libdap
Updated for version 3.17.0
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00001 00002 // -*- mode: c++; c-basic-offset:4 -*- 00003 00004 // This file is part of libdap, A C++ implementation of the OPeNDAP Data 00005 // Access Protocol. 00006 00007 // Copyright (c) 2002,2003 OPeNDAP, Inc. 00008 // Author: James Gallagher <jgallagher@opendap.org> 00009 // 00010 // This library is free software; you can redistribute it and/or 00011 // modify it under the terms of the GNU Lesser General Public 00012 // License as published by the Free Software Foundation; either 00013 // version 2.1 of the License, or (at your option) any later version. 00014 // 00015 // This library is distributed in the hope that it will be useful, 00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00018 // Lesser General Public License for more details. 00019 // 00020 // You should have received a copy of the GNU Lesser General Public 00021 // License along with this library; if not, write to the Free Software 00022 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00023 // 00024 // You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112. 00025 00026 // (c) COPYRIGHT URI/MIT 1999 00027 // Please read the full copyright statement in the file COPYRIGHT_URI. 00028 // 00029 // Authors: 00030 // jhrg,jimg James Gallagher <jgallagher@gso.uri.edu> 00031 00032 // Implementation for Int32. 00033 // 00034 // jhrg 9/7/94 00035 00036 00037 #include "config.h" 00038 00039 #include <sstream> 00040 00041 #include "Byte.h" // synonymous with UInt8 and Char 00042 #include "Int8.h" 00043 #include "Int16.h" 00044 #include "UInt16.h" 00045 #include "Int32.h" 00046 #include "UInt32.h" 00047 #include "Int64.h" 00048 #include "UInt64.h" 00049 #include "Float32.h" 00050 #include "Float64.h" 00051 #include "Str.h" 00052 #include "Url.h" 00053 00054 #include "DDS.h" 00055 #include "Marshaller.h" 00056 #include "UnMarshaller.h" 00057 00058 #include "DMR.h" 00059 #include "D4StreamMarshaller.h" 00060 #include "D4StreamUnMarshaller.h" 00061 00062 #include "util.h" 00063 #include "parser.h" 00064 #include "Operators.h" 00065 #include "dods-limits.h" 00066 #include "debug.h" 00067 #include "InternalErr.h" 00068 00069 using std::cerr; 00070 using std::endl; 00071 00072 namespace libdap { 00073 00079 UInt32::UInt32(const string &n) : BaseType(n, dods_uint32_c), d_buf(0) 00080 {} 00081 00089 UInt32::UInt32(const string &n, const string &d) : BaseType(n, d, dods_uint32_c), d_buf(0) 00090 {} 00091 00092 UInt32::UInt32(const UInt32 ©_from) : BaseType(copy_from) 00093 { 00094 d_buf = copy_from.d_buf; 00095 } 00096 00097 BaseType * 00098 UInt32::ptr_duplicate() 00099 { 00100 return new UInt32(*this); 00101 } 00102 00103 UInt32 & 00104 UInt32::operator=(const UInt32 &rhs) 00105 { 00106 if (this == &rhs) 00107 return *this; 00108 00109 dynamic_cast<BaseType &>(*this) = rhs; 00110 00111 d_buf = rhs.d_buf; 00112 00113 return *this; 00114 } 00115 00116 unsigned int 00117 UInt32::width(bool) const 00118 { 00119 return sizeof(dods_uint32); 00120 } 00121 00122 bool 00123 UInt32::serialize(ConstraintEvaluator &eval, DDS &dds, Marshaller &m, bool ce_eval) 00124 { 00125 #if USE_LOCAL_TIMEOUT_SCHEME 00126 dds.timeout_on(); 00127 #endif 00128 if (!read_p()) 00129 read(); // read() throws Error and InternalErr 00130 00131 if (ce_eval && !eval.eval_selection(dds, dataset())) 00132 return true; 00133 #if USE_LOCAL_TIMEOUT_SCHEME 00134 dds.timeout_off(); 00135 #endif 00136 m.put_uint32( d_buf ) ; 00137 00138 return true; 00139 } 00140 00141 bool 00142 UInt32::deserialize(UnMarshaller &um, DDS *, bool) 00143 { 00144 um.get_uint32( d_buf ) ; 00145 00146 return false; 00147 } 00148 00149 void 00150 UInt32::compute_checksum(Crc32 &checksum) 00151 { 00152 checksum.AddData(reinterpret_cast<uint8_t*>(&d_buf), sizeof(d_buf)); 00153 } 00154 00163 void 00164 UInt32::serialize(D4StreamMarshaller &m, DMR &, /*ConstraintEvaluator &,*/ bool) 00165 { 00166 if (!read_p()) 00167 read(); // read() throws Error 00168 00169 m.put_uint32( d_buf ) ; 00170 } 00171 00172 void 00173 UInt32::deserialize(D4StreamUnMarshaller &um, DMR &) 00174 { 00175 um.get_uint32( d_buf ) ; 00176 } 00177 00178 unsigned int 00179 UInt32::val2buf(void *val, bool) 00180 { 00181 00182 // Jose Garcia 00183 // This method is public therefore and I believe it has being designed 00184 // to be use by read which must be implemented on the surrogated library, 00185 // thus if the pointer val is NULL, is an Internal Error. 00186 if (!val) 00187 throw InternalErr(__FILE__, __LINE__, 00188 "The incoming pointer does not contain any data."); 00189 00190 d_buf = *(dods_uint32 *)val; 00191 00192 return width(); 00193 } 00194 00195 unsigned int 00196 UInt32::buf2val(void **val) 00197 { 00198 // Jose Garcia 00199 // The same comment justifying throwing an Error in val2buf applies here. 00200 if (!val) 00201 throw InternalErr(__FILE__, __LINE__, "NULL pointer."); 00202 00203 if (!*val) 00204 *val = new dods_uint32; 00205 00206 *(dods_uint32 *)*val = d_buf; 00207 00208 return width(); 00209 } 00210 00211 dods_uint32 00212 UInt32::value() const 00213 { 00214 return d_buf; 00215 } 00216 00217 bool 00218 UInt32::set_value(dods_uint32 i) 00219 { 00220 d_buf = i; 00221 set_read_p(true); 00222 00223 return true; 00224 } 00225 00226 void 00227 UInt32::print_val(FILE *out, string space, bool print_decl_p) 00228 { 00229 ostringstream oss; 00230 print_val(oss, space, print_decl_p); 00231 fwrite(oss.str().data(), sizeof(char), oss.str().length(), out); 00232 } 00233 00234 void 00235 UInt32::print_val(ostream &out, string space, bool print_decl_p) 00236 { 00237 if (print_decl_p) { 00238 print_decl(out, space, false); 00239 out << " = " << (unsigned int)d_buf << ";\n" ; 00240 } 00241 else 00242 out << (unsigned int)d_buf ; 00243 } 00244 00245 bool 00246 UInt32::ops(BaseType *b, int op) 00247 { 00248 // Extract the Byte arg's value. 00249 if (!read_p() && !read()) { 00250 // Jose Garcia 00251 // Since the read method is virtual and implemented outside 00252 // libdap++ if we cannot read the data that is the problem 00253 // of the user or of whoever wrote the surrogate library 00254 // implemeting read therefore it is an internal error. 00255 throw InternalErr(__FILE__, __LINE__, "This value was not read!"); 00256 } 00257 00258 // Extract the second arg's value. 00259 if (!b || !(b->read_p() || b->read())) { 00260 // Jose Garcia 00261 // Since the read method is virtual and implemented outside 00262 // libdap++ if we cannot read the data that is the problem 00263 // of the user or of whoever wrote the surrogate library 00264 // implemeting read therefore it is an internal error. 00265 throw InternalErr(__FILE__, __LINE__, "This value was not read!"); 00266 } 00267 00268 switch (b->type()) { 00269 case dods_int8_c: 00270 return USCmp<dods_uint32, dods_int8>(op, d_buf, static_cast<Int8*>(b)->value()); 00271 case dods_byte_c: 00272 return Cmp<dods_uint32, dods_byte>(op, d_buf, static_cast<Byte*>(b)->value()); 00273 case dods_int16_c: 00274 return USCmp<dods_uint32, dods_int16>(op, d_buf, static_cast<Int16*>(b)->value()); 00275 case dods_uint16_c: 00276 return Cmp<dods_uint32, dods_uint16>(op, d_buf, static_cast<UInt16*>(b)->value()); 00277 case dods_int32_c: 00278 return USCmp<dods_uint32, dods_int32>(op, d_buf, static_cast<Int32*>(b)->value()); 00279 case dods_uint32_c: 00280 return Cmp<dods_uint32, dods_uint32>(op, d_buf, static_cast<UInt32*>(b)->value()); 00281 case dods_int64_c: 00282 return USCmp<dods_uint32, dods_int64>(op, d_buf, static_cast<Int64*>(b)->value()); 00283 case dods_uint64_c: 00284 return Cmp<dods_uint32, dods_uint64>(op, d_buf, static_cast<UInt64*>(b)->value()); 00285 case dods_float32_c: 00286 return USCmp<dods_uint32, dods_float32>(op, d_buf, static_cast<Float32*>(b)->value()); 00287 case dods_float64_c: 00288 return USCmp<dods_uint32, dods_float64>(op, d_buf, static_cast<Float64*>(b)->value()); 00289 default: 00290 return false; 00291 } 00292 } 00293 00302 void 00303 UInt32::dump(ostream &strm) const 00304 { 00305 strm << DapIndent::LMarg << "UInt32::dump - (" 00306 << (void *)this << ")" << endl ; 00307 DapIndent::Indent() ; 00308 BaseType::dump(strm) ; 00309 strm << DapIndent::LMarg << "value: " << d_buf << endl ; 00310 DapIndent::UnIndent() ; 00311 } 00312 00313 } // namespace libdap 00314