int
mr1_xdrpnghdrv1(Ping *png, XDR *xdrs)
/*
Internal routine.
Does XDR decoding of an MR1 version 1 ping header.
Returns 1 if successful, 0 otherwise.
*/
{
int mr1_xdrsidev1(PingSide *, XDR *);
/* output in obsolete version 1 format not allowed! */
if (xdrs->x_op == XDR_ENCODE)
return 0;
if (!nan_init) {
nan_f= mr1_nanf();
nan_d= mr1_nand();
nan_init= 1;
}
if (!xdr_long(xdrs, (MR1PR_LONG *) &(png->png_tm.tv_sec)))
return 0;
if (!xdr_long(xdrs, (MR1PR_LONG *) &(png->png_tm.tv_usec)))
return 0;
png->png_period= nan_f;
png->png_slon= nan_d;
png->png_slat= nan_d;
png->png_scourse= nan_f;
png->png_laybackrng= nan_f;
png->png_laybackbrg= nan_f;
if (!xdr_double(xdrs, &(png->png_tlon)))
return 0;
if (!xdr_double(xdrs, &(png->png_tlat)))
return 0;
if (!xdr_float(xdrs, &(png->png_tcourse)))
return 0;
png->png_compass.sns_int= nan_f;
png->png_compass.sns_nsamps= 0;
if (!xdr_float(xdrs, &(png->png_compass.sns_repval)))
return 0;
png->png_depth.sns_int= nan_f;
png->png_depth.sns_nsamps= 0;
if (!xdr_float(xdrs, &(png->png_depth.sns_repval)))
return 0;
if (!xdr_float(xdrs, &(png->png_alt)))
return 0;
png->png_pitch.sns_int= nan_f;
png->png_pitch.sns_nsamps= 0;
if (!xdr_float(xdrs, &(png->png_pitch.sns_repval)))
return 0;
png->png_roll.sns_int= nan_f;
png->png_roll.sns_nsamps= 0;
if (!xdr_float(xdrs, &(png->png_roll.sns_repval)))
return 0;
png->png_snspad= 0;
if (!xdr_float(xdrs, &(png->png_temp)))
return 0;
if (!xdr_float(xdrs, &(png->png_atssincr)))
return 0;
png->png_magcorr= nan_f;
png->png_sndvel= nan_f;
if (!mr1_xdrsidev1(&(png->png_sides[ACP_PORT]), xdrs))
return 0;
png->png_sides[ACP_PORT].ps_bdrange= png->png_alt;
if (!mr1_xdrsidev1(&(png->png_sides[ACP_STBD]), xdrs))
return 0;
png->png_sides[ACP_STBD].ps_bdrange= png->png_alt;
return 1;
}
int
mbbs_mr1_xdrpnghdrv1(Ping *png, XDR *xdrs)
/*
Internal routine.
Does XDR decoding of an MR1 version 1 ping header.
Returns 1 if successful, 0 otherwise.
*/
{
int tvsec, tvusec;
unsigned long sidebc;
int mr1_xdrsidev1(PingSide *, XDR *, unsigned long *);
bs_iobytecnt= 0;
/* output in obsolete format not allowed! */
if (xdrs->x_op == XDR_ENCODE)
return 0;
if (!bs_ionaninit) {
bs_ionanf= mbbs_nanf();
bs_ionand= mbbs_nand();
bs_ionaninit= 1;
}
png->png_flags= PNG_BTYSSFLAGSABSENT;
/* depending upon the platform, the size of the timeval
struct's fields may be 4 or 8 bytes; for backward
compatibility with old files that use 4-byte fields,
we use 4-byte primitives */
if (!xdr_int(xdrs, &tvsec))
return 0;
bs_iobytecnt+= 4;
png->png_tm.tv_sec= tvsec;
if (!xdr_int(xdrs, &tvusec))
return 0;
bs_iobytecnt+= 4;
png->png_tm.tv_usec= tvusec;
png->png_period= bs_ionanf;
png->png_slon= bs_ionand;
png->png_slat= bs_ionand;
png->png_scourse= bs_ionanf;
png->png_laybackrng= bs_ionanf;
png->png_laybackbrg= bs_ionanf;
if (!xdr_double(xdrs, &(png->png_tlon)))
return 0;
bs_iobytecnt+= 8;
if (!xdr_double(xdrs, &(png->png_tlat)))
return 0;
bs_iobytecnt+= 8;
if (!xdr_float(xdrs, &(png->png_tcourse)))
return 0;
bs_iobytecnt+= 4;
png->png_compass.sns_int= bs_ionanf;
png->png_compass.sns_nsamps= 0;
if (!xdr_float(xdrs, &(png->png_compass.sns_repval)))
return 0;
bs_iobytecnt+= 4;
png->png_depth.sns_int= bs_ionanf;
png->png_depth.sns_nsamps= 0;
if (!xdr_float(xdrs, &(png->png_depth.sns_repval)))
return 0;
bs_iobytecnt+= 4;
if (!xdr_float(xdrs, &(png->png_alt)))
return 0;
bs_iobytecnt+= 4;
png->png_pitch.sns_int= bs_ionanf;
png->png_pitch.sns_nsamps= 0;
if (!xdr_float(xdrs, &(png->png_pitch.sns_repval)))
return 0;
bs_iobytecnt+= 4;
png->png_roll.sns_int= bs_ionanf;
png->png_roll.sns_nsamps= 0;
if (!xdr_float(xdrs, &(png->png_roll.sns_repval)))
return 0;
bs_iobytecnt+= 4;
png->png_snspad= 0;
if (!xdr_float(xdrs, &(png->png_temp)))
return 0;
bs_iobytecnt+= 4;
if (!xdr_float(xdrs, &(png->png_ssincr)))
return 0;
bs_iobytecnt+= 4;
png->png_ssyoffsetmode= PNG_SSYOM_UNKNOWN;
png->png_magcorr= bs_ionanf;
png->png_sndvel= bs_ionanf;
png->png_cond= bs_ionanf;
png->png_magx= bs_ionanf;
png->png_magy= bs_ionanf;
png->png_magz= bs_ionanf;
if (!mr1_xdrsidev1(&(png->png_sides[ACP_PORT]), xdrs, &sidebc))
return 0;
bs_iobytecnt+= sidebc;
png->png_sides[ACP_PORT].ps_bdrange= png->png_alt;
png->png_sides[ACP_PORT].ps_ssndrmask= 0.;
png->png_sides[ACP_PORT].ps_ssyoffset= bs_ionanf;
if (!mr1_xdrsidev1(&(png->png_sides[ACP_STBD]), xdrs, &sidebc))
return 0;
bs_iobytecnt+= sidebc;
png->png_sides[ACP_STBD].ps_bdrange= png->png_alt;
png->png_sides[ACP_STBD].ps_ssndrmask= 0.;
png->png_sides[ACP_STBD].ps_ssyoffset= bs_ionanf;
return 1;
}
