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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/linux/textsearch.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/linux/textsearch.h')
-rw-r--r--ANDROID_3.4.5/include/linux/textsearch.h178
1 files changed, 0 insertions, 178 deletions
diff --git a/ANDROID_3.4.5/include/linux/textsearch.h b/ANDROID_3.4.5/include/linux/textsearch.h
deleted file mode 100644
index cfaee869..00000000
--- a/ANDROID_3.4.5/include/linux/textsearch.h
+++ /dev/null
@@ -1,178 +0,0 @@
-#ifndef __LINUX_TEXTSEARCH_H
-#define __LINUX_TEXTSEARCH_H
-
-#include <linux/types.h>
-#include <linux/list.h>
-#include <linux/kernel.h>
-#include <linux/err.h>
-#include <linux/slab.h>
-
-struct module;
-
-struct ts_config;
-
-#define TS_AUTOLOAD 1 /* Automatically load textsearch modules when needed */
-#define TS_IGNORECASE 2 /* Searches string case insensitively */
-
-/**
- * struct ts_state - search state
- * @offset: offset for next match
- * @cb: control buffer, for persistent variables of get_next_block()
- */
-struct ts_state
-{
- unsigned int offset;
- char cb[40];
-};
-
-/**
- * struct ts_ops - search module operations
- * @name: name of search algorithm
- * @init: initialization function to prepare a search
- * @find: find the next occurrence of the pattern
- * @destroy: destroy algorithm specific parts of a search configuration
- * @get_pattern: return head of pattern
- * @get_pattern_len: return length of pattern
- * @owner: module reference to algorithm
- */
-struct ts_ops
-{
- const char *name;
- struct ts_config * (*init)(const void *, unsigned int, gfp_t, int);
- unsigned int (*find)(struct ts_config *,
- struct ts_state *);
- void (*destroy)(struct ts_config *);
- void * (*get_pattern)(struct ts_config *);
- unsigned int (*get_pattern_len)(struct ts_config *);
- struct module *owner;
- struct list_head list;
-};
-
-/**
- * struct ts_config - search configuration
- * @ops: operations of chosen algorithm
- * @flags: flags
- * @get_next_block: callback to fetch the next block to search in
- * @finish: callback to finalize a search
- */
-struct ts_config
-{
- struct ts_ops *ops;
- int flags;
-
- /**
- * get_next_block - fetch next block of data
- * @consumed: number of bytes consumed by the caller
- * @dst: destination buffer
- * @conf: search configuration
- * @state: search state
- *
- * Called repeatedly until 0 is returned. Must assign the
- * head of the next block of data to &*dst and return the length
- * of the block or 0 if at the end. consumed == 0 indicates
- * a new search. May store/read persistent values in state->cb.
- */
- unsigned int (*get_next_block)(unsigned int consumed,
- const u8 **dst,
- struct ts_config *conf,
- struct ts_state *state);
-
- /**
- * finish - finalize/clean a series of get_next_block() calls
- * @conf: search configuration
- * @state: search state
- *
- * Called after the last use of get_next_block(), may be used
- * to cleanup any leftovers.
- */
- void (*finish)(struct ts_config *conf,
- struct ts_state *state);
-};
-
-/**
- * textsearch_next - continue searching for a pattern
- * @conf: search configuration
- * @state: search state
- *
- * Continues a search looking for more occurrences of the pattern.
- * textsearch_find() must be called to find the first occurrence
- * in order to reset the state.
- *
- * Returns the position of the next occurrence of the pattern or
- * UINT_MAX if not match was found.
- */
-static inline unsigned int textsearch_next(struct ts_config *conf,
- struct ts_state *state)
-{
- unsigned int ret = conf->ops->find(conf, state);
-
- if (conf->finish)
- conf->finish(conf, state);
-
- return ret;
-}
-
-/**
- * textsearch_find - start searching for a pattern
- * @conf: search configuration
- * @state: search state
- *
- * Returns the position of first occurrence of the pattern or
- * UINT_MAX if no match was found.
- */
-static inline unsigned int textsearch_find(struct ts_config *conf,
- struct ts_state *state)
-{
- state->offset = 0;
- return textsearch_next(conf, state);
-}
-
-/**
- * textsearch_get_pattern - return head of the pattern
- * @conf: search configuration
- */
-static inline void *textsearch_get_pattern(struct ts_config *conf)
-{
- return conf->ops->get_pattern(conf);
-}
-
-/**
- * textsearch_get_pattern_len - return length of the pattern
- * @conf: search configuration
- */
-static inline unsigned int textsearch_get_pattern_len(struct ts_config *conf)
-{
- return conf->ops->get_pattern_len(conf);
-}
-
-extern int textsearch_register(struct ts_ops *);
-extern int textsearch_unregister(struct ts_ops *);
-extern struct ts_config *textsearch_prepare(const char *, const void *,
- unsigned int, gfp_t, int);
-extern void textsearch_destroy(struct ts_config *conf);
-extern unsigned int textsearch_find_continuous(struct ts_config *,
- struct ts_state *,
- const void *, unsigned int);
-
-
-#define TS_PRIV_ALIGNTO 8
-#define TS_PRIV_ALIGN(len) (((len) + TS_PRIV_ALIGNTO-1) & ~(TS_PRIV_ALIGNTO-1))
-
-static inline struct ts_config *alloc_ts_config(size_t payload,
- gfp_t gfp_mask)
-{
- struct ts_config *conf;
-
- conf = kzalloc(TS_PRIV_ALIGN(sizeof(*conf)) + payload, gfp_mask);
- if (conf == NULL)
- return ERR_PTR(-ENOMEM);
-
- return conf;
-}
-
-static inline void *ts_config_priv(struct ts_config *conf)
-{
- return ((u8 *) conf + TS_PRIV_ALIGN(sizeof(struct ts_config)));
-}
-
-#endif