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//
// GENERATED FILE
//
use super::*;
use f2rust_std::*;
const FTSIZE: i32 = 5000;
const RSVUNT: i32 = 2;
const SCRUNT: i32 = 1;
const UTSIZE: i32 = ((20 + SCRUNT) + RSVUNT);
const READ: i32 = 1;
const WRITE: i32 = 2;
const SCRTCH: i32 = 3;
const NEW: i32 = 4;
const NUMAMH: i32 = 4;
const BIGI3E: i32 = 1;
const LTLI3E: i32 = 2;
const VAXGFL: i32 = 3;
const VAXDFL: i32 = 4;
const NUMBFF: i32 = 4;
const STRSIZ: i32 = 8;
const STRLEN: i32 = ((STRSIZ + 1) * NUMBFF);
const DAF: i32 = 1;
const DAS: i32 = 2;
const NUMARC: i32 = 2;
const RECL: i32 = 1024;
const FILEN: i32 = 255;
const CBFSIZ: i32 = 1024;
struct SaveVars {
STRBFF: ActualCharArray,
NATBFF: i32,
FIRST: bool,
}
impl SaveInit for SaveVars {
fn new() -> Self {
let mut STRBFF = ActualCharArray::new(STRSIZ, 1..=NUMBFF);
let mut NATBFF: i32 = 0;
let mut FIRST: bool = false;
FIRST = true;
NATBFF = 0;
Self {
STRBFF,
NATBFF,
FIRST,
}
}
}
//$Procedure T_XLTFWI ( Translate For Write, Integers )
pub fn T_XLTFWI(
INPUT: &[i32],
NUMINT: i32,
OUTBFF: i32,
OUTPUT: &mut [u8],
ctx: &mut Context,
) -> f2rust_std::Result<()> {
let save = ctx.get_vars::<SaveVars>();
let save = &mut *save.borrow_mut();
let INPUT = DummyArray::new(INPUT, 1..);
let mut TMPSTR = [b' '; STRSIZ as usize];
let mut J: i32 = 0;
let mut LENOPT: i32 = 0;
let mut SPACE: i32 = 0;
let mut VALUE: i32 = 0;
//
// SPICELIB Functions
//
//
// Local Variables
//
//
// Saved Variables
//
//
// Data Statements
//
//
// Standard SPICE error handling.
//
if spicelib::RETURN(ctx) {
return Ok(());
} else {
spicelib::CHKIN(b"T_XLTFWI", ctx)?;
}
//
// Perform some initialization tasks.
//
if save.FIRST {
//
// Populate STRBFF with the appropriate binary file
// format labels.
//
for I in 1..=NUMBFF {
spicelib::ZZDDHGSD(b"BFF", I, &mut save.STRBFF[I], ctx);
}
//
// Fetch the native binary file format.
//
spicelib::ZZPLATFM(b"FILE_FORMAT", &mut TMPSTR, ctx);
spicelib::UCASE(&TMPSTR.clone(), &mut TMPSTR, ctx);
save.NATBFF = spicelib::ISRCHC(&TMPSTR, NUMBFF, save.STRBFF.as_arg());
if (save.NATBFF == 0) {
spicelib::SETMSG(b"The binary file format, \'#\', is not supported by this version of the toolkit. This is a serious problem, contact NAIF.", ctx);
spicelib::ERRCH(b"#", &TMPSTR, ctx);
spicelib::SIGERR(b"SPICE(BUG)", ctx)?;
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
return Ok(());
}
//
// Do not perform initialization tasks again.
//
save.FIRST = false;
}
//
// Check to see if OUTBFF is valid. This should never occur if this
// routine is called properly.
//
if ((OUTBFF < 1) || (OUTBFF > NUMBFF)) {
spicelib::SETMSG(b"The integer code used to indicate the binary file format of the input integers, #, is out of range. This error should never occur.", ctx);
spicelib::ERRINT(b"#", OUTBFF, ctx);
spicelib::SIGERR(b"SPICE(BUG)", ctx)?;
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
return Ok(());
}
//
// Get the length of the input string.
//
LENOPT = intrinsics::LEN(OUTPUT);
//
// Now branch depending on the value of NATBFF.
//
if (save.NATBFF == BIGI3E) {
if (OUTBFF == LTLI3E) {
//
// Before we go any further check to see that the length
// of the output string is appropriate and we have enough
// room to store the results. Since this string is to contain
// LTL-IEEE integers and this is a BIG-IEEE machine,
// characters are 1-byte and integers are 4-bytes. So the
// length of OUTPUT must be a multiple of 4.
//
SPACE = (LENOPT / 4);
if ((LENOPT - (SPACE * 4)) != 0) {
spicelib::SETMSG(b"The output string that is to be translated from the binary format # to format # has a length that is not a multiple of 4 bytes. This error should never occur.", ctx);
spicelib::ERRCH(b"#", &save.STRBFF[save.NATBFF], ctx);
spicelib::ERRCH(b"#", &save.STRBFF[OUTBFF], ctx);
spicelib::SIGERR(b"SPICE(BUG)", ctx)?;
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
return Ok(());
}
//
// Now check to see that there is enough room to store
// the number of integers we are to convert.
//
if (NUMINT > SPACE) {
spicelib::SETMSG(b"The caller specified that # integers are to be translated from binary format # to #. However there is only room to hold # integers in the output array. This error should never occur.", ctx);
spicelib::ERRINT(b"#", NUMINT, ctx);
spicelib::ERRCH(b"#", &save.STRBFF[save.NATBFF], ctx);
spicelib::ERRCH(b"#", &save.STRBFF[OUTBFF], ctx);
spicelib::ERRINT(b"#", SPACE, ctx);
spicelib::SIGERR(b"SPICE(BUG)", ctx)?;
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
return Ok(());
}
//
// Start looping over each integer in INPUT and converting them
// to the 4-byte character packages to be stored in OUTPUT.
//
for I in 1..=NUMINT {
//
// Compute the substring index of the first character
// in OUTPUT for this integer.
//
J = ((4 * (I - 1)) + 1);
//
// Now extract and arrange the bytes properly.
// Since these characters are to be stored in a file
// utilizing LTL-IEEE, we know that J is the
// least significant byte and that (J+3) is the
// most significant.
//
// INPUT:
//
// -------------------------------------
// . . .| | J | J+1 | J+2 | J+3 | |. . .
// -------------------------------------
//
// OUTPUT(J:J) = CHAR( INPUT(I)'s LSB )
// .
// .
// OUTPUT(J+3:J+3) = CHAR( INPUT(I)'s MSB )
//
// Perform the necessary computations.
//
VALUE = intrinsics::ISHFT(INPUT[I], 24);
VALUE = intrinsics::ISHFT(VALUE, -24);
fstr::assign(fstr::substr_mut(OUTPUT, J..=J), &intrinsics::CHAR(VALUE));
VALUE = intrinsics::ISHFT(INPUT[I], 16);
VALUE = intrinsics::ISHFT(VALUE, -24);
fstr::assign(
fstr::substr_mut(OUTPUT, (J + 1)..=(J + 1)),
&intrinsics::CHAR(VALUE),
);
VALUE = intrinsics::ISHFT(INPUT[I], 8);
VALUE = intrinsics::ISHFT(VALUE, -24);
fstr::assign(
fstr::substr_mut(OUTPUT, (J + 2)..=(J + 2)),
&intrinsics::CHAR(VALUE),
);
VALUE = intrinsics::ISHFT(INPUT[I], -24);
fstr::assign(
fstr::substr_mut(OUTPUT, (J + 3)..=(J + 3)),
&intrinsics::CHAR(VALUE),
);
}
} else {
spicelib::SETMSG(b"Unable to translate integers from binary file format # to #. This error should never occur and is indicative of a bug. Contact NAIF.", ctx);
spicelib::ERRCH(b"#", &save.STRBFF[save.NATBFF], ctx);
spicelib::ERRCH(b"#", &save.STRBFF[OUTBFF], ctx);
spicelib::SIGERR(b"SPICE(BUG)", ctx)?;
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
return Ok(());
}
} else if (save.NATBFF == LTLI3E) {
if (OUTBFF == BIGI3E) {
//
// Before we go any further check to see that the length
// of the output string is appropriate and we have enough
// room to store the results. Since this string is to
// contain BIG-IEEE integers and this is a LTL-IEEE
// machine, characters are 1-byte and integers are 4-bytes.
// So the length of OUTPUT must be a multiple of 4.
//
SPACE = (LENOPT / 4);
if ((LENOPT - (SPACE * 4)) != 0) {
spicelib::SETMSG(b"The output string that is to be translated from the binary format # to format # has a length that is not a multiple of 4 bytes. This error should never occur.", ctx);
spicelib::ERRCH(b"#", &save.STRBFF[save.NATBFF], ctx);
spicelib::ERRCH(b"#", &save.STRBFF[OUTBFF], ctx);
spicelib::SIGERR(b"SPICE(BUG)", ctx)?;
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
return Ok(());
}
//
// Now check to see that there is enough room to store
// the number of integers we are to convert.
//
if (NUMINT > SPACE) {
spicelib::SETMSG(b"The caller specified that # integers are to be translated from binary format # to #. However there is only room to hold # integers in the output array. This error should never occur.", ctx);
spicelib::ERRINT(b"#", NUMINT, ctx);
spicelib::ERRCH(b"#", &save.STRBFF[save.NATBFF], ctx);
spicelib::ERRCH(b"#", &save.STRBFF[OUTBFF], ctx);
spicelib::ERRINT(b"#", SPACE, ctx);
spicelib::SIGERR(b"SPICE(BUG)", ctx)?;
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
return Ok(());
}
//
// Start looping over each 4 character package in OUTPUT and
// converting them to integers.
//
for I in 1..=NUMINT {
//
// Compute the substring index of the first character
// in OUTPUT for this integer.
//
J = ((4 * (I - 1)) + 1);
//
// Now extract and arrange the bytes properly.
// Since these characters are to be stored in a file
// utilizing BIG-IEEE, we know that J is the most
// significant byte and that (J+3) is the least
// significant.
//
// INPUT:
//
// -------------------------------------
// . . .| | J | J+1 | J+2 | J+3 | |. . .
// -------------------------------------
//
// OUTPUT(J:J) = CHAR( INPUT(I)'s MSB )
// .
// .
// OUTPUT(J+3:J+3) = CHAR( INPUT(I)'s LSB )
//
// Perform the necessary computations.
//
VALUE = intrinsics::ISHFT(INPUT[I], 24);
VALUE = intrinsics::ISHFT(VALUE, -24);
fstr::assign(
fstr::substr_mut(OUTPUT, (J + 3)..=(J + 3)),
&intrinsics::CHAR(VALUE),
);
VALUE = intrinsics::ISHFT(INPUT[I], 16);
VALUE = intrinsics::ISHFT(VALUE, -24);
fstr::assign(
fstr::substr_mut(OUTPUT, (J + 2)..=(J + 2)),
&intrinsics::CHAR(VALUE),
);
VALUE = intrinsics::ISHFT(INPUT[I], 8);
VALUE = intrinsics::ISHFT(VALUE, -24);
fstr::assign(
fstr::substr_mut(OUTPUT, (J + 1)..=(J + 1)),
&intrinsics::CHAR(VALUE),
);
VALUE = intrinsics::ISHFT(INPUT[I], -24);
fstr::assign(fstr::substr_mut(OUTPUT, J..=J), &intrinsics::CHAR(VALUE));
}
} else {
spicelib::SETMSG(b"Unable to translate integers from binary file format # to #. This error should never occur and is indicative of a bug. Contact NAIF.", ctx);
spicelib::ERRCH(b"#", &save.STRBFF[save.NATBFF], ctx);
spicelib::ERRCH(b"#", &save.STRBFF[OUTBFF], ctx);
spicelib::SIGERR(b"SPICE(BUG)", ctx)?;
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
return Ok(());
}
//
// The native binary file format on this platform is not supported
// for the conversion of integers. This is a bug, as this branch
// of code should never be reached in normal operation.
//
} else {
spicelib::SETMSG(b"The native binary file format of this toolkit build, #, is not currently supported for translation of integers from non-native formats.", ctx);
spicelib::ERRCH(b"#", &save.STRBFF[save.NATBFF], ctx);
spicelib::SIGERR(b"SPICE(BUG)", ctx)?;
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
return Ok(());
}
spicelib::CHKOUT(b"T_XLTFWI", ctx)?;
Ok(())
}