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stream: cleanup

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Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman 2023-10-01 23:27:20 +02:00
parent b791621a2a
commit 36012a107b
1 changed files with 5 additions and 7 deletions
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12
include/stdex/stream.hpp
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@ -968,7 +968,7 @@ namespace stdex
assert(size() <= SIZE_MAX);
size_t length = static_cast<size_t>(size());
std::unique_ptr<SAFEARRAY, SafeArrayDestroy_delete> sa(SafeArrayCreateVector(VT_UI1, 0, (ULONG)length));
if (!sa)
if (!sa) _Unlikely_
throw std::runtime_error("SafeArrayCreateVector failed");
safearray_accessor<void> a(sa.get());
if (seek(0) != 0) _Unlikely_
@ -1268,9 +1268,8 @@ namespace stdex
uint8_t* ptr; size_t num_read;
std::tie(ptr, num_read) = m_ring.front();
if (!ptr) _Unlikely_ {
// [1] Code analysis misses length - to_read bytes were written to data in previous loop iterations.
m_state = to_read < length || !length ? state_t::ok : m_source->state();
return length - to_read;
return length - to_read; // [1] Code analysis misses `length - to_read` bytes were written to data in previous loop iterations.
}
if (to_read < num_read)
num_read = to_read;
@ -2751,7 +2750,7 @@ namespace stdex
if (mode & hint_random_access) dwFlagsAndAttributes |= FILE_FLAG_RANDOM_ACCESS;
if (mode & hint_sequential_access) dwFlagsAndAttributes |= FILE_FLAG_SEQUENTIAL_SCAN;
m_h = CreateFile(filename, dwDesiredAccess, dwShareMode, &sa, dwCreationDisposition, dwFlagsAndAttributes, nullptr);
m_h = CreateFile(filename, dwDesiredAccess, dwShareMode, &sa, dwCreationDisposition, dwFlagsAndAttributes, NULL);
#else
int flags = 0;
switch (mode & (mode_for_reading | mode_for_writing)) {
@ -3424,7 +3423,7 @@ namespace stdex
/// \returns This stream
///
template <class T>
inline memory_file& read_data(T & data)
inline memory_file& read_data(_Out_ T& data)
{
#if SET_FILE_OP_TIMES
m_atime = time_point::now();
@ -3945,9 +3944,8 @@ namespace stdex
assert(data || !length);
for (size_t to_read = length;;) {
if (!m_head) _Unlikely_ {
// [1] Code analysis misses length - to_read bytes were written to data in previous loop iterations.
m_state = to_read < length || !length ? state_t::ok : state_t::eof;
return length - to_read;
return length - to_read; // [2] Code analysis misses `length - to_read` bytes were written to data in previous loop iterations.
}
size_t remaining = m_head->size - m_offset;
if (remaining > to_read) {