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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "ppapi/shared_impl/private/udp_socket_private_impl.h" | 5 #include "ppapi/shared_impl/private/ppb_udp_socket_shared.h" |
| 6 | |
| 7 #include <string.h> | |
| 8 | 6 |
| 9 #include <algorithm> | 7 #include <algorithm> |
| 8 #include <cstring> |
| 10 | 9 |
| 11 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
| 12 #include "base/bind.h" | |
| 13 #include "base/logging.h" | 11 #include "base/logging.h" |
| 14 #include "base/message_loop.h" | |
| 15 #include "ppapi/c/pp_bool.h" | 12 #include "ppapi/c/pp_bool.h" |
| 16 #include "ppapi/c/pp_completion_callback.h" | 13 #include "ppapi/c/pp_completion_callback.h" |
| 17 #include "ppapi/c/pp_errors.h" | 14 #include "ppapi/c/pp_errors.h" |
| 18 | 15 |
| 19 namespace ppapi { | 16 namespace ppapi { |
| 20 | 17 |
| 21 const int32_t UDPSocketPrivateImpl::kMaxReadSize = 1024 * 1024; | 18 const int32_t PPB_UDPSocket_Shared::kMaxReadSize = 1024 * 1024; |
| 22 const int32_t UDPSocketPrivateImpl::kMaxWriteSize = 1024 * 1024; | 19 const int32_t PPB_UDPSocket_Shared::kMaxWriteSize = 1024 * 1024; |
| 23 | 20 |
| 24 UDPSocketPrivateImpl::UDPSocketPrivateImpl(const HostResource& resource, | 21 PPB_UDPSocket_Shared::PPB_UDPSocket_Shared() |
| 25 uint32 socket_id) | 22 : bound_(false), |
| 26 : Resource(OBJECT_IS_PROXY, resource) { | 23 closed_(false), |
| 27 Init(socket_id); | 24 read_buffer_(NULL), |
| 25 bytes_to_read_(-1) { |
| 26 recvfrom_addr_.size = 0; |
| 27 memset(recvfrom_addr_.data, 0, |
| 28 arraysize(recvfrom_addr_.data) * sizeof(*recvfrom_addr_.data)); |
| 29 bound_addr_.size = 0; |
| 30 memset(bound_addr_.data, 0, |
| 31 arraysize(bound_addr_.data) * sizeof(*bound_addr_.data)); |
| 28 } | 32 } |
| 29 | 33 |
| 30 UDPSocketPrivateImpl::UDPSocketPrivateImpl(PP_Instance instance, | 34 PPB_UDPSocket_Shared::~PPB_UDPSocket_Shared() { |
| 31 uint32 socket_id) | |
| 32 : Resource(OBJECT_IS_IMPL, instance) { | |
| 33 Init(socket_id); | |
| 34 } | 35 } |
| 35 | 36 |
| 36 UDPSocketPrivateImpl::~UDPSocketPrivateImpl() { | 37 int32_t PPB_UDPSocket_Shared::SetSocketFeature(PP_UDPSocketFeature_Private name, |
| 37 } | |
| 38 | |
| 39 thunk::PPB_UDPSocket_Private_API* | |
| 40 UDPSocketPrivateImpl::AsPPB_UDPSocket_Private_API() { | |
| 41 return this; | |
| 42 } | |
| 43 | |
| 44 int32_t UDPSocketPrivateImpl::SetSocketFeature(PP_UDPSocketFeature_Private name, | |
| 45 PP_Var value) { | 38 PP_Var value) { |
| 46 if (bound_ || closed_) | 39 if (bound_ || closed_) |
| 47 return PP_ERROR_FAILED; | 40 return PP_ERROR_FAILED; |
| 48 | 41 |
| 49 switch (name) { | 42 switch (name) { |
| 50 case PP_UDPSOCKETFEATURE_ADDRESS_REUSE: | 43 case PP_UDPSOCKETFEATURE_ADDRESS_REUSE: |
| 51 case PP_UDPSOCKETFEATURE_BROADCAST: | 44 case PP_UDPSOCKETFEATURE_BROADCAST: |
| 52 if (value.type != PP_VARTYPE_BOOL) | 45 if (value.type != PP_VARTYPE_BOOL) |
| 53 return PP_ERROR_BADARGUMENT; | 46 return PP_ERROR_BADARGUMENT; |
| 54 SendBoolSocketFeature(static_cast<int32_t>(name), | 47 SendBoolSocketFeature(static_cast<int32_t>(name), |
| 55 PP_ToBool(value.value.as_bool)); | 48 PP_ToBool(value.value.as_bool)); |
| 56 break; | 49 break; |
| 57 default: | 50 default: |
| 58 return PP_ERROR_BADARGUMENT; | 51 return PP_ERROR_BADARGUMENT; |
| 59 } | 52 } |
| 60 return PP_OK; | 53 return PP_OK; |
| 61 } | 54 } |
| 62 | 55 |
| 63 int32_t UDPSocketPrivateImpl::Bind(const PP_NetAddress_Private* addr, | 56 int32_t PPB_UDPSocket_Shared::Bind(const PP_NetAddress_Private* addr, |
| 64 scoped_refptr<TrackedCallback> callback) { | 57 scoped_refptr<TrackedCallback> callback) { |
| 65 if (!addr) | 58 if (!addr) |
| 66 return PP_ERROR_BADARGUMENT; | 59 return PP_ERROR_BADARGUMENT; |
| 67 if (bound_ || closed_) | 60 if (bound_ || closed_) |
| 68 return PP_ERROR_FAILED; | 61 return PP_ERROR_FAILED; |
| 69 if (TrackedCallback::IsPending(bind_callback_)) | 62 if (TrackedCallback::IsPending(bind_callback_)) |
| 70 return PP_ERROR_INPROGRESS; | 63 return PP_ERROR_INPROGRESS; |
| 71 | 64 |
| 72 bind_callback_ = callback; | 65 bind_callback_ = callback; |
| 73 | 66 |
| 74 // Send the request, the browser will call us back via BindACK. | 67 // Send the request, the browser will call us back via BindACK. |
| 75 SendBind(*addr); | 68 SendBind(*addr); |
| 76 return PP_OK_COMPLETIONPENDING; | 69 return PP_OK_COMPLETIONPENDING; |
| 77 } | 70 } |
| 78 | 71 |
| 79 PP_Bool UDPSocketPrivateImpl::GetBoundAddress(PP_NetAddress_Private* addr) { | 72 PP_Bool PPB_UDPSocket_Shared::GetBoundAddress(PP_NetAddress_Private* addr) { |
| 80 if (!addr || !bound_ || closed_) | 73 if (!addr || !bound_ || closed_) |
| 81 return PP_FALSE; | 74 return PP_FALSE; |
| 82 | 75 |
| 83 *addr = bound_addr_; | 76 *addr = bound_addr_; |
| 84 return PP_TRUE; | 77 return PP_TRUE; |
| 85 } | 78 } |
| 86 | 79 |
| 87 int32_t UDPSocketPrivateImpl::RecvFrom( | 80 int32_t PPB_UDPSocket_Shared::RecvFrom( |
| 88 char* buffer, | 81 char* buffer, |
| 89 int32_t num_bytes, | 82 int32_t num_bytes, |
| 90 scoped_refptr<TrackedCallback> callback) { | 83 scoped_refptr<TrackedCallback> callback) { |
| 91 if (!buffer || num_bytes <= 0) | 84 if (!buffer || num_bytes <= 0) |
| 92 return PP_ERROR_BADARGUMENT; | 85 return PP_ERROR_BADARGUMENT; |
| 93 if (!bound_) | 86 if (!bound_) |
| 94 return PP_ERROR_FAILED; | 87 return PP_ERROR_FAILED; |
| 95 if (TrackedCallback::IsPending(recvfrom_callback_)) | 88 if (TrackedCallback::IsPending(recvfrom_callback_)) |
| 96 return PP_ERROR_INPROGRESS; | 89 return PP_ERROR_INPROGRESS; |
| 97 | 90 |
| 98 read_buffer_ = buffer; | 91 read_buffer_ = buffer; |
| 99 bytes_to_read_ = std::min(num_bytes, kMaxReadSize); | 92 bytes_to_read_ = std::min(num_bytes, kMaxReadSize); |
| 100 recvfrom_callback_ = callback; | 93 recvfrom_callback_ = callback; |
| 101 | 94 |
| 102 // Send the request, the browser will call us back via RecvFromACK. | 95 // Send the request, the browser will call us back via RecvFromACK. |
| 103 SendRecvFrom(bytes_to_read_); | 96 SendRecvFrom(bytes_to_read_); |
| 104 return PP_OK_COMPLETIONPENDING; | 97 return PP_OK_COMPLETIONPENDING; |
| 105 } | 98 } |
| 106 | 99 |
| 107 PP_Bool UDPSocketPrivateImpl::GetRecvFromAddress(PP_NetAddress_Private* addr) { | 100 PP_Bool PPB_UDPSocket_Shared::GetRecvFromAddress(PP_NetAddress_Private* addr) { |
| 108 if (!addr) | 101 if (!addr) |
| 109 return PP_FALSE; | 102 return PP_FALSE; |
| 110 | 103 |
| 111 *addr = recvfrom_addr_; | 104 *addr = recvfrom_addr_; |
| 112 return PP_TRUE; | 105 return PP_TRUE; |
| 113 } | 106 } |
| 114 | 107 |
| 115 int32_t UDPSocketPrivateImpl::SendTo(const char* buffer, | 108 int32_t PPB_UDPSocket_Shared::SendTo(const char* buffer, |
| 116 int32_t num_bytes, | 109 int32_t num_bytes, |
| 117 const PP_NetAddress_Private* addr, | 110 const PP_NetAddress_Private* addr, |
| 118 scoped_refptr<TrackedCallback> callback) { | 111 scoped_refptr<TrackedCallback> callback) { |
| 119 if (!buffer || num_bytes <= 0 || !addr) | 112 if (!buffer || num_bytes <= 0 || !addr) |
| 120 return PP_ERROR_BADARGUMENT; | 113 return PP_ERROR_BADARGUMENT; |
| 121 if (!bound_) | 114 if (!bound_) |
| 122 return PP_ERROR_FAILED; | 115 return PP_ERROR_FAILED; |
| 123 if (TrackedCallback::IsPending(sendto_callback_)) | 116 if (TrackedCallback::IsPending(sendto_callback_)) |
| 124 return PP_ERROR_INPROGRESS; | 117 return PP_ERROR_INPROGRESS; |
| 125 | 118 |
| 126 if (num_bytes > kMaxWriteSize) | 119 if (num_bytes > kMaxWriteSize) |
| 127 num_bytes = kMaxWriteSize; | 120 num_bytes = kMaxWriteSize; |
| 128 | 121 |
| 129 sendto_callback_ = callback; | 122 sendto_callback_ = callback; |
| 130 | 123 |
| 131 // Send the request, the browser will call us back via SendToACK. | 124 // Send the request, the browser will call us back via SendToACK. |
| 132 SendSendTo(std::string(buffer, num_bytes), *addr); | 125 SendSendTo(std::string(buffer, num_bytes), *addr); |
| 133 return PP_OK_COMPLETIONPENDING; | 126 return PP_OK_COMPLETIONPENDING; |
| 134 } | 127 } |
| 135 | 128 |
| 136 void UDPSocketPrivateImpl::Close() { | 129 void PPB_UDPSocket_Shared::Close() { |
| 137 if(closed_) | 130 if(closed_) |
| 138 return; | 131 return; |
| 139 | 132 |
| 140 bound_ = false; | 133 bound_ = false; |
| 141 closed_ = true; | 134 closed_ = true; |
| 142 | 135 |
| 143 SendClose(); | 136 SendClose(); |
| 144 | 137 |
| 145 socket_id_ = 0; | |
| 146 | |
| 147 PostAbortIfNecessary(&bind_callback_); | 138 PostAbortIfNecessary(&bind_callback_); |
| 148 PostAbortIfNecessary(&recvfrom_callback_); | 139 PostAbortIfNecessary(&recvfrom_callback_); |
| 149 PostAbortIfNecessary(&sendto_callback_); | 140 PostAbortIfNecessary(&sendto_callback_); |
| 150 } | 141 } |
| 151 | 142 |
| 152 void UDPSocketPrivateImpl::OnBindCompleted( | 143 void PPB_UDPSocket_Shared::OnBindCompleted( |
| 153 bool succeeded, | 144 bool succeeded, |
| 154 const PP_NetAddress_Private& addr) { | 145 const PP_NetAddress_Private& addr) { |
| 155 if (!TrackedCallback::IsPending(bind_callback_)) { | 146 if (!TrackedCallback::IsPending(bind_callback_)) { |
| 156 NOTREACHED(); | 147 NOTREACHED(); |
| 157 return; | 148 return; |
| 158 } | 149 } |
| 159 | 150 |
| 160 if (succeeded) | 151 if (succeeded) |
| 161 bound_ = true; | 152 bound_ = true; |
| 162 | 153 |
| 163 bound_addr_ = addr; | 154 bound_addr_ = addr; |
| 164 | 155 |
| 165 bind_callback_->Run(succeeded ? PP_OK : PP_ERROR_FAILED); | 156 bind_callback_->Run(succeeded ? PP_OK : PP_ERROR_FAILED); |
| 166 } | 157 } |
| 167 | 158 |
| 168 void UDPSocketPrivateImpl::OnRecvFromCompleted( | 159 void PPB_UDPSocket_Shared::OnRecvFromCompleted( |
| 169 bool succeeded, | 160 bool succeeded, |
| 170 const std::string& data, | 161 const std::string& data, |
| 171 const PP_NetAddress_Private& addr) { | 162 const PP_NetAddress_Private& addr) { |
| 172 if (!TrackedCallback::IsPending(recvfrom_callback_) || !read_buffer_) { | 163 if (!TrackedCallback::IsPending(recvfrom_callback_) || !read_buffer_) { |
| 173 NOTREACHED(); | 164 NOTREACHED(); |
| 174 return; | 165 return; |
| 175 } | 166 } |
| 176 | 167 |
| 177 if (succeeded) { | 168 if (succeeded) { |
| 178 CHECK_LE(static_cast<int32_t>(data.size()), bytes_to_read_); | 169 CHECK_LE(static_cast<int32_t>(data.size()), bytes_to_read_); |
| 179 if (!data.empty()) | 170 if (!data.empty()) |
| 180 memcpy(read_buffer_, data.c_str(), data.size()); | 171 memcpy(read_buffer_, data.c_str(), data.size()); |
| 181 } | 172 } |
| 182 read_buffer_ = NULL; | 173 read_buffer_ = NULL; |
| 183 bytes_to_read_ = -1; | 174 bytes_to_read_ = -1; |
| 184 recvfrom_addr_ = addr; | 175 recvfrom_addr_ = addr; |
| 185 | 176 |
| 186 recvfrom_callback_->Run(succeeded ? static_cast<int32_t>(data.size()) : | 177 recvfrom_callback_->Run(succeeded ? static_cast<int32_t>(data.size()) : |
| 187 static_cast<int32_t>(PP_ERROR_FAILED)); | 178 static_cast<int32_t>(PP_ERROR_FAILED)); |
| 188 } | 179 } |
| 189 | 180 |
| 190 void UDPSocketPrivateImpl::OnSendToCompleted(bool succeeded, | 181 void PPB_UDPSocket_Shared::OnSendToCompleted(bool succeeded, |
| 191 int32_t bytes_written) { | 182 int32_t bytes_written) { |
| 192 if (!TrackedCallback::IsPending(sendto_callback_)) { | 183 if (!TrackedCallback::IsPending(sendto_callback_)) { |
| 193 NOTREACHED(); | 184 NOTREACHED(); |
| 194 return; | 185 return; |
| 195 } | 186 } |
| 196 | 187 |
| 197 sendto_callback_->Run( | 188 sendto_callback_->Run( |
| 198 succeeded ? bytes_written : static_cast<int32_t>(PP_ERROR_FAILED)); | 189 succeeded ? bytes_written : static_cast<int32_t>(PP_ERROR_FAILED)); |
| 199 } | 190 } |
| 200 | 191 |
| 201 void UDPSocketPrivateImpl::Init(uint32 socket_id) { | 192 void PPB_UDPSocket_Shared::PostAbortIfNecessary( |
| 202 DCHECK(socket_id != 0); | |
| 203 socket_id_ = socket_id; | |
| 204 bound_ = false; | |
| 205 closed_ = false; | |
| 206 read_buffer_ = NULL; | |
| 207 bytes_to_read_ = -1; | |
| 208 | |
| 209 recvfrom_addr_.size = 0; | |
| 210 memset(recvfrom_addr_.data, 0, | |
| 211 arraysize(recvfrom_addr_.data) * sizeof(*recvfrom_addr_.data)); | |
| 212 bound_addr_.size = 0; | |
| 213 memset(bound_addr_.data, 0, | |
| 214 arraysize(bound_addr_.data) * sizeof(*bound_addr_.data)); | |
| 215 } | |
| 216 | |
| 217 void UDPSocketPrivateImpl::PostAbortIfNecessary( | |
| 218 scoped_refptr<TrackedCallback>* callback) { | 193 scoped_refptr<TrackedCallback>* callback) { |
| 219 if (TrackedCallback::IsPending(*callback)) | 194 if (TrackedCallback::IsPending(*callback)) |
| 220 (*callback)->PostAbort(); | 195 (*callback)->PostAbort(); |
| 221 } | 196 } |
| 222 | 197 |
| 223 } // namespace ppapi | 198 } // namespace ppapi |
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