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shared: minimal.h: STRTOINT

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This commit is contained in:
Bill Zissimopoulos
2020-11-06 09:41:49 -08:00
parent 3bda3d754e
commit b3058a5e3e
4 changed files with 66 additions and 148 deletions
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56
src/shared/ku/posix.c
View File

@@ -121,60 +121,6 @@ static struct
ULONG FspTrustedDomainCount;
static INIT_ONCE FspPosixInitOnce = INIT_ONCE_STATIC_INIT;
#if !defined(_KERNEL_MODE)
static long long wcstoint(const wchar_t* p, int base, int is_signed)
{
long long v;
int maxdig, maxalp, sign = +1;
if (is_signed)
{
if ('+' == *p)
p++;
else if ('-' == *p)
p++, sign = -1;
}
if (0 == base)
{
if ('0' == *p)
{
p++;
if ('x' == *p || 'X' == *p)
{
p++;
base = 16;
}
else
base = 8;
}
else
{
base = 10;
}
}
maxdig = 10 < base ? '9' : (base - 1) + '0';
maxalp = 10 < base ? (base - 1 - 10) + 'a' : 0;
for (v = 0; *p; p++)
{
int c = *p;
if ('0' <= c && c <= maxdig)
v = base * v + (c - '0');
else
{
c |= 0x20;
if ('a' <= c && c <= maxalp)
v = base * v + (c - 'a') + 10;
else
break;
}
}
return sign * v;
}
static ULONG FspPosixInitializeTrustPosixOffsets(VOID)
{
PVOID Ldap = 0;
@@ -197,7 +143,7 @@ static ULONG FspPosixInitializeTrustPosixOffsets(VOID)
LdapResult = FspLdapGetTrustPosixOffset(Ldap,
DefaultNamingContext, FspTrustedDomains[I].DnsDomainName, &TrustPosixOffsetString);
if (0 == LdapResult)
FspTrustedDomains[I].TrustPosixOffset = (ULONG)wcstoint(TrustPosixOffsetString, 10, 1);
FspTrustedDomains[I].TrustPosixOffset = wcstouint(TrustPosixOffsetString, 0, 10, 1);
}
LdapResult = 0;

56
src/shared/um/minimal.h
View File

@@ -130,6 +130,62 @@ WINFSP_SHARED_MINIMAL_STRNCMP(invariant_wcsnicmp, wchar_t, invariant_toupper)
#undef WINFSP_SHARED_MINIMAL_STRCMP
#undef WINFSP_SHARED_MINIMAL_STRNCMP
#define WINFSP_SHARED_MINIMAL_STRTOINT(NAME, CTYPE, ITYPE)\
static inline\
ITYPE NAME(const CTYPE *p, const CTYPE **endp, int base, int is_signed)\
{\
ITYPE v;\
int maxdig, maxalp, sign = +1;\
if (is_signed)\
{\
if ('+' == *p)\
p++;\
else if ('-' == *p)\
p++, sign = -1;\
}\
if (0 == base)\
{\
if ('0' == *p)\
{\
p++;\
if ('x' == *p || 'X' == *p)\
{\
p++;\
base = 16;\
}\
else\
base = 8;\
}\
else\
{\
base = 10;\
}\
}\
maxdig = 10 < base ? '9' : (base - 1) + '0';\
maxalp = 10 < base ? (base - 1 - 10) + 'a' : 0;\
for (v = 0; *p; p++)\
{\
int c = *p;\
if ('0' <= c && c <= maxdig)\
v = base * v + (c - '0');\
else\
{\
c |= 0x20;\
if ('a' <= c && c <= maxalp)\
v = base * v + (c - 'a') + 10;\
else\
break;\
}\
}\
if (0 != endp)\
*endp = (CTYPE *)p;\
return sign * v;\
}
WINFSP_SHARED_MINIMAL_STRTOINT(strtouint, char, unsigned int)
WINFSP_SHARED_MINIMAL_STRTOINT(strtollint, char, long long int)
WINFSP_SHARED_MINIMAL_STRTOINT(wcstouint, wchar_t, unsigned int)
WINFSP_SHARED_MINIMAL_STRTOINT(wcstollint, wchar_t, long long int)
static inline void *MemAlloc(size_t Size)
{
return HeapAlloc(GetProcessHeap(), 0, Size);