version 1.12, 2012/11/13 09:22:10
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version 1.12.2.4, 2012/11/16 13:30:05
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Line 46 SUCH DAMAGE.
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Line 46 SUCH DAMAGE.
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#include "global.h" |
#include "global.h" |
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/* SOCK_STREAM */ |
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static void *acceptClients(sched_task_t *); |
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static void *closeClient(sched_task_t *); |
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static void *rxPacket(sched_task_t *); |
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static void *txPacket(sched_task_t *); |
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/* SOCK_DGRAM */ |
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static void *connectClients(sched_task_t *); |
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static void *disconnectClient(sched_task_t *); |
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/* SOCK_RAW */ |
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static sched_task_func_t cbProto[SOCK_RAW + 1][4] = { |
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{ acceptClients, closeClient, rxPacket, txPacket }, /* SOCK_STREAM */ |
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{ acceptClients, closeClient, rxPacket, txPacket }, /* SOCK_STREAM */ |
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{ connectClients, disconnectClient, NULL, NULL }, |
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{ NULL, NULL, NULL, NULL } /* SOCK_RAW */ |
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}; |
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static inline int |
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_check4freeslot(rpc_srv_t * __restrict srv, io_sockaddr_t * __restrict sa) |
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{ |
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rpc_cli_t *c = NULL; |
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register int i; |
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/* check free slots for connect */ |
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for (i = 0; i < io_arraySize(srv->srv_clients) && |
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(c = io_array(srv->srv_clients, i, rpc_cli_t*)); i++) |
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/* check for duplicates */ |
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if (sa && !io_addrcmp(&c->cli_sa, sa, 42)) |
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break; |
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if (i >= io_arraySize(srv->srv_clients)) |
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return -1; /* no more free slots! */ |
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return i; |
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} |
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static rpc_cli_t * |
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_allocClient(rpc_srv_t * __restrict srv, io_sockaddr_t * __restrict sa) |
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{ |
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rpc_cli_t *c = NULL; |
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int n; |
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n = _check4freeslot(srv, sa); |
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if (n == -1) |
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return NULL; |
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else |
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c = io_array(srv->srv_clients, n, rpc_cli_t*); |
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if (!c) { |
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c = io_malloc(sizeof(rpc_cli_t)); |
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if (!c) { |
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LOGERR; |
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srv->srv_kill = 1; |
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return NULL; |
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} else { |
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memset(c, 0, sizeof(rpc_cli_t)); |
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io_arraySet(srv->srv_clients, n, c); |
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c->cli_id = n; |
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c->cli_parent = srv; |
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} |
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/* alloc empty buffer */ |
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AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf); |
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} |
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return c; |
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} |
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static void * |
static void * |
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connectClients(sched_task_t *task) |
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{ |
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rpc_srv_t *srv = TASK_ARG(task); |
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rpc_cli_t *c = NULL; |
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socklen_t salen = sizeof(io_sockaddr_t); |
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int len, rlen; |
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u_short crc; |
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u_char buf[USHRT_MAX + 1]; |
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struct tagRPCCall *rpc = (struct tagRPCCall*) buf; |
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io_sockaddr_t sa; |
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#if 0 |
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c = _allocClient(srv); |
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if (!c) { |
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schedReadSelf(task); |
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return NULL; |
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} else |
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buf = AIT_GET_BUF(&c->cli_buf); |
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#endif |
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/* receive connect packet */ |
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rlen = recvfrom(TASK_FD(task), buf, sizeof buf, 0, &sa.sa, &salen); |
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if (rlen < 1) |
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goto end; |
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/* check RPC packet */ |
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if (rlen < sizeof(struct tagRPCCall)) { |
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rpc_SetErr(ERPCMISMATCH, "Short RPC packet"); |
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goto end; |
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} else { |
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len = ntohs(rpc->call_len); |
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rlen -= len; |
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} |
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/* check RPC packet lengths */ |
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if (rlen < 0 || len < sizeof(struct tagRPCCall)) { |
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rpc_SetErr(ERPCMISMATCH, "Broken RPC packet length"); |
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goto end; |
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} |
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/* check integrity of packet */ |
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crc = ntohs(rpc->call_crc); |
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rpc->call_crc ^= rpc->call_crc; |
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if (crc != crcFletcher16((u_short*) rpc, len / 2)) { |
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rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet"); |
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goto end; |
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} |
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/* check RPC packet session info */ |
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if (rpc_chkPktSession(&rpc->call_session, &srv->srv_session)) { |
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rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); |
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goto end; |
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} |
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/* RPC packet is OK */ |
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c = _allocClient(srv, &sa); |
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if (!c) |
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goto end; |
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if (0) { |
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schedRead(TASK_ROOT(task), cbProto[srv->srv_proto][CB_RXPACKET], c, |
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c->cli_sock, NULL, 0); |
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schedReadSelf(task); |
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return NULL; |
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} |
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end: |
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#if 0 |
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/* close connection & dont send disconnect */ |
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schedEvent(TASK_ROOT(task), cbProto[srv->srv_proto][CB_CLOSECLIENT], |
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c, 42, NULL, 42); |
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#endif |
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schedReadSelf(task); |
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return NULL; |
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} |
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static void * |
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disconnectClient(sched_task_t *task) |
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{ |
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rpc_cli_t *c = TASK_ARG(task); |
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rpc_srv_t *s = c->cli_parent; |
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schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL); |
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if (!TASK_DATLEN(task)) { |
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/* TODO: send disconnect packet */ |
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} |
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/* free buffer */ |
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AIT_FREE_VAL(&c->cli_buf); |
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io_arrayDel(s->srv_clients, c->cli_id, 0); |
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if (c) |
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io_free(c); |
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return NULL; |
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} |
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static void * |
closeClient(sched_task_t *task) |
closeClient(sched_task_t *task) |
{ |
{ |
rpc_cli_t *c = TASK_ARG(task); |
rpc_cli_t *c = TASK_ARG(task); |
Line 114 txPacket(sched_task_t *task)
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Line 283 txPacket(sched_task_t *task)
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ret = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL); |
ret = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL); |
if (ret == -1 || ret != wlen) { |
if (ret == -1 || ret != wlen) { |
/* close connection */ |
/* close connection */ |
schedEvent(TASK_ROOT(task), closeClient, c, 42, NULL, 0); | schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
| c, 42, NULL, 0); |
} |
} |
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return NULL; |
return NULL; |
Line 187 rxPacket(sched_task_t *task)
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Line 357 rxPacket(sched_task_t *task)
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if (!off) |
if (!off) |
memset(buf, 0, AIT_LEN(&c->cli_buf)); |
memset(buf, 0, AIT_LEN(&c->cli_buf)); |
else |
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memmove(buf, buf + off, AIT_LEN(&c->cli_buf) - off); |
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rlen = recv(TASK_FD(task), buf + off, AIT_LEN(&c->cli_buf) - off, 0); |
rlen = recv(TASK_FD(task), buf + off, AIT_LEN(&c->cli_buf) - off, 0); |
if (rlen < 1) { |
if (rlen < 1) { |
/* close connection */ |
/* close connection */ |
schedEvent(TASK_ROOT(task), closeClient, c, 42, NULL, 0); | schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
| c, 42, NULL, 0); |
return NULL; |
return NULL; |
} else { |
} else { |
rlen += off; /* add reminded bytes from previous rxPacket, if exists! */ |
rlen += off; /* add reminded bytes from previous rxPacket, if exists! */ |
Line 247 rxPacket(sched_task_t *task)
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Line 416 rxPacket(sched_task_t *task)
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/* send RPC reply */ |
/* send RPC reply */ |
if (!noreply) |
if (!noreply) |
schedWrite(TASK_ROOT(task), txPacket, TASK_ARG(task), TASK_FD(task), rpc, len); | schedWrite(TASK_ROOT(task), cbProto[s->srv_proto][CB_TXPACKET], |
| TASK_ARG(task), TASK_FD(task), rpc, len); |
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off += len; |
off += len; |
} while (rlen > 0); |
} while (rlen > 0); |
Line 262 acceptClients(sched_task_t *task)
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Line 432 acceptClients(sched_task_t *task)
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{ |
{ |
rpc_srv_t *srv = TASK_ARG(task); |
rpc_srv_t *srv = TASK_ARG(task); |
rpc_cli_t *c = NULL; |
rpc_cli_t *c = NULL; |
register int i; |
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socklen_t salen = sizeof(io_sockaddr_t); |
socklen_t salen = sizeof(io_sockaddr_t); |
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/* check free slots for connect */ | c = _allocClient(srv, NULL); |
for (i = 0; i < io_arraySize(srv->srv_clients) && | if (!c) |
(c = io_array(srv->srv_clients, i, rpc_cli_t*)); i++); | |
if (c) /* no more free slots! */ | |
goto end; |
goto end; |
c = io_malloc(sizeof(rpc_cli_t)); |
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if (!c) { |
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LOGERR; |
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srv->srv_kill = 1; |
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return NULL; |
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} else { |
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memset(c, 0, sizeof(rpc_cli_t)); |
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io_arraySet(srv->srv_clients, i, c); |
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c->cli_id = i; |
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c->cli_parent = srv; |
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} |
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/* alloc empty buffer */ |
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AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf); |
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/* accept client */ |
/* accept client */ |
c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen); |
c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen); |
if (c->cli_sock == -1) { |
if (c->cli_sock == -1) { |
LOGERR; |
LOGERR; |
AIT_FREE_VAL(&c->cli_buf); |
AIT_FREE_VAL(&c->cli_buf); |
io_arrayDel(srv->srv_clients, i, 42); | io_arrayDel(srv->srv_clients, c->cli_id, 42); |
goto end; |
goto end; |
} else |
} else |
fcntl(c->cli_sock, F_SETFL, fcntl(c->cli_sock, F_GETFL) | O_NONBLOCK); |
fcntl(c->cli_sock, F_SETFL, fcntl(c->cli_sock, F_GETFL) | O_NONBLOCK); |
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schedRead(TASK_ROOT(task), rxPacket, c, c->cli_sock, NULL, 0); | schedRead(TASK_ROOT(task), cbProto[srv->srv_proto][CB_RXPACKET], c, |
| c->cli_sock, NULL, 0); |
end: |
end: |
schedReadSelf(task); |
schedReadSelf(task); |
return NULL; |
return NULL; |
Line 576 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s
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Line 730 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s
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close(srv->srv_blob.server.cli_sock); |
close(srv->srv_blob.server.cli_sock); |
AIT_FREE_VAL(&srv->srv_blob.dir); |
AIT_FREE_VAL(&srv->srv_blob.dir); |
return -1; |
return -1; |
} | } else |
| fcntl(srv->srv_blob.server.cli_sock, F_SETFL, |
| fcntl(srv->srv_blob.server.cli_sock, F_GETFL) | O_NONBLOCK); |
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/* allocate pool for concurent blob clients */ |
/* allocate pool for concurent blob clients */ |
srv->srv_blob.clients = io_arrayInit(io_arraySize(srv->srv_clients)); |
srv->srv_blob.clients = io_arrayInit(io_arraySize(srv->srv_clients)); |
if (!srv->srv_blob.clients) { |
if (!srv->srv_blob.clients) { |
Line 634 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
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Line 791 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
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return -1; |
return -1; |
} |
} |
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fcntl(srv->srv_blob.server.cli_sock, F_SETFL, |
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fcntl(srv->srv_blob.server.cli_sock, F_GETFL) | O_NONBLOCK); |
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if (listen(srv->srv_blob.server.cli_sock, io_arraySize(srv->srv_blob.clients)) == -1) { |
if (listen(srv->srv_blob.server.cli_sock, io_arraySize(srv->srv_blob.clients)) == -1) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
Line 691 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
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Line 845 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
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* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet) |
* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet) |
* @csHost = Host name or address for bind server, if NULL any address |
* @csHost = Host name or address for bind server, if NULL any address |
* @Port = Port for bind server, if Port == 0 default port is selected |
* @Port = Port for bind server, if Port == 0 default port is selected |
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* @proto = Protocol, if == 0 choose SOCK_STREAM |
* return: NULL == error or !=NULL bind and created RPC server instance |
* return: NULL == error or !=NULL bind and created RPC server instance |
*/ |
*/ |
rpc_srv_t * |
rpc_srv_t * |
rpc_srv_initServer(u_int regProgID, u_char regProcID, int concurentClients, |
rpc_srv_initServer(u_int regProgID, u_char regProcID, int concurentClients, |
int netBuf, const char *csHost, u_short Port) | int netBuf, const char *csHost, u_short Port, int proto) |
{ |
{ |
int n = 1; |
int n = 1; |
rpc_srv_t *srv = NULL; |
rpc_srv_t *srv = NULL; |
io_sockaddr_t sa = IO_SOCKADDR_INIT; |
io_sockaddr_t sa = IO_SOCKADDR_INIT; |
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if (!concurentClients || !regProgID) { | if (!concurentClients || !regProgID || (proto < 0 || proto > SOCK_DGRAM)) { |
rpc_SetErr(EINVAL, "Invalid parameters can`t init RPC server"); |
rpc_SetErr(EINVAL, "Invalid parameters can`t init RPC server"); |
return NULL; |
return NULL; |
} |
} |
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if (!proto) |
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proto = SOCK_STREAM; |
if (!io_gethostbyname(csHost, Port, &sa)) |
if (!io_gethostbyname(csHost, Port, &sa)) |
return NULL; |
return NULL; |
if (!Port) |
if (!Port) |
Line 729 rpc_srv_initServer(u_int regProgID, u_char regProcID,
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Line 886 rpc_srv_initServer(u_int regProgID, u_char regProcID,
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} else |
} else |
memset(srv, 0, sizeof(rpc_srv_t)); |
memset(srv, 0, sizeof(rpc_srv_t)); |
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srv->srv_proto = proto; |
srv->srv_netbuf = netBuf; |
srv->srv_netbuf = netBuf; |
srv->srv_session.sess_version = RPC_VERSION; |
srv->srv_session.sess_version = RPC_VERSION; |
srv->srv_session.sess_program = regProgID; |
srv->srv_session.sess_program = regProgID; |
Line 762 rpc_srv_initServer(u_int regProgID, u_char regProcID,
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Line 920 rpc_srv_initServer(u_int regProgID, u_char regProcID,
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} |
} |
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/* create server socket */ |
/* create server socket */ |
srv->srv_server.cli_sock = socket(srv->srv_server.cli_sa.sa.sa_family, SOCK_STREAM, 0); | srv->srv_server.cli_sock = socket(srv->srv_server.cli_sa.sa.sa_family, srv->srv_proto, 0); |
if (srv->srv_server.cli_sock == -1) { |
if (srv->srv_server.cli_sock == -1) { |
LOGERR; |
LOGERR; |
io_arrayDestroy(&srv->srv_clients); |
io_arrayDestroy(&srv->srv_clients); |
Line 788 rpc_srv_initServer(u_int regProgID, u_char regProcID,
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Line 946 rpc_srv_initServer(u_int regProgID, u_char regProcID,
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srv->srv_server.cli_sa.sa.sa_len) == -1) { |
srv->srv_server.cli_sa.sa.sa_len) == -1) { |
LOGERR; |
LOGERR; |
goto err; |
goto err; |
} | } else |
| fcntl(srv->srv_server.cli_sock, F_SETFL, |
| fcntl(srv->srv_server.cli_sock, F_GETFL) | O_NONBLOCK); |
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rpc_register_srvPing(srv); |
rpc_register_srvPing(srv); |
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Line 848 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
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Line 1008 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
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if (listen(srv->srv_server.cli_sock, io_arraySize(srv->srv_clients)) == -1) { |
if (listen(srv->srv_server.cli_sock, io_arraySize(srv->srv_clients)) == -1) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
} else | } |
fcntl(srv->srv_server.cli_sock, F_SETFL, | |
fcntl(srv->srv_server.cli_sock, F_GETFL) | O_NONBLOCK); | |
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if (!schedRead(srv->srv_root, acceptClients, srv, srv->srv_server.cli_sock, NULL, 0)) { | if (!schedRead(srv->srv_root, cbProto[srv->srv_proto][CB_ACCEPTCLIENT], srv, |
| srv->srv_server.cli_sock, NULL, 0)) { |
rpc_SetErr(sched_GetErrno(), "%s", sched_GetError()); |
rpc_SetErr(sched_GetErrno(), "%s", sched_GetError()); |
return -1; |
return -1; |
} |
} |