27 #ifndef I_D4StreamUnMarshaller_h 28 #define I_D4StreamUnMarshaller_h 1 33 #define USE_XDR_FOR_IEEE754_ENCODING 0 35 #if USE_XDR_FOR_IEEE754_ENCODING 41 #include <rpc/types.h> 42 #include <netinet/in.h> 50 #include "dods-datatypes.h" 51 #include "UnMarshaller.h" 52 #include "InternalErr.h" 67 const static unsigned int c_checksum_length = 4;
73 #if USE_XDR_FOR_IEEE754_ENCODING 76 char d_buf[
sizeof(dods_float64)];
80 D4StreamUnMarshaller(
const D4StreamUnMarshaller &);
81 D4StreamUnMarshaller & operator=(
const D4StreamUnMarshaller &);
82 #if USE_XDR_FOR_IEEE754_ENCODING 83 void m_deserialize_reals(
char *val, int64_t num,
int width,
Type type);
85 void m_twidle_vector_elements(
char *vals, int64_t num,
int width);
88 D4StreamUnMarshaller(istream &in,
bool twiddle_bytes);
89 D4StreamUnMarshaller(istream &in);
90 virtual ~D4StreamUnMarshaller();
92 void set_twiddle_bytes(
bool twiddle) { d_twiddle_bytes = twiddle; }
107 Crc32::checksum get_checksum();
108 string get_checksum_str();
111 virtual void get_byte(dods_byte &val);
112 virtual void get_int8(dods_int8 &val);
114 virtual void get_int16(dods_int16 &val);
115 virtual void get_int32(dods_int32 &val);
117 virtual void get_int64(dods_int64 &val);
119 virtual void get_float32(dods_float32 &val);
120 virtual void get_float64(dods_float64 &val);
122 virtual void get_uint16(dods_uint16 &val);
123 virtual void get_uint32(dods_uint32 &val);
125 virtual void get_uint64(dods_uint64 &val);
127 virtual void get_str(
string &val);
128 virtual void get_url(
string &val);
130 virtual void get_opaque(
char *,
unsigned int) {
131 throw InternalErr(__FILE__, __LINE__,
"Not implemented for DAP4, use get_opaque_dap4() instead.");
137 virtual void get_int(
int &) {
138 throw InternalErr(__FILE__, __LINE__,
"Not implemented for DAP4");
145 virtual void get_vector(
char **,
unsigned int &,
Vector &) {
146 throw InternalErr(__FILE__, __LINE__,
"Not implemented for DAP4");
149 virtual void get_vector(
char **,
unsigned int &,
int,
Vector & ) {
150 throw InternalErr(__FILE__, __LINE__,
"Not implemented for DAP4");
153 virtual void get_vector(
char *val, int64_t num_bytes);
154 virtual void get_vector(
char *val, int64_t num_elem,
int elem_size);
155 virtual void get_vector_float32(
char *val, int64_t num_elem);
156 virtual void get_vector_float64(
char *val, int64_t num_elem);
158 virtual void dump(ostream &strm)
const;
163 #endif // I_D4StreamUnMarshaller_h abstract base class used to unmarshall/deserialize dap data objects
bool is_source_big_endian() const
Is the data source we are reading from a big-endian machine? We need this because the value of the CR...
virtual void dump(ostream &strm) const
dump the contents of this object to the specified ostream
Holds a one-dimensional collection of DAP2 data types.
Read data from the stream made by D4StreamMarshaller.
Type
Identifies the data type.
top level DAP object to house generic methods
virtual void get_opaque_dap4(char **val, int64_t &len)
A class for software fault reporting.
bool is_host_big_endian()
Does this host use big-endian byte order?