp->options,entry) - { - if (lopt->id==hdr->id) - { - log_ppp_debug(" "); - lopt->h->print(log_ppp_debug,lopt,data); - if (lopt->h->recv_conf_nak(ipcp,lopt,data)) - res=-1; + list_for_each_entry(lopt, &ipcp->options, entry) { + if (lopt->id == hdr->id) { + if (conf_ppp_verbose) { + log_ppp_info(" "); + lopt->h->print(log_ppp_info,lopt,data); + } + if (lopt->h->recv_conf_nak(ipcp, lopt, data)) + res =- 1; break; } } - data+=hdr->len; - size-=hdr->len; + data += hdr->len; + size -= hdr->len; } - log_ppp_debug("]\n"); + + if (conf_ppp_verbose) + log_ppp_info("]\n"); + return res; } -static int ipcp_recv_conf_ack(struct ppp_ipcp_t *ipcp,uint8_t *data,int size) +static int ipcp_recv_conf_ack(struct ppp_ipcp_t *ipcp, uint8_t *data, int size) { struct ipcp_opt_hdr_t *hdr; struct ipcp_option_t *lopt; - int res=0; + int res = 0; - log_ppp_debug("recv [IPCP ConfAck id=%x",ipcp->fsm.recv_id); + if (conf_ppp_verbose) + log_ppp_info("recv [IPCP ConfAck id=%x", ipcp->fsm.recv_id); - if (ipcp->fsm.recv_id!=ipcp->fsm.id) - { - log_ppp_debug(": id mismatch ]\n"); + if (ipcp->fsm.recv_id != ipcp->fsm.id) { + if (conf_ppp_verbose) + log_ppp_info(": id mismatch ]\n"); return 0; } - while(size>0) - { - hdr=(struct ipcp_opt_hdr_t *)data; + while (size > 0) { + hdr = (struct ipcp_opt_hdr_t *)data; - list_for_each_entry(lopt,&ipcp->options,entry) - { - if (lopt->id==hdr->id) - { - log_ppp_debug(" "); - lopt->h->print(log_ppp_debug,lopt,data); + list_for_each_entry(lopt, &ipcp->options, entry) { + if (lopt->id == hdr->id) { + if (conf_ppp_verbose) { + log_ppp_info(" "); + lopt->h->print(log_ppp_info, lopt, data); + } if (!lopt->h->recv_conf_ack) break; - if (lopt->h->recv_conf_ack(ipcp,lopt,data)) - res=-1; + if (lopt->h->recv_conf_ack(ipcp, lopt, data)) + res = -1; break; } } - data+=hdr->len; - size-=hdr->len; + data += hdr->len; + size -= hdr->len; } - log_ppp_debug("]\n"); + + if (conf_ppp_verbose) + log_ppp_info("]\n"); + return res; } static void send_term_req(struct ppp_fsm_t *fsm) { - struct ppp_ipcp_t *ipcp=container_of(fsm,typeof(*ipcp),fsm); + struct ppp_ipcp_t *ipcp = container_of(fsm, typeof(*ipcp), fsm); struct ipcp_hdr_t hdr = { .proto = htons(PPP_IPCP), .code = TERMREQ, @@ -499,14 +520,15 @@ static void send_term_req(struct ppp_fsm_t *fsm) .len = htons(4), }; - log_ppp_debug("send [IPCP TermReq id=%i \"\"]\n",hdr.id); + if (conf_ppp_verbose) + log_ppp_info("send [IPCP TermReq id=%i]\n", hdr.id); ppp_unit_send(ipcp->ppp, &hdr, 6); } static void send_term_ack(struct ppp_fsm_t *fsm) { - struct ppp_ipcp_t *ipcp=container_of(fsm,typeof(*ipcp),fsm); + struct ppp_ipcp_t *ipcp = container_of(fsm, typeof(*ipcp), fsm); struct ipcp_hdr_t hdr = { .proto = htons(PPP_IPCP), .code = TERMACK, @@ -514,7 +536,8 @@ static void send_term_ack(struct ppp_fsm_t *fsm) .len = htons(4), }; - log_ppp_debug("send [IPCP TermAck id=%i \"\"]\n", hdr.id); + if (conf_ppp_verbose) + log_ppp_info("send [IPCP TermAck id=%i]\n", hdr.id); ppp_unit_send(ipcp->ppp, &hdr, 6); } @@ -522,36 +545,31 @@ static void send_term_ack(struct ppp_fsm_t *fsm) static void ipcp_recv(struct ppp_handler_t*h) { struct ipcp_hdr_t *hdr; - struct ppp_ipcp_t *ipcp=container_of(h,typeof(*ipcp),hnd); + struct ppp_ipcp_t *ipcp = container_of(h, typeof(*ipcp), hnd); int r; - char *term_msg; - if (ipcp->fsm.fsm_state==FSM_Initial || ipcp->fsm.fsm_state==FSM_Closed) - { - log_ppp_warn("IPCP: discaring packet\n"); + if (ipcp->fsm.fsm_state == FSM_Initial || ipcp->fsm.fsm_state == FSM_Closed) { + if (conf_ppp_verbose) + log_ppp_warn("IPCP: discaring packet\n"); return; } - if (ipcp->ppp->unit_buf_size<PPP_HEADERLEN+2) - { + if (ipcp->ppp->unit_buf_size < PPP_HEADERLEN + 2) { log_ppp_warn("IPCP: short packet received\n"); return; } - hdr=(struct ipcp_hdr_t *)ipcp->ppp->unit_buf; - if (ntohs(hdr->len)<PPP_HEADERLEN) - { + hdr = (struct ipcp_hdr_t *)ipcp->ppp->unit_buf; + if (ntohs(hdr->len) < PPP_HEADERLEN) { log_ppp_warn("IPCP: short packet received\n"); return; } - ipcp->fsm.recv_id=hdr->id; - switch(hdr->code) - { + ipcp->fsm.recv_id = hdr->id; + switch(hdr->code) { case CONFREQ: - r=ipcp_recv_conf_req(ipcp,(uint8_t*)(hdr+1),ntohs(hdr->len)-PPP_HDRLEN); - switch(r) - { + r = ipcp_recv_conf_req(ipcp,(uint8_t*)(hdr + 1), ntohs(hdr->len) - PPP_HDRLEN); + switch(r) { case IPCP_OPT_ACK: ppp_fsm_recv_conf_req_ack(&ipcp->fsm); break; @@ -563,41 +581,40 @@ static void ipcp_recv(struct ppp_handler_t*h) break; } ipcp_free_conf_req(ipcp); - if (r==IPCP_OPT_FAIL) + if (r == IPCP_OPT_FAIL) ppp_terminate(ipcp->ppp, 0); break; case CONFACK: - if (ipcp_recv_conf_ack(ipcp,(uint8_t*)(hdr+1),ntohs(hdr->len)-PPP_HDRLEN)) + if (ipcp_recv_conf_ack(ipcp,(uint8_t*)(hdr + 1), ntohs(hdr->len) - PPP_HDRLEN)) ppp_terminate(ipcp->ppp, 0); else ppp_fsm_recv_conf_ack(&ipcp->fsm); break; case CONFNAK: - ipcp_recv_conf_nak(ipcp,(uint8_t*)(hdr+1),ntohs(hdr->len)-PPP_HDRLEN); + ipcp_recv_conf_nak(ipcp,(uint8_t*)(hdr + 1), ntohs(hdr->len) - PPP_HDRLEN); ppp_fsm_recv_conf_rej(&ipcp->fsm); break; case CONFREJ: - if (ipcp_recv_conf_rej(ipcp,(uint8_t*)(hdr+1),ntohs(hdr->len)-PPP_HDRLEN)) + if (ipcp_recv_conf_rej(ipcp, (uint8_t*)(hdr + 1), ntohs(hdr->len) - PPP_HDRLEN)) ppp_terminate(ipcp->ppp, 0); else ppp_fsm_recv_conf_rej(&ipcp->fsm); break; case TERMREQ: - term_msg=_strndup((char*)(hdr+1),ntohs(hdr->len) - 4); - log_ppp_debug("recv [IPCP TermReq id=%x \"%s\"]\n",hdr->id,term_msg); - _free(term_msg); + if (conf_ppp_verbose) + log_ppp_info("recv [IPCP TermReq id=%x]\n", hdr->id); ppp_fsm_recv_term_req(&ipcp->fsm); ppp_terminate(ipcp->ppp, 0); break; case TERMACK: - term_msg=_strndup((char*)(hdr+1),ntohs(hdr->len) - 4); - log_ppp_debug("recv [IPCP TermAck id=%x \"%s\"]\n",hdr->id,term_msg); - _free(term_msg); + if (conf_ppp_verbose) + log_ppp_info("recv [IPCP TermAck id=%x]\n", hdr->id); ppp_fsm_recv_term_ack(&ipcp->fsm); ppp_terminate(ipcp->ppp, 0); break; case CODEREJ: - log_ppp_debug("recv [IPCP CodeRej id=%x]\n",hdr->id); + if (conf_ppp_verbose) + log_ppp_info("recv [IPCP CodeRej id=%x]\n", hdr->id); ppp_fsm_recv_code_rej_bad(&ipcp->fsm); break; default: @@ -614,20 +631,21 @@ int ipcp_option_register(struct ipcp_option_handler_t *h) if (p->id==h->id) return -1;*/ - list_add_tail(&h->entry,&option_handlers); + list_add_tail(&h->entry, &option_handlers); return 0; } -static struct ppp_layer_t ipcp_layer= +static struct ppp_layer_t ipcp_layer = { - .init=ipcp_layer_init, - .start=ipcp_layer_start, - .finish=ipcp_layer_finish, - .free=ipcp_layer_free, + .init = ipcp_layer_init, + .start = ipcp_layer_start, + .finish = ipcp_layer_finish, + .free = ipcp_layer_free, }; static void __init ipcp_init(void) { - ppp_register_layer("ipcp",&ipcp_layer); + ppp_register_layer("ipcp", &ipcp_layer); } + |