mirror of https://github.com/schoebel/mars
75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
// (c) 2010 Thomas Schoebel-Theuer / 1&1 Internet AG
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#ifndef MARS_TRANS_LOGGER_H
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#define MARS_TRANS_LOGGER_H
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#define REGION_SIZE_BITS 22
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#define REGION_SIZE (1 << REGION_SIZE_BITS)
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#define TRANS_HASH_MAX 32
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#include <linux/time.h>
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struct log_header {
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struct timespec l_stamp;
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loff_t l_pos;
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int l_len;
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int l_code;
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};
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////////////////////////////////////////////////////////////////////
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struct logger_queue {
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spinlock_t q_lock;
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struct list_head q_anchor;
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};
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////////////////////////////////////////////////////////////////////
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struct hash_anchor {
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rwlock_t hash_lock;
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struct list_head hash_anchor;
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};
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struct trans_logger_mars_ref_aspect {
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GENERIC_ASPECT(mars_ref);
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struct list_head hash_head;
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struct list_head q_head;
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struct trans_logger_mars_ref_aspect *shadow_ref;
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void *orig_data;
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struct trans_logger_output *output;
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struct timespec stamp;
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struct generic_callback cb;
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struct trans_logger_mars_ref_aspect *orig_mref_a;
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};
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struct trans_logger_brick {
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MARS_BRICK(trans_logger);
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};
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struct trans_logger_output {
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MARS_OUTPUT(trans_logger);
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struct hash_anchor hash_table[TRANS_HASH_MAX];
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struct task_struct *thread;
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wait_queue_head_t event;
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// queues
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struct logger_queue q_phase1;
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struct logger_queue q_phase2;
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struct logger_queue q_phase3;
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struct logger_queue q_phase4;
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};
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struct trans_logger_input {
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MARS_INPUT(trans_logger);
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loff_t log_pos;
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struct mars_ref_object *log_mref;
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int validflag_offset;
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int reallen_offset;
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int payload_offset;
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int payload_len;
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struct trans_logger_output hidden_output;
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struct generic_object_layout ref_object_layout;
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};
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MARS_TYPES(trans_logger);
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#endif
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