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swap() in buffer::ptr and ::list

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git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@1558 29311d96-e01e-0410-9327-a35deaab8ce9
This commit is contained in:
sageweil 2007-07-26 17:31:59 +00:00
parent 50e58af8a9
commit bcd349d7c7
1 changed files with 20 additions and 0 deletions
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20
trunk/ceph/include/buffer.h
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@ -245,6 +245,18 @@ public:
release(); release();
} }
void swap(ptr& other) {
raw *r = _raw;
unsigned o = _off;
unsigned l = _len;
_raw = other._raw;
_off = other._off;
_len = other._len;
other._raw = r;
other._off = o;
other._len = l;
}
void release() { void release() {
if (_raw) { if (_raw) {
_raw->lock.Lock(); _raw->lock.Lock();
@ -359,6 +371,14 @@ public:
const std::list<ptr>& buffers() const { return _buffers; } const std::list<ptr>& buffers() const { return _buffers; }
void swap(list& other) {
unsigned t = _len;
_len = other._len;
other._len = t;
_buffers.swap(other._buffers);
append_buffer.swap(other.append_buffer);
}
unsigned length() const { unsigned length() const {
#if 1 #if 1
// DEBUG: verify _len // DEBUG: verify _len