diff options
| author | cpu@chromium.org <cpu@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2009-12-04 22:53:22 +0000 |
|---|---|---|
| committer | cpu@chromium.org <cpu@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2009-12-04 22:53:22 +0000 |
| commit | d8b65915b2181a863611254c3cefb966103386f3 (patch) | |
| tree | 407ca5888d6e468854b78c701a4dac0fe811a6a0 /base/sync_socket.h | |
| parent | 0baf8d2d5e43cbbc99700e0acf5eb0676c209972 (diff) | |
| download | chromium_src-d8b65915b2181a863611254c3cefb966103386f3.zip chromium_src-d8b65915b2181a863611254c3cefb966103386f3.tar.gz chromium_src-d8b65915b2181a863611254c3cefb966103386f3.tar.bz2 | |
Add non-blocking peek for the syncsocket
- Windows only
BUG=none
TEST=unit test included
Review URL: http://codereview.chromium.org/464020
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@33876 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'base/sync_socket.h')
| -rw-r--r-- | base/sync_socket.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/base/sync_socket.h b/base/sync_socket.h index ad181ff..a44c445 100644 --- a/base/sync_socket.h +++ b/base/sync_socket.h @@ -51,6 +51,12 @@ class SyncSocket { // Returns the number of bytes received, or 0 upon failure. size_t Receive(void* buffer, size_t length); + // Returns the number of bytes available. If non-zero, Receive() will not + // not block when called. NOTE: Some implementations cannot reliably + // determine the number of bytes available so avoid using the returned + // size as a promise and simply test against zero. + size_t Peek(); + // Extracts the contained handle. Used for transferring between // processes. Handle handle() const { return handle_; } |