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added validation check to disk_buffer_pool (and disk_io_thread in 0.14). This should catch any reference to the disk_io_thread after it has been destructed

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This commit is contained in:
Arvid Norberg
2009-05-03 03:16:15 +00:00
parent b75648445e
commit 807c1fc397
2 changed files with 23 additions and 0 deletions
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17
src/disk_io_thread.cpp
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@@ -61,12 +61,24 @@ namespace libtorrent
#endif
#ifdef TORRENT_DISK_STATS
m_log.open("disk_buffers.log", std::ios::trunc);
#endif
#ifdef TORRENT_DEBUG
m_magic = 0x1337;
#endif
}
#ifdef TORRENT_DEBUG
disk_buffer_pool::~disk_buffer_pool()
{
TORRENT_ASSERT(m_magic == 0x1337);
m_magic = 0;
}
#endif
#ifdef TORRENT_DEBUG
bool disk_buffer_pool::is_disk_buffer(char* buffer) const
{
TORRENT_ASSERT(m_magic == 0x1337);
#ifdef TORRENT_DISABLE_POOL_ALLOCATOR
return true;
#else
@@ -79,6 +91,7 @@ namespace libtorrent
char* disk_buffer_pool::allocate_buffer(char const* category)
{
mutex_t::scoped_lock l(m_pool_mutex);
TORRENT_ASSERT(m_magic == 0x1337);
#ifdef TORRENT_DISABLE_POOL_ALLOCATOR
char* ret = page_aligned_allocator::malloc(m_block_size);
#else
@@ -109,6 +122,7 @@ namespace libtorrent
{
TORRENT_ASSERT(buf);
mutex_t::scoped_lock l(m_pool_mutex);
TORRENT_ASSERT(m_magic == 0x1337);
#ifdef TORRENT_STATS
--m_allocations;
TORRENT_ASSERT(m_categories.find(m_buf_to_category[buf])
@@ -139,6 +153,7 @@ namespace libtorrent
char* disk_buffer_pool::allocate_buffers(int num_blocks, char const* category)
{
mutex_t::scoped_lock l(m_pool_mutex);
TORRENT_ASSERT(m_magic == 0x1337);
#ifdef TORRENT_DISABLE_POOL_ALLOCATOR
char* ret = page_aligned_allocator::malloc(m_block_size * num_blocks);
#else
@@ -169,6 +184,7 @@ namespace libtorrent
TORRENT_ASSERT(buf);
TORRENT_ASSERT(num_blocks >= 1);
mutex_t::scoped_lock l(m_pool_mutex);
TORRENT_ASSERT(m_magic == 0x1337);
#ifdef TORRENT_STATS
m_allocations -= num_blocks;
TORRENT_ASSERT(m_categories.find(m_buf_to_category[buf])
@@ -198,6 +214,7 @@ namespace libtorrent
void disk_buffer_pool::release_memory()
{
TORRENT_ASSERT(m_magic == 0x1337);
#ifndef TORRENT_DISABLE_POOL_ALLOCATOR
mutex_t::scoped_lock l(m_pool_mutex);
m_pool.release_memory();