Lines Matching defs:ccmsg
32 /* $Id: ccmsg.c,v 1.10 2007/08/28 07:20:43 tbox Exp $ */
44 #include <isccc/ccmsg.h>
57 isccc_ccmsg_t *ccmsg = ev_in->ev_arg;
61 INSIST(VALID_CCMSG(ccmsg));
63 dev = &ccmsg->event;
66 ccmsg->result = ev->result;
73 ccmsg->size = ntohl(ccmsg->size);
74 if (ccmsg->size == 0) {
75 ccmsg->result = ISC_R_UNEXPECTEDEND;
78 if (ccmsg->size > ccmsg->maxsize) {
79 ccmsg->result = ISC_R_RANGE;
83 region.base = isc_mem_get(ccmsg->mctx, ccmsg->size);
84 region.length = ccmsg->size;
86 ccmsg->result = ISC_R_NOMEMORY;
90 isc_buffer_init(&ccmsg->buffer, region.base, region.length);
91 result = isc_socket_recv(ccmsg->sock, ®ion, 0,
92 task, recv_message, ccmsg);
94 ccmsg->result = result;
102 isc_task_send(ccmsg->task, &dev);
103 ccmsg->task = NULL;
112 isccc_ccmsg_t *ccmsg = ev_in->ev_arg;
116 INSIST(VALID_CCMSG(ccmsg));
118 dev = &ccmsg->event;
121 ccmsg->result = ev->result;
125 ccmsg->result = ISC_R_SUCCESS;
126 isc_buffer_add(&ccmsg->buffer, ev->n);
127 ccmsg->address = ev->address;
130 isc_task_send(ccmsg->task, &dev);
131 ccmsg->task = NULL;
136 isccc_ccmsg_init(isc_mem_t *mctx, isc_socket_t *sock, isccc_ccmsg_t *ccmsg) {
139 REQUIRE(ccmsg != NULL);
141 ccmsg->magic = CCMSG_MAGIC;
142 ccmsg->size = 0;
143 ccmsg->buffer.base = NULL;
144 ccmsg->buffer.length = 0;
145 ccmsg->maxsize = 4294967295U; /* Largest message possible. */
146 ccmsg->mctx = mctx;
147 ccmsg->sock = sock;
148 ccmsg->task = NULL; /* None yet. */
149 ccmsg->result = ISC_R_UNEXPECTED; /* None yet. */
157 isccc_ccmsg_setmaxsize(isccc_ccmsg_t *ccmsg, unsigned int maxsize) {
158 REQUIRE(VALID_CCMSG(ccmsg));
160 ccmsg->maxsize = maxsize;
165 isccc_ccmsg_readmessage(isccc_ccmsg_t *ccmsg,
171 REQUIRE(VALID_CCMSG(ccmsg));
173 REQUIRE(ccmsg->task == NULL); /* not currently in use */
175 if (ccmsg->buffer.base != NULL) {
176 isc_mem_put(ccmsg->mctx, ccmsg->buffer.base,
177 ccmsg->buffer.length);
178 ccmsg->buffer.base = NULL;
179 ccmsg->buffer.length = 0;
182 ccmsg->task = task;
183 ccmsg->action = action;
184 ccmsg->arg = arg;
185 ccmsg->result = ISC_R_UNEXPECTED; /* unknown right now */
187 ISC_EVENT_INIT(&ccmsg->event, sizeof(isc_event_t), 0, 0,
188 ISCCC_EVENT_CCMSG, action, arg, ccmsg,
191 region.base = (unsigned char *)&ccmsg->size;
193 result = isc_socket_recv(ccmsg->sock, ®ion, 0,
194 ccmsg->task, recv_length, ccmsg);
197 ccmsg->task = NULL;
203 isccc_ccmsg_cancelread(isccc_ccmsg_t *ccmsg) {
204 REQUIRE(VALID_CCMSG(ccmsg));
206 isc_socket_cancel(ccmsg->sock, NULL, ISC_SOCKCANCEL_RECV);
211 isccc_ccmsg_freebuffer(isccc_ccmsg_t *ccmsg) {
212 REQUIRE(VALID_CCMSG(ccmsg));
214 if (ccmsg->buffer.base == NULL)
217 isc_mem_put(ccmsg->mctx, ccmsg->buffer.base, ccmsg->buffer.length);
218 ccmsg->buffer.base = NULL;
219 ccmsg->buffer.length = 0;
224 isccc_ccmsg_invalidate(isccc_ccmsg_t *ccmsg) {
225 REQUIRE(VALID_CCMSG(ccmsg));
227 ccmsg->magic = 0;
229 if (ccmsg->buffer.base != NULL) {
230 isc_mem_put(ccmsg->mctx, ccmsg->buffer.base,
231 ccmsg->buffer.length);
232 ccmsg->buffer.base = NULL;
233 ccmsg->buffer.length = 0;