[111] | 1 | // file : xsd/cxx/tree/xdr-stream-insertion.hxx |
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| 2 | // author : Boris Kolpackov <boris@codesynthesis.com> |
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| 3 | // copyright : Copyright (c) 2005-2008 Code Synthesis Tools CC |
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| 4 | // license : GNU GPL v2 + exceptions; see accompanying LICENSE file |
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| 5 | |
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| 6 | #ifndef XSD_CXX_TREE_XDR_STREAM_INSERTION_HXX |
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| 7 | #define XSD_CXX_TREE_XDR_STREAM_INSERTION_HXX |
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| 8 | |
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| 9 | #include <rpc/xdr.h> |
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| 10 | |
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| 11 | #include <string> |
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| 12 | |
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| 13 | #include <xsd/cxx/tree/buffer.hxx> |
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| 14 | #include <xsd/cxx/tree/ostream.hxx> |
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| 15 | #include <xsd/cxx/tree/xdr-stream-common.hxx> |
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| 16 | |
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| 17 | namespace xsd |
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| 18 | { |
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| 19 | namespace cxx |
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| 20 | { |
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| 21 | namespace tree |
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| 22 | { |
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| 23 | struct xdr_stream_insertion: xdr_stream_operation |
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| 24 | { |
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| 25 | virtual const char* |
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| 26 | what () const throw () |
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| 27 | { |
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| 28 | return "XDR stream insertion operation failed"; |
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| 29 | } |
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| 30 | }; |
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| 31 | |
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| 32 | // as_size |
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| 33 | // |
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| 34 | #ifdef XSD_CXX_TREE_USE_64_BIT_SIZE |
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| 35 | template <typename X> |
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| 36 | inline ostream<XDR>& |
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| 37 | operator<< (ostream<XDR>& s, ostream<XDR>::as_size<X> x) |
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| 38 | { |
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| 39 | uint64_t v (static_cast<uint64_t> (x.x_)); |
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| 40 | |
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| 41 | if (!xdr_uint64_t (&s.impl (), &v)) |
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| 42 | throw xdr_stream_insertion (); |
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| 43 | |
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| 44 | return s; |
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| 45 | } |
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| 46 | #else |
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| 47 | template <typename X> |
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| 48 | inline ostream<XDR>& |
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| 49 | operator<< (ostream<XDR>& s, ostream<XDR>::as_size<X> x) |
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| 50 | { |
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| 51 | uint32_t v (static_cast<uint32_t> (x.x_)); |
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| 52 | |
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| 53 | if (x.x_ > ~(uint32_t (0)) || !xdr_uint32_t (&s.impl (), &v)) |
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| 54 | throw xdr_stream_insertion (); |
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| 55 | |
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| 56 | return s; |
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| 57 | } |
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| 58 | #endif |
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| 59 | |
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| 60 | |
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| 61 | // 8-bit |
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| 62 | // |
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| 63 | template <typename X> |
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| 64 | inline ostream<XDR>& |
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| 65 | operator<< (ostream<XDR>& s, ostream<XDR>::as_int8<X> x) |
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| 66 | { |
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| 67 | int8_t v (static_cast<int8_t> (x.x_)); |
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| 68 | |
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| 69 | if (!xdr_int8_t (&s.impl (), &v)) |
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| 70 | throw xdr_stream_insertion (); |
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| 71 | |
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| 72 | return s; |
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| 73 | } |
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| 74 | |
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| 75 | template <typename X> |
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| 76 | inline ostream<XDR>& |
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| 77 | operator<< (ostream<XDR>& s, ostream<XDR>::as_uint8<X> x) |
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| 78 | { |
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| 79 | uint8_t v (static_cast<uint8_t> (x.x_)); |
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| 80 | |
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| 81 | if (!xdr_uint8_t (&s.impl (), &v)) |
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| 82 | throw xdr_stream_insertion (); |
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| 83 | |
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| 84 | return s; |
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| 85 | } |
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| 86 | |
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| 87 | |
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| 88 | // 16-bit |
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| 89 | // |
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| 90 | template <typename X> |
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| 91 | inline ostream<XDR>& |
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| 92 | operator<< (ostream<XDR>& s, ostream<XDR>::as_int16<X> x) |
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| 93 | { |
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| 94 | int16_t v (static_cast<int16_t> (x.x_)); |
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| 95 | |
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| 96 | if (!xdr_int16_t (&s.impl (), &v)) |
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| 97 | throw xdr_stream_insertion (); |
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| 98 | |
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| 99 | return s; |
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| 100 | } |
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| 101 | |
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| 102 | template <typename X> |
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| 103 | inline ostream<XDR>& |
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| 104 | operator<< (ostream<XDR>& s, ostream<XDR>::as_uint16<X> x) |
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| 105 | { |
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| 106 | uint16_t v (static_cast<uint16_t> (x.x_)); |
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| 107 | |
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| 108 | if (!xdr_uint16_t (&s.impl (), &v)) |
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| 109 | throw xdr_stream_insertion (); |
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| 110 | |
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| 111 | return s; |
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| 112 | } |
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| 113 | |
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| 114 | |
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| 115 | // 32-bit |
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| 116 | // |
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| 117 | template <typename X> |
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| 118 | inline ostream<XDR>& |
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| 119 | operator<< (ostream<XDR>& s, ostream<XDR>::as_int32<X> x) |
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| 120 | { |
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| 121 | int32_t v (static_cast<int32_t> (x.x_)); |
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| 122 | |
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| 123 | if (!xdr_int32_t (&s.impl (), &v)) |
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| 124 | throw xdr_stream_insertion (); |
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| 125 | |
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| 126 | return s; |
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| 127 | } |
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| 128 | |
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| 129 | template <typename X> |
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| 130 | inline ostream<XDR>& |
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| 131 | operator<< (ostream<XDR>& s, ostream<XDR>::as_uint32<X> x) |
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| 132 | { |
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| 133 | uint32_t v (static_cast<uint32_t> (x.x_)); |
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| 134 | |
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| 135 | if (!xdr_uint32_t (&s.impl (), &v)) |
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| 136 | throw xdr_stream_insertion (); |
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| 137 | |
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| 138 | return s; |
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| 139 | } |
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| 140 | |
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| 141 | |
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| 142 | // 64-bit |
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| 143 | // |
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| 144 | template <typename X> |
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| 145 | inline ostream<XDR>& |
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| 146 | operator<< (ostream<XDR>& s, ostream<XDR>::as_int64<X> x) |
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| 147 | { |
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| 148 | int64_t v (static_cast<int64_t> (x.x_)); |
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| 149 | |
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| 150 | if (!xdr_int64_t (&s.impl (), &v)) |
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| 151 | throw xdr_stream_insertion (); |
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| 152 | |
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| 153 | return s; |
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| 154 | } |
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| 155 | |
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| 156 | template <typename X> |
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| 157 | inline ostream<XDR>& |
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| 158 | operator<< (ostream<XDR>& s, ostream<XDR>::as_uint64<X> x) |
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| 159 | { |
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| 160 | uint64_t v (static_cast<uint64_t> (x.x_)); |
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| 161 | |
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| 162 | if (!xdr_uint64_t (&s.impl (), &v)) |
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| 163 | throw xdr_stream_insertion (); |
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| 164 | |
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| 165 | return s; |
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| 166 | } |
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| 167 | |
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| 168 | |
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| 169 | // Boolean |
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| 170 | // |
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| 171 | template <typename X> |
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| 172 | inline ostream<XDR>& |
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| 173 | operator<< (ostream<XDR>& s, ostream<XDR>::as_bool<X> x) |
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| 174 | { |
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| 175 | bool_t v (static_cast<bool_t> (x.x_)); |
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| 176 | |
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| 177 | if (!xdr_bool (&s.impl (), &v)) |
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| 178 | throw xdr_stream_insertion (); |
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| 179 | |
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| 180 | return s; |
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| 181 | } |
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| 182 | |
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| 183 | |
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| 184 | // Floating-point |
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| 185 | // |
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| 186 | template <typename X> |
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| 187 | inline ostream<XDR>& |
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| 188 | operator<< (ostream<XDR>& s, ostream<XDR>::as_float32<X> x) |
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| 189 | { |
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| 190 | float v (static_cast<float> (x.x_)); |
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| 191 | |
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| 192 | if (!xdr_float (&s.impl (), &v)) |
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| 193 | throw xdr_stream_insertion (); |
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| 194 | |
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| 195 | return s; |
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| 196 | } |
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| 197 | |
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| 198 | template <typename X> |
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| 199 | inline ostream<XDR>& |
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| 200 | operator<< (ostream<XDR>& s, ostream<XDR>::as_float64<X> x) |
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| 201 | { |
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| 202 | double v (static_cast<double> (x.x_)); |
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| 203 | |
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| 204 | if (!xdr_double (&s.impl (), &v)) |
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| 205 | throw xdr_stream_insertion (); |
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| 206 | |
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| 207 | return s; |
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| 208 | } |
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| 209 | |
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| 210 | // Insertion of std::basic_string. |
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| 211 | // |
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| 212 | |
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| 213 | inline ostream<XDR>& |
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| 214 | operator<< (ostream<XDR>& s, const std::basic_string<char>& x) |
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| 215 | { |
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| 216 | // XDR strings are hard-wired with a 32 bit (unsigned int) length. |
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| 217 | // |
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| 218 | char* p (const_cast<char*> (x.c_str ())); |
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| 219 | unsigned int n (static_cast<unsigned int> (x.length ())); |
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| 220 | |
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| 221 | if (x.length () > ~((unsigned int) 0) || |
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| 222 | !xdr_u_int (&s.impl (), &n) || |
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| 223 | !xdr_opaque (&s.impl (), p, n)) |
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| 224 | throw xdr_stream_insertion (); |
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| 225 | |
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| 226 | return s; |
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| 227 | } |
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| 228 | |
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| 229 | // Wide strings are not supported by XDR. |
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| 230 | // |
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| 231 | // inline ostream<XDR>& |
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| 232 | // operator<< (ostream<XDR>& s, const std::basic_string<wchar_t>& x) |
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| 233 | // { |
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| 234 | // } |
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| 235 | |
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| 236 | |
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| 237 | // Insertion of a binary buffer. |
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| 238 | // |
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| 239 | template <typename C> |
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| 240 | ostream<XDR>& |
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| 241 | operator<< (ostream<XDR>& s, const buffer<C>& x) |
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| 242 | { |
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| 243 | // It is not possible to write an array with a 64-bit size. |
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| 244 | // |
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| 245 | unsigned int n (static_cast<unsigned int> (x.size ())); |
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| 246 | |
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| 247 | if (x.size () > ~((unsigned int) 0) || |
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| 248 | !xdr_u_int (&s.impl (), &n) || |
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| 249 | !xdr_opaque (&s.impl (), const_cast<char*> (x.data ()), n)) |
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| 250 | throw xdr_stream_insertion (); |
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| 251 | |
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| 252 | return s; |
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| 253 | } |
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| 254 | } |
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| 255 | } |
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| 256 | } |
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| 257 | |
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| 258 | #endif // XSD_CXX_TREE_XDR_STREAM_INSERTION_HXX |
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