.TH "g2_unpack2.c" 3 "Fri Jun 3 2022" "Version 1.6.4" "NCEPLIBS-g2c" \" -*- nroff -*-
.ad l
.nh
.SH NAME
g2_unpack2.c \- Unpack Section 2 (Local Use 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_unpack2\fP (unsigned char *cgrib, \fBg2int\fP *iofst, \fBg2int\fP *lencsec2, unsigned char **csec2)"
.br
.RI "This subroutine unpacks Section 2 (Local Use Section) as defined in GRIB Edition 2\&. "
.in -1c
.SH "Detailed Description"
.PP 
Unpack Section 2 (Local Use 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_unpack2\&.c\fP\&.
.SH "Function Documentation"
.PP 
.SS "\fBg2int\fP g2_unpack2 (unsigned char * cgrib, \fBg2int\fP * iofst, \fBg2int\fP * lencsec2, unsigned char ** csec2)"

.PP
This subroutine unpacks Section 2 (Local Use Section) as defined in GRIB Edition 2\&. PROGRAM HISTORY LOG:
.IP "\(bu" 2
2002-10-31 Gilbert
.IP "\(bu" 2
2008-12-23 Wesley - Initialize lencsec2 Length of Local Use data
.IP "\(bu" 2
2010-08-05 Vuong - If section 2 has zero length, ierr=0
.PP
.PP
\fBParameters\fP
.RS 4
\fIcgrib\fP char array containing Section 2 of the GRIB2 message\&. 
.br
\fIiofst\fP Bit offset for the beginning of Section 2 in cgrib\&. The modified version will be returned\&. 
.br
\fIlencsec2\fP Length (in octets) of Local Use data\&. 
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\fIcsec2\fP Pointer to a char array containing local use data\&.
.RE
.PP
\fBReturns\fP
.RS 4
.IP "\(bu" 2
0 no error
.IP "\(bu" 2
2 Array passed is not section 2
.IP "\(bu" 2
6 memory allocation error
.PP
.RE
.PP
\fBAuthor\fP
.RS 4
Stephen Gilbert 
.RE
.PP
\fBDate\fP
.RS 4
2002-10-31 
.RE
.PP

.PP
Definition at line 34 of file g2_unpack2\&.c\&.
.PP
References gbit()\&.
.PP
Referenced by g2_getfld()\&.
.SH "Author"
.PP 
Generated automatically by Doxygen for NCEPLIBS-g2c from the source code\&.