Go: moving source files to the root of the project.

This patch includes packaging changes related to files move.

go/request.go

@@ -0,0 +1,144 @@
+/*
+ * Copyright (C) Max Romanov
+ * Copyright (C) NGINX, Inc.
+ */
+
+package unit
+
+/*
+#include "nxt_cgo_lib.h"
+*/
+import "C"
+
+import (
+	"io"
+	"net/http"
+	"net/url"
+	"crypto/tls"
+	"unsafe"
+)
+
+type request struct {
+	req   http.Request
+	resp  *response
+	c_req C.uintptr_t
+}
+
+func (r *request) Read(p []byte) (n int, err error) {
+	res := C.nxt_cgo_request_read(r.c_req, buf_ref(p), C.uint32_t(len(p)))
+
+	if res == 0 && len(p) > 0 {
+		return 0, io.EOF
+	}
+
+	return int(res), nil
+}
+
+func (r *request) Close() error {
+	C.nxt_cgo_request_close(r.c_req)
+	return nil
+}
+
+func (r *request) response() *response {
+	if r.resp == nil {
+		r.resp = new_response(r.c_req, &r.req)
+	}
+
+	return r.resp
+}
+
+func (r *request) done() {
+	resp := r.response()
+	if !resp.headerSent {
+		resp.WriteHeader(http.StatusOK)
+	}
+	C.nxt_cgo_request_done(r.c_req, 0)
+}
+
+func get_request(go_req uintptr) *request {
+	return (*request)(unsafe.Pointer(go_req))
+}
+
+//export nxt_go_request_create
+func nxt_go_request_create(c_req C.uintptr_t,
+	c_method *C.nxt_cgo_str_t, c_uri *C.nxt_cgo_str_t) uintptr {
+
+	uri := C.GoStringN(c_uri.start, c_uri.length)
+
+	var URL *url.URL
+	var err error
+	if URL, err = url.ParseRequestURI(uri); err != nil {
+		return 0
+	}
+
+	r := &request{
+		req: http.Request{
+			Method:     C.GoStringN(c_method.start, c_method.length),
+			URL:        URL,
+			Header:     http.Header{},
+			Body:       nil,
+			RequestURI: uri,
+		},
+		c_req: c_req,
+	}
+	r.req.Body = r
+
+	return uintptr(unsafe.Pointer(r))
+}
+
+//export nxt_go_request_set_proto
+func nxt_go_request_set_proto(go_req uintptr, proto *C.nxt_cgo_str_t,
+	maj C.int, min C.int) {
+
+	r := get_request(go_req)
+	r.req.Proto = C.GoStringN(proto.start, proto.length)
+	r.req.ProtoMajor = int(maj)
+	r.req.ProtoMinor = int(min)
+}
+
+//export nxt_go_request_add_header
+func nxt_go_request_add_header(go_req uintptr, name *C.nxt_cgo_str_t,
+	value *C.nxt_cgo_str_t) {
+
+	r := get_request(go_req)
+	r.req.Header.Add(C.GoStringN(name.start, name.length),
+		C.GoStringN(value.start, value.length))
+}
+
+//export nxt_go_request_set_content_length
+func nxt_go_request_set_content_length(go_req uintptr, l C.int64_t) {
+	get_request(go_req).req.ContentLength = int64(l)
+}
+
+//export nxt_go_request_set_host
+func nxt_go_request_set_host(go_req uintptr, host *C.nxt_cgo_str_t) {
+	get_request(go_req).req.Host = C.GoStringN(host.start, host.length)
+}
+
+//export nxt_go_request_set_url
+func nxt_go_request_set_url(go_req uintptr, scheme *C.char) {
+	get_request(go_req).req.URL.Scheme = C.GoString(scheme)
+}
+
+//export nxt_go_request_set_remote_addr
+func nxt_go_request_set_remote_addr(go_req uintptr, addr *C.nxt_cgo_str_t) {
+
+	get_request(go_req).req.RemoteAddr = C.GoStringN(addr.start, addr.length)
+}
+
+//export nxt_go_request_set_tls
+func nxt_go_request_set_tls(go_req uintptr) {
+
+	get_request(go_req).req.TLS = &tls.ConnectionState{ }
+}
+
+//export nxt_go_request_handler
+func nxt_go_request_handler(go_req uintptr, h uintptr) {
+	r := get_request(go_req)
+	handler := get_handler(h)
+
+	go func(r *request) {
+		handler.ServeHTTP(r.response(), &r.req)
+		r.done()
+	}(r)
+}