ReactOS 0.4.15-dev-8102-g108db8f
encint.h File Reference
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Functions

static int chmc_encint_len (const UInt32 val)
 
static int chmc_encint (const UInt32 val, UChar *out)
 
static int chmc_decint (const UChar *in, UInt32 *value)
 

Function Documentation

◆ chmc_decint()

static int chmc_decint ( const UChar in,
UInt32 value 
)
inlinestatic

Definition at line 78 of file encint.h.

78 {
79 int len;
80
81 len = 0;
82 *value = 0;
83
84 while ( (in[len] & 0x80) && (len < 3) ) {
85 *value <<= 7;
86 *value |= in[len] & 0x7f;
87 len++;
88 }
89 *value <<= 7;
90 *value |= in[len] & 0x7f;
91 len++;
92
93 return len;
94}
GLuint in
Definition: glext.h:9616
GLenum GLsizei len
Definition: glext.h:6722
Definition: pdh_main.c:94

Referenced by chmc_pmgi_done().

◆ chmc_encint()

static int chmc_encint ( const UInt32  val,
UChar out 
)
inlinestatic

Definition at line 46 of file encint.h.

46 {
47 int len;
48 UInt32 a;
49 UChar *p, *l;
50
51 // FIXME should support 64 bit?
52 if ( ! out || val > 0xfffffffUL )
53 return 0; // FIXME can't handle, overflow
54
55 if ( val > 0x1fffffUL )
56 len = 4;
57 else if ( val > 0x3fffUL )
58 len = 3;
59 else if ( val > 0x7fUL )
60 len = 2;
61 else
62 len = 1;
63
64 a = val;
65 l = p = out + (len - 1);
66
67 while ( p >= out ) {
68 *p = (a & 0x7fUL);
69 if ( p < l )
70 *p |= 0x80UL;
71 p--;
72 a >>= 7;
73 }
74
75 return len;
76}
r l[0]
Definition: byte_order.h:168
DWORD UInt32
Definition: chm_lib.c:104
BYTE UChar
Definition: chm_lib.c:100
GLuint GLfloat * val
Definition: glext.h:7180
GLfloat GLfloat p
Definition: glext.h:8902
GLboolean GLboolean GLboolean GLboolean a
Definition: glext.h:6204
#define a
Definition: ke_i.h:78
static FILE * out
Definition: regtests2xml.c:44

Referenced by chmc_pmgi_add_entry(), and chmc_pmgl_add_entry().

◆ chmc_encint_len()

static int chmc_encint_len ( const UInt32  val)
inlinestatic

Definition at line 28 of file encint.h.

28 {
29 int len;
30
31 // FIXME should support 64 bit?
32 if ( val > 0xfffffffUL )
33 len = 0; // overflow
34 else if ( val > 0x1fffffUL )
35 len = 4;
36 else if ( val > 0x3fffUL )
37 len = 3;
38 else if ( val > 0x7fUL )
39 len = 2;
40 else
41 len = 1;
42
43 return len;
44}

Referenced by chmc_pmgi_add_entry(), and chmc_pmgl_add_entry().