| 1 | /********************************************************************** |
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| 2 | * Copyright (c) 2005-2008 David Carter <dcarter@arm4.org> and others. |
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| 3 | * All rights reserved. This program and the accompanying materials |
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| 4 | * are made available under the terms of the Eclipse Public License v1.0 |
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| 5 | * which accompanies this distribution, and is available at |
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| 6 | * http://www.eclipse.org/legal/epl-v10.html |
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| 7 | * |
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| 8 | * Contributors: |
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| 9 | * David Carter - Initial API and implementation |
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| 10 | **********************************************************************/ |
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| 11 | |
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| 12 | #ifndef ARM4DBDAEMONSHAREDMEMORY_H |
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| 13 | #define ARM4DBDAEMONSHAREDMEMORY_H 1 |
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| 14 | |
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| 15 | #include "arm4_shm.h" |
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| 16 | #include "Arm4dbSharedMemory.h" |
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| 17 | |
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| 18 | class Arm4dbDaemonSharedMemory : |
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| 19 | public Arm4dbSharedMemory |
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| 20 | { |
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| 21 | |
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| 22 | public: |
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| 23 | // Constructors |
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| 24 | Arm4dbDaemonSharedMemory (); |
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| 25 | |
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| 26 | // Destructors |
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| 27 | virtual ~Arm4dbDaemonSharedMemory (); |
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| 28 | |
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| 29 | // Accessors |
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| 30 | |
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| 31 | // Mutators |
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| 32 | |
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| 33 | // Operations |
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| 34 | static void *shmCreate (arm_boolean_t start_as_null); |
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| 35 | static void shmDestroy (void); |
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| 36 | |
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| 37 | static void setUmask (int umask); |
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| 38 | static pid_t setDaemon (arm_boolean_t force); |
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| 39 | static pid_t getActiveDaemon (void); |
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| 40 | static pid_t clearDaemon (void); |
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| 41 | |
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| 42 | // Application instance queue |
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| 43 | static int getAppInstances (arm4_shm_application_instance_t *app_instance_ptr); |
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| 44 | static int getAppGroup (arm4_shm_property_t *app_group_ptr); |
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| 45 | static int getAppInstanceId (arm4_shm_property_t *property_ptr); |
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| 46 | static int getAppContext (arm4_shm_context_property_t *property_ptr); |
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| 47 | static int getAppAddress (arm4_shm_address_t *address_ptr); |
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| 48 | |
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| 49 | // Transaction instance queue |
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| 50 | static int getTranInstances (arm4_shm_transaction_instance_t *tran_instance_ptr); |
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| 51 | static int getTranContext (arm4_shm_context_property_t *property_ptr); |
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| 52 | static int getTranUri (arm4_shm_uri_t *uri_ptr); |
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| 53 | static int getTranMetricValues (arm4_shm_metric_value_t *metric_ptr); |
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| 54 | static int getTranUser (arm4_shm_user_t *user_ptr); |
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| 55 | static int getTranDiag (arm4_shm_diag_t *diag_ptr); |
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| 56 | |
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| 57 | // Correlator queue |
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| 58 | static int getCorellators (arm4_shm_correlator_t *correlator_ptr); |
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| 59 | |
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| 60 | // Sequence queue |
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| 61 | static int getSequence (arm4_shm_db_sequence_t *sequence_ptr); |
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| 62 | |
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| 63 | // Application registration |
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| 64 | static int getRegisterApplication (arm4_shm_register_application_t *message_ptr); |
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| 65 | static void registerApplicationReturn (int application_index, arm_id_t appid, arm_boolean_t is_new); |
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| 66 | static int getRegisterApplicationIdentity (arm4_shm_register_application_identity_t *message_ptr); |
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| 67 | static int getRegisterApplicationContext (arm4_shm_register_application_context_t *message_ptr); |
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| 68 | |
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| 69 | // Transaction registration |
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| 70 | static int getRegisterTransaction (arm4_shm_register_transaction_t *message_ptr); |
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| 71 | static void registerTransactionReturn (int transaction_index, arm_id_t tran_id, arm_boolean_t is_new); |
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| 72 | static int getRegisterTransactionIdentity (arm4_shm_register_application_identity_t *message_ptr); |
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| 73 | static int getRegisterTransactionContext (arm4_shm_register_application_context_t *message_ptr); |
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| 74 | static int getRegisterTransactionUri (arm4_shm_register_transaction_uri_t *message_ptr); |
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| 75 | static int getRegisterTransactionMetricBinding (arm4_shm_register_transaction_metric_t *message_ptr); |
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| 76 | |
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| 77 | // Metric registration |
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| 78 | static int getRegisterMetric (arm4_shm_register_metric_t *message_ptr); |
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| 79 | static void registerMetricReturn (int metric_index, arm_id_t metric_id); |
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| 80 | |
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| 81 | static void getStats (arm4_shm_stats_t *stats_ptr); |
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| 82 | static void sampleFlush (void); |
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| 83 | |
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| 84 | // Utility commands |
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| 85 | static void utilityCommand (long command); |
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| 86 | static int getUtilityCommand (arm4_shm_utility_t *message_ptr); |
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| 87 | |
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| 88 | static int waitingMessageCount (void); |
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| 89 | |
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| 90 | // Operators |
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| 91 | |
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| 92 | private: |
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| 93 | |
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| 94 | static int getMessage (void *buffer_ptr, int buffer_size, long type); |
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| 95 | |
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| 96 | static void create_semaphores (void); |
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| 97 | static void destroy_semaphores (void); |
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| 98 | }; |
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| 99 | |
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| 100 | #endif /* ARM4DBDAEMONSHAREDMEMORY_H */ |
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