From 378a62a6103ef6676bbd53a62691b68da89b16fb Mon Sep 17 00:00:00 2001
From: Jon Malmaud <malmaud@gmail.com>
Date: Tue, 1 Mar 2016 16:54:00 -0500
Subject: [PATCH] Hack to make readavailable block when no data is available.

Fixes #16.
---
 src/ssl.jl | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/ssl.jl b/src/ssl.jl
index 16fa5b6..b00d3dc 100644
--- a/src/ssl.jl
+++ b/src/ssl.jl
@@ -188,8 +188,14 @@ function Base.readbytes!(ctx::SSLContext, buf::Vector{UInt8}, nbytes::UInt)
 end
 
 function Base.readavailable(ctx::SSLContext)
-    n = nb_available(ctx)
-    return read(ctx, n)
+    # For unknown reasons, nb_available on SSLContext erroneously returns 0
+    # until `read` is called on the context. As a temporary hack, we read one
+    # byte from the SSL context to cause nb_available to be accurate.
+    # TODO: figure out and fix the root cause of this
+    b = IOBuffer()
+    write(b, read(ctx, 1))
+    write(b, read(ctx, nb_available(ctx)))
+    return takebuf_array(b)
 end
 
 function Base.eof(ctx::SSLContext)