hash/delete.c File Reference

#include <sys/types.h>
#include "asset.h"
#include "hash.h"
#include "utils/hash.h"

Include dependency graph for hash/delete.c:

Go to the source code of this file.

Functions
static int	hashDeleteComp (const void *a, const void *b)
void *	hashDelete (Hash this, const char *search, size_t nsearch)
void *	hashDeleteByVal (Hash this, unsigned long hash)

Detailed Description

Author

Georg Hopp

Copyright

Copyright © 2012 Georg Hopp

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Definition in file hash/delete.c.

Function Documentation

void* hashDelete	(	Hash	this,
		const char *	search,
		size_t	nsearch
	)

Definition at line 48 of file hash/delete.c.

References hashDeleteComp(), sdbm(), and treeDelete().

Referenced by applicationSessionGet(), assetPoolRelease(), and main().

{
    unsigned long   hash   = sdbm((const unsigned char *)search, nsearch);
    void          * found = NULL;

    found = treeDelete(&(this->root), &hash, hashDeleteComp);

    return found;
}

Here is the call graph for this function:

Here is the caller graph for this function:

void* hashDeleteByVal	(	Hash	this,
		unsigned long	hash
	)

Definition at line 59 of file hash/delete.c.

References hashDeleteComp(), and treeDelete().

Referenced by applicationSessionStop().

{
    void * found = treeDelete(&(this->root), &hash, hashDeleteComp);

    return found;
}

Here is the call graph for this function:

Here is the caller graph for this function:

static int hashDeleteComp ( const void *  a, const void *  b  )

inlinestatic

Definition at line 32 of file hash/delete.c.

References hashableGetHash().

Referenced by hashDelete(), and hashDeleteByVal().

{
    unsigned long hash_a = hashableGetHash((void*)a);

    if (hash_a < *(const unsigned long*)b) {
        return -1;
    }
    
    if (hash_a > *(const unsigned long*)b) {
        return 1;
    }

    return 0;
}

Here is the call graph for this function:

Here is the caller graph for this function: