content/common/content_param_traits.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/common/content_param_traits.h"
   6
   7 #include "base/strings/string_number_conversions.h"
   8 #include "content/common/input/web_input_event_traits.h"
   9 #include "net/base/ip_endpoint.h"
  10 #include "ui/gfx/range/range.h"
  11
  12 namespace IPC {
  13
  14 void ParamTraits<gfx::Range>::Write(Message* m, const gfx::Range& r) {
  15   m->WriteSizeT(r.start());
  16   m->WriteSizeT(r.end());
  17 }
  18
  19 bool ParamTraits<gfx::Range>::Read(const Message* m,
  20                                   PickleIterator* iter,
  21                                   gfx::Range* r) {
  22   size_t start, end;
  23   if (!m->ReadSizeT(iter, &start) || !m->ReadSizeT(iter, &end))
  24     return false;
  25   r->set_start(start);
  26   r->set_end(end);
  27   return true;
  28 }
  29
  30 void ParamTraits<gfx::Range>::Log(const gfx::Range& r, std::string* l) {
  31   l->append(base::StringPrintf("(%" PRIuS ", %" PRIuS ")", r.start(), r.end()));
  32 }
  33
  34 void ParamTraits<WebInputEventPointer>::Write(Message* m, const param_type& p) {
  35   m->WriteData(reinterpret_cast<const char*>(p), p->size);
  36 }
  37
  38 bool ParamTraits<WebInputEventPointer>::Read(const Message* m,
  39                                              PickleIterator* iter,
  40                                              param_type* r) {
  41   const char* data;
  42   int data_length;
  43   if (!m->ReadData(iter, &data, &data_length)) {
  44     NOTREACHED();
  45     return false;
  46   }
  47   if (data_length < static_cast<int>(sizeof(blink::WebInputEvent))) {
  48     NOTREACHED();
  49     return false;
  50   }
  51   param_type event = reinterpret_cast<param_type>(data);
  52   // Check that the data size matches that of the event.
  53   if (data_length != static_cast<int>(event->size)) {
  54     NOTREACHED();
  55     return false;
  56   }
  57   const size_t expected_size_for_type =
  58       content::WebInputEventTraits::GetSize(event->type);
  59   if (data_length != static_cast<int>(expected_size_for_type)) {
  60     NOTREACHED();
  61     return false;
  62   }
  63   *r = event;
  64   return true;
  65 }
  66
  67 void ParamTraits<WebInputEventPointer>::Log(const param_type& p,
  68                                             std::string* l) {
  69   l->append("(");
  70   LogParam(p->size, l);
  71   l->append(", ");
  72   LogParam(p->type, l);
  73   l->append(", ");
  74   LogParam(p->timeStampSeconds, l);
  75   l->append(")");
  76 }
  77
  78 }  // namespace IPC
  79
  80 // Generate param traits write methods.
  81 #include "ipc/param_traits_write_macros.h"
  82 namespace IPC {
  83 #undef CONTENT_COMMON_CONTENT_PARAM_TRAITS_MACROS_H_
  84 #include "content/common/content_param_traits_macros.h"
  85 }  // namespace IPC
  86
  87 // Generate param traits read methods.
  88 #include "ipc/param_traits_read_macros.h"
  89 namespace IPC {
  90 #undef CONTENT_COMMON_CONTENT_PARAM_TRAITS_MACROS_H_
  91 #include "content/common/content_param_traits_macros.h"
  92 }  // namespace IPC
  93
  94 // Generate param traits log methods.
  95 #include "ipc/param_traits_log_macros.h"
  96 namespace IPC {
  97 #undef CONTENT_COMMON_CONTENT_PARAM_TRAITS_MACROS_H_
  98 #include "content/common/content_param_traits_macros.h"
  99 }  // namespace IPC