michael@0: /*
michael@0:  * Copyright (C) 2007 The Android Open Source Project
michael@0:  *
michael@0:  * Licensed under the Apache License, Version 2.0 (the "License");
michael@0:  * you may not use this file except in compliance with the License.
michael@0:  * You may obtain a copy of the License at
michael@0:  *
michael@0:  *      http://www.apache.org/licenses/LICENSE-2.0
michael@0:  *
michael@0:  * Unless required by applicable law or agreed to in writing, software
michael@0:  * distributed under the License is distributed on an "AS IS" BASIS,
michael@0:  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
michael@0:  * See the License for the specific language governing permissions and
michael@0:  * limitations under the License.
michael@0:  */
michael@0: 
michael@0: #ifndef ANDROID_ERRORS_H
michael@0: #define ANDROID_ERRORS_H
michael@0: 
michael@0: #include <sys/types.h>
michael@0: #include <errno.h>
michael@0: 
michael@0: namespace android {
michael@0: 
michael@0: // use this type to return error codes
michael@0: #ifdef HAVE_MS_C_RUNTIME
michael@0: typedef int         status_t;
michael@0: #else
michael@0: typedef int32_t     status_t;
michael@0: #endif
michael@0: 
michael@0: /* the MS C runtime lacks a few error codes */
michael@0: 
michael@0: /*
michael@0:  * Error codes. 
michael@0:  * All error codes are negative values.
michael@0:  */
michael@0: 
michael@0: // Win32 #defines NO_ERROR as well.  It has the same value, so there's no
michael@0: // real conflict, though it's a bit awkward.
michael@0: #ifdef _WIN32
michael@0: # undef NO_ERROR
michael@0: #endif
michael@0:  
michael@0: enum {
michael@0:     OK                = 0,    // Everything's swell.
michael@0:     NO_ERROR          = 0,    // No errors.
michael@0:     
michael@0:     UNKNOWN_ERROR       = 0x80000000,
michael@0: 
michael@0:     NO_MEMORY           = -ENOMEM,
michael@0:     INVALID_OPERATION   = -ENOSYS,
michael@0:     BAD_VALUE           = -EINVAL,
michael@0:     BAD_TYPE            = 0x80000001,
michael@0:     NAME_NOT_FOUND      = -ENOENT,
michael@0:     PERMISSION_DENIED   = -EPERM,
michael@0:     NO_INIT             = -ENODEV,
michael@0:     ALREADY_EXISTS      = -EEXIST,
michael@0:     DEAD_OBJECT         = -EPIPE,
michael@0:     FAILED_TRANSACTION  = 0x80000002,
michael@0:     JPARKS_BROKE_IT     = -EPIPE,
michael@0: #if !defined(HAVE_MS_C_RUNTIME)
michael@0:     BAD_INDEX           = -EOVERFLOW,
michael@0:     NOT_ENOUGH_DATA     = -ENODATA,
michael@0:     WOULD_BLOCK         = -EWOULDBLOCK, 
michael@0:     TIMED_OUT           = -ETIMEDOUT,
michael@0:     UNKNOWN_TRANSACTION = -EBADMSG,
michael@0: #else    
michael@0:     BAD_INDEX           = -E2BIG,
michael@0:     NOT_ENOUGH_DATA     = 0x80000003,
michael@0:     WOULD_BLOCK         = 0x80000004,
michael@0:     TIMED_OUT           = 0x80000005,
michael@0:     UNKNOWN_TRANSACTION = 0x80000006,
michael@0: #endif    
michael@0:     FDS_NOT_ALLOWED     = 0x80000007,
michael@0: };
michael@0: 
michael@0: // Restore define; enumeration is in "android" namespace, so the value defined
michael@0: // there won't work for Win32 code in a different namespace.
michael@0: #ifdef _WIN32
michael@0: # define NO_ERROR 0L
michael@0: #endif
michael@0: 
michael@0: }; // namespace android
michael@0:     
michael@0: // ---------------------------------------------------------------------------
michael@0:     
michael@0: #endif // ANDROID_ERRORS_H