Coverage Report

Created: 2026-02-14 07:09

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/src/c-blosc2/internal-complibs/zlib-ng-2.0.7/deflate_p.h
Line
Count
Source
1
/* deflate_p.h -- Private inline functions and macros shared with more than
2
 *                one deflate method
3
 *
4
 * Copyright (C) 1995-2013 Jean-loup Gailly and Mark Adler
5
 * For conditions of distribution and use, see copyright notice in zlib.h
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 *
7
 */
8
9
#ifndef DEFLATE_P_H
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#define DEFLATE_P_H
11
12
/* Forward declare common non-inlined functions declared in deflate.c */
13
14
#ifdef ZLIB_DEBUG
15
void check_match(deflate_state *s, Pos start, Pos match, int length);
16
#else
17
#define check_match(s, start, match, length)
18
#endif
19
void flush_pending(PREFIX3(stream) *strm);
20
21
/* ===========================================================================
22
 * Save the match info and tally the frequency counts. Return true if
23
 * the current block must be flushed.
24
 */
25
26
extern const unsigned char Z_INTERNAL zng_length_code[];
27
extern const unsigned char Z_INTERNAL zng_dist_code[];
28
29
60.4M
static inline int zng_tr_tally_lit(deflate_state *s, unsigned char c) {
30
    /* c is the unmatched char */
31
60.4M
    s->sym_buf[s->sym_next++] = 0;
32
60.4M
    s->sym_buf[s->sym_next++] = 0;
33
60.4M
    s->sym_buf[s->sym_next++] = c;
34
60.4M
    s->dyn_ltree[c].Freq++;
35
60.4M
    Tracevv((stderr, "%c", c));
36
60.4M
    Assert(c <= (MAX_MATCH-MIN_MATCH), "zng_tr_tally: bad literal");
37
60.4M
    return (s->sym_next == s->sym_end);
38
60.4M
}
Unexecuted instantiation: deflate.c:zng_tr_tally_lit
deflate_fast.c:zng_tr_tally_lit
Line
Count
Source
29
20.7M
static inline int zng_tr_tally_lit(deflate_state *s, unsigned char c) {
30
    /* c is the unmatched char */
31
20.7M
    s->sym_buf[s->sym_next++] = 0;
32
20.7M
    s->sym_buf[s->sym_next++] = 0;
33
20.7M
    s->sym_buf[s->sym_next++] = c;
34
20.7M
    s->dyn_ltree[c].Freq++;
35
20.7M
    Tracevv((stderr, "%c", c));
36
20.7M
    Assert(c <= (MAX_MATCH-MIN_MATCH), "zng_tr_tally: bad literal");
37
20.7M
    return (s->sym_next == s->sym_end);
38
20.7M
}
deflate_medium.c:zng_tr_tally_lit
Line
Count
Source
29
12.3M
static inline int zng_tr_tally_lit(deflate_state *s, unsigned char c) {
30
    /* c is the unmatched char */
31
12.3M
    s->sym_buf[s->sym_next++] = 0;
32
12.3M
    s->sym_buf[s->sym_next++] = 0;
33
12.3M
    s->sym_buf[s->sym_next++] = c;
34
12.3M
    s->dyn_ltree[c].Freq++;
35
12.3M
    Tracevv((stderr, "%c", c));
36
12.3M
    Assert(c <= (MAX_MATCH-MIN_MATCH), "zng_tr_tally: bad literal");
37
12.3M
    return (s->sym_next == s->sym_end);
38
12.3M
}
Unexecuted instantiation: deflate_quick.c:zng_tr_tally_lit
deflate_slow.c:zng_tr_tally_lit
Line
Count
Source
29
27.3M
static inline int zng_tr_tally_lit(deflate_state *s, unsigned char c) {
30
    /* c is the unmatched char */
31
27.3M
    s->sym_buf[s->sym_next++] = 0;
32
27.3M
    s->sym_buf[s->sym_next++] = 0;
33
27.3M
    s->sym_buf[s->sym_next++] = c;
34
27.3M
    s->dyn_ltree[c].Freq++;
35
27.3M
    Tracevv((stderr, "%c", c));
36
27.3M
    Assert(c <= (MAX_MATCH-MIN_MATCH), "zng_tr_tally: bad literal");
37
27.3M
    return (s->sym_next == s->sym_end);
38
27.3M
}
Unexecuted instantiation: functable.c:zng_tr_tally_lit
39
40
1.42M
static inline int zng_tr_tally_dist(deflate_state *s, uint32_t dist, uint32_t len) {
41
    /* dist: distance of matched string */
42
    /* len: match length-MIN_MATCH */
43
1.42M
    s->sym_buf[s->sym_next++] = (uint8_t)(dist);
44
1.42M
    s->sym_buf[s->sym_next++] = (uint8_t)(dist >> 8);
45
1.42M
    s->sym_buf[s->sym_next++] = (uint8_t)len;
46
1.42M
    s->matches++;
47
1.42M
    dist--;
48
1.42M
    Assert(dist < MAX_DIST(s) && (uint16_t)d_code(dist) < (uint16_t)D_CODES, 
49
1.42M
        "zng_tr_tally: bad match");
50
51
1.42M
    s->dyn_ltree[zng_length_code[len]+LITERALS+1].Freq++;
52
1.42M
    s->dyn_dtree[d_code(dist)].Freq++;
53
1.42M
    return (s->sym_next == s->sym_end);
54
1.42M
}
Unexecuted instantiation: deflate.c:zng_tr_tally_dist
deflate_fast.c:zng_tr_tally_dist
Line
Count
Source
40
437k
static inline int zng_tr_tally_dist(deflate_state *s, uint32_t dist, uint32_t len) {
41
    /* dist: distance of matched string */
42
    /* len: match length-MIN_MATCH */
43
437k
    s->sym_buf[s->sym_next++] = (uint8_t)(dist);
44
437k
    s->sym_buf[s->sym_next++] = (uint8_t)(dist >> 8);
45
437k
    s->sym_buf[s->sym_next++] = (uint8_t)len;
46
437k
    s->matches++;
47
437k
    dist--;
48
437k
    Assert(dist < MAX_DIST(s) && (uint16_t)d_code(dist) < (uint16_t)D_CODES, 
49
437k
        "zng_tr_tally: bad match");
50
51
437k
    s->dyn_ltree[zng_length_code[len]+LITERALS+1].Freq++;
52
437k
    s->dyn_dtree[d_code(dist)].Freq++;
53
437k
    return (s->sym_next == s->sym_end);
54
437k
}
deflate_medium.c:zng_tr_tally_dist
Line
Count
Source
40
671k
static inline int zng_tr_tally_dist(deflate_state *s, uint32_t dist, uint32_t len) {
41
    /* dist: distance of matched string */
42
    /* len: match length-MIN_MATCH */
43
671k
    s->sym_buf[s->sym_next++] = (uint8_t)(dist);
44
671k
    s->sym_buf[s->sym_next++] = (uint8_t)(dist >> 8);
45
671k
    s->sym_buf[s->sym_next++] = (uint8_t)len;
46
671k
    s->matches++;
47
671k
    dist--;
48
671k
    Assert(dist < MAX_DIST(s) && (uint16_t)d_code(dist) < (uint16_t)D_CODES, 
49
671k
        "zng_tr_tally: bad match");
50
51
671k
    s->dyn_ltree[zng_length_code[len]+LITERALS+1].Freq++;
52
671k
    s->dyn_dtree[d_code(dist)].Freq++;
53
671k
    return (s->sym_next == s->sym_end);
54
671k
}
Unexecuted instantiation: deflate_quick.c:zng_tr_tally_dist
deflate_slow.c:zng_tr_tally_dist
Line
Count
Source
40
315k
static inline int zng_tr_tally_dist(deflate_state *s, uint32_t dist, uint32_t len) {
41
    /* dist: distance of matched string */
42
    /* len: match length-MIN_MATCH */
43
315k
    s->sym_buf[s->sym_next++] = (uint8_t)(dist);
44
315k
    s->sym_buf[s->sym_next++] = (uint8_t)(dist >> 8);
45
315k
    s->sym_buf[s->sym_next++] = (uint8_t)len;
46
315k
    s->matches++;
47
315k
    dist--;
48
315k
    Assert(dist < MAX_DIST(s) && (uint16_t)d_code(dist) < (uint16_t)D_CODES, 
49
315k
        "zng_tr_tally: bad match");
50
51
315k
    s->dyn_ltree[zng_length_code[len]+LITERALS+1].Freq++;
52
315k
    s->dyn_dtree[d_code(dist)].Freq++;
53
315k
    return (s->sym_next == s->sym_end);
54
315k
}
Unexecuted instantiation: functable.c:zng_tr_tally_dist
55
56
/* ===========================================================================
57
 * Flush the current block, with given end-of-file flag.
58
 * IN assertion: strstart is set to the end of the current match.
59
 */
60
33.9k
#define FLUSH_BLOCK_ONLY(s, last) { \
61
33.9k
    zng_tr_flush_block(s, (s->block_start >= 0 ? \
62
33.9k
                   (char *)&s->window[(unsigned)s->block_start] : \
63
33.9k
                   NULL), \
64
33.9k
                   (uint32_t)((int)s->strstart - s->block_start), \
65
33.9k
                   (last)); \
66
33.9k
    s->block_start = (int)s->strstart; \
67
33.9k
    flush_pending(s->strm); \
68
33.9k
}
69
70
/* Same but force premature exit if necessary. */
71
33.9k
#define FLUSH_BLOCK(s, last) { \
72
33.9k
    FLUSH_BLOCK_ONLY(s, last); \
73
33.9k
    if (s->strm->avail_out == 0) return (last) ? finish_started : need_more; \
74
33.9k
}
75
76
/* Maximum stored block length in deflate format (not including header). */
77
0
#define MAX_STORED 65535
78
79
#endif