OpenSSL.jl/src/types.jl

62 lines
1.6 KiB
Julia

# Returned from C as Ptr
struct SSL_Method ptr end
struct BIO_Method ptr end
struct SSL_Context ptr end
@enum TLSMode begin
ClientMode
ServerMode
end
struct CAChain
cert
key
end
mutable struct SSLContext <: IO
data::Vector{UInt8}
ptr::Ptr{SSL_Context}
mode::TLSMode
"Construct the SSLContext object, initializing its relatvie SSL_Context
pointer.
Might throw ErrorException if the ccall fails"
function SSLContext(; mode::TLSMode = ClientMode)
ssl_context = new()
ssl_context.mode = mode
method = mode == ServerMode ? TLS_server_method() : TLS_client_method()
ssl_context.ptr = SSL_CTX_new(method)
if ssl_context.ptr == C_NULL
# TODO: check error stack and report the right exception
throw(ErrorException("Could not create SSL context"))
end
ssl_context.data = UInt8[]
ssl_context
end
end
mutable struct SSLClient{T}
rbio::Ptr{Cvoid}
wbio::Ptr{Cvoid}
context::SSLContext
ssl::Ptr{Cvoid}
io_on_read
sock::T
write_buf::Vector{UInt8}
encrypt_buf::Vector{UInt8}
function SSLClient(ctx::SSLContext, io::T) where T
client = new{T}()
client.context = ctx
client.ssl = SSL_new(ctx)
client.io_on_read = (data) -> append!(client.context.data, data)
(ctx.mode == ServerMode ? SSL_accept_state : SSL_connect_state)(client)
set_bio!(client, bio_new(), bio_new())
client.write_buf = UInt8[]
client.encrypt_buf = UInt8[]
client.sock = io
# finalizer(free, client)
client
end
end