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##
# VOTUTIL_SPP.X
#
# Utility procedures for the libVOTable SPP interface.
#
# @file votUtil_spp.x
# @author M. Fitzpatrick
# @date 4/16/2011
include "votParse_spp.h"
# VOTINIT -- Initialize the VOT struct, parse the document and save the
# summary. We return the VOT struct pointer itself, the caller is
# responsible for accessing the VOT_ROOT to get the raw root handle
pointer procedure votinit (votable)
char votable[ARB] #i VOTable file name
pointer vot, vot_handle
# Declare the libVOTable functions we'll be using.
int vx_openVOTABLE(), vx_getRESOURCE(), vx_getTABLE(), vx_getDATA()
int vx_getTABLEDATA(), vx_getFIELD(), vx_getINFO(), vx_getPARAM()
int vx_getNCols(), vx_getNRows(), vx_getLength()
begin
# Allocate the structure.
call calloc (vot, SZ_VOT_STRUCT, TY_STRUCT)
# Open and parse the votable.
vot_handle = vx_openVOTABLE (votable)
if (vot_handle <= 0) {
call eprintf ("Cannot open file: '%s'\n")
call pargstr (votable)
return (NULL)
}
VOT_ROOT(vot) = vot_handle
# Now get various handles from the table.
VOT_RES(vot) = vx_getRESOURCE (vot_handle)
VOT_TAB(vot) = vx_getTABLE (VOT_RES(vot))
VOT_DATA(vot) = vx_getDATA (VOT_TAB(vot))
VOT_TDATA(vot) = vx_getTABLEDATA (VOT_DATA(vot))
VOT_INFO(vot) = vx_getINFO (VOT_RES(vot))
VOT_PARAM(vot) = vx_getPARAM (VOT_RES(vot))
VOT_FIELD(vot) = vx_getFIELD (VOT_TAB(vot))
VOT_NRES(vot) = vx_getLength (VOT_RES(vot))
VOT_NCOLS(vot) = vx_getNCols (VOT_TDATA(vot))
VOT_NROWS(vot) = vx_getNRows (VOT_TDATA(vot))
return (vot) # return the struct pointer
end
# VOTCLOSE -- Close the VOT struct and free any resources.
procedure votclose (vot)
pointer vot #i VOT struct pointer
begin
call vx_closeVOTABLE (VOT_ROOT(vot))
call mfree (vot, TY_STRUCT)
end
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