.TH "g2_unpack5.c" 3 "Fri Jun 3 2022" "Version 1.6.4" "NCEPLIBS-g2c" \" -*- nroff -*-
.ad l
.nh
.SH NAME
g2_unpack5.c \- Unpack Section 5 (Data Representation Section) as defined in GRIB Edition 2\&.  

.SH SYNOPSIS
.br
.PP
\fC#include <stdio\&.h>\fP
.br
\fC#include <stdlib\&.h>\fP
.br
\fC#include 'grib2\&.h'\fP
.br

.SS "Functions"

.in +1c
.ti -1c
.RI "\fBg2int\fP \fBg2_unpack5\fP (unsigned char *cgrib, \fBg2int\fP *iofst, \fBg2int\fP *ndpts, \fBg2int\fP *idrsnum, \fBg2int\fP **idrstmpl, \fBg2int\fP *mapdrslen)"
.br
.RI "This subroutine unpacks Section 5 (Data Representation Section) as defined in GRIB Edition 2\&. "
.in -1c
.SH "Detailed Description"
.PP 
Unpack Section 5 (Data Representation Section) as defined in GRIB Edition 2\&. 


.PP
\fBAuthor\fP
.RS 4
Stephen Gilbert 
.RE
.PP
\fBDate\fP
.RS 4
2002-10-31 
.RE
.PP

.PP
Definition in file \fBg2_unpack5\&.c\fP\&.
.SH "Function Documentation"
.PP 
.SS "\fBg2int\fP g2_unpack5 (unsigned char * cgrib, \fBg2int\fP * iofst, \fBg2int\fP * ndpts, \fBg2int\fP * idrsnum, \fBg2int\fP ** idrstmpl, \fBg2int\fP * mapdrslen)"

.PP
This subroutine unpacks Section 5 (Data Representation Section) as defined in GRIB Edition 2\&. PROGRAM HISTORY LOG:
.IP "\(bu" 2
2002-10-31 Gilbert
.IP "\(bu" 2
2009-01-14 Vuong Changed structure name template to gtemplate
.PP
.PP
\fBParameters\fP
.RS 4
\fIcgrib\fP char array containing Section 5 of the GRIB2 message\&. 
.br
\fIiofst\fP Bit offset for the beginning of Section 5 in cgrib\&. Returned with bit offset at the end of Section 5\&. 
.br
\fIndpts\fP Number of data points unpacked and returned\&. 
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\fIidrsnum\fP Data Representation Template Number (see Code Table 5\&.0)\&. 
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\fIidrstmpl\fP Pointer to an integer array containing the data values for the specified Data Representation Template (N=idrsnum)\&. Each element of this integer array contains an entry (in the order specified) of Data Representation Template 5\&.N\&. 
.br
\fImapdrslen-\fP Number of elements in idrstmpl\&. i\&.e\&. number of entries in Data Representation Template 5\&.N (N=idrsnum)\&.
.RE
.PP
\fBReturns\fP
.RS 4
.IP "\(bu" 2
0 no error
.IP "\(bu" 2
2 Not Section 5
.IP "\(bu" 2
6 memory allocation error
.IP "\(bu" 2
7 'GRIB' message contains an undefined Data Representation Template\&.
.PP
.RE
.PP
\fBAuthor\fP
.RS 4
Stephen Gilbert 
.RE
.PP
\fBDate\fP
.RS 4
2002-10-31 
.RE
.PP

.PP
Definition at line 40 of file g2_unpack5\&.c\&.
.PP
References gtemplate::ext, extdrstemplate(), gtemplate::extlen, gbit(), getdrstemplate(), gtemplate::map, gtemplate::maplen, and gtemplate::needext\&.
.PP
Referenced by g2_getfld()\&.
.SH "Author"
.PP 
Generated automatically by Doxygen for NCEPLIBS-g2c from the source code\&.