rsspice 0.1.0

Pure Rust port of the SPICE Toolkit for space geometry
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142

//
// GENERATED FILE
//

use super::*;
use f2rust_std::*;

const CNAMSZ: i32 = 32;
const CDOFF: i32 = 24;
const CDSCSZ: i32 = 11;
const CLSIDX: i32 = 1;
const TYPIDX: i32 = (CLSIDX + 1);
const LENIDX: i32 = (TYPIDX + 1);
const SIZIDX: i32 = (LENIDX + 1);
const NAMIDX: i32 = (SIZIDX + 1);
const IXTIDX: i32 = (NAMIDX + 1);
const IXPIDX: i32 = (IXTIDX + 1);
const NFLIDX: i32 = (IXPIDX + 1);
const ORDIDX: i32 = (NFLIDX + 1);
const METIDX: i32 = (ORDIDX + 1);
const SDSCSZ: i32 = 24;
const EKTIDX: i32 = 1;
const SNOIDX: i32 = (EKTIDX + 1);
const IMDIDX: i32 = (SNOIDX + 1);
const TNMIDX: i32 = (IMDIDX + 1);
const NCIDX: i32 = (TNMIDX + 1);
const NRIDX: i32 = (NCIDX + 1);
const RTIDX: i32 = (NRIDX + 1);
const CPTIDX: i32 = (RTIDX + 1);
const DPTIDX: i32 = (CPTIDX + 1);
const IPTIDX: i32 = (DPTIDX + 1);
const MFLIDX: i32 = (IPTIDX + 1);
const IFLIDX: i32 = (MFLIDX + 1);
const SHDIDX: i32 = (IFLIDX + 1);
const CFHIDX: i32 = (SHDIDX + 1);
const CSNIDX: i32 = (CFHIDX + 1);
const LCPIDX: i32 = (CSNIDX + 1);
const LDPIDX: i32 = (LCPIDX + 1);
const LIPIDX: i32 = (LDPIDX + 1);
const LCWIDX: i32 = (LIPIDX + 1);
const LDWIDX: i32 = (LCWIDX + 1);
const LIWIDX: i32 = (LDWIDX + 1);
const NMLIDX: i32 = (LIWIDX + 1);

//$Procedure  ZZEKCDSC ( Private: EK, return column descriptor )
pub fn ZZEKCDSC(
    HANDLE: i32,
    SEGDSC: &[i32],
    COLUMN: &[u8],
    COLDSC: &mut [i32],
    ctx: &mut Context,
) -> f2rust_std::Result<()> {
    let SEGDSC = DummyArray::new(SEGDSC, 1..=SDSCSZ);
    let mut COLDSC = DummyArrayMut::new(COLDSC, 1..=CDSCSZ);
    let mut CNAME = [b' '; CNAMSZ as usize];
    let mut DSCBAS: i32 = 0;
    let mut I: i32 = 0;
    let mut MBASE: i32 = 0;
    let mut NAMBAS: i32 = 0;
    let mut NCOLS: i32 = 0;
    let mut FOUND: bool = false;

    //
    // SPICELIB functions
    //

    //
    // Local variables
    //

    //
    // Use discovery check-in.
    //
    // Get the segment's integer metadata's base address.
    //
    MBASE = SEGDSC[IMDIDX];

    //
    // Get the number of columns.
    //
    NCOLS = SEGDSC[NCIDX];

    //
    // Search linearly through the column descriptors, looking for
    // a column name match.  It's an error if we don't find the input
    // name.
    //
    FOUND = false;
    I = 1;

    while ((I <= NCOLS) && !FOUND) {
        DSCBAS = ((MBASE + SDSCSZ) + ((I - 1) * CDSCSZ));
        //
        // Get the character base address of the column name from the
        // current descriptor.
        //
        DASRDI(
            HANDLE,
            (DSCBAS + 1),
            (DSCBAS + CDSCSZ),
            COLDSC.as_slice_mut(),
            ctx,
        )?;

        NAMBAS = COLDSC[NAMIDX];

        //
        // Look up the name and compare.
        //
        DASRDC(
            HANDLE,
            (NAMBAS + 1),
            (NAMBAS + CNAMSZ),
            1,
            CNAMSZ,
            CharArrayMut::from_mut(&mut CNAME),
            ctx,
        )?;

        if EQSTR(&CNAME, COLUMN) {
            FOUND = true;
        } else {
            I = (I + 1);
        }
    }

    if !FOUND {
        CHKIN(b"ZZEKCDSC", ctx)?;
        SETMSG(
            b"Descriptor for column # was not found. Segment base = #; file = #.",
            ctx,
        );
        ERRCH(b"#", COLUMN, ctx);
        ERRINT(b"#", MBASE, ctx);
        ERRHAN(b"#", HANDLE, ctx)?;
        SIGERR(b"SPICE(BUG)", ctx)?;
        CHKOUT(b"ZZEKCDSC", ctx)?;
        return Ok(());
    }

    Ok(())
}