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#include "CStringCallBacks.h"
#include <Foundation/NSString.h>
#include <string.h> // for strcmp
#include <stdlib.h> // for free
static NSUInteger cstring_hash(NSMapTable *t, const void *p)
{
const char *s = p;
unsigned h = 0;
int c;
while ((c = *s++) != 0) {
h = (h << 27) ^ c ^ (h >> 5);
}
return h;
}
static BOOL cstring_isEqual(NSMapTable *t, const void *p1, const void *p2)
{
const char *s1 = p1;
const char *s2 = p2;
return strcmp(s1, s2) == 0;
}
static void cstring_retain(NSMapTable *t, const void *p)
{
}
static void cstring_release(NSMapTable *t, void *p)
{
free(p);
}
static NSString *cstring_describe(NSMapTable *t, const void *p)
{
const char *s = p;
return [NSString stringWithCString:s];
}
static NSUInteger cstring_hash2 (NSHashTable *t, const void *p)
{
return cstring_hash ((NSMapTable*)t, p);
}
static BOOL cstring_isEqual2(NSHashTable *t, const void *p1, const void *p2)
{
return cstring_isEqual((NSMapTable*)t, p1, p2);
}
static void cstring_retain2(NSHashTable *t, const void *p)
{
cstring_retain((NSMapTable*)t, p);
}
static void cstring_release2(NSHashTable *t, void *p)
{
cstring_release((NSMapTable*)t, p);
}
static NSString *cstring_describe2(NSHashTable *t, const void *p)
{
return cstring_describe((NSMapTable*)t, p);
}
NSMapTableKeyCallBacks CStringMapKeyCallBacks = {
cstring_hash,
cstring_isEqual,
cstring_retain,
cstring_release,
cstring_describe
};
NSHashTableCallBacks CStringHashCallBacks = {
cstring_hash2,
cstring_isEqual2,
cstring_retain2,
cstring_release2,
cstring_describe2
};
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