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0c2960ef4ab83f0eef2fc60c2575403c33ba4c6b
Add range checks for the offset, length and port arguments to
dgram.Socket#send(). Fixes the following assertion:
node: ../../src/udp_wrap.cc:264: static v8::Handle<v8::Value>
node::UDPWrap::DoSend(const v8::Arguments&, int): Assertion
`offset < Buffer::Length(buffer_obj)' failed.
And:
node: ../../src/udp_wrap.cc:265: static v8::Handle<v8::Value>
node::UDPWrap::DoSend(const v8::Arguments&, int): Assertion
`length <= Buffer::Length(buffer_obj) - offset' failed.
Interestingly enough, a negative port number was accepted until now but
silently ignored. (In other words, it would send the datagram to a
random port.)
This commit exposed a bug in the simple/test-dgram-close test which
has also been fixed.
This is a back-port of commit 41ec6d0 from the master branch.
Fixes #6025.
Evented I/O for V8 javascript. 
To build:
Prerequisites (Unix only):
* GCC 4.2 or newer
* Python 2.6 or 2.7
* GNU Make 3.81 or newer
* libexecinfo (FreeBSD and OpenBSD only)
Unix/Macintosh:
./configure
make
make install
If your python binary is in a non-standard location or has a non-standard name, run the following instead:
export PYTHON=/path/to/python
$PYTHON ./configure
make
make install
Windows:
vcbuild.bat
To run the tests:
Unix/Macintosh:
make test
Windows:
vcbuild.bat test
To build the documentation:
make doc
To read the documentation:
man doc/node.1
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