[67] | 1 | #include <stdio.h> |
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| 2 | #include <sys/types.h> |
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| 3 | #include <sys/socket.h> |
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| 4 | #include <netinet/in.h> |
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| 5 | #include <netdb.h> |
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| 6 | #include <iostream> |
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| 7 | |
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| 8 | using namespace std; |
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| 9 | |
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| 10 | struct CE_Info { |
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| 11 | int numUtilities; |
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| 12 | int numParameters; |
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| 13 | int numObservables; |
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| 14 | }; |
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| 15 | |
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| 16 | struct Utility { |
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| 17 | char name[20]; |
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| 18 | char units[20]; |
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| 19 | char goal[20]; |
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| 20 | /* string name; |
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| 21 | string units; |
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| 22 | string goal;*/ |
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| 23 | float target; |
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| 24 | }; |
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| 25 | |
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| 26 | struct Affect { |
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| 27 | Utility * u; |
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| 28 | //string relation; |
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| 29 | char relation[20]; |
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| 30 | }; |
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| 31 | |
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| 32 | struct Parameter { |
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| 33 | /*string name; |
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| 34 | string units;*/ |
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| 35 | char name[20]; |
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| 36 | char units[20]; |
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| 37 | float min; |
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| 38 | int numAffects; |
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| 39 | Affect affection_list[10]; |
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| 40 | float max; |
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| 41 | float step; |
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| 42 | }; |
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| 43 | |
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| 44 | struct Observable { |
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| 45 | //string name; |
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| 46 | char name[20]; |
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| 47 | Affect affection_list[10]; |
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| 48 | int numAffects; |
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| 49 | }; |
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| 50 | |
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| 51 | // error handling |
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| 52 | void error(char *msg) |
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| 53 | { |
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| 54 | perror(msg); |
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| 55 | exit(0); |
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| 56 | } |
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| 57 | |
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| 58 | // main client socket |
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| 59 | int main(int argc, char *argv[]) |
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| 60 | { |
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| 61 | int sockfd, portno, n; |
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| 62 | struct sockaddr_in serv_addr; |
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| 63 | struct hostent *server; |
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| 64 | |
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| 65 | // create a socket |
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| 66 | char buffer[256]; |
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| 67 | if (argc < 3) { |
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| 68 | fprintf(stderr,"usage %s hostname port\n", argv[0]); |
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| 69 | exit(0); |
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| 70 | } |
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| 71 | portno = atoi(argv[2]); |
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| 72 | sockfd = socket(AF_INET, SOCK_STREAM, 0); |
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| 73 | if (sockfd < 0) |
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| 74 | error("ERROR opening socket"); |
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| 75 | server = gethostbyname(argv[1]); |
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| 76 | if (server == NULL) { |
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| 77 | fprintf(stderr,"ERROR, no such host\n"); |
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| 78 | exit(0); |
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| 79 | } |
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| 80 | bzero((char *) &serv_addr, sizeof(serv_addr)); |
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| 81 | serv_addr.sin_family = AF_INET; |
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| 82 | bcopy((char *)server->h_addr, |
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| 83 | (char *)&serv_addr.sin_addr.s_addr, |
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| 84 | server->h_length); |
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| 85 | serv_addr.sin_port = htons(portno); |
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| 86 | // cast sockaddr_in to sockaddr |
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| 87 | if (connect(sockfd,(struct sockaddr *)&serv_addr,sizeof(serv_addr)) < 0) |
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| 88 | error("ERROR connecting"); |
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| 89 | /*if (connect(sockfd,&serv_addr,sizeof(serv_addr)) < 0) |
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| 90 | error("ERROR connecting");*/ |
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| 91 | |
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| 92 | printf("Please enter the message: "); |
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| 93 | bzero(buffer,256); |
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| 94 | fgets(buffer,255,stdin); |
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| 95 | n = send(sockfd,buffer,strlen(buffer),MSG_NOSIGNAL); |
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| 96 | if (n < 0) |
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| 97 | error("ERROR writing to socket"); |
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| 98 | bzero(buffer,256); |
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| 99 | |
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| 100 | // read back xml information |
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| 101 | int counter, i; |
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| 102 | Utility * uList[10]; |
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| 103 | Parameter * pList[10]; |
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| 104 | Observable * oList[10]; |
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| 105 | CE_Info *ce_info; |
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| 106 | |
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| 107 | // read unitilities |
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| 108 | // numUtilities |
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| 109 | bzero(buffer,256); |
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| 110 | n = recv(sockfd,buffer,255,0); |
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| 111 | if (n < 0) |
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| 112 | error("ERROR reading from socket"); |
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| 113 | printf("%s\n",buffer); |
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| 114 | ce_info->numUtilities = atoi(buffer); |
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| 115 | printf("number of utilities: %d\n", ce_info->numUtilities); |
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| 116 | |
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| 117 | /*bzero(buffer,256); |
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| 118 | n = recv(sockfd,buffer,255,0); |
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| 119 | printf("%s ", buffer);*/ |
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| 120 | |
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| 121 | //for (i = 0; i < ce_info->numUtilities; i++){ |
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| 122 | for (i = 0; i < 1; i++){ |
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| 123 | bzero(buffer,256); |
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| 124 | n = recv(sockfd,buffer,255,0); |
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| 125 | if (n < 0) |
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| 126 | error("ERROR reading from socket"); |
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| 127 | printf("%s ", buffer); |
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| 128 | strcpy(uList[i]->name, buffer); |
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[68] | 129 | |
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| 130 | bzero(buffer,256); |
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| 131 | n = recv(sockfd,buffer,255,0); |
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| 132 | if (n < 0) |
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| 133 | error("ERROR reading from socket"); |
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| 134 | printf("%s ", buffer); |
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| 135 | strcpy(uList[i]->units, buffer); |
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| 136 | |
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| 137 | bzero(buffer,256); |
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| 138 | n = recv(sockfd,buffer,255,0); |
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| 139 | if (n < 0) |
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| 140 | error("ERROR reading from socket"); |
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| 141 | printf("%s ", buffer); |
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| 142 | strcpy(uList[i]->goal, buffer); |
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| 143 | |
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| 144 | /*bzero(buffer,256); |
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| 145 | n = recv(sockfd,buffer,255,0); |
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| 146 | if (n < 0) |
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| 147 | error("ERROR reading from socket"); |
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| 148 | printf("%s ", buffer); |
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| 149 | strcpy(uList[i]->target, buffer);*/ |
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[67] | 150 | } |
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| 151 | |
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| 152 | //for (i = 0; i < ce_info->numUtilities; i++){ |
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| 153 | /*for (i = 0; i < 1; i++){ |
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| 154 | printf("%s ", uList[i]); |
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| 155 | }*/ |
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| 156 | printf("\n"); |
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| 157 | |
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| 158 | |
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| 159 | return 0; |
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| 160 | } |
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