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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 | /*! @file * @brief * a small program to transfer sieved relations to the server * * If the sieving is done offline by a file-client, the sieved relations * are stored in files. These data need to be transmitted to the server * somehow. This is done by the transfer-client, which is implemented here. * */ #include <cstdlib> #include "unix_buffer.H" #include <fstream> #include <string> #include "qsieve-fwd.H" // for server port extern "C" { #include <getopt.h> } using namespace std; const char* const option_string = "+hgpvi:f:"; static const struct option long_options[] = { { "help", 0, 0, 'h' }, { "get", 0, 0, 'g' }, { "put", 0, 0, 'p' }, { "verbose", 0, 0, 'v' }, { "interval", 1, 0, 'i' }, { "file", 1, 0, 'f' }, { 0, 0, 0, 0 } }; // refer "man 3 getopt" for this struct void usage(void) { cout << "usage: transfer-client [-h] [-v] [-g]|-p [-i interval] [-f file] <server>" << endl; cout << " -h, --help this text" << endl; cout << " -g, --get get-mode for fetching of sieve parameters from server" << endl; cout << " -p, --put put-mode for sending relations to server" << endl; cout << " -v, --verbose be verbose" << endl; cout << " -i, --interval <interval>" << endl; cout << " number of polynomial intervals to fetch (default:25000)" << endl; cout << " -f, --file <file>" << endl; cout << " file to save transmitted data (default:qsieve-fc.param)" << endl; } int main(const int argc, char* const argv[]) { int polynome = 25000; const char *file = NULL; bool get = true; bool option = false; bool help = false; bool verbose = false; string s; int i, option_index; // check for parameters ;-) while ((i=getopt_long(argc,argv,option_string,long_options,&option_index))!=-1) { switch (i) { case 'g': if (option && !get) { cerr << "error: -f und -p are mutual exclusive!" << endl; exit(1); } option = get = true; break; case 'p': if (option && get) { cerr << "error: -f und -p are mutual exclusive!" << endl; exit(1); } option = true; get = false; break; case 'f': if (file != NULL) { cerr << "error: -f must be specified at most once!" << endl; exit(1); } file = optarg; break; case 'h': help = true; usage(); break; case 'i': polynome = atoi (optarg); break; case 'v': verbose = true; break; default: usage(); exit(1); } } if (file == NULL) { if (get) file = "qsieve-fc.param"; else file = "qsieve-fc.param.out"; } if (optind+1 != argc) { if (help) exit(0); cerr << "wrong number of parameters!" << endl; exit(1); } const string server = argv[optind]; if(get) { char c; ofstream file_stream(file, ios::out|ios::trunc); { unix_io_stream communication_stream(server, server_port); communication_stream << QsieveLogon << endl; if (communication_stream.eof()) { cerr << "Unexpected EOF!" << endl; exit(1); } else { communication_stream.get(c); if (c=='-') { cout.put(c); while (!communication_stream.eof()) { communication_stream.get(c); cout.put(c); } exit(1); } else communication_stream.putback(c); } while (!communication_stream.eof()) { communication_stream.get(c); file_stream.put(c); if (verbose) cout.put(c); } } { unix_io_stream communication_stream(server, server_port); communication_stream << "DynamicFactors?_ab_fpos 0" << endl; while (!communication_stream.eof()) { communication_stream.get(c); file_stream.put(c); if (verbose) cout.put(c); } } { unix_io_stream communication_stream(server, server_port); communication_stream << "Polynom? " << polynome << endl; while (!communication_stream.eof()) { communication_stream.get(c); file_stream.put(c); if (verbose) cout.put(c); } } } else { char c; ifstream file_stream(file, ios::in); if (!file_stream) { cerr << "Unable to open \"" << file << "\"" << endl; exit(1); } char kN_str[1024]; // "1024 bytes should be enough for everyone" file_stream.getline(kN_str,sizeof(kN_str),'\n'); char line[1024]; while (file_stream.peek()!=EOF) { int count = 1000+1; // transmit maximal count-1 relations per block unix_io_stream communication_stream(server, server_port); communication_stream << "NewRelations! " << kN_str << endl; // verify, that relations belong to our factorization communication_stream >> s; if (s!="proceed") { cerr << "Oops! Server will not accept my relations: " << endl; cerr << s << endl; exit(1); } while (file_stream.peek()!=EOF && --count) { communication_stream << "RL "; // new token for "Relation! " while (file_stream.peek()!='\n') { file_stream.get(line,sizeof(line),'\n'); communication_stream << line; if (verbose) cout << line; } file_stream.get(c); communication_stream << endl; if (verbose) cout << endl; } communication_stream << "Relationsblock_Ende " << flush; communication_stream >> s; if (s!="empfangen.") cerr << "transmitted relations were not acknowledged by server!" << endl; if (s=="ignoriert!") { cerr << "Oops! - Relations were ignored by server!" << endl; cerr << "Please check, whether transmitted data in " << "\"" << file << "\"" << endl << "really belong to current server session!" << endl; exit(1); } } } } |
Source at commit b0b32840dfbc created 11 years 9 months ago. By Nathan Adams, compile issues |
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