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/* comparing.c: This is -*- c -*-
This file implements the PLIs... functions
*/
#include "proplistP.h"
/* forward prototype */
BOOL PLStrCmp(proplist_t pl1, proplist_t pl2);
BOOL (*plStrCmp)(proplist_t, proplist_t) = &PLStrCmp;
void PLSetStringCmpHook(BOOL(*fn)(proplist_t, proplist_t))
{
if(!fn)
plStrCmp = &PLStrCmp;
else
plStrCmp = fn;
}
BOOL PLStrCmp(proplist_t pl1, proplist_t pl2)
{
plptr_t int1, int2;
int1 = pl1; int2 = pl2;
if(!strcmp(int1->t.str.string, int2->t.str.string))
return YES;
else
return NO;
}
BOOL PLIsString(proplist_t pl)
{
if(((plptr_t)pl)->type == PLSTRING)
return YES;
return NO;
}
BOOL PLIsData(proplist_t pl)
{
if(((plptr_t)pl)->type == PLDATA)
return YES;
return NO;
}
BOOL PLIsArray(proplist_t pl)
{
if(((plptr_t)pl)->type == PLARRAY)
return YES;
return NO;
}
BOOL PLIsDictionary(proplist_t pl)
{
if(((plptr_t)pl)->type == PLDICTIONARY)
return YES;
return NO;
}
BOOL PLIsSimple(proplist_t pl)
{
if(PLIsString(pl)||PLIsData(pl))
return YES;
return NO;
}
BOOL PLIsCompound(proplist_t pl)
{
if(PLIsArray(pl)||PLIsDictionary(pl))
return YES;
return NO;
}
BOOL PLIsEqual(proplist_t pl1, proplist_t pl2)
{
plptr_t int1, int2;
int i;
int1 = pl1; int2 = pl2;
if((int1->type != int2->type))
return NO;
switch(int1->type)
{
case PLSTRING:
return (*plStrCmp)(pl1, pl2);
case PLDATA:
if(int1->t.data.length != int2->t.data.length)
return NO;
if(memcmp(int1->t.data.data, int2->t.data.data, int1->t.data.length)!=0)
return NO;
return YES;
case PLARRAY:
if(int1->t.array.number != int2->t.array.number)
return NO;
for(i=0;i<int1->t.array.number;i++)
if(!PLIsEqual(int1->t.array.elements[i],
int2->t.array.elements[i]))
return NO;
return YES;
case PLDICTIONARY:
if(int1->t.dict.number != int2->t.dict.number)
return NO;
for(i=0;i<int1->t.dict.number;i++)
if(!PLIsEqual(int1->t.dict.keys[i],
int2->t.dict.keys[i]) ||
!PLIsEqual(int1->t.dict.values[i],
int2->t.dict.values[i]))
return NO;
return YES;
default:
return NO;
}
}
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