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cmPrefs.h/c: Added cmPrefsGetUInt().

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This commit is contained in:
kevin 2013-03-28 23:20:58 -07:00
parent bf278aaa99
commit aec942c05a
2 changed files with 67 additions and 40 deletions
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64
cmPrefs.c
View File

@ -472,7 +472,7 @@ void _cmPrefsFormPath( cmPr_t* p, const cmPrNode_t* np )
} }
} }
cmPrRC_t _cmPrefsValue( cmPr_t* p, const cmPrNode_t* np, const cmJsonNode_t* jnp, bool* bvp, int* ivp, double* rvp, const cmChar_t** svp, unsigned retEleCnt ) cmPrRC_t _cmPrefsValue( cmPr_t* p, const cmPrNode_t* np, const cmJsonNode_t* jnp, bool* bvp, unsigned* uvp, int* ivp, double* rvp, const cmChar_t** svp, unsigned retEleCnt )
{ {
cmJsRC_t jsRC = kOkJsRC; cmJsRC_t jsRC = kOkJsRC;
const char* typeLabel = NULL; const char* typeLabel = NULL;
@ -489,6 +489,12 @@ cmPrRC_t _cmPrefsValue( cmPr_t* p, const cmPrNode_t* np, const cmJsonNode_t* jnp
jsRC = cmJsonBoolValue(jnp,bvp); jsRC = cmJsonBoolValue(jnp,bvp);
typeLabel = "bool"; typeLabel = "bool";
} }
else
if( uvp != NULL )
{
jsRC = cmJsonUIntValue(jnp,uvp);
typeLabel = "uint";
}
else else
if( ivp != NULL ) if( ivp != NULL )
{ {
@ -522,14 +528,19 @@ cmPrRC_t _cmPrefsValue( cmPr_t* p, const cmPrNode_t* np, const cmJsonNode_t* jnp
} }
cmPrRC_t _cmPrefsGetValue( cmPrH_t h, unsigned id, bool* bvp, int* ivp, double* rvp, const cmChar_t** svp, unsigned* eleCntPtr, unsigned eleIdx ) // if eleCntPtr is null then assume the value is a scalar
cmPrRC_t _cmPrefsGetValue( cmPrH_t h, unsigned id, bool* bvp, unsigned* uvp, int* ivp, double* rvp, const cmChar_t** svp, unsigned* eleCntPtr, unsigned eleIdx )
{ {
cmPrRC_t rc = kOkPrRC; cmPrRC_t rc = kOkPrRC;
cmPr_t* p = _cmPrefsHandleToPtr(h); cmPr_t* p = _cmPrefsHandleToPtr(h);
cmPrNode_t* np = NULL; cmPrNode_t* np = NULL;
unsigned eleCnt = 1;
if( eleCntPtr != NULL )
eleCnt = *eleCntPtr;
// if no return buffer was given - do nothing // if no return buffer was given - do nothing
if( *eleCntPtr == 0 ) if( eleCnt == 0 )
return kOkPrRC; return kOkPrRC;
// locate the pref node from 'id' // locate the pref node from 'id'
@ -542,9 +553,12 @@ cmPrRC_t _cmPrefsGetValue( cmPrH_t h, unsigned id, bool* bvp, int* ivp, double*
// if the requested pref. var is a scalar // if the requested pref. var is a scalar
if( cmJsonIsArray(np->nodePtr) == false ) if( cmJsonIsArray(np->nodePtr) == false )
{ {
if((rc = _cmPrefsValue(p,np,np->nodePtr,bvp,ivp,rvp,svp,*eleCntPtr)) == kOkPrRC ) if((rc = _cmPrefsValue(p,np,np->nodePtr,bvp,uvp,ivp,rvp,svp,eleCnt)) == kOkPrRC )
{
if( eleCntPtr != NULL )
*eleCntPtr = 1; *eleCntPtr = 1;
} }
}
else // the request pref. var. is an array else // the request pref. var. is an array
{ {
unsigned i = 0; unsigned i = 0;
@ -554,8 +568,9 @@ cmPrRC_t _cmPrefsGetValue( cmPrH_t h, unsigned id, bool* bvp, int* ivp, double*
if( eleIdx == cmInvalidIdx ) if( eleIdx == cmInvalidIdx )
{ {
// if the return buffer is too small to hold all of the values. // if the return buffer is too small to hold all of the values.
if( *eleCntPtr < n ) if( eleCnt < n )
{ {
if( eleCntPtr != NULL )
*eleCntPtr = 0; *eleCntPtr = 0;
_cmPrefsFormPath(p,np); _cmPrefsFormPath(p,np);
rc = cmErrMsg(&p->err,kBufTooSmallPrRC,"The return array for the preference variable '%s' (id:%i) is too small to hold '%i elements",p->pathBuf,np->id,n); rc = cmErrMsg(&p->err,kBufTooSmallPrRC,"The return array for the preference variable '%s' (id:%i) is too small to hold '%i elements",p->pathBuf,np->id,n);
@ -567,10 +582,11 @@ cmPrRC_t _cmPrefsGetValue( cmPrH_t h, unsigned id, bool* bvp, int* ivp, double*
{ {
const cmJsonNode_t* cnp = cmJsonArrayElement(np->nodePtr,i); const cmJsonNode_t* cnp = cmJsonArrayElement(np->nodePtr,i);
if((rc= _cmPrefsValue(p,np,cnp,bvp==NULL?NULL:bvp+i,ivp==NULL?NULL:ivp+i,rvp==NULL?NULL:rvp+i,svp==NULL?NULL:svp+i,1)) != kOkPrRC ) if((rc= _cmPrefsValue(p,np,cnp,bvp==NULL?NULL:bvp+i,uvp==NULL?NULL:uvp+i,ivp==NULL?NULL:ivp+i,rvp==NULL?NULL:rvp+i,svp==NULL?NULL:svp+i,1)) != kOkPrRC )
goto errLabel; goto errLabel;
} }
if( eleCntPtr != NULL )
*eleCntPtr = n; *eleCntPtr = n;
} }
else // a single ele of the array was requested else // a single ele of the array was requested
@ -589,30 +605,38 @@ cmPrRC_t _cmPrefsGetValue( cmPrH_t h, unsigned id, bool* bvp, int* ivp, double*
assert(cnp != NULL ); assert(cnp != NULL );
// read the element from the array // read the element from the array
if((rc = _cmPrefsValue(p,np,cnp,bvp,ivp,rvp,svp,*eleCntPtr)) == kOkPrRC ) if((rc = _cmPrefsValue(p,np,cnp,bvp,uvp,ivp,rvp,svp,eleCnt)) == kOkPrRC )
{
if( eleCntPtr != NULL)
*eleCntPtr = 1; *eleCntPtr = 1;
}
} }
} }
errLabel: errLabel:
if( rc != kOkPrRC ) if( rc != kOkPrRC )
{
if( eleCntPtr != NULL )
*eleCntPtr = 0; *eleCntPtr = 0;
}
return rc; return rc;
} }
cmPrRC_t cmPrefsGetBool( cmPrH_t h, unsigned id, bool* vp, unsigned* eleCntPtr ) cmPrRC_t cmPrefsGetBool( cmPrH_t h, unsigned id, bool* vp, unsigned* eleCntPtr )
{ return _cmPrefsGetValue(h, id, vp, NULL, NULL, NULL, eleCntPtr, cmInvalidIdx ); } { return _cmPrefsGetValue(h, id, vp, NULL, NULL, NULL, NULL, eleCntPtr, cmInvalidIdx ); }
cmPrRC_t cmPrefsGetUInt( cmPrH_t h, unsigned id, unsigned* vp, unsigned* eleCntPtr )
{ return _cmPrefsGetValue(h, id, NULL, vp, NULL, NULL, NULL, eleCntPtr, cmInvalidIdx ); }
cmPrRC_t cmPrefsGetInt( cmPrH_t h, unsigned id, int* vp, unsigned* eleCntPtr ) cmPrRC_t cmPrefsGetInt( cmPrH_t h, unsigned id, int* vp, unsigned* eleCntPtr )
{ return _cmPrefsGetValue(h, id, NULL, vp, NULL, NULL, eleCntPtr, cmInvalidIdx ); } { return _cmPrefsGetValue(h, id, NULL, NULL, vp, NULL, NULL, eleCntPtr, cmInvalidIdx ); }
cmPrRC_t cmPrefsGetReal( cmPrH_t h, unsigned id, double* vp, unsigned* eleCntPtr ) cmPrRC_t cmPrefsGetReal( cmPrH_t h, unsigned id, double* vp, unsigned* eleCntPtr )
{ return _cmPrefsGetValue(h, id, NULL, NULL, vp, NULL, eleCntPtr, cmInvalidIdx ); } { return _cmPrefsGetValue(h, id, NULL, NULL, NULL, vp, NULL, eleCntPtr, cmInvalidIdx ); }
cmPrRC_t cmPrefsGetString( cmPrH_t h, unsigned id, const cmChar_t** vp, unsigned* eleCntPtr ) cmPrRC_t cmPrefsGetString( cmPrH_t h, unsigned id, const cmChar_t** vp, unsigned* eleCntPtr )
{ return _cmPrefsGetValue(h, id, NULL, NULL, NULL, vp, eleCntPtr, cmInvalidIdx ); } { return _cmPrefsGetValue(h, id, NULL, NULL, NULL, NULL, vp, eleCntPtr, cmInvalidIdx ); }
bool cmPrefsBool( cmPrH_t h, unsigned id ) bool cmPrefsBool( cmPrH_t h, unsigned id )
{ {
@ -812,23 +836,23 @@ bool cmPrefsBoolEle( cmPrH_t h, unsigned id, unsigned idx )
{ {
bool v = false;; bool v = false;;
unsigned n = 1; unsigned n = 1;
_cmPrefsGetValue(h,id, &v, NULL, NULL, NULL, &n, idx ); _cmPrefsGetValue(h,id, &v, NULL, NULL, NULL, NULL, &n, idx );
return v; return v;
} }
unsigned cmPrefsUIntEle( cmPrH_t h, unsigned id, unsigned idx ) unsigned cmPrefsUIntEle( cmPrH_t h, unsigned id, unsigned idx )
{ {
int v = 0; unsigned v = 0;
unsigned n = 1; unsigned n = 1;
_cmPrefsGetValue(h,id, NULL, &v, NULL, NULL, &n, idx ); _cmPrefsGetValue(h,id, NULL, &v, NULL, NULL, NULL, &n, idx );
return (unsigned)v; return v;
} }
int cmPrefsIntEle( cmPrH_t h, unsigned id, unsigned idx ) int cmPrefsIntEle( cmPrH_t h, unsigned id, unsigned idx )
{ {
int v = 0; int v = 0;
unsigned n = 1; unsigned n = 1;
_cmPrefsGetValue(h,id, NULL, &v, NULL, NULL, &n, idx ); _cmPrefsGetValue(h,id, NULL, NULL, &v, NULL, NULL, &n, idx );
return v; return v;
} }
@ -836,7 +860,7 @@ float cmPrefsFloatEle( cmPrH_t h, unsigned id, unsigned idx )
{ {
double v = 0; double v = 0;
unsigned n = 1; unsigned n = 1;
_cmPrefsGetValue(h,id, NULL, NULL, &v, NULL, &n, idx ); _cmPrefsGetValue(h,id, NULL, NULL, NULL, &v, NULL, &n, idx );
return (float)v; return (float)v;
} }
@ -844,7 +868,7 @@ double cmPrefsRealEle( cmPrH_t h, unsigned id, unsigned idx )
{ {
double v = 0; double v = 0;
unsigned n = 1; unsigned n = 1;
_cmPrefsGetValue(h,id, NULL, NULL, &v, NULL, &n, idx ); _cmPrefsGetValue(h,id, NULL, NULL, NULL, &v, NULL, &n, idx );
return v; return v;
} }
@ -852,7 +876,7 @@ const cmChar_t* cmPrefsStringEle( cmPrH_t h, unsigned id, unsigned idx )
{ {
const cmChar_t* v = ""; const cmChar_t* v = "";
unsigned n = 1; unsigned n = 1;
if( _cmPrefsGetValue(h,id, NULL, NULL, NULL, &v, &n, idx ) == kOkPrRC ) if( _cmPrefsGetValue(h,id, NULL, NULL, NULL, NULL, &v, &n, idx ) == kOkPrRC )
return v; return v;
return ""; return "";
} }

9
cmPrefs.h
View File

@ -65,10 +65,13 @@ extern "C" {
// is associated with id. Returns 1 if the variable is a scalar. // is associated with id. Returns 1 if the variable is a scalar.
unsigned cmPrefsEleCount( cmPrH_t h, unsigned id ); unsigned cmPrefsEleCount( cmPrH_t h, unsigned id );
// On input *'eleCntPtr' must contain the number of elements in the buffer pointed to by 'vp'. // On input *'eleCntPtr' must contain the number of elements in the buffer
// On return *'eleCntPtr' contains the actuall number of elements returned by the function. // pointed to by 'vp' or NULL if '*vp' is a scalar.
// Set *eleCntPtr to 1 for scalar a values. // On return *'eleCntPtr' contains the actual number of elements
// returned by the function.
// Set eleCntPtr to NULL for scalar a values.
cmPrRC_t cmPrefsGetBool( cmPrH_t h, unsigned id, bool* vp, unsigned* eleCntPtr ); cmPrRC_t cmPrefsGetBool( cmPrH_t h, unsigned id, bool* vp, unsigned* eleCntPtr );
cmPrRC_t cmPrefsGetUInt( cmPrH_t h, unsigned id, unsigned* vp, unsigned* eleCntPtr );
cmPrRC_t cmPrefsGetInt( cmPrH_t h, unsigned id, int* vp, unsigned* eleCntPtr ); cmPrRC_t cmPrefsGetInt( cmPrH_t h, unsigned id, int* vp, unsigned* eleCntPtr );
cmPrRC_t cmPrefsGetReal( cmPrH_t h, unsigned id, double* vp, unsigned* eleCntPtr ); cmPrRC_t cmPrefsGetReal( cmPrH_t h, unsigned id, double* vp, unsigned* eleCntPtr );
cmPrRC_t cmPrefsGetString( cmPrH_t h, unsigned id, const cmChar_t** vp, unsigned* eleCntPtr ); cmPrRC_t cmPrefsGetString( cmPrH_t h, unsigned id, const cmChar_t** vp, unsigned* eleCntPtr );