--- mqtt/src/client.c 2011/12/20 15:03:42 1.1.2.8 +++ mqtt/src/client.c 2012/07/03 09:02:50 1.3 @@ -1,28 +1,11 @@ #include "global.h" #include "mqtt.h" +#include "client.h" int -InitClient(void) +ConnectClient(int sock) { - int sock; - - sock = socket(args->addr.sa.sa_family, SOCK_STREAM, IPPROTO_TCP); - if (sock == -1) { - printf("Error:: socket() #%d - %s\n", errno, strerror(errno)); - return -1; - } - if (connect(sock, &args->addr.sa, args->addr.sa.sa_len) == -1) { - printf("Error:: connect() #%d - %s\n", errno, strerror(errno)); - return -1; - } - - return sock; -} - -int -try2Connect(int sock) -{ int siz = 0; struct pollfd pfd; @@ -43,7 +26,7 @@ try2Connect(int sock) ioVERBOSE(3) printf("Sended CONNECT %d bytes\n", siz); pfd.fd = sock; - pfd.events = POLLIN; + pfd.events = POLLIN | POLLPRI; switch (poll(&pfd, 1, args->ka * 1000)) { case -1: printf("Error:: poll() #%d - %s\n", errno, strerror(errno)); @@ -55,6 +38,7 @@ try2Connect(int sock) if (pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) return -1; + memset(args->msg->msg_base, 0, args->msg->msg_len); siz = recv(sock, args->msg->msg_base, args->msg->msg_len, 0); if (siz == -1) { printf("Error:: recv() #%d - %s\n", errno, strerror(errno)); @@ -63,4 +47,87 @@ try2Connect(int sock) ioVERBOSE(3) printf("Received %d bytes\n", siz); return (u_char) mqtt_readCONNACK(args->msg); +} + +void * +OpenFile(void) +{ + int f, siz = 0; + void *mem; + + if (!args->isFile) + return NULL; + + f = open(AIT_GET_STR(&args->Value), O_RDONLY); + if (f == -1) { + printf("Error:: in open file #%d - %s\n", errno, strerror(errno)); + return NULL; + } + mem = mmap(NULL, siz, PROT_READ, MAP_PRIVATE, f, 0); + if (mem == MAP_FAILED) { + printf("Error:: in map file #%d - %s\n", errno, strerror(errno)); + close(f); + return NULL; + } else + close(f); + + AIT_SET_PTR(&args->Value, mem, siz); + return mem; +} + +void +CloseFile(void) +{ + if (args->isFile) { + munmap(AIT_GET_PTR(&args->Value), AIT_LEN(&args->Value)); + AIT_FREE_VAL(&args->Value); + } +} + +inline int +SendTo(int sock, int siz) +{ + siz = send(sock, args->msg->msg_base, siz, MSG_NOSIGNAL); + if (siz == -1) { + printf("Error:: send() #%d - %s\n", errno, strerror(errno)); + return -1; + } else + ioVERBOSE(3) printf("Sended %d bytes\n", siz); + + return siz; +} + +inline int +RecvFrom(int sock) +{ + struct pollfd pfd; + int siz = 0; + + memset(args->msg->msg_base, 0, args->msg->msg_len); + + pfd.fd = sock; + pfd.events = POLLIN | POLLPRI; + do { + switch (poll(&pfd, 1, args->ka * 1000)) { + case -1: + printf("Error:: poll() #%d - %s\n", errno, strerror(errno)); + return -1; + case 0: + ioVERBOSE(3) printf("Timeout reached (%d) ...\n", args->ka * 1000); + if (mqtt_KeepAlive(sock, args->ka, 1) == -1) + return -1; + continue; + } + if (pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) + return -1; + } while (0); + + siz = recv(sock, args->msg->msg_base, args->msg->msg_len, 0); + if (siz == -1) { + printf("Error:: recv() #%d - %s\n", errno, strerror(errno)); + return -1; + } else + ioVERBOSE(3) printf("Received %d bytes\n", siz); + + return siz; }