diff options
Diffstat (limited to 'src/libs/7zip/win/CPP/Common/IntToString.cpp')
-rw-r--r-- | src/libs/7zip/win/CPP/Common/IntToString.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/libs/7zip/win/CPP/Common/IntToString.cpp b/src/libs/7zip/win/CPP/Common/IntToString.cpp new file mode 100644 index 000000000..013fee527 --- /dev/null +++ b/src/libs/7zip/win/CPP/Common/IntToString.cpp @@ -0,0 +1,77 @@ +// Common/IntToString.cpp + +#include "StdAfx.h" + +#include "IntToString.h" + +void ConvertUInt64ToString(UInt64 value, char *s, UInt32 base) +{ + if (base < 2 || base > 36) + { + *s = '\0'; + return; + } + char temp[72]; + int pos = 0; + do + { + int delta = (int)(value % base); + temp[pos++] = (char)((delta < 10) ? ('0' + delta) : ('a' + (delta - 10))); + value /= base; + } + while (value != 0); + do + *s++ = temp[--pos]; + while (pos > 0); + *s = '\0'; +} + +void ConvertUInt64ToString(UInt64 value, wchar_t *s) +{ + wchar_t temp[32]; + int pos = 0; + do + { + temp[pos++] = (wchar_t)(L'0' + (int)(value % 10)); + value /= 10; + } + while (value != 0); + do + *s++ = temp[--pos]; + while (pos > 0); + *s = L'\0'; +} + +void ConvertUInt32ToString(UInt32 value, char *s) { ConvertUInt64ToString(value, s); } +void ConvertUInt32ToString(UInt32 value, wchar_t *s) { ConvertUInt64ToString(value, s); } + +void ConvertInt64ToString(Int64 value, char *s) +{ + if (value < 0) + { + *s++ = '-'; + value = -value; + } + ConvertUInt64ToString(value, s); +} + +void ConvertInt64ToString(Int64 value, wchar_t *s) +{ + if (value < 0) + { + *s++ = L'-'; + value = -value; + } + ConvertUInt64ToString(value, s); +} + +void ConvertUInt32ToHexWithZeros(UInt32 value, char *s) +{ + for (int i = 0; i < 8; i++) + { + int t = value & 0xF; + value >>= 4; + s[7 - i] = (char)((t < 10) ? ('0' + t) : ('A' + (t - 10))); + } + s[8] = '\0'; +} |