http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/deployment_admin/src/unzip.h ---------------------------------------------------------------------- diff --git a/bundles/deployment_admin/src/unzip.h b/bundles/deployment_admin/src/unzip.h new file mode 100644 index 0000000..3183968 --- /dev/null +++ b/bundles/deployment_admin/src/unzip.h @@ -0,0 +1,437 @@ +/* unzip.h -- IO for uncompress .zip files using zlib + Version 1.1, February 14h, 2010 + part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html ) + + Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html ) + + Modifications of Unzip for Zip64 + Copyright (C) 2007-2008 Even Rouault + + Modifications for Zip64 support on both zip and unzip + Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com ) + + For more info read MiniZip_info.txt + + --------------------------------------------------------------------------------- + + Condition of use and distribution are the same than zlib : + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. + + --------------------------------------------------------------------------------- + + Changes + + See header of unzip64.c + +*/ + +#ifndef _unz64_H +#define _unz64_H + +#ifdef __cplusplus +extern "C" { +#endif + +#ifndef _ZLIB_H +#include "zlib.h" +#endif + +#ifndef _ZLIBIOAPI_H +#include "ioapi.h" +#endif + +#ifdef HAVE_BZIP2 +#include "bzlib.h" +#endif + +#define Z_BZIP2ED 12 + +#if defined(STRICTUNZIP) || defined(STRICTZIPUNZIP) +/* like the STRICT of WIN32, we define a pointer that cannot be converted + from (void*) without cast */ +typedef struct TagunzFile__ { int unused; } unzFile__; +typedef unzFile__ *unzFile; +#else +typedef voidp unzFile; +#endif + + +#define UNZ_OK (0) +#define UNZ_END_OF_LIST_OF_FILE (-100) +#define UNZ_ERRNO (Z_ERRNO) +#define UNZ_EOF (0) +#define UNZ_PARAMERROR (-102) +#define UNZ_BADZIPFILE (-103) +#define UNZ_INTERNALERROR (-104) +#define UNZ_CRCERROR (-105) + +/* tm_unz contain date/time info */ +typedef struct tm_unz_s +{ + uInt tm_sec; /* seconds after the minute - [0,59] */ + uInt tm_min; /* minutes after the hour - [0,59] */ + uInt tm_hour; /* hours since midnight - [0,23] */ + uInt tm_mday; /* day of the month - [1,31] */ + uInt tm_mon; /* months since January - [0,11] */ + uInt tm_year; /* years - [1980..2044] */ +} tm_unz; + +/* unz_global_info structure contain global data about the ZIPfile + These data comes from the end of central dir */ +typedef struct unz_global_info64_s +{ + ZPOS64_T number_entry; /* total number of entries in + the central dir on this disk */ + uLong size_comment; /* size of the global comment of the zipfile */ +} unz_global_info64; + +typedef struct unz_global_info_s +{ + uLong number_entry; /* total number of entries in + the central dir on this disk */ + uLong size_comment; /* size of the global comment of the zipfile */ +} unz_global_info; + +/* unz_file_info contain information about a file in the zipfile */ +typedef struct unz_file_info64_s +{ + uLong version; /* version made by 2 bytes */ + uLong version_needed; /* version needed to extract 2 bytes */ + uLong flag; /* general purpose bit flag 2 bytes */ + uLong compression_method; /* compression method 2 bytes */ + uLong dosDate; /* last mod file date in Dos fmt 4 bytes */ + uLong crc; /* crc-32 4 bytes */ + ZPOS64_T compressed_size; /* compressed size 8 bytes */ + ZPOS64_T uncompressed_size; /* uncompressed size 8 bytes */ + uLong size_filename; /* filename length 2 bytes */ + uLong size_file_extra; /* extra field length 2 bytes */ + uLong size_file_comment; /* file comment length 2 bytes */ + + uLong disk_num_start; /* disk number start 2 bytes */ + uLong internal_fa; /* internal file attributes 2 bytes */ + uLong external_fa; /* external file attributes 4 bytes */ + + tm_unz tmu_date; +} unz_file_info64; + +typedef struct unz_file_info_s +{ + uLong version; /* version made by 2 bytes */ + uLong version_needed; /* version needed to extract 2 bytes */ + uLong flag; /* general purpose bit flag 2 bytes */ + uLong compression_method; /* compression method 2 bytes */ + uLong dosDate; /* last mod file date in Dos fmt 4 bytes */ + uLong crc; /* crc-32 4 bytes */ + uLong compressed_size; /* compressed size 4 bytes */ + uLong uncompressed_size; /* uncompressed size 4 bytes */ + uLong size_filename; /* filename length 2 bytes */ + uLong size_file_extra; /* extra field length 2 bytes */ + uLong size_file_comment; /* file comment length 2 bytes */ + + uLong disk_num_start; /* disk number start 2 bytes */ + uLong internal_fa; /* internal file attributes 2 bytes */ + uLong external_fa; /* external file attributes 4 bytes */ + + tm_unz tmu_date; +} unz_file_info; + +extern int ZEXPORT unzStringFileNameCompare OF ((const char* fileName1, + const char* fileName2, + int iCaseSensitivity)); +/* + Compare two filename (fileName1,fileName2). + If iCaseSenisivity = 1, comparision is case sensitivity (like strcmp) + If iCaseSenisivity = 2, comparision is not case sensitivity (like strcmpi + or strcasecmp) + If iCaseSenisivity = 0, case sensitivity is defaut of your operating system + (like 1 on Unix, 2 on Windows) +*/ + + +extern unzFile ZEXPORT unzOpen OF((const char *path)); +extern unzFile ZEXPORT unzOpen64 OF((const void *path)); +/* + Open a Zip file. path contain the full pathname (by example, + on a Windows XP computer "c:\\zlib\\zlib113.zip" or on an Unix computer + "zlib/zlib113.zip". + If the zipfile cannot be opened (file don't exist or in not valid), the + return value is NULL. + Else, the return value is a unzFile Handle, usable with other function + of this unzip package. + the "64" function take a const void* pointer, because the path is just the + value passed to the open64_file_func callback. + Under Windows, if UNICODE is defined, using fill_fopen64_filefunc, the path + is a pointer to a wide unicode string (LPCTSTR is LPCWSTR), so const char* + does not describe the reality +*/ + + +extern unzFile ZEXPORT unzOpen2 OF((const char *path, + zlib_filefunc_def* pzlib_filefunc_def)); +/* + Open a Zip file, like unzOpen, but provide a set of file low level API + for read/write the zip file (see ioapi.h) +*/ + +extern unzFile ZEXPORT unzOpen2_64 OF((const void *path, + zlib_filefunc64_def* pzlib_filefunc_def)); +/* + Open a Zip file, like unz64Open, but provide a set of file low level API + for read/write the zip file (see ioapi.h) +*/ + +extern int ZEXPORT unzClose OF((unzFile file)); +/* + Close a ZipFile opened with unzipOpen. + If there is files inside the .Zip opened with unzOpenCurrentFile (see later), + these files MUST be closed with unzipCloseCurrentFile before call unzipClose. + return UNZ_OK if there is no problem. */ + +extern int ZEXPORT unzGetGlobalInfo OF((unzFile file, + unz_global_info *pglobal_info)); + +extern int ZEXPORT unzGetGlobalInfo64 OF((unzFile file, + unz_global_info64 *pglobal_info)); +/* + Write info about the ZipFile in the *pglobal_info structure. + No preparation of the structure is needed + return UNZ_OK if there is no problem. */ + + +extern int ZEXPORT unzGetGlobalComment OF((unzFile file, + char *szComment, + uLong uSizeBuf)); +/* + Get the global comment string of the ZipFile, in the szComment buffer. + uSizeBuf is the size of the szComment buffer. + return the number of byte copied or an error code <0 +*/ + + +/***************************************************************************/ +/* Unzip package allow you browse the directory of the zipfile */ + +extern int ZEXPORT unzGoToFirstFile OF((unzFile file)); +/* + Set the current file of the zipfile to the first file. + return UNZ_OK if there is no problem +*/ + +extern int ZEXPORT unzGoToNextFile OF((unzFile file)); +/* + Set the current file of the zipfile to the next file. + return UNZ_OK if there is no problem + return UNZ_END_OF_LIST_OF_FILE if the actual file was the latest. +*/ + +extern int ZEXPORT unzLocateFile OF((unzFile file, + const char *szFileName, + int iCaseSensitivity)); +/* + Try locate the file szFileName in the zipfile. + For the iCaseSensitivity signification, see unzStringFileNameCompare + + return value : + UNZ_OK if the file is found. It becomes the current file. + UNZ_END_OF_LIST_OF_FILE if the file is not found +*/ + + +/* ****************************************** */ +/* Ryan supplied functions */ +/* unz_file_info contain information about a file in the zipfile */ +typedef struct unz_file_pos_s +{ + uLong pos_in_zip_directory; /* offset in zip file directory */ + uLong num_of_file; /* # of file */ +} unz_file_pos; + +extern int ZEXPORT unzGetFilePos( + unzFile file, + unz_file_pos* file_pos); + +extern int ZEXPORT unzGoToFilePos( + unzFile file, + unz_file_pos* file_pos); + +typedef struct unz64_file_pos_s +{ + ZPOS64_T pos_in_zip_directory; /* offset in zip file directory */ + ZPOS64_T num_of_file; /* # of file */ +} unz64_file_pos; + +extern int ZEXPORT unzGetFilePos64( + unzFile file, + unz64_file_pos* file_pos); + +extern int ZEXPORT unzGoToFilePos64( + unzFile file, + const unz64_file_pos* file_pos); + +/* ****************************************** */ + +extern int ZEXPORT unzGetCurrentFileInfo64 OF((unzFile file, + unz_file_info64 *pfile_info, + char *szFileName, + uLong fileNameBufferSize, + void *extraField, + uLong extraFieldBufferSize, + char *szComment, + uLong commentBufferSize)); + +extern int ZEXPORT unzGetCurrentFileInfo OF((unzFile file, + unz_file_info *pfile_info, + char *szFileName, + uLong fileNameBufferSize, + void *extraField, + uLong extraFieldBufferSize, + char *szComment, + uLong commentBufferSize)); +/* + Get Info about the current file + if pfile_info!=NULL, the *pfile_info structure will contain somes info about + the current file + if szFileName!=NULL, the filemane string will be copied in szFileName + (fileNameBufferSize is the size of the buffer) + if extraField!=NULL, the extra field information will be copied in extraField + (extraFieldBufferSize is the size of the buffer). + This is the Central-header version of the extra field + if szComment!=NULL, the comment string of the file will be copied in szComment + (commentBufferSize is the size of the buffer) +*/ + + +/** Addition for GDAL : START */ + +extern ZPOS64_T ZEXPORT unzGetCurrentFileZStreamPos64 OF((unzFile file)); + +/** Addition for GDAL : END */ + + +/***************************************************************************/ +/* for reading the content of the current zipfile, you can open it, read data + from it, and close it (you can close it before reading all the file) + */ + +extern int ZEXPORT unzOpenCurrentFile OF((unzFile file)); +/* + Open for reading data the current file in the zipfile. + If there is no error, the return value is UNZ_OK. +*/ + +extern int ZEXPORT unzOpenCurrentFilePassword OF((unzFile file, + const char* password)); +/* + Open for reading data the current file in the zipfile. + password is a crypting password + If there is no error, the return value is UNZ_OK. +*/ + +extern int ZEXPORT unzOpenCurrentFile2 OF((unzFile file, + int* method, + int* level, + int raw)); +/* + Same than unzOpenCurrentFile, but open for read raw the file (not uncompress) + if raw==1 + *method will receive method of compression, *level will receive level of + compression + note : you can set level parameter as NULL (if you did not want known level, + but you CANNOT set method parameter as NULL +*/ + +extern int ZEXPORT unzOpenCurrentFile3 OF((unzFile file, + int* method, + int* level, + int raw, + const char* password)); +/* + Same than unzOpenCurrentFile, but open for read raw the file (not uncompress) + if raw==1 + *method will receive method of compression, *level will receive level of + compression + note : you can set level parameter as NULL (if you did not want known level, + but you CANNOT set method parameter as NULL +*/ + + +extern int ZEXPORT unzCloseCurrentFile OF((unzFile file)); +/* + Close the file in zip opened with unzOpenCurrentFile + Return UNZ_CRCERROR if all the file was read but the CRC is not good +*/ + +extern int ZEXPORT unzReadCurrentFile OF((unzFile file, + voidp buf, + unsigned len)); +/* + Read bytes from the current file (opened by unzOpenCurrentFile) + buf contain buffer where data must be copied + len the size of buf. + + return the number of byte copied if somes bytes are copied + return 0 if the end of file was reached + return <0 with error code if there is an error + (UNZ_ERRNO for IO error, or zLib error for uncompress error) +*/ + +extern z_off_t ZEXPORT unztell OF((unzFile file)); + +extern ZPOS64_T ZEXPORT unztell64 OF((unzFile file)); +/* + Give the current position in uncompressed data +*/ + +extern int ZEXPORT unzeof OF((unzFile file)); +/* + return 1 if the end of file was reached, 0 elsewhere +*/ + +extern int ZEXPORT unzGetLocalExtrafield OF((unzFile file, + voidp buf, + unsigned len)); +/* + Read extra field from the current file (opened by unzOpenCurrentFile) + This is the local-header version of the extra field (sometimes, there is + more info in the local-header version than in the central-header) + + if buf==NULL, it return the size of the local extra field + + if buf!=NULL, len is the size of the buffer, the extra header is copied in + buf. + the return value is the number of bytes copied in buf, or (if <0) + the error code +*/ + +/***************************************************************************/ + +/* Get the current file offset */ +extern ZPOS64_T ZEXPORT unzGetOffset64 (unzFile file); +extern uLong ZEXPORT unzGetOffset (unzFile file); + +/* Set the current file offset */ +extern int ZEXPORT unzSetOffset64 (unzFile file, ZPOS64_T pos); +extern int ZEXPORT unzSetOffset (unzFile file, uLong pos); + + + +#ifdef __cplusplus +} +#endif + +#endif /* _unz64_H */
http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/CMakeLists.txt ---------------------------------------------------------------------- diff --git a/bundles/device_access/CMakeLists.txt b/bundles/device_access/CMakeLists.txt new file mode 100644 index 0000000..63576f6 --- /dev/null +++ b/bundles/device_access/CMakeLists.txt @@ -0,0 +1,25 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. + +celix_subproject(DEVICE_ACCESS "Option to enable building the Device Access Service bundles" OFF DEPS LAUNCHER LOG_SERVICE SHELL shell_tui) +if(DEVICE_ACCESS) + + add_subdirectory(device_access) + add_subdirectory(driver_locator) + add_subdirectory(example) + +endif(DEVICE_ACCESS) http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/README.md ---------------------------------------------------------------------- diff --git a/bundles/device_access/README.md b/bundles/device_access/README.md new file mode 100644 index 0000000..82aec62 --- /dev/null +++ b/bundles/device_access/README.md @@ -0,0 +1,34 @@ +<!-- +Licensed to the Apache Software Foundation (ASF) under one or more +contributor license agreements. See the NOTICE file distributed with +this work for additional information regarding copyright ownership. +The ASF licenses this file to You under the Apache License, Version 2.0 +(the "License"); you may not use this file except in compliance with +the License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +--> + +## Device Access + +The Device Access contains a for Celix adapted implementation of the OSGi Compendium Device Access Specification. + +## Properties + DRIVER_LOCATOR_PATH Path to the directory containing the driver bundles, defaults to "drivers". + The Driver Locator uses this path to find drivers. + +## CMake option + BUILD_DEVICE_ACCESS=ON + +## Using info + +If the Celix Device Access is installed, 'find_package(Celix)' will set: + - The `Celix::device_access_api` interface (i.e. headers only) library target + - The `Celix::device_manager` bundle target + - The `Celix::driver_locator` bundle target http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/CMakeLists.txt ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/CMakeLists.txt b/bundles/device_access/device_access/CMakeLists.txt new file mode 100644 index 0000000..cbe1e83 --- /dev/null +++ b/bundles/device_access/device_access/CMakeLists.txt @@ -0,0 +1,50 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. + + +add_library(device_access_api INTERFACE) +target_include_directories(device_access_api INTERFACE + $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include> + $<INSTALL_INTERFACE:include/celix/device_access> +) + +add_celix_bundle(device_manager + SYMBOLIC_NAME "apache_celix_device_manager" + VERSION "0.0.2" + NAME "Apache Celix Device Access Device Manager" + SOURCES + src/activator + src/driver_attributes + src/device_manager + src/driver_loader + src/driver_matcher +) +target_link_libraries(device_manager PRIVATE Celix::log_helper) + +target_include_directories(device_manager PRIVATE src) +target_link_libraries(device_manager PRIVATE device_access_api) + +include_directories("${PROJECT_SOURCE_DIR}/log_service/public/include") + +install(TARGETS device_access_api EXPORT celix COMPONENT device_access) +install(DIRECTORY include/ DESTINATION include/celix/device_access COMPONENT device_access) +install_celix_bundle(device_manager EXPORT celix COMPONENT device_access) + +#Setup target aliases to match external usage +add_library(Celix::device_access_api ALIAS device_access_api) +add_library(Celix::device_manager ALIAS device_manager) + http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/include/device.h ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/include/device.h b/bundles/device_access/device_access/include/device.h new file mode 100644 index 0000000..28032ba --- /dev/null +++ b/bundles/device_access/device_access/include/device.h @@ -0,0 +1,47 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * device.h + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#ifndef DEVICE_H_ +#define DEVICE_H_ + +#include "celix_errno.h" + +#define OSGI_DEVICEACCESS_DEVICE_CATEGORY "DEVICE_CATEGORY" +#define OSGI_DEVICEACCESS_DEVICE_SERIAL "DEVICE_SERIAL" + +#define OSGI_DEVICEACCESS_DEVICE_SERVICE_NAME "device" + +static const int OSGI_DEVICEACCESS_DEVICE_MATCH_NONE = 0; + +typedef struct device * device_pt; + +struct device_service { + device_pt device; + celix_status_t (*noDriverFound)(device_pt device); +}; + +typedef struct device_service * device_service_pt; + +#endif /* DEVICE_H_ */ http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/include/driver.h ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/include/driver.h b/bundles/device_access/device_access/include/driver.h new file mode 100644 index 0000000..7e70e06 --- /dev/null +++ b/bundles/device_access/device_access/include/driver.h @@ -0,0 +1,45 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * driver.h + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#ifndef DRIVER_H_ +#define DRIVER_H_ + +#include "celix_errno.h" +#include "service_reference.h" + +#define OSGI_DEVICEACCESS_DRIVER_SERVICE_NAME "driver" + +#define OSGI_DEVICEACCESS_DRIVER_ID "DRIVER_ID" + +struct driver_service { + void *driver; + celix_status_t (*attach)(void *driver, service_reference_pt reference, char **result); + celix_status_t (*match)(void *driver, service_reference_pt reference, int *value); +}; + +typedef struct driver_service *driver_service_pt; + + +#endif /* DRIVER_H_ */ http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/include/driver_locator.h ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/include/driver_locator.h b/bundles/device_access/device_access/include/driver_locator.h new file mode 100644 index 0000000..405e33a --- /dev/null +++ b/bundles/device_access/device_access/include/driver_locator.h @@ -0,0 +1,46 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * driver_locator.h + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#ifndef DRIVER_LOCATOR_H_ +#define DRIVER_LOCATOR_H_ + +#include "celix_errno.h" +#include "properties.h" +#include "array_list.h" + +#define OSGI_DEVICEACCESS_DRIVER_LOCATOR_SERVICE_NAME "driver_locator" + +typedef struct driver_locator *driver_locator_pt; + +struct driver_locator_service { + driver_locator_pt locator; + celix_status_t(*findDrivers)(driver_locator_pt loc, properties_pt props, array_list_pt *drivers); + celix_status_t(*loadDriver)(driver_locator_pt loc, char *id, char **driver); +}; + +typedef struct driver_locator_service *driver_locator_service_pt; + + +#endif /* DRIVER_LOCATOR_H_ */ http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/include/driver_selector.h ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/include/driver_selector.h b/bundles/device_access/device_access/include/driver_selector.h new file mode 100644 index 0000000..a088d05 --- /dev/null +++ b/bundles/device_access/device_access/include/driver_selector.h @@ -0,0 +1,41 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * driver_selector.h + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#ifndef DRIVER_SELECTOR_H_ +#define DRIVER_SELECTOR_H_ + +#define OSGI_DEVICEACCESS_DRIVER_SELECTOR_SERVICE_NAME "driver_selector" + +typedef struct driver_selector *driver_selector_pt; + +struct driver_selector_service { + driver_selector_pt selector; + celix_status_t (*driverSelector_select)(driver_selector_pt selector, service_reference_pt reference, array_list_pt matches, int *select); +}; + +typedef struct driver_selector_service *driver_selector_service_pt; + + +#endif /* DRIVER_SELECTOR_H_ */ http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/include/match.h ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/include/match.h b/bundles/device_access/device_access/include/match.h new file mode 100644 index 0000000..dd8906d --- /dev/null +++ b/bundles/device_access/device_access/include/match.h @@ -0,0 +1,38 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * match.h + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#ifndef MATCH_H_ +#define MATCH_H_ + +#include <service_reference.h> + +struct match { + service_reference_pt reference; + int matchValue; +}; + +typedef struct match *match_pt; + +#endif /* MATCH_H_ */ http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/src/activator.c ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/src/activator.c b/bundles/device_access/device_access/src/activator.c new file mode 100755 index 0000000..007e725 --- /dev/null +++ b/bundles/device_access/device_access/src/activator.c @@ -0,0 +1,194 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * activator.c + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#include <stdlib.h> + +#include <bundle_activator.h> +#include <bundle_context.h> +#include <celixbool.h> +#include <service_tracker.h> + +#include "driver_locator.h" +#include "device_manager.h" +#include "log_service.h" +#include "log_helper.h" + +struct device_manager_bundle_instance { + log_helper_pt loghelper; + bundle_context_pt context; + device_manager_pt deviceManager; + service_tracker_pt driverLocatorTracker; + service_tracker_pt driverTracker; + service_tracker_pt deviceTracker; +}; + +typedef struct device_manager_bundle_instance *device_manager_bundle_instance_pt; + +static celix_status_t deviceManagerBundle_createDriverLocatorTracker(device_manager_bundle_instance_pt bundleData); +static celix_status_t deviceManagerBundle_createDriverTracker(device_manager_bundle_instance_pt bundleData); +static celix_status_t deviceManagerBundle_createDeviceTracker(device_manager_bundle_instance_pt bundleData); + +celix_status_t addingService_dummy_func(void * handle, service_reference_pt reference, void **service) { + celix_status_t status = CELIX_SUCCESS; + device_manager_pt dm = handle; + bundle_context_pt context = NULL; + status = deviceManager_getBundleContext(dm, &context); + if (status == CELIX_SUCCESS) { + status = bundleContext_getService(context, reference, service); + } + return status; +} + +celix_status_t bundleActivator_create(bundle_context_pt context, void **userData) { + celix_status_t status = CELIX_SUCCESS; + device_manager_bundle_instance_pt bi = calloc(1, sizeof(struct device_manager_bundle_instance)); + if (bi == NULL) { + status = CELIX_ENOMEM; + } else { + (*userData) = bi; + bi->context = context; + + logHelper_create(context, &bi->loghelper); + logHelper_start(bi->loghelper); + + status = deviceManager_create(context, bi->loghelper, &bi->deviceManager); + } + return status; +} + +celix_status_t bundleActivator_start(void * userData, bundle_context_pt context) { + celix_status_t status = CELIX_SUCCESS; + device_manager_bundle_instance_pt bundleData = userData; + + status = deviceManagerBundle_createDriverLocatorTracker(bundleData); + if (status == CELIX_SUCCESS) { + status = deviceManagerBundle_createDriverTracker(bundleData); + if (status == CELIX_SUCCESS) { + status = deviceManagerBundle_createDeviceTracker(bundleData); + if (status == CELIX_SUCCESS) { + status = serviceTracker_open(bundleData->driverLocatorTracker); + if (status == CELIX_SUCCESS) { + status = serviceTracker_open(bundleData->driverTracker); + if (status == CELIX_SUCCESS) { + status = serviceTracker_open(bundleData->deviceTracker); + } + } + } + } + } + + if (status != CELIX_SUCCESS) { + logHelper_log(bundleData->loghelper, OSGI_LOGSERVICE_ERROR, "DEVICE_MANAGER: Error while starting bundle got error num %d", status); + } + + logHelper_log(bundleData->loghelper, OSGI_LOGSERVICE_INFO, "DEVICE_MANAGER: Started"); + + return status; +} + +static celix_status_t deviceManagerBundle_createDriverLocatorTracker(device_manager_bundle_instance_pt bundleData) { + celix_status_t status = CELIX_SUCCESS; + + service_tracker_customizer_pt customizer = NULL; + + status = serviceTrackerCustomizer_create(bundleData->deviceManager, addingService_dummy_func, + deviceManager_locatorAdded, deviceManager_locatorModified, deviceManager_locatorRemoved, &customizer); + + if (status == CELIX_SUCCESS) { + service_tracker_pt tracker = NULL; + status = serviceTracker_create(bundleData->context, "driver_locator", customizer, &tracker); + if (status == CELIX_SUCCESS) { + bundleData->driverLocatorTracker=tracker; + } + } else { + status = CELIX_ENOMEM; + } + return status; +} + +static celix_status_t deviceManagerBundle_createDriverTracker(device_manager_bundle_instance_pt bundleData) { + celix_status_t status = CELIX_SUCCESS; + + service_tracker_customizer_pt customizer = NULL; + + status = serviceTrackerCustomizer_create(bundleData->deviceManager, addingService_dummy_func, + deviceManager_driverAdded, deviceManager_driverModified, deviceManager_driverRemoved, &customizer); + + if (status == CELIX_SUCCESS) { + service_tracker_pt tracker = NULL; + status = serviceTracker_createWithFilter(bundleData->context, "(objectClass=driver)", customizer, &tracker); + if (status == CELIX_SUCCESS) { + bundleData->driverTracker=tracker; + } + } else { + status = CELIX_ENOMEM; + } + return status; +} + +static celix_status_t deviceManagerBundle_createDeviceTracker(device_manager_bundle_instance_pt bundleData) { + celix_status_t status = CELIX_SUCCESS; + + service_tracker_customizer_pt customizer = NULL; + + status = serviceTrackerCustomizer_create(bundleData->deviceManager, addingService_dummy_func, + deviceManager_deviceAdded, deviceManager_deviceModified, deviceManager_deviceRemoved, &customizer); + + if (status == CELIX_SUCCESS) { + service_tracker_pt tracker = NULL; + status = serviceTracker_createWithFilter(bundleData->context, "(|(objectClass=device)(DEVICE_CATEGORY=*))", customizer, &tracker); + if (status == CELIX_SUCCESS) { + bundleData->deviceTracker=tracker; + } + } else { + status = CELIX_ENOMEM; + } + return status; +} + +celix_status_t bundleActivator_stop(void * userData, bundle_context_pt context) { + celix_status_t status = CELIX_SUCCESS; + device_manager_bundle_instance_pt bundleData = userData; +// status = serviceTracker_close(bundleData->driverLocatorTracker); + if (status == CELIX_SUCCESS) { + status = serviceTracker_close(bundleData->driverTracker); + if (status == CELIX_SUCCESS) { + status = serviceTracker_close(bundleData->deviceTracker); + } + } + + return status; +} + +celix_status_t bundleActivator_destroy(void * userData, bundle_context_pt context) { + celix_status_t status = CELIX_SUCCESS; + device_manager_bundle_instance_pt bundleData = userData; + status = deviceManager_destroy(bundleData->deviceManager); + + logHelper_stop(bundleData->loghelper); + logHelper_destroy(&bundleData->loghelper); + + return status; +} http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/src/device_manager.c ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/src/device_manager.c b/bundles/device_access/device_access/src/device_manager.c new file mode 100644 index 0000000..6e7cfd9 --- /dev/null +++ b/bundles/device_access/device_access/src/device_manager.c @@ -0,0 +1,570 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * device_manager.c + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#include <stdlib.h> +#include <constants.h> +#include <string.h> + +#include "device_manager.h" +#include "driver_locator.h" +#include "driver_matcher.h" +#include "driver_attributes.h" +#include "driver_loader.h" +#include "driver.h" +#include "device.h" +#include "log_service.h" + + +#include <bundle.h> +#include <module.h> +#include <array_list.h> +#include <service_registry.h> +#include <service_reference.h> + +struct device_manager { + bundle_context_pt context; + hash_map_pt devices; + hash_map_pt drivers; + array_list_pt locators; + driver_selector_service_pt selector; + log_helper_pt loghelper; +}; + +static celix_status_t deviceManager_attachAlgorithm(device_manager_pt manager, service_reference_pt ref, void *service); +static celix_status_t deviceManager_getIdleDevices(device_manager_pt manager, array_list_pt *idleDevices); +static celix_status_t deviceManager_isDriverBundle(device_manager_pt manager, bundle_pt bundle, bool *isDriver); + +celix_status_t deviceManager_create(bundle_context_pt context, log_helper_pt logHelper, device_manager_pt *manager) { + celix_status_t status = CELIX_SUCCESS; + + *manager = calloc(1, sizeof(**manager)); + if (!*manager) { + status = CELIX_ENOMEM; + } else { + (*manager)->context = context; + (*manager)->devices = NULL; + (*manager)->drivers = NULL; + (*manager)->locators = NULL; + (*manager)->selector = NULL; + + (*manager)->devices = hashMap_create(serviceReference_hashCode, NULL, serviceReference_equals2, NULL); + (*manager)->drivers = hashMap_create(serviceReference_hashCode, NULL, serviceReference_equals2, NULL); + + (*manager)->loghelper = logHelper; + + status = arrayList_create(&(*manager)->locators); + + logHelper_log((*manager)->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Initialized"); + } + + + return status; +} + +celix_status_t deviceManager_destroy(device_manager_pt manager) { + celix_status_t status = CELIX_SUCCESS; + + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_INFO, "DEVICE_MANAGER: Stop"); + + hashMap_destroy(manager->devices, false, false); + hashMap_destroy(manager->drivers, false, false); + arrayList_destroy(manager->locators); + + return status; +} + +celix_status_t deviceManager_selectorAdded(void * handle, service_reference_pt ref, void * service) { + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Add selector"); + + manager->selector = (driver_selector_service_pt) service; + return CELIX_SUCCESS; +} + +celix_status_t deviceManager_selectorModified(void * handle, service_reference_pt ref, void * service) { + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Modify selector"); + return CELIX_SUCCESS; +} + +celix_status_t deviceManager_selectorRemoved(void * handle, service_reference_pt ref, void * service) { + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Remove selector"); + manager->selector = NULL; + return CELIX_SUCCESS; +} + +celix_status_t deviceManager_locatorAdded(void * handle, service_reference_pt ref, void * service) { + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Add locator"); + arrayList_add(manager->locators, service); + return CELIX_SUCCESS; +} + +celix_status_t deviceManager_locatorModified(void * handle, service_reference_pt ref, void * service) { + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Modify locator"); + return CELIX_SUCCESS; +} + +celix_status_t deviceManager_locatorRemoved(void * handle, service_reference_pt ref, void * service) { + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Remove locator"); + arrayList_removeElement(manager->locators, service); + return CELIX_SUCCESS; +} + +celix_status_t deviceManager_deviceAdded(void * handle, service_reference_pt ref, void * service) { + celix_status_t status = CELIX_SUCCESS; + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Add device"); + status = deviceManager_attachAlgorithm(manager, ref, service); + + return status; +} + +static celix_status_t deviceManager_attachAlgorithm(device_manager_pt manager, service_reference_pt ref, void *service) { + celix_status_t status = CELIX_SUCCESS; + + driver_loader_pt loader = NULL; + status = driverLoader_create(manager->context, &loader); + if (status == CELIX_SUCCESS) { + array_list_pt included = NULL; + array_list_pt excluded = NULL; + + array_list_pt driverIds = NULL; + + hashMap_put(manager->devices, ref, service); + + status = arrayList_create(&included); + if (status == CELIX_SUCCESS) { + status = arrayList_create(&excluded); + if (status == CELIX_SUCCESS) { + properties_pt properties = properties_create(); + + unsigned int size = 0; + char **keys; + + serviceReference_getPropertyKeys(ref, &keys, &size); + for (int i = 0; i < size; i++) { + char* key = keys[i]; + const char* value = NULL; + serviceReference_getProperty(ref, key, &value); + properties_set(properties, key, value); + } + + status = driverLoader_findDrivers(loader, manager->locators, properties, &driverIds); + if (status == CELIX_SUCCESS) { + hash_map_iterator_pt iter = hashMapIterator_create(manager->drivers); + while (hashMapIterator_hasNext(iter)) { + driver_attributes_pt driverAttributes = hashMapIterator_nextValue(iter); + arrayList_add(included, driverAttributes); + + // Each driver that already is installed can be removed from the list + char *id = NULL; + celix_status_t substatus = driverAttributes_getDriverId(driverAttributes, &id); + if (substatus == CELIX_SUCCESS) { + // arrayList_removeElement(driverIds, id); + array_list_iterator_pt idsIter = arrayListIterator_create(driverIds); + while (arrayListIterator_hasNext(idsIter)) { + char *value = arrayListIterator_next(idsIter); + if (strcmp(value, id) == 0) { + arrayListIterator_remove(idsIter); + } + } + arrayListIterator_destroy(idsIter); + } + if(id != NULL){ + free(id); + } + } + hashMapIterator_destroy(iter); + + status = deviceManager_matchAttachDriver(manager, loader, driverIds, included, excluded, service, ref); + + } + arrayList_destroy(driverIds); + properties_destroy(properties); + arrayList_destroy(excluded); + } + arrayList_destroy(included); + } + + } + + driverLoader_destroy(&loader); + return status; +} + +celix_status_t deviceManager_matchAttachDriver(device_manager_pt manager, driver_loader_pt loader, + array_list_pt driverIds, array_list_pt included, array_list_pt excluded, void *service, service_reference_pt reference) { + celix_status_t status = CELIX_SUCCESS; + + array_list_pt references = NULL; + + int i; + for (i = 0; i < arrayList_size(excluded); i++) { + void *exclude = arrayList_get(excluded, i); + arrayList_removeElement(included, exclude); + } + + for (i = 0; i < arrayList_size(driverIds); i++) { + char *id = arrayList_get(driverIds, i); + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_INFO, "DEVICE_MANAGER: Driver found: %s", id); + } + + status = driverLoader_loadDrivers(loader, manager->locators, driverIds, &references); + if (status == CELIX_SUCCESS) { + for (i = 0; i < arrayList_size(references); i++) { + service_reference_pt reference = arrayList_get(references, i); + driver_attributes_pt attributes = hashMap_get(manager->drivers, reference); + if (attributes != NULL) { + arrayList_add(included, attributes); + } + } + + driver_matcher_pt matcher = NULL; + status = driverMatcher_create(manager->context, &matcher); + if (status == CELIX_SUCCESS) { + for (i = 0; i < arrayList_size(included); i++) { + driver_attributes_pt attributes = arrayList_get(included, i); + + int match = 0; + celix_status_t substatus = driverAttributes_match(attributes, reference, &match); + if (substatus == CELIX_SUCCESS) { + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_INFO, "DEVICE_MANAGER: Found match: %d", match); + if (match <= OSGI_DEVICEACCESS_DEVICE_MATCH_NONE) { + continue; + } + driverMatcher_add(matcher, match, attributes); + } else { + // Ignore + } + } + + match_pt match = NULL; + status = driverMatcher_getBestMatch(matcher, reference, &match); + if (status == CELIX_SUCCESS) { + if (match == NULL) { + status = deviceManager_noDriverFound(manager, service, reference); + } else { + driver_attributes_pt finalAttributes = hashMap_get(manager->drivers, match->reference); + if (finalAttributes == NULL) { + status = deviceManager_noDriverFound(manager, service, reference); + } else { + char *newDriverId = NULL; + status = driverAttributes_attach(finalAttributes, reference, &newDriverId); + if (status == CELIX_SUCCESS) { + if (newDriverId != NULL) { + array_list_pt ids = NULL; + arrayList_create(&ids); + arrayList_add(ids, newDriverId); + arrayList_add(excluded, finalAttributes); + status = deviceManager_matchAttachDriver(manager, loader, + ids, included, excluded, service, reference); + } else { + // Attached, unload unused drivers + status = driverLoader_unloadDrivers(loader, finalAttributes); + } + } + } + } + } + } + + driverMatcher_destroy(&matcher); + + } + + if (references != NULL) { + arrayList_destroy(references); + } + + return status; +} + +celix_status_t deviceManager_noDriverFound(device_manager_pt manager, void *service, service_reference_pt reference) { + celix_status_t status = CELIX_SUCCESS; + const char* objectClass = NULL; + serviceReference_getProperty(reference, (char *) OSGI_FRAMEWORK_OBJECTCLASS, &objectClass); + if (strcmp(objectClass, OSGI_DEVICEACCESS_DRIVER_SERVICE_NAME) == 0) { + device_service_pt device = service; + status = device->noDriverFound(device->device); + } + return status; +} + +celix_status_t deviceManager_deviceModified(void * handle, service_reference_pt ref, void * service) { + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Modify device"); + // #TODO the device properties could be changed + //hashMap_put(manager->devices, ref, service); + return CELIX_SUCCESS; +} + +celix_status_t deviceManager_deviceRemoved(void * handle, service_reference_pt ref, void * service) { + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Remove device"); + hashMap_remove(manager->devices, ref); + return CELIX_SUCCESS; +} + +celix_status_t deviceManager_driverAdded(void * handle, service_reference_pt ref, void * service) { + celix_status_t status = CELIX_SUCCESS; + + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Add driver"); + driver_attributes_pt attributes = NULL; + + status = driverAttributes_create(ref, service, &attributes); + if (status == CELIX_SUCCESS) { + hashMap_put(manager->drivers, ref, attributes); + } + else{ + driverAttributes_destroy(attributes); + } + return status; +} + +celix_status_t deviceManager_driverModified(void * handle, service_reference_pt ref, void * service) { + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Modify driver"); + // #TODO the driver properties could be changed? + return CELIX_SUCCESS; +} + +celix_status_t deviceManager_driverRemoved(void * handle, service_reference_pt ref, void * service) { + celix_status_t status = CELIX_SUCCESS; + + device_manager_pt manager = handle; + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Remove driver"); + + hashMap_remove(manager->drivers, ref); + + array_list_pt idleDevices = NULL; + status = deviceManager_getIdleDevices(manager, &idleDevices); + if (status == CELIX_SUCCESS) { + int i; + for (i = 0; i < arrayList_size(idleDevices); i++) { + celix_status_t forStatus = CELIX_SUCCESS; + service_reference_pt ref = arrayList_get(idleDevices, i); + const char *bsn = NULL; + bundle_pt bundle = NULL; + forStatus = serviceReference_getBundle(ref, &bundle); + if (forStatus == CELIX_SUCCESS) { + module_pt module = NULL; + forStatus = bundle_getCurrentModule(bundle, &module); + if (forStatus == CELIX_SUCCESS) { + forStatus = module_getSymbolicName(module, &bsn); + if (forStatus == CELIX_SUCCESS) { + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: IDLE: %s", bsn); + // #TODO attachDriver (idle device) + // #TODO this can result in a loop? + // Locate and install a driver + // Let the match fail, the device is idle + // The driver is removed, idle check is performed + // Attach is tried again + // .. loop .. + void *device = hashMap_get(manager->devices, ref); + forStatus = deviceManager_attachAlgorithm(manager, ref, device); + } + } + } + + if (forStatus != CELIX_SUCCESS) { + break; //Got error, stop loop and return status + } + } + + + hash_map_iterator_pt iter = hashMapIterator_create(manager->drivers); + while (hashMapIterator_hasNext(iter)) { + hashMapIterator_nextValue(iter); +// driver_attributes_pt da = hashMapIterator_nextValue(iter); +// driverAttributes_tryUninstall(da); + } + hashMapIterator_destroy(iter); + } + + if (idleDevices != NULL) { + arrayList_destroy(idleDevices); + } + + return status; +} + + +celix_status_t deviceManager_getIdleDevices(device_manager_pt manager, array_list_pt *idleDevices) { + celix_status_t status = CELIX_SUCCESS; + + status = arrayList_create(idleDevices); + if (status == CELIX_SUCCESS) { + hash_map_iterator_pt iter = hashMapIterator_create(manager->devices); + while (hashMapIterator_hasNext(iter)) { + celix_status_t substatus = CELIX_SUCCESS; + service_reference_pt ref = hashMapIterator_nextKey(iter); + const char *bsn = NULL; + module_pt module = NULL; + bundle_pt bundle = NULL; + substatus = serviceReference_getBundle(ref, &bundle); + if (substatus == CELIX_SUCCESS) { + substatus = bundle_getCurrentModule(bundle, &module); + if (substatus == CELIX_SUCCESS) { + substatus = module_getSymbolicName(module, &bsn); + if (substatus == CELIX_SUCCESS) { + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Check idle device: %s", bsn); + array_list_pt bundles = NULL; + substatus = serviceReference_getUsingBundles(ref, &bundles); + if (substatus == CELIX_SUCCESS) { + bool inUse = false; + int i; + for (i = 0; i < arrayList_size(bundles); i++) { + bundle_pt bundle = arrayList_get(bundles, i); + bool isDriver; + celix_status_t sstatus = deviceManager_isDriverBundle(manager, bundle, &isDriver); + if (sstatus == CELIX_SUCCESS) { + if (isDriver) { + const char *bsn = NULL; + module_pt module = NULL; + bundle_getCurrentModule(bundle, &module); + module_getSymbolicName(module, &bsn); + + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Not idle, used by driver: %s", bsn); + + inUse = true; + break; + } + } + } + + if (!inUse) { + arrayList_add(*idleDevices, ref); + } + } + + if(bundles!=NULL){ + arrayList_destroy(bundles); + } + } + } + } + } + hashMapIterator_destroy(iter); + } + + return status; +} + +//TODO examply for discussion only, remove after discussion +#define DO_IF_SUCCESS(status, call_func) ((status) == CELIX_SUCCESS) ? (call_func) : (status) +celix_status_t deviceManager_getIdleDevices_exmaple(device_manager_pt manager, array_list_pt *idleDevices) { + celix_status_t status = CELIX_SUCCESS; + + status = arrayList_create(idleDevices); + if (status == CELIX_SUCCESS) { + hash_map_iterator_pt iter = hashMapIterator_create(manager->devices); + while (hashMapIterator_hasNext(iter)) { + celix_status_t substatus = CELIX_SUCCESS; + service_reference_pt ref = hashMapIterator_nextKey(iter); + const char *bsn = NULL; + module_pt module = NULL; + bundle_pt bundle = NULL; + array_list_pt bundles = NULL; + substatus = serviceReference_getBundle(ref, &bundle); + substatus = DO_IF_SUCCESS(substatus, bundle_getCurrentModule(bundle, &module)); + substatus = DO_IF_SUCCESS(substatus, module_getSymbolicName(module, &bsn)); + substatus = DO_IF_SUCCESS(substatus, serviceReference_getUsingBundles(ref, &bundles)); + + if (substatus == CELIX_SUCCESS) { + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Check idle device: %s", bsn); + bool inUse = false; + int i; + for (i = 0; i < arrayList_size(bundles); i++) { + bundle_pt bundle = arrayList_get(bundles, i); + bool isDriver; + celix_status_t sstatus = deviceManager_isDriverBundle(manager, bundle, &isDriver); + if (sstatus == CELIX_SUCCESS) { + if (isDriver) { + const char *bsn = NULL; + module_pt module = NULL; + bundle_getCurrentModule(bundle, &module); + module_getSymbolicName(module, &bsn); + + logHelper_log(manager->loghelper, OSGI_LOGSERVICE_DEBUG, "DEVICE_MANAGER: Not idle, used by driver: %s", bsn); + + inUse = true; + break; + } + } + } + + if (!inUse) { + arrayList_add(*idleDevices, ref); + } + } + } + hashMapIterator_destroy(iter); + } + return status; +} + +celix_status_t deviceManager_isDriverBundle(device_manager_pt manager, bundle_pt bundle, bool *isDriver) { + celix_status_t status = CELIX_SUCCESS; + (*isDriver) = false; + + array_list_pt refs = NULL; + status = bundle_getRegisteredServices(bundle, &refs); + if (status == CELIX_SUCCESS) { + if (refs != NULL) { + int i; + for (i = 0; i < arrayList_size(refs); i++) { + service_reference_pt ref = arrayList_get(refs, i); + const char* object = NULL; + serviceReference_getProperty(ref, OSGI_FRAMEWORK_OBJECTCLASS, &object); + if (strcmp(object, "driver") == 0) { + *isDriver = true; + break; + } + } + arrayList_destroy(refs); + } + } + + return status; +} + + +celix_status_t deviceManager_getBundleContext(device_manager_pt manager, bundle_context_pt *context) { + celix_status_t status = CELIX_SUCCESS; + if (manager->context != NULL) { + (*context) = manager->context; + } else { + status = CELIX_INVALID_BUNDLE_CONTEXT; + } + return status; +} + + + http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/src/device_manager.h ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/src/device_manager.h b/bundles/device_access/device_access/src/device_manager.h new file mode 100644 index 0000000..00a4f2c --- /dev/null +++ b/bundles/device_access/device_access/src/device_manager.h @@ -0,0 +1,56 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * device_manager.h + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#ifndef DEVICE_MANAGER_H_ +#define DEVICE_MANAGER_H_ + +#include "log_helper.h" + +#include "driver_loader.h" + +typedef struct device_manager *device_manager_pt; + +celix_status_t deviceManager_create(bundle_context_pt context, log_helper_pt logHelper, device_manager_pt *manager); +celix_status_t deviceManager_destroy(device_manager_pt manager); + +celix_status_t deviceManager_matchAttachDriver(device_manager_pt manager, driver_loader_pt loader, + array_list_pt driverIds, array_list_pt included, array_list_pt excluded, void *service, service_reference_pt reference); +celix_status_t deviceManager_noDriverFound(device_manager_pt manager, void *service, service_reference_pt reference); + +celix_status_t deviceManager_locatorAdded(void * handle, service_reference_pt ref, void * service); +celix_status_t deviceManager_locatorModified(void * handle, service_reference_pt ref, void * service); +celix_status_t deviceManager_locatorRemoved(void * handle, service_reference_pt ref, void * service); +celix_status_t deviceManager_deviceAdded(void * handle, service_reference_pt ref, void * service); +celix_status_t deviceManager_deviceModified(void * handle, service_reference_pt ref, void * service); +celix_status_t deviceManager_deviceRemoved(void * handle, service_reference_pt ref, void * service); +celix_status_t deviceManager_driverAdded(void * handle, service_reference_pt ref, void * service); +celix_status_t deviceManager_driverModified(void * handle, service_reference_pt ref, void * service); +celix_status_t deviceManager_driverRemoved(void * handle, service_reference_pt ref, void * service); + +celix_status_t deviceManager_getBundleContext(device_manager_pt manager, bundle_context_pt *context); + +// celix_status_t deviceManager_match(device_manager_pt manager, ...); + +#endif /* DEVICE_MANAGER_H_ */ http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/src/driver_attributes.c ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/src/driver_attributes.c b/bundles/device_access/device_access/src/driver_attributes.c new file mode 100644 index 0000000..5ac7fda --- /dev/null +++ b/bundles/device_access/device_access/src/driver_attributes.c @@ -0,0 +1,169 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * driver_attributes.c + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#include <stdlib.h> +#include <string.h> + +#include "driver_attributes.h" +#include "bundle.h" +#include "celixbool.h" +#include "driver_loader.h" +#include "device.h" +#include "constants.h" + +struct driver_attributes { + bundle_pt bundle; + service_reference_pt reference; + driver_service_pt driver; + bool dynamic; +}; + +celix_status_t driverAttributes_create(service_reference_pt reference, driver_service_pt driver, driver_attributes_pt *attributes) { + celix_status_t status = CELIX_SUCCESS; + + *attributes = calloc(1, sizeof(**attributes)); + if (!*attributes) { + status = CELIX_ENOMEM; + } else { + bundle_pt bundle = NULL; + bundle_archive_pt bundleArchive = NULL; + status = serviceReference_getBundle(reference, &bundle); + + if (status == CELIX_SUCCESS) { + status = bundle_getArchive(bundle, &bundleArchive); + + if (status == CELIX_SUCCESS) { + (*attributes)->reference = reference; + (*attributes)->driver = driver; + (*attributes)->bundle = bundle; + + const char *location; + status = bundleArchive_getLocation(bundleArchive, &location); + if (status == CELIX_SUCCESS) { + (*attributes)->dynamic = strncmp(location, DRIVER_LOCATION_PREFIX, 4) == 0 ? true : false; + } + + } + } + } + + return status; +} + +celix_status_t driverAttributes_destroy(driver_attributes_pt attributes){ + if(attributes != NULL){ + free(attributes); + } + return CELIX_SUCCESS; +} + +celix_status_t driverAttributes_getReference(driver_attributes_pt driverAttributes, service_reference_pt *reference) { + *reference = driverAttributes->reference; + + return CELIX_SUCCESS; +} + +celix_status_t driverAttributes_getDriverId(driver_attributes_pt driverAttributes, char **driverId) { + celix_status_t status = CELIX_SUCCESS; + + const char* id_prop = NULL; + status = serviceReference_getProperty(driverAttributes->reference, "DRIVER_ID", &id_prop); + if (status == CELIX_SUCCESS) { + if (!id_prop) { + status = CELIX_ENOMEM; + } else { + *driverId = strdup(id_prop); + + if (*driverId == NULL) { + status = CELIX_ENOMEM; + } + } + } + + return status; +} + +celix_status_t driverAttributes_match(driver_attributes_pt driverAttributes, service_reference_pt reference, int *match) { + celix_status_t status = CELIX_SUCCESS; + + status = driverAttributes->driver->match(driverAttributes->driver->driver, reference, match); + + return status; +} + +celix_status_t driverAttributes_isInUse(driver_attributes_pt driverAttributes, bool *inUse) { + celix_status_t status = CELIX_SUCCESS; + + array_list_pt references = NULL; + status = bundle_getServicesInUse(driverAttributes->bundle, &references); + if (status == CELIX_SUCCESS) { + if (references == NULL || arrayList_size(references) == 0) { + *inUse = false; + } else { + int i; + for (i = 0; i < arrayList_size(references); i++) { + service_reference_pt ref = arrayList_get(references, i); + const char *object = NULL; + status = serviceReference_getProperty(ref, OSGI_FRAMEWORK_OBJECTCLASS, &object); + + if (status == CELIX_SUCCESS) { + const char* category = NULL; + status = serviceReference_getProperty(ref, "DEVICE_CATEGORY", &category); + + if (status == CELIX_SUCCESS) { + if ((object != NULL && strcmp(object, OSGI_DEVICEACCESS_DEVICE_SERVICE_NAME) == 0) || (category != NULL)) { + *inUse = true; + } + } + } + } + } + } + + return status; +} + +celix_status_t driverAttributes_attach(driver_attributes_pt driverAttributes, service_reference_pt reference, char **attach) { + celix_status_t status = CELIX_SUCCESS; + + status = driverAttributes->driver->attach(driverAttributes->driver->driver, reference, attach); + + return status; +} + +celix_status_t driverAttributes_tryUninstall(driver_attributes_pt driverAttributes) { + celix_status_t status = CELIX_SUCCESS; + + bool inUse = false; + + status = driverAttributes_isInUse(driverAttributes, &inUse); + if (status == CELIX_SUCCESS) { + if (!inUse && driverAttributes->dynamic) { + status = bundle_uninstall(driverAttributes->bundle); + } + } + + return status; +} http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/src/driver_attributes.h ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/src/driver_attributes.h b/bundles/device_access/device_access/src/driver_attributes.h new file mode 100644 index 0000000..bdb12a2 --- /dev/null +++ b/bundles/device_access/device_access/src/driver_attributes.h @@ -0,0 +1,46 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * driver_attributes.h + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#ifndef DRIVER_ATTRIBUTES_H_ +#define DRIVER_ATTRIBUTES_H_ + +#include "driver.h" + +typedef struct driver_attributes *driver_attributes_pt; + +celix_status_t driverAttributes_create(service_reference_pt reference, driver_service_pt driver, driver_attributes_pt *attributes); +celix_status_t driverAttributes_destroy(driver_attributes_pt attributes); + +celix_status_t driverAttributes_getReference(driver_attributes_pt driverAttributes, service_reference_pt *reference); +celix_status_t driverAttributes_getDriverId(driver_attributes_pt driverAttributes, char **driverId); + +celix_status_t driverAttributes_match(driver_attributes_pt driverAttributes, service_reference_pt reference, int *match); +celix_status_t driverAttributes_attach(driver_attributes_pt driverAttributes, service_reference_pt reference, char **attach); + +celix_status_t driverAttributes_isInUse(driver_attributes_pt driverAttributes, bool *inUse); + +celix_status_t driverAttributes_tryUninstall(driver_attributes_pt driverAttributes); + +#endif /* DRIVER_ATTRIBUTES_H_ */ http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/src/driver_loader.c ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/src/driver_loader.c b/bundles/device_access/device_access/src/driver_loader.c new file mode 100644 index 0000000..c4caa65 --- /dev/null +++ b/bundles/device_access/device_access/src/driver_loader.c @@ -0,0 +1,185 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * driver_loader.c + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#include <stdlib.h> +#include <string.h> + +#include "driver_loader.h" +#include "bundle_context.h" +#include "bundle.h" + +struct driver_loader { + bundle_context_pt context; + array_list_pt loadedDrivers; +}; + +celix_status_t driverLoader_create(bundle_context_pt context, driver_loader_pt *loader) { + celix_status_t status = CELIX_SUCCESS; + + *loader = calloc(1, sizeof(**loader)); + if (!*loader) { + status = CELIX_ENOMEM; + } else { + (*loader)->context = context; + (*loader)->loadedDrivers = NULL; + status = arrayList_create(&(*loader)->loadedDrivers); + } + + return status; +} + +celix_status_t driverLoader_destroy(driver_loader_pt *loader) { + if((*loader) != NULL){ + arrayList_destroy((*loader)->loadedDrivers); + free((*loader)); + (*loader)=NULL; + } + return CELIX_SUCCESS; +} + +celix_status_t driverLoader_findDrivers(driver_loader_pt loader, array_list_pt locators, properties_pt properties, array_list_pt *driversIds) { + celix_status_t status = CELIX_SUCCESS; + arrayList_create(driversIds); + + int i; + for (i = 0; i < arrayList_size(locators); i++) { + array_list_pt drivers; + driver_locator_service_pt locator = arrayList_get(locators, i); + + status = driverLoader_findDriversForLocator(loader, locator, properties, &drivers); + if (status == CELIX_SUCCESS) { + arrayList_addAll(*driversIds, drivers); + } + arrayList_destroy(drivers); + } + + return status; +} + +celix_status_t driverLoader_findDriversForLocator(driver_loader_pt loader, driver_locator_service_pt locator, properties_pt properties, array_list_pt *driversIds) { + celix_status_t status = CELIX_SUCCESS; + + status = locator->findDrivers(locator->locator, properties, driversIds); + + return status; +} + +celix_status_t driverLoader_loadDrivers(driver_loader_pt loader, array_list_pt locators, array_list_pt driverIds, array_list_pt *references) { + celix_status_t status = CELIX_SUCCESS; + status = arrayList_create(references); + if (status == CELIX_SUCCESS) { + int i; + for (i = 0; i < arrayList_size(driverIds); i++) { + array_list_pt refs = NULL; + char *id = arrayList_get(driverIds, i); + + status = driverLoader_loadDriver(loader, locators, id, &refs); + if (status == CELIX_SUCCESS) { + arrayList_addAll(*references, refs); + } + if (refs != NULL) { + arrayList_destroy(refs); + } + } + } + + return status; +} + +celix_status_t driverLoader_loadDriver(driver_loader_pt loader, array_list_pt locators, char *driverId, array_list_pt *references) { + celix_status_t status = CELIX_SUCCESS; + status = arrayList_create(references); + if (status == CELIX_SUCCESS) { + int i; + for (i = 0; i < arrayList_size(locators); i++) { + array_list_pt refs = NULL; + driver_locator_service_pt locator = arrayList_get(locators, i); + + status = driverLoader_loadDriverForLocator(loader, locator, driverId, &refs); + if (status == CELIX_SUCCESS) { + arrayList_addAll(*references, refs); + } + + if (refs != NULL) { + arrayList_destroy(refs); + } + } + } + + return status; +} + +celix_status_t driverLoader_loadDriverForLocator(driver_loader_pt loader, driver_locator_service_pt locator, char *driverId, array_list_pt *references) { + celix_status_t status = CELIX_SUCCESS; + //The list is created in the bundle_getRegisteredServices chain + //arrayList_create(references); + + char *filename = NULL; + status = locator->loadDriver(locator->locator, driverId, &filename); + if (status == CELIX_SUCCESS) { + bundle_pt bundle = NULL; + int length = strlen(DRIVER_LOCATION_PREFIX) + strlen(driverId); + char location[length+2]; + snprintf(location, length+2, "%s%s", DRIVER_LOCATION_PREFIX, driverId); + status = bundleContext_installBundle2(loader->context, location, filename, &bundle); + if (status == CELIX_SUCCESS) { + status = bundle_start(bundle); + if (status == CELIX_SUCCESS) { + status = bundle_getRegisteredServices(bundle, references); + if (status == CELIX_SUCCESS) { + arrayList_addAll(loader->loadedDrivers, *references); + } + } + } + } + + return status; +} + +celix_status_t driverLoader_unloadDrivers(driver_loader_pt loader, driver_attributes_pt finalDriver) { + celix_status_t status = CELIX_SUCCESS; + + service_reference_pt finalReference = NULL; + if (finalDriver != NULL) { + status = driverAttributes_getReference(finalDriver, &finalReference); + } + if (status == CELIX_SUCCESS) { + int i; + for (i = 0; i < arrayList_size(loader->loadedDrivers); i++) { + service_reference_pt reference = arrayList_get(loader->loadedDrivers, i); + bool equal = false; + status = serviceReference_equals(reference, finalReference, &equal); + if (status == CELIX_SUCCESS && !equal) { + bundle_pt bundle = NULL; + status = serviceReference_getBundle(reference, &bundle); + if (status == CELIX_SUCCESS) { + bundle_uninstall(bundle); // Ignore status + } + } + } + } + + return status; +} http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/src/driver_loader.h ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/src/driver_loader.h b/bundles/device_access/device_access/src/driver_loader.h new file mode 100644 index 0000000..fde9c88 --- /dev/null +++ b/bundles/device_access/device_access/src/driver_loader.h @@ -0,0 +1,48 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * driver_loader.h + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#ifndef DRIVER_LOADER_H_ +#define DRIVER_LOADER_H_ + +#include "driver_locator.h" +#include "driver_attributes.h" + +#define DRIVER_LOCATION_PREFIX "_DD_" + +typedef struct driver_loader *driver_loader_pt; + +celix_status_t driverLoader_create(bundle_context_pt context, driver_loader_pt *loader); +celix_status_t driverLoader_destroy(driver_loader_pt *loader); + +celix_status_t driverLoader_findDrivers(driver_loader_pt loader, array_list_pt locators, properties_pt properties, array_list_pt *driversIds); +celix_status_t driverLoader_findDriversForLocator(driver_loader_pt loader, driver_locator_service_pt locator, properties_pt properties, array_list_pt *driversIds); + +celix_status_t driverLoader_loadDrivers(driver_loader_pt loader, array_list_pt locators, array_list_pt driverIds, array_list_pt *references); +celix_status_t driverLoader_loadDriver(driver_loader_pt loader, array_list_pt locators, char *driverId, array_list_pt *references); +celix_status_t driverLoader_loadDriverForLocator(driver_loader_pt loader, driver_locator_service_pt locator, char *driverId, array_list_pt *references); + +celix_status_t driverLoader_unloadDrivers(driver_loader_pt loader, driver_attributes_pt finalDriver); + +#endif /* DRIVER_LOADER_H_ */ http://git-wip-us.apache.org/repos/asf/celix/blob/3bce889b/bundles/device_access/device_access/src/driver_matcher.c ---------------------------------------------------------------------- diff --git a/bundles/device_access/device_access/src/driver_matcher.c b/bundles/device_access/device_access/src/driver_matcher.c new file mode 100644 index 0000000..c7597d3 --- /dev/null +++ b/bundles/device_access/device_access/src/driver_matcher.c @@ -0,0 +1,274 @@ +/** + *Licensed to the Apache Software Foundation (ASF) under one + *or more contributor license agreements. See the NOTICE file + *distributed with this work for additional information + *regarding copyright ownership. The ASF licenses this file + *to you under the Apache License, Version 2.0 (the + *"License"); you may not use this file except in compliance + *with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + *Unless required by applicable law or agreed to in writing, + *software distributed under the License is distributed on an + *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + *specific language governing permissions and limitations + *under the License. + */ +/* + * driver_matcher.c + * + * \date Jun 20, 2011 + * \author <a href="mailto:d...@celix.apache.org";>Apache Celix Project Team</a> + * \copyright Apache License, Version 2.0 + */ +#include <stdlib.h> + +#include "hash_map.h" +#include "constants.h" + +#include "driver_matcher.h" +#include "log_helper.h" +#include "log_service.h" + + +struct driver_matcher { + hash_map_pt attributes; + array_list_pt matches; + log_helper_pt loghelper; + + bundle_context_pt context; +}; + +typedef struct match_key { + int matchValue; +}*match_key_t; + +static celix_status_t driverMatcher_get(driver_matcher_pt matcher, int key, array_list_pt *attributesV); +static celix_status_t driverMatcher_getBestMatchInternal(driver_matcher_pt matcher, match_pt *match); + +unsigned int driverMatcher_matchKeyHash(const void* match_key) { + match_key_t key = (match_key_t) match_key; + + return key->matchValue; +} + +int driverMatcher_matchKeyEquals(const void* key, const void* toCompare) { + return ((match_key_t) key)->matchValue == ((match_key_t) toCompare)->matchValue; +} + +celix_status_t driverMatcher_create(bundle_context_pt context, driver_matcher_pt *matcher) { + celix_status_t status = CELIX_SUCCESS; + + *matcher = calloc(1, sizeof(**matcher)); + if (!*matcher) { + status = CELIX_ENOMEM; + } else { + (*matcher)->matches = NULL; + (*matcher)->context = context; + (*matcher)->attributes = hashMap_create(driverMatcher_matchKeyHash, NULL, driverMatcher_matchKeyEquals, NULL); + + arrayList_create(&(*matcher)->matches); + + if(logHelper_create(context, &(*matcher)->loghelper) == CELIX_SUCCESS) { + logHelper_start((*matcher)->loghelper); + } + + } + + return status; +} + +celix_status_t driverMatcher_destroy(driver_matcher_pt *matcher) { + + if((*matcher) != NULL){ + + int i = 0; + + for(;i<arrayList_size((*matcher)->matches);i++){ + free(arrayList_get((*matcher)->matches,i)); + } + arrayList_destroy((*matcher)->matches); + + hash_map_iterator_pt iter = hashMapIterator_create((*matcher)->attributes); + while (hashMapIterator_hasNext(iter)) { + hash_map_entry_pt entry = hashMapIterator_nextEntry(iter); + match_key_t match = (match_key_t)hashMapEntry_getKey(entry); + array_list_pt list = (array_list_pt)hashMapEntry_getValue(entry); + free(match); + if (list != NULL) { + arrayList_destroy(list); + } + } + hashMapIterator_destroy(iter); + hashMap_destroy((*matcher)->attributes, false, false); + + logHelper_stop((*matcher)->loghelper); + logHelper_destroy(&(*matcher)->loghelper); + + free(*matcher); + } + + return CELIX_SUCCESS; +} + +celix_status_t driverMatcher_add(driver_matcher_pt matcher, int matchValue, driver_attributes_pt attributes) { + celix_status_t status = CELIX_SUCCESS; + + array_list_pt da = NULL; + status = driverMatcher_get(matcher, matchValue, &da); + if (status == CELIX_SUCCESS) { + arrayList_add(da, attributes); + + match_pt match = NULL; + match = calloc(1, sizeof(*match)); + if (!match) { + status = CELIX_ENOMEM; + } else { + match->matchValue = matchValue; + match->reference = NULL; + driverAttributes_getReference(attributes, &match->reference); + arrayList_add(matcher->matches, match); + } + } + + return status; +} + +celix_status_t driverMatcher_get(driver_matcher_pt matcher, int key, array_list_pt *attributes) { + celix_status_t status = CELIX_SUCCESS; + + match_key_t matchKeyS = calloc(1, sizeof(*matchKeyS)); + matchKeyS->matchValue = key; + + *attributes = hashMap_get(matcher->attributes, matchKeyS); + if (*attributes == NULL) { + arrayList_create(attributes); + match_key_t matchKey = calloc(1, sizeof(*matchKey)); + matchKey->matchValue = key; + hashMap_put(matcher->attributes, matchKey, *attributes); + } + + free(matchKeyS); + + return status; +} + +celix_status_t driverMatcher_getBestMatch(driver_matcher_pt matcher, service_reference_pt reference, match_pt *match) { + celix_status_t status = CELIX_SUCCESS; + + if (*match != NULL) { + status = CELIX_ILLEGAL_ARGUMENT; + } else { + service_reference_pt selectorRef = NULL; + status = bundleContext_getServiceReference(matcher->context, OSGI_DEVICEACCESS_DRIVER_SELECTOR_SERVICE_NAME, &selectorRef); + if (status == CELIX_SUCCESS) { + int index = -1; + if (selectorRef != NULL) { + driver_selector_service_pt selector = NULL; + status = bundleContext_getService(matcher->context, selectorRef, (void **) &selector); + if (status == CELIX_SUCCESS) { + if (selector != NULL) { + int size = -1; + status = selector->driverSelector_select(selector->selector, reference, matcher->matches, &index); + if (status == CELIX_SUCCESS) { + size = arrayList_size(matcher->matches); + if (index != -1 && index >= 0 && index < size) { + *match = arrayList_get(matcher->matches, index); + } + } + } + } + } + if (status == CELIX_SUCCESS && *match == NULL) { + status = driverMatcher_getBestMatchInternal(matcher, match); + } + } + } + + return status; +} + +celix_status_t driverMatcher_getBestMatchInternal(driver_matcher_pt matcher, match_pt *match) { + celix_status_t status = CELIX_SUCCESS; + + if (!hashMap_isEmpty(matcher->attributes)) { + match_key_t matchKey = NULL; + hash_map_iterator_pt iter = hashMapIterator_create(matcher->attributes); + while (hashMapIterator_hasNext(iter)) { + hash_map_entry_pt entry = hashMapIterator_nextEntry(iter); + match_key_t key = hashMapEntry_getKey(entry); + if (matchKey == NULL || matchKey->matchValue < key->matchValue) { + matchKey = key; + } + } + hashMapIterator_destroy(iter); + + array_list_pt das = hashMap_get(matcher->attributes, matchKey); + service_reference_pt best = NULL; + int i; + for (i = 0; i < arrayList_size(das); i++) { + driver_attributes_pt attributes = arrayList_get(das, i); + service_reference_pt reference = NULL; + + celix_status_t substatus = driverAttributes_getReference(attributes, &reference); + if (substatus == CELIX_SUCCESS) { + if (best != NULL) { + const char* rank1Str; + const char* rank2Str; + int rank1, rank2; + + rank1Str = "0"; + rank2Str = "0"; + + logHelper_log(matcher->loghelper, OSGI_LOGSERVICE_DEBUG, "DRIVER_MATCHER: Compare ranking"); + + serviceReference_getProperty(reference, OSGI_FRAMEWORK_SERVICE_RANKING, &rank1Str); + serviceReference_getProperty(reference, OSGI_FRAMEWORK_SERVICE_RANKING, &rank2Str); + + rank1 = atoi(rank1Str); + rank2 = atoi(rank2Str); + + if (rank1 != rank2) { + if (rank1 > rank2) { + best = reference; + } + } else { + const char* id1Str; + const char* id2Str; + long id1, id2; + + id1Str = NULL; + id2Str = NULL; + + logHelper_log(matcher->loghelper, OSGI_LOGSERVICE_DEBUG, "DRIVER_MATCHER: Compare id's"); + + serviceReference_getProperty(reference, OSGI_FRAMEWORK_SERVICE_ID, &id1Str); + serviceReference_getProperty(reference, OSGI_FRAMEWORK_SERVICE_ID, &id2Str); + + id1 = atol(id1Str); + id2 = atol(id2Str); + + if (id1 < id2) { + best = reference; + } + } + } else { + best = reference; + } + } + + } + + *match = calloc(1, sizeof(**match)); + if (!*match) { + status = CELIX_ENOMEM; + } else { + (*match)->matchValue = matchKey->matchValue; + (*match)->reference = best; + } + } + + return status; +}
