/* public interfaces for block io routines */

#ifndef _BLOCK_H
#define _BLOCK_H

/*#define IBEX_STATS*/		/* define to get/dump block access stats */

#include <glib.h>

/* version of file format */
#define IBEX_VERSION "ibx6"

typedef guint32 nameid_t;
typedef guint32 blockid_t;

#define BLOCK_BITS (8)
#define BLOCK_SIZE (1<<BLOCK_BITS)
#define CACHE_SIZE 256		/* blocks in disk cache */

/* root block */
struct _root {
	char version[4];

	blockid_t free;		/* list of free blocks */
	blockid_t roof;		/* top of allocated space, everything below is in a free or used list */
	blockid_t tail;		/* list of 'tail' blocks */

	blockid_t words;	/* root of words index */
	blockid_t names;	/* root of names index */

	char flags;		/* state flags */

	/* makes structure fill up to 1024 bytes */
	char dummy[1024 - (sizeof(char)*5) - (sizeof(blockid_t)*5)];
};

#define IBEX_ROOT_SYNCF (1<<0)	/* file is synced */

/* basic disk structure for (data) blocks */
struct _block {
	unsigned int next:32-BLOCK_BITS;	/* next block */
	unsigned int used:BLOCK_BITS;		/* number of elements used */

	nameid_t bl_data[(BLOCK_SIZE-4)/4];	/* references */
};

/* custom list structure, for a simple/efficient cache */
struct _listnode {
	struct _listnode *next;
	struct _listnode *prev;
};
struct _list {
	struct _listnode *head;
	struct _listnode *tail;
	struct _listnode *tailpred;
};

void ibex_list_new(struct _list *v);
struct _listnode *ibex_list_addhead(struct _list *l, struct _listnode *n);
struct _listnode *ibex_list_addtail(struct _list *l, struct _listnode *n);
struct _listnode *ibex_list_remove(struct _listnode *n);

/* in-memory structure for block cache */
struct _memblock {
	struct _memblock *next;
	struct _memblock *prev;

	blockid_t block;
	int flags;

	struct _block data;
};
#define BLOCK_DIRTY (1<<0)

struct _memcache {
	struct _list nodes;
	int count;		/* nodes in cache */

	GHashTable *index;	/* blockid->memblock mapping */
	int fd;			/* file fd */

#ifdef IBEX_STATS
	GHashTable *stats;
#endif
	struct _root root;	/* root block */

	/* temporary here */
	struct _IBEXWord *words; /* word index */
};

#ifdef IBEX_STATS
struct _stat_info {
	int read;
	int write;
	int cache_hit;
	int cache_miss;
};
#endif /* IBEX_STATS */

struct _memcache *ibex_block_cache_open(const char *name, int flags, int mode);
void ibex_block_cache_close(struct _memcache *block_cache);
void ibex_block_cache_sync(struct _memcache *block_cache);
void ibex_block_cache_flush(struct _memcache *block_cache);

blockid_t ibex_block_get(struct _memcache *block_cache);
void ibex_block_free(struct _memcache *block_cache, blockid_t blockid);
void ibex_block_dirty(struct _block *block);
struct _block *ibex_block_read(struct _memcache *block_cache, blockid_t blockid);

#define block_number(x) ((x)>>BLOCK_BITS)
#define block_location(x) ((x)<<BLOCK_BITS)

#endif /* ! _BLOCK_H */
tron4/files/serve-10.1.2'>dependabot/npm_and_yarn/devel/electron4/files/serve-10.1.2</option>
<option value='dependabot/npm_and_yarn/devel/electron4/files/y18n-3.2.2'>dependabot/npm_and_yarn/devel/electron4/files/y18n-3.2.2</option>
<option value='dependabot/npm_and_yarn/devel/electron6/files/elliptic-6.5.3'>dependabot/npm_and_yarn/devel/electron6/files/elliptic-6.5.3</option>
<option value='dependabot/npm_and_yarn/devel/electron6/files/elliptic-6.5.4'>dependabot/npm_and_yarn/devel/electron6/files/elliptic-6.5.4</option>
<option value='dependabot/npm_and_yarn/devel/electron6/files/ini-1.3.8'>dependabot/npm_and_yarn/devel/electron6/files/ini-1.3.8</option>
<option value='dependabot/npm_and_yarn/devel/electron6/files/lodash-4.17.19'>dependabot/npm_and_yarn/devel/electron6/files/lodash-4.17.19</option>
<option value='dependabot/npm_and_yarn/devel/electron6/files/lodash.merge-4.6.2'>dependabot/npm_and_yarn/devel/electron6/files/lodash.merge-4.6.2</option>
<option value='dependabot/npm_and_yarn/devel/electron6/files/node-fetch-2.6.1'>dependabot/npm_and_yarn/devel/electron6/files/node-fetch-2.6.1</option>
<option value='dependabot/npm_and_yarn/devel/electron6/files/serve-10.1.2'>dependabot/npm_and_yarn/devel/electron6/files/serve-10.1.2</option>
<option value='gnome-3.22'>gnome-3.22</option>
<option value='gnome-3.24' selected='selected'>gnome-3.24</option>
<option value='gnome-3.26'>gnome-3.26</option>
<option value='gnome-3.28'>gnome-3.28</option>
<option value='gnome-3.32'>gnome-3.32</option>
<option value='gnome-3.36'>gnome-3.36</option>
<option value='gstreamer'>gstreamer</option>
<option value='gstreamer-1.16'>gstreamer-1.16</option>
<option value='gstreamer0.10-removal'>gstreamer0.10-removal</option>
<option value='main'>main</option>
<option value='master'>master</option>
<option value='mate-1.16'>mate-1.16</option>
<option value='mate-1.18'>mate-1.18</option>
<option value='mate-1.20'>mate-1.20</option>
<option value='mate-1.22'>mate-1.22</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>FreeBSD GNOME current development ports (https://github.com/freebsd/freebsd-ports-gnome)</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/about/?h=gnome-3.24'>about</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/?h=gnome-3.24'>summary</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/refs/?h=gnome-3.24&amp;id=86f7eb748cfe0d1d967854ecc353ccd1e142cbfd'>refs</a><a class='active' href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/log/emulators/advancemenu?h=gnome-3.24'>log</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/tree/emulators/advancemenu?h=gnome-3.24&amp;id=86f7eb748cfe0d1d967854ecc353ccd1e142cbfd'>tree</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=86f7eb748cfe0d1d967854ecc353ccd1e142cbfd'>commit</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/diff/emulators/advancemenu?h=gnome-3.24&amp;id=86f7eb748cfe0d1d967854ecc353ccd1e142cbfd'>diff</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/stats/emulators/advancemenu?h=gnome-3.24'>stats</a></td><td class='form'><form class='right' method='get' action='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/log/emulators/advancemenu'>
<input type='hidden' name='h' value='gnome-3.24'/><input type='hidden' name='id' value='86f7eb748cfe0d1d967854ecc353ccd1e142cbfd'/><select name='qt'>
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<div class='path'>path: <a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/log/?h=gnome-3.24&amp;id=86f7eb748cfe0d1d967854ecc353ccd1e142cbfd'>root</a>/<a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/log/emulators?h=gnome-3.24&amp;id=86f7eb748cfe0d1d967854ecc353ccd1e142cbfd'>emulators</a>/<a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/log/emulators/advancemenu?h=gnome-3.24&amp;id=86f7eb748cfe0d1d967854ecc353ccd1e142cbfd'>advancemenu</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th></th><th class='left'>Commit message (<a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/log/emulators/advancemenu?h=gnome-3.24&amp;id=86f7eb748cfe0d1d967854ecc353ccd1e142cbfd&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Age</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=85617bfa14b5636efea0f209cde7bfc3bf9988f0'>- Update to 2.5.0.</a></td><td>araujo</td><td><span title='2010-10-23 05:02:29 +0800'>2010-10-23</span></td><td>2</td><td><span class='deletions'>-5</span>/<span class='insertions'>+5</span></td></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=28762757639963da6eda436b0b409595d8105b78'>- Drop maintainership.</a></td><td>alepulver</td><td><span title='2010-10-11 13:41:24 +0800'>2010-10-11</span></td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=572372b987ed91229b78c6f9c5ba00891dadcd77'>- Switch SourceForge ports to the new File Release System: categories startin...</a></td><td>amdmi3</td><td><span title='2009-08-22 08:20:34 +0800'>2009-08-22</span></td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+1</span></td></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=c8007265d81e778bec43e1f7b073b196887b3604'>Update CONFIGURE_ARGS for how we pass CONFIGURE_TARGET to configure script.</a></td><td>rafan</td><td><span title='2008-08-21 14:18:49 +0800'>2008-08-21</span></td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+0</span></td></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=a397d77c1b7be11a46c0d5aed3cfd96a21b52c43'>- Update to version 2.4.14.</a></td><td>alepulver</td><td><span title='2008-06-04 06:36:54 +0800'>2008-06-04</span></td><td>3</td><td><span class='deletions'>-25</span>/<span class='insertions'>+4</span></td></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=2895a9029075337c88e9fc87cba9c8a107f0fbfb'>- Chase devel/sdl12 shlib version bump</a></td><td>miwi</td><td><span title='2008-03-13 22:28:35 +0800'>2008-03-13</span></td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=87f4d471fb27b9547c1a0de221b51f4c31684157'>- Welcome X.org 7.2 \o/.</a></td><td>flz</td><td><span title='2007-05-20 04:36:56 +0800'>2007-05-20</span></td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+1</span></td></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=aee2f2718de8ff96c9513c8af04936b5f2ed1bd5'>- Fix building with GCC 4.x.</a></td><td>alepulver</td><td><span title='2007-03-28 01:52:49 +0800'>2007-03-28</span></td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+20</span></td></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=9fc998046286c3171ca5cd1654bef17e13f520e1'>- Fix pkg-plist (avoid creating useless empty directory).</a></td><td>alepulver</td><td><span title='2007-03-22 02:54:07 +0800'>2007-03-22</span></td><td>1</td><td><span class='deletions'>-3</span>/<span class='insertions'>+1</span></td></tr>
<tr><td class='commitgraph'>* </td><td><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/commit/emulators/advancemenu?h=gnome-3.24&amp;id=1bd3dcc068f6779c53e82bf7cc89e42f8b693d53'>BROKEN: Incomplete pkg-plist</a></td><td>kris</td><td><span title='2007-03-18 06:13:26 +0800'>2007-03-18</span></td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+2</span></td></tr>