Provide a safer URLLoader ReadResponseBody API

ppapi/native_client/src/untrusted/pnacl_irt_shim/pnacl_shim.c

Index: ppapi/native_client/src/untrusted/pnacl_irt_shim/pnacl_shim.c
diff --git a/ppapi/native_client/src/untrusted/pnacl_irt_shim/pnacl_shim.c b/ppapi/native_client/src/untrusted/pnacl_irt_shim/pnacl_shim.c
index 4bfd360f4893143afb0391a7ba989ea8984080ce..9ddcaa62c3bb0eebacbd041a742546d747fac247 100644
--- a/ppapi/native_client/src/untrusted/pnacl_irt_shim/pnacl_shim.c
+++ b/ppapi/native_client/src/untrusted/pnacl_irt_shim/pnacl_shim.c
@@ -141,6 +141,7 @@ static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_Messaging_1_0;
 static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_MouseCursor_1_0;
 static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_MouseLock_1_0;
 static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_URLLoader_1_0;
+static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_URLLoader_1_1;
 static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_URLRequestInfo_1_0;
 static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_URLResponseInfo_1_0;
 static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_Var_1_0;
@@ -970,6 +971,76 @@ void Pnacl_M14_PPB_URLLoader_Close(PP_Resource loader) {
 
 /* End wrapper methods for PPB_URLLoader_1_0 */
 
+/* Begin wrapper methods for PPB_URLLoader_1_1 */
+
+static __attribute__((pnaclcall))
+PP_Resource Pnacl_M26_PPB_URLLoader_Create(PP_Instance instance) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->Create(instance);
+}
+
+static __attribute__((pnaclcall))
+PP_Bool Pnacl_M26_PPB_URLLoader_IsURLLoader(PP_Resource resource) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->IsURLLoader(resource);
+}
+
+static __attribute__((pnaclcall))
+int32_t Pnacl_M26_PPB_URLLoader_Open(PP_Resource loader, PP_Resource request_info, struct PP_CompletionCallback callback) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->Open(loader, request_info, callback);
+}
+
+static __attribute__((pnaclcall))
+int32_t Pnacl_M26_PPB_URLLoader_FollowRedirect(PP_Resource loader, struct PP_CompletionCallback callback) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->FollowRedirect(loader, callback);
+}
+
+static __attribute__((pnaclcall))
+PP_Bool Pnacl_M26_PPB_URLLoader_GetUploadProgress(PP_Resource loader, int64_t* bytes_sent, int64_t* total_bytes_to_be_sent) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->GetUploadProgress(loader, bytes_sent, total_bytes_to_be_sent);
+}
+
+static __attribute__((pnaclcall))
+PP_Bool Pnacl_M26_PPB_URLLoader_GetDownloadProgress(PP_Resource loader, int64_t* bytes_received, int64_t* total_bytes_to_be_received) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->GetDownloadProgress(loader, bytes_received, total_bytes_to_be_received);
+}
+
+static __attribute__((pnaclcall))
+PP_Resource Pnacl_M26_PPB_URLLoader_GetResponseInfo(PP_Resource loader) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->GetResponseInfo(loader);
+}
+
+static __attribute__((pnaclcall))
+int32_t Pnacl_M26_PPB_URLLoader_ReadResponseBody(PP_Resource loader, void* buffer, int32_t bytes_to_read, struct PP_CompletionCallback callback) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->ReadResponseBody(loader, buffer, bytes_to_read, callback);
+}
+
+static __attribute__((pnaclcall))
+int32_t Pnacl_M26_PPB_URLLoader_FinishStreamingToFile(PP_Resource loader, struct PP_CompletionCallback callback) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->FinishStreamingToFile(loader, callback);
+}
+
+static __attribute__((pnaclcall))
+void Pnacl_M26_PPB_URLLoader_Close(PP_Resource loader) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  iface->Close(loader);
+}
+
+static __attribute__((pnaclcall))
+int32_t Pnacl_M26_PPB_URLLoader_ReadResponseBodyToArray(PP_Resource loader, int32_t max_read_length, struct PP_ArrayOutput* output, struct PP_CompletionCallback callback) {
+  const struct PPB_URLLoader_1_1 *iface = Pnacl_WrapperInfo_PPB_URLLoader_1_1.real_iface;
+  return iface->ReadResponseBodyToArray(loader, max_read_length, output, callback);
+}
+
+/* End wrapper methods for PPB_URLLoader_1_1 */
+
 /* Begin wrapper methods for PPB_URLRequestInfo_1_0 */
 
 static __attribute__((pnaclcall))
@@ -3685,6 +3756,20 @@ struct PPB_URLLoader_1_0 Pnacl_Wrappers_PPB_URLLoader_1_0 = {
     .Close = (void (*)(PP_Resource loader))&Pnacl_M14_PPB_URLLoader_Close
 };
 
+struct PPB_URLLoader_1_1 Pnacl_Wrappers_PPB_URLLoader_1_1 = {
+    .Create = (PP_Resource (*)(PP_Instance instance))&Pnacl_M26_PPB_URLLoader_Create,
+    .IsURLLoader = (PP_Bool (*)(PP_Resource resource))&Pnacl_M26_PPB_URLLoader_IsURLLoader,
+    .Open = (int32_t (*)(PP_Resource loader, PP_Resource request_info, struct PP_CompletionCallback callback))&Pnacl_M26_PPB_URLLoader_Open,
+    .FollowRedirect = (int32_t (*)(PP_Resource loader, struct PP_CompletionCallback callback))&Pnacl_M26_PPB_URLLoader_FollowRedirect,
+    .GetUploadProgress = (PP_Bool (*)(PP_Resource loader, int64_t* bytes_sent, int64_t* total_bytes_to_be_sent))&Pnacl_M26_PPB_URLLoader_GetUploadProgress,
+    .GetDownloadProgress = (PP_Bool (*)(PP_Resource loader, int64_t* bytes_received, int64_t* total_bytes_to_be_received))&Pnacl_M26_PPB_URLLoader_GetDownloadProgress,
+    .GetResponseInfo = (PP_Resource (*)(PP_Resource loader))&Pnacl_M26_PPB_URLLoader_GetResponseInfo,
+    .ReadResponseBody = (int32_t (*)(PP_Resource loader, void* buffer, int32_t bytes_to_read, struct PP_CompletionCallback callback))&Pnacl_M26_PPB_URLLoader_ReadResponseBody,
+    .FinishStreamingToFile = (int32_t (*)(PP_Resource loader, struct PP_CompletionCallback callback))&Pnacl_M26_PPB_URLLoader_FinishStreamingToFile,
+    .Close = (void (*)(PP_Resource loader))&Pnacl_M26_PPB_URLLoader_Close,
+    .ReadResponseBodyToArray = (int32_t (*)(PP_Resource loader, int32_t max_read_length, struct PP_ArrayOutput* output, struct PP_CompletionCallback callback))&Pnacl_M26_PPB_URLLoader_ReadResponseBodyToArray
+};
+
 struct PPB_URLRequestInfo_1_0 Pnacl_Wrappers_PPB_URLRequestInfo_1_0 = {
     .Create = (PP_Resource (*)(PP_Instance instance))&Pnacl_M14_PPB_URLRequestInfo_Create,
     .IsURLRequestInfo = (PP_Bool (*)(PP_Resource resource))&Pnacl_M14_PPB_URLRequestInfo_IsURLRequestInfo,
@@ -4478,6 +4563,12 @@ static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_URLLoader_1_0 = {
   .real_iface = NULL
 };
 
+static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_URLLoader_1_1 = {
+  .iface_macro = PPB_URLLOADER_INTERFACE_1_1,
+  .wrapped_iface = (void *) &Pnacl_Wrappers_PPB_URLLoader_1_1,
+  .real_iface = NULL
+};
+
 static struct __PnaclWrapperInfo Pnacl_WrapperInfo_PPB_URLRequestInfo_1_0 = {
   .iface_macro = PPB_URLREQUESTINFO_INTERFACE_1_0,
   .wrapped_iface = (void *) &Pnacl_Wrappers_PPB_URLRequestInfo_1_0,
@@ -5135,6 +5226,7 @@ static struct __PnaclWrapperInfo *s_ppb_wrappers[] = {
   &Pnacl_WrapperInfo_PPB_MouseCursor_1_0,
   &Pnacl_WrapperInfo_PPB_MouseLock_1_0,
   &Pnacl_WrapperInfo_PPB_URLLoader_1_0,
+  &Pnacl_WrapperInfo_PPB_URLLoader_1_1,
   &Pnacl_WrapperInfo_PPB_URLRequestInfo_1_0,
   &Pnacl_WrapperInfo_PPB_URLResponseInfo_1_0,
   &Pnacl_WrapperInfo_PPB_Var_1_0,