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-rw-r--r--src/corelib/global/qrandom.cpp40
1 files changed, 20 insertions, 20 deletions
diff --git a/src/corelib/global/qrandom.cpp b/src/corelib/global/qrandom.cpp
index 72ac8d332b..6769190335 100644
--- a/src/corelib/global/qrandom.cpp
+++ b/src/corelib/global/qrandom.cpp
@@ -93,7 +93,7 @@ DECLSPEC_IMPORT BOOLEAN WINAPI SystemFunction036(PVOID RandomBuffer, ULONG Rando
QT_BEGIN_NAMESPACE
#if defined(Q_PROCESSOR_X86) && QT_COMPILER_SUPPORTS_HERE(RDRND)
-static qssize_t qt_random_cpu(void *buffer, qssize_t count) Q_DECL_NOTHROW;
+static qsizetype qt_random_cpu(void *buffer, qsizetype count) Q_DECL_NOTHROW;
# ifdef Q_PROCESSOR_X86_64
# define _rdrandXX_step _rdrand64_step
@@ -101,7 +101,7 @@ static qssize_t qt_random_cpu(void *buffer, qssize_t count) Q_DECL_NOTHROW;
# define _rdrandXX_step _rdrand32_step
# endif
-static QT_FUNCTION_TARGET(RDRND) qssize_t qt_random_cpu(void *buffer, qssize_t count) Q_DECL_NOTHROW
+static QT_FUNCTION_TARGET(RDRND) qsizetype qt_random_cpu(void *buffer, qsizetype count) Q_DECL_NOTHROW
{
unsigned *ptr = reinterpret_cast<unsigned *>(buffer);
unsigned *end = ptr + count;
@@ -122,7 +122,7 @@ out:
return ptr - reinterpret_cast<unsigned *>(buffer);
}
#else
-static qssize_t qt_random_cpu(void *, qssize_t)
+static qsizetype qt_random_cpu(void *, qsizetype)
{
return 0;
}
@@ -136,10 +136,10 @@ enum {
struct QRandomGenerator::SystemGenerator
{
#if QT_CONFIG(getentropy)
- static qssize_t fillBuffer(void *buffer, qssize_t count) Q_DECL_NOTHROW
+ static qsizetype fillBuffer(void *buffer, qsizetype count) Q_DECL_NOTHROW
{
// getentropy can read at most 256 bytes, so break the reading
- qssize_t read = 0;
+ qsizetype read = 0;
while (count - read > 256) {
// getentropy can't fail under normal circumstances
int ret = getentropy(reinterpret_cast<uchar *>(buffer) + read, 256);
@@ -195,24 +195,24 @@ struct QRandomGenerator::SystemGenerator
Q_DECL_CONSTEXPR SystemGenerator() : fdp1 Q_BASIC_ATOMIC_INITIALIZER(0) {}
- qssize_t fillBuffer(void *buffer, qssize_t count)
+ qsizetype fillBuffer(void *buffer, qsizetype count)
{
int fd = openDevice();
if (Q_UNLIKELY(fd < 0))
return 0;
qint64 n = qt_safe_read(fd, buffer, count);
- return qMax<qssize_t>(n, 0); // ignore any errors
+ return qMax<qsizetype>(n, 0); // ignore any errors
}
#elif defined(Q_OS_WIN) && !defined(Q_OS_WINRT)
- qssize_t fillBuffer(void *buffer, qssize_t count) Q_DECL_NOTHROW
+ qsizetype fillBuffer(void *buffer, qsizetype count) Q_DECL_NOTHROW
{
auto RtlGenRandom = SystemFunction036;
return RtlGenRandom(buffer, ULONG(count)) ? count: 0;
}
#elif defined(Q_OS_WINRT)
- qssize_t fillBuffer(void *, qssize_t) Q_DECL_NOTHROW
+ qsizetype fillBuffer(void *, qsizetype) Q_DECL_NOTHROW
{
// always use the fallback
return 0;
@@ -243,7 +243,7 @@ struct QRandomGenerator::SystemGenerator
#if defined(Q_OS_WIN)
static void fallback_update_seed(unsigned) {}
-static void fallback_fill(quint32 *ptr, qssize_t left) Q_DECL_NOTHROW
+static void fallback_fill(quint32 *ptr, qsizetype left) Q_DECL_NOTHROW
{
// on Windows, rand_s is a high-quality random number generator
// and it requires no seeding
@@ -255,14 +255,14 @@ static void fallback_fill(quint32 *ptr, qssize_t left) Q_DECL_NOTHROW
}
#elif QT_CONFIG(getentropy)
static void fallback_update_seed(unsigned) {}
-static void fallback_fill(quint32 *, qssize_t) Q_DECL_NOTHROW
+static void fallback_fill(quint32 *, qsizetype) Q_DECL_NOTHROW
{
// no fallback necessary, getentropy cannot fail under normal circumstances
Q_UNREACHABLE();
}
#elif defined(Q_OS_BSD4)
static void fallback_update_seed(unsigned) {}
-static void fallback_fill(quint32 *ptr, qssize_t left) Q_DECL_NOTHROW
+static void fallback_fill(quint32 *ptr, qsizetype left) Q_DECL_NOTHROW
{
// BSDs have arc4random(4) and these work even in chroot(2)
arc4random_buf(ptr, left * sizeof(*ptr));
@@ -281,7 +281,7 @@ Q_NEVER_INLINE
#ifdef Q_CC_GNU
__attribute__((cold)) // this function is pretty big, so optimize for size
#endif
-static void fallback_fill(quint32 *ptr, qssize_t left) Q_DECL_NOTHROW
+static void fallback_fill(quint32 *ptr, qsizetype left) Q_DECL_NOTHROW
{
quint32 scratch[12]; // see element count below
quint32 *end = scratch;
@@ -358,7 +358,7 @@ Q_NEVER_INLINE void QRandomGenerator::SystemGenerator::generate(quint32 *begin,
Q_DECL_NOEXCEPT_EXPR(FillBufferNoexcept)
{
quint32 *buffer = begin;
- qssize_t count = end - begin;
+ qsizetype count = end - begin;
if (Q_UNLIKELY(uint(qt_randomdevice_control) & SetRandomData)) {
uint value = uint(qt_randomdevice_control) & RandomDataMask;
@@ -366,14 +366,14 @@ Q_NEVER_INLINE void QRandomGenerator::SystemGenerator::generate(quint32 *begin,
return;
}
- qssize_t filled = 0;
+ qsizetype filled = 0;
if (qt_has_hwrng() && (uint(qt_randomdevice_control) & SkipHWRNG) == 0)
filled += qt_random_cpu(buffer, count);
if (filled != count && (uint(qt_randomdevice_control) & SkipSystemRNG) == 0) {
- qssize_t bytesFilled =
- fillBuffer(buffer + filled, (count - filled) * qssize_t(sizeof(*buffer)));
- filled += bytesFilled / qssize_t(sizeof(*buffer));
+ qsizetype bytesFilled =
+ fillBuffer(buffer + filled, (count - filled) * qsizetype(sizeof(*buffer)));
+ filled += bytesFilled / qsizetype(sizeof(*buffer));
}
if (filled)
fallback_update_seed(*buffer);
@@ -677,7 +677,7 @@ inline QRandomGenerator::SystemGenerator &QRandomGenerator::SystemGenerator::sel
*/
/*!
- \fn QRandomGenerator::QRandomGenerator(const quint32 *seedBuffer, qssize_t len)
+ \fn QRandomGenerator::QRandomGenerator(const quint32 *seedBuffer, qsizetype len)
\overload
Initializes this QRandomGenerator object with \a len values found in
@@ -853,7 +853,7 @@ inline QRandomGenerator::SystemGenerator &QRandomGenerator::SystemGenerator::sel
*/
/*!
- \fn void QRandomGenerator::fillRange(UInt *buffer, qssize_t count)
+ \fn void QRandomGenerator::fillRange(UInt *buffer, qsizetype count)
Generates \a count 32- or 64-bit quantities (depending on the type \c UInt)
and stores them in the buffer pointed by \a buffer. This is the most