acadia/yunq/client.cpp.jinja

// Generated file - DO NOT MODIFY
#include "{{file}}.client.h"

#include <glacier/buffer/byte_buffer.h>
#include <glacier/buffer/cap_buffer.h>
#include <mammoth/util/debug.h>
#include <zcall.h>

{% if package != None %}
namespace {{package.cpp_namespace()}} {
{% endif %}
{% for interface in interfaces %}

{{interface.name}}Client::~{{interface.name}}Client() {
  if (endpoint_ != 0) {
    check(ZCapRelease(endpoint_));
    }
}

{% for method in interface.methods %}

{% if method.request == None %}
glcr::Status {{interface.name}}Client::{{method.name}}({{method.response}}& response) {
{% elif method.response == None %}
glcr::Status {{interface.name}}Client::{{method.name}}(const {{method.request}}& request) {
{% else %}
glcr::Status {{interface.name}}Client::{{method.name}}(const {{method.request}}& request, {{method.response}}& response) {
{% endif %}
  uint64_t buffer_size = kBufferSize;
  uint64_t cap_size = kCapBufferSize;

  const uint32_t kSentinel = 0xBEEFDEAD;
  buffer_.WriteAt<uint32_t>(0, kSentinel);
  buffer_.WriteAt<uint64_t>(8, {{loop.index0}});

  cap_buffer_.Reset();
{% if method.request == None %}
  uint64_t length = 0;
{% else %}
  uint64_t length = request.SerializeToBytes(buffer_, /*offset=*/16, cap_buffer_);
{% endif %}

  buffer_.WriteAt<uint32_t>(4, 16 + length);

  z_cap_t reply_port_cap;
  RET_ERR(ZEndpointSend(endpoint_, 16 + length, buffer_.RawPtr(), cap_buffer_.UsedSlots(), cap_buffer_.RawPtr(), &reply_port_cap)); 

  // FIXME: Add a way to zero out the first buffer.
  RET_ERR(ZReplyPortRecv(reply_port_cap, &buffer_size, buffer_.RawPtr(), &cap_size, cap_buffer_.RawPtr()));

  if (buffer_.At<uint32_t>(0) != kSentinel) {
    return glcr::InvalidResponse("Got an invalid response from server.");
  }

  // Check Response Code.
  RET_ERR(buffer_.At<uint64_t>(8));

{% if method.response != None %}
  RETURN_ERROR(response.ParseFromBytes(buffer_, 16, cap_buffer_));
{% endif %}

  return glcr::OK;
}

{% endfor %}
{% endfor %}

{% if package != None %}
}  // namepace {{package.cpp_namespace()}}
{% endif %}