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author | Igor Pavlov <87184205+ip7z@users.noreply.github.com> | 2021-12-27 00:00:00 +0000 |
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committer | Igor Pavlov <87184205+ip7z@users.noreply.github.com> | 2022-03-18 15:35:13 +0500 |
commit | f19f813537c7aea1c20749c914e756b54a9c3cf5 (patch) | |
tree | 816ba62ca7c0fa19f2eb46d9e9d6f7dd7c3a744d /CPP/Common/IntToString.cpp | |
parent | 98e06a519b63b81986abe76d28887f6984a7732b (diff) | |
download | 7zip-21.07.tar.gz 7zip-21.07.tar.bz2 7zip-21.07.zip |
'21.07'21.07
Diffstat (limited to '')
-rw-r--r-- | CPP/Common/IntToString.cpp | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/CPP/Common/IntToString.cpp b/CPP/Common/IntToString.cpp new file mode 100644 index 0000000..c87643c --- /dev/null +++ b/CPP/Common/IntToString.cpp | |||
@@ -0,0 +1,192 @@ | |||
1 | // Common/IntToString.cpp | ||
2 | |||
3 | #include "StdAfx.h" | ||
4 | |||
5 | #include "../../C/CpuArch.h" | ||
6 | |||
7 | #include "IntToString.h" | ||
8 | |||
9 | #define CONVERT_INT_TO_STR(charType, tempSize) \ | ||
10 | unsigned char temp[tempSize]; unsigned i = 0; \ | ||
11 | while (val >= 10) { temp[i++] = (unsigned char)('0' + (unsigned)(val % 10)); val /= 10; } \ | ||
12 | *s++ = (charType)('0' + (unsigned)val); \ | ||
13 | while (i != 0) { i--; *s++ = (charType)temp[i]; } \ | ||
14 | *s = 0; \ | ||
15 | return s; | ||
16 | |||
17 | char * ConvertUInt32ToString(UInt32 val, char *s) throw() | ||
18 | { | ||
19 | CONVERT_INT_TO_STR(char, 16); | ||
20 | } | ||
21 | |||
22 | char * ConvertUInt64ToString(UInt64 val, char *s) throw() | ||
23 | { | ||
24 | if (val <= (UInt32)0xFFFFFFFF) | ||
25 | { | ||
26 | return ConvertUInt32ToString((UInt32)val, s); | ||
27 | } | ||
28 | CONVERT_INT_TO_STR(char, 24); | ||
29 | } | ||
30 | |||
31 | void ConvertUInt64ToOct(UInt64 val, char *s) throw() | ||
32 | { | ||
33 | UInt64 v = val; | ||
34 | unsigned i; | ||
35 | for (i = 1;; i++) | ||
36 | { | ||
37 | v >>= 3; | ||
38 | if (v == 0) | ||
39 | break; | ||
40 | } | ||
41 | s[i] = 0; | ||
42 | do | ||
43 | { | ||
44 | unsigned t = (unsigned)(val & 0x7); | ||
45 | val >>= 3; | ||
46 | s[--i] = (char)('0' + t); | ||
47 | } | ||
48 | while (i); | ||
49 | } | ||
50 | |||
51 | |||
52 | #define GET_HEX_CHAR(t) ((char)(((t < 10) ? ('0' + t) : ('A' + (t - 10))))) | ||
53 | |||
54 | static inline char GetHexChar(unsigned t) { return GET_HEX_CHAR(t); } | ||
55 | |||
56 | |||
57 | void ConvertUInt32ToHex(UInt32 val, char *s) throw() | ||
58 | { | ||
59 | UInt32 v = val; | ||
60 | unsigned i; | ||
61 | for (i = 1;; i++) | ||
62 | { | ||
63 | v >>= 4; | ||
64 | if (v == 0) | ||
65 | break; | ||
66 | } | ||
67 | s[i] = 0; | ||
68 | do | ||
69 | { | ||
70 | unsigned t = (unsigned)(val & 0xF); | ||
71 | val >>= 4; | ||
72 | s[--i] = GET_HEX_CHAR(t); | ||
73 | } | ||
74 | while (i); | ||
75 | } | ||
76 | |||
77 | |||
78 | void ConvertUInt64ToHex(UInt64 val, char *s) throw() | ||
79 | { | ||
80 | UInt64 v = val; | ||
81 | unsigned i; | ||
82 | for (i = 1;; i++) | ||
83 | { | ||
84 | v >>= 4; | ||
85 | if (v == 0) | ||
86 | break; | ||
87 | } | ||
88 | s[i] = 0; | ||
89 | do | ||
90 | { | ||
91 | unsigned t = (unsigned)(val & 0xF); | ||
92 | val >>= 4; | ||
93 | s[--i] = GET_HEX_CHAR(t); | ||
94 | } | ||
95 | while (i); | ||
96 | } | ||
97 | |||
98 | void ConvertUInt32ToHex8Digits(UInt32 val, char *s) throw() | ||
99 | { | ||
100 | s[8] = 0; | ||
101 | for (int i = 7; i >= 0; i--) | ||
102 | { | ||
103 | unsigned t = val & 0xF; | ||
104 | val >>= 4; | ||
105 | s[i] = GET_HEX_CHAR(t);; | ||
106 | } | ||
107 | } | ||
108 | |||
109 | /* | ||
110 | void ConvertUInt32ToHex8Digits(UInt32 val, wchar_t *s) | ||
111 | { | ||
112 | s[8] = 0; | ||
113 | for (int i = 7; i >= 0; i--) | ||
114 | { | ||
115 | unsigned t = val & 0xF; | ||
116 | val >>= 4; | ||
117 | s[i] = (wchar_t)(((t < 10) ? ('0' + t) : ('A' + (t - 10)))); | ||
118 | } | ||
119 | } | ||
120 | */ | ||
121 | |||
122 | wchar_t * ConvertUInt32ToString(UInt32 val, wchar_t *s) throw() | ||
123 | { | ||
124 | CONVERT_INT_TO_STR(wchar_t, 16); | ||
125 | } | ||
126 | |||
127 | wchar_t * ConvertUInt64ToString(UInt64 val, wchar_t *s) throw() | ||
128 | { | ||
129 | if (val <= (UInt32)0xFFFFFFFF) | ||
130 | { | ||
131 | return ConvertUInt32ToString((UInt32)val, s); | ||
132 | } | ||
133 | CONVERT_INT_TO_STR(wchar_t, 24); | ||
134 | } | ||
135 | |||
136 | void ConvertInt64ToString(Int64 val, char *s) throw() | ||
137 | { | ||
138 | if (val < 0) | ||
139 | { | ||
140 | *s++ = '-'; | ||
141 | val = -val; | ||
142 | } | ||
143 | ConvertUInt64ToString((UInt64)val, s); | ||
144 | } | ||
145 | |||
146 | void ConvertInt64ToString(Int64 val, wchar_t *s) throw() | ||
147 | { | ||
148 | if (val < 0) | ||
149 | { | ||
150 | *s++ = L'-'; | ||
151 | val = -val; | ||
152 | } | ||
153 | ConvertUInt64ToString((UInt64)val, s); | ||
154 | } | ||
155 | |||
156 | |||
157 | static void ConvertByteToHex2Digits(unsigned v, char *s) throw() | ||
158 | { | ||
159 | s[0] = GetHexChar(v >> 4); | ||
160 | s[1] = GetHexChar(v & 0xF); | ||
161 | } | ||
162 | |||
163 | static void ConvertUInt16ToHex4Digits(UInt32 val, char *s) throw() | ||
164 | { | ||
165 | ConvertByteToHex2Digits(val >> 8, s); | ||
166 | ConvertByteToHex2Digits(val & 0xFF, s + 2); | ||
167 | } | ||
168 | |||
169 | char *RawLeGuidToString(const Byte *g, char *s) throw() | ||
170 | { | ||
171 | ConvertUInt32ToHex8Digits(GetUi32(g ), s); s += 8; *s++ = '-'; | ||
172 | ConvertUInt16ToHex4Digits(GetUi16(g + 4), s); s += 4; *s++ = '-'; | ||
173 | ConvertUInt16ToHex4Digits(GetUi16(g + 6), s); s += 4; *s++ = '-'; | ||
174 | for (unsigned i = 0; i < 8; i++) | ||
175 | { | ||
176 | if (i == 2) | ||
177 | *s++ = '-'; | ||
178 | ConvertByteToHex2Digits(g[8 + i], s); | ||
179 | s += 2; | ||
180 | } | ||
181 | *s = 0; | ||
182 | return s; | ||
183 | } | ||
184 | |||
185 | char *RawLeGuidToString_Braced(const Byte *g, char *s) throw() | ||
186 | { | ||
187 | *s++ = '{'; | ||
188 | s = RawLeGuidToString(g, s); | ||
189 | *s++ = '}'; | ||
190 | *s = 0; | ||
191 | return s; | ||
192 | } | ||