/* Estimate variables sizes and then resort the variable list
by that size
*/
void
estimatevarsizes3(NCDAPCOMMON* dapcomm)
{
int ivar;
unsigned int rank;
size_t totalsize = 0;
for(ivar=0;ivar<nclistlength(dapcomm->cdf.ddsroot->tree->varnodes);ivar++) {
CDFnode* var = (CDFnode*)nclistget(dapcomm->cdf.ddsroot->tree->varnodes,ivar);
NClist* ncdims = var->array.dimset0;
rank = nclistlength(ncdims);
if(rank == 0) { /* use instance size of the type */
var->estimatedsize = nctypesizeof(var->etype);
#ifdef DEBUG1
fprintf(stderr,"scalar %s.estimatedsize = %lu\n",
makecdfpathstring3(var,"."),var->estimatedsize);
#endif
} else {
unsigned long size = cdftotalsize3(ncdims);
size *= nctypesizeof(var->etype);
#ifdef DEBUG1
fprintf(stderr,"array %s(%u).estimatedsize = %lu\n",
makecdfpathstring3(var,"."),rank,size);
#endif
var->estimatedsize = size;
}
totalsize += var->estimatedsize;
}
#ifdef DEBUG1
fprintf(stderr,"total estimatedsize = %lu\n",totalsize);
#endif
dapcomm->cdf.totalestimatedsize = totalsize;
}
static NCerror
cvttype(nc_type etype, char** srcp, char** dstp)
{
unsigned int typesize = nctypesizeof(etype);
char* src = *srcp;
char* dst = *dstp;
switch (etype) {
case NC_STRING: case NC_URL: {
char* ssrc = *(char**)src;
*((char**)dst) = nulldup(ssrc);
srcp += typesize;
dstp += typesize;
} break;
default:
if(typesize == 0) goto fail;
memcpy((void*)dst,(void*)src,typesize);
srcp += typesize;
dstp += typesize;
break;
}
return NC_NOERR;
fail:
oc_log(OCLOGERR,"cvttype bad value: %s",oc_typetostring(etype));
return NC_EINVAL;
}
static NCerror
buildattribute3a(NCDAPCOMMON* dapcomm, NCattribute* att, nc_type vartype, int varid)
{
int i;
NCerror ncstat = NC_NOERR;
unsigned int nvalues = nclistlength(att->values);
NC* drno = dapcomm->controller;
/* If the type of the attribute is string, then we need*/
/* to convert to a single character string by concatenation.
modified: 10/23/09 to insert newlines.
modified: 10/28/09 to interpret escapes
*/
if(att->etype == NC_STRING || att->etype == NC_URL) {
char* newstring;
size_t newlen = 0;
for(i=0;i<nvalues;i++) {
char* s = (char*)nclistget(att->values,i);
newlen += (1+strlen(s));
}
newstring = (char*)malloc(newlen);
MEMCHECK(newstring,NC_ENOMEM);
newstring[0] = '\0';
for(i=0;i<nvalues;i++) {
char* s = (char*)nclistget(att->values,i);
if(i > 0) strcat(newstring,"\n");
strcat(newstring,s);
}
dapexpandescapes(newstring);
if(newstring[0]=='\0')
ncstat = nc_put_att_text(drno->substrate,varid,att->name,1,newstring);
else
ncstat = nc_put_att_text(drno->substrate,varid,att->name,strlen(newstring),newstring);
free(newstring);
} else {
nc_type atype;
unsigned int typesize;
void* mem;
/* It turns out that some servers upgrade the type
of _FillValue in order to correctly preserve the
original value. However, since the type of the
underlying variable is not changes, we get a type
mismatch. So, make sure the type of the fillvalue
is the same as that of the controlling variable.
*/
if(varid != NC_GLOBAL && strcmp(att->name,"_FillValue")==0)
atype = nctypeconvert(dapcomm,vartype);
else
atype = nctypeconvert(dapcomm,att->etype);
typesize = nctypesizeof(atype);
mem = malloc(typesize * nvalues);
ncstat = dapcvtattrval3(atype,mem,att->values);
ncstat = nc_put_att(drno->substrate,varid,att->name,atype,nvalues,mem);
nullfree(mem);
}
return THROW(ncstat);
}
static int
conversionrequired(nc_type t1, nc_type t2)
{
if(t1 == t2)
return 0;
if(nctypesizeof(t1) != nctypesizeof(t2))
return 1;
/* Avoid too many cases by making t1 < t2 */
if(t1 > t2) {int tmp = t1; t1 = t2; t2 = tmp;}
#undef CASE
#define CASE(t1,t2) ((t1)<<5 | (t2))
switch (CASE(t1,t2)) {
case CASE(NC_BYTE,NC_UBYTE):
case CASE(NC_BYTE,NC_CHAR):
case CASE(NC_CHAR,NC_UBYTE):
case CASE(NC_SHORT,NC_USHORT):
case CASE(NC_INT,NC_UINT):
case CASE(NC_INT64,NC_UINT64):
return 0;
default: break;
}
return 1;
}
int
dumpmetadata(int ncid, NChdr** hdrp)
{
int stat,i,j,k;
NChdr* hdr = (NChdr*)calloc(1,sizeof(NChdr));
MEMCHECK(hdr,NC_ENOMEM);
hdr->ncid = ncid;
hdr->content = ncbytesnew();
if(hdrp) *hdrp = hdr;
stat = nc_inq(hdr->ncid,
&hdr->ndims,
&hdr->nvars,
&hdr->ngatts,
&hdr->unlimid);
CHECK(stat);
if(ncdap3debug > 0) {
fprintf(stdout,"ncid=%d ngatts=%d ndims=%d nvars=%d unlimid=%d\n",
hdr->ncid,hdr->ngatts,hdr->ndims,hdr->nvars,hdr->unlimid);
}
hdr->gatts = (NCattribute*)calloc(1,hdr->ngatts*sizeof(NCattribute));
MEMCHECK(hdr->gatts,NC_ENOMEM);
if(hdr->ngatts > 0)
fprintf(stdout,"global attributes:\n");
for(i=0;i<hdr->ngatts;i++) {
NCattribute* att = &hdr->gatts[i];
char attname[NC_MAX_NAME];
nc_type nctype;
size_t typesize;
size_t nvalues;
stat = nc_inq_attname(hdr->ncid,NC_GLOBAL,i,attname);
CHECK(stat);
att->name = nulldup(attname);
stat = nc_inq_att(hdr->ncid,NC_GLOBAL,att->name,&nctype,&nvalues);
CHECK(stat);
att->etype = nctypetodap(nctype);
typesize = nctypesizeof(att->etype);
fprintf(stdout,"\t[%d]: name=%s type=%s values(%lu)=",
i,att->name,nctypetostring(octypetonc(att->etype)),
(unsigned long)nvalues);
if(nctype == NC_CHAR) {
size_t len = typesize*nvalues;
char* values = (char*)malloc(len+1);/* for null terminate*/
MEMCHECK(values,NC_ENOMEM);
stat = nc_get_att(hdr->ncid,NC_GLOBAL,att->name,values);
CHECK(stat);
values[len] = '\0';
fprintf(stdout," '%s'",values);
} else {
size_t len = typesize*nvalues;
char* values = (char*)malloc(len);
MEMCHECK(values,NC_ENOMEM);
stat = nc_get_att(hdr->ncid,NC_GLOBAL,att->name,values);
CHECK(stat);
for(k=0;k<nvalues;k++) {
fprintf(stdout," ");
dumpdata1(octypetonc(att->etype),k,values);
}
}
fprintf(stdout,"\n");
}
hdr->dims = (Dim*)malloc(hdr->ndims*sizeof(Dim));
MEMCHECK(hdr->dims,NC_ENOMEM);
for(i=0;i<hdr->ndims;i++) {
hdr->dims[i].dimid = i;
stat = nc_inq_dim(hdr->ncid,
hdr->dims[i].dimid,
hdr->dims[i].name,
&hdr->dims[i].size);
CHECK(stat);
fprintf(stdout,"dim[%d]: name=%s size=%lu\n",
i,hdr->dims[i].name,(unsigned long)hdr->dims[i].size);
}
hdr->vars = (Var*)malloc(hdr->nvars*sizeof(Var));
MEMCHECK(hdr->vars,NC_ENOMEM);
for(i=0;i<hdr->nvars;i++) {
Var* var = &hdr->vars[i];
nc_type nctype;
var->varid = i;
stat = nc_inq_var(hdr->ncid,
var->varid,
var->name,
&nctype,
&var->ndims,
var->dimids,
&var->natts);
CHECK(stat);
var->nctype = (nctype);
fprintf(stdout,"var[%d]: name=%s type=%s |dims|=%d",
i,
var->name,
nctypetostring(var->nctype),
var->ndims);
fprintf(stdout," dims={");
for(j=0;j<var->ndims;j++) {
fprintf(stdout," %d",var->dimids[j]);
}
fprintf(stdout,"}\n");
var->atts = (NCattribute*)malloc(var->natts*sizeof(NCattribute));
MEMCHECK(var->atts,NC_ENOMEM);
for(j=0;j<var->natts;j++) {
NCattribute* att = &var->atts[j];
char attname[NC_MAX_NAME];
size_t typesize;
char* values;
nc_type nctype;
size_t nvalues;
stat = nc_inq_attname(hdr->ncid,var->varid,j,attname);
CHECK(stat);
att->name = nulldup(attname);
stat = nc_inq_att(hdr->ncid,var->varid,att->name,&nctype,&nvalues);
CHECK(stat);
att->etype = nctypetodap(nctype);
typesize = nctypesizeof(att->etype);
values = (char*)malloc(typesize*nvalues);
MEMCHECK(values,NC_ENOMEM);
stat = nc_get_att(hdr->ncid,var->varid,att->name,values);
CHECK(stat);
fprintf(stdout,"\tattr[%d]: name=%s type=%s values(%lu)=",
j,att->name,nctypetostring(octypetonc(att->etype)),(unsigned long)nvalues);
for(k=0;k<nvalues;k++) {
fprintf(stdout," ");
dumpdata1(octypetonc(att->etype),k,values);
}
fprintf(stdout,"\n");
}
}
fflush(stdout);
return NC_NOERR;
}
NCerror
dapconvert3(nc_type srctype, nc_type dsttype, char* memory0, char* value0, size_t count)
{
NCerror ncstat = NC_NOERR;
size_t i;
char* memory = memory0;
char* value = value0;
/* In order to deal with the DAP upgrade problem,
try to preserve the bit patterns
*/
/* Provide space and pointer casts for intermediate results */
signed char ncbyte;
signed char* ncbytep;
char ncchar;
char* nccharp;
short ncshort;
short* ncshortp;
int ncint;
int* ncintp;
float ncfloat;
float* ncfloatp;
double ncdouble;
double* ncdoublep;
unsigned char ncubyte;
unsigned char* ncubytep;
unsigned short ncushort;
unsigned short* ncushortp;
unsigned int ncuint;
unsigned int* ncuintp;
long long ncint64;
long long* ncint64p;
unsigned long long ncuint64;
unsigned long long* ncuint64p;
#define CASE(nc1,nc2) (nc1*256+nc2)
#define CUT8(e) ((unsigned char)((e) & 0xff))
#define CUT16(e) ((unsigned short)((e) & 0xffff))
#define CUT32(e) ((unsigned int)((e) & 0xffffffff))
#define ARM(vs,ncs,ts,vd,ncd,td) \
case CASE(ncs,ncd):\
vs##p = (ts *)value;\
vs = *vs##p;\
vd##p = (td *)memory;\
*vd##p = (td)vs;\
break;
for(i=0;i<count;i++) {
switch (CASE(srctype,dsttype)) {
ARM(ncchar,NC_CHAR,char,ncchar,NC_CHAR,char)
ARM(ncchar,NC_CHAR,char,ncbyte,NC_BYTE,signed char)
ARM(ncchar,NC_CHAR,char,ncubyte,NC_UBYTE,unsigned char)
ARM(ncchar,NC_CHAR,char,ncshort,NC_SHORT,short)
ARM(ncchar,NC_CHAR,char,ncushort,NC_USHORT,unsigned short)
ARM(ncchar,NC_CHAR,char,ncint,NC_INT,int)
ARM(ncchar,NC_CHAR,char,ncuint,NC_UINT,unsigned int)
ARM(ncchar,NC_CHAR,char,ncint64,NC_INT64,long long)
ARM(ncchar,NC_CHAR,char,ncuint64,NC_UINT64,unsigned long long)
ARM(ncchar,NC_CHAR,char,ncfloat,NC_FLOAT,float)
ARM(ncchar,NC_CHAR,char,ncdouble,NC_DOUBLE,double)
ARM(ncbyte,NC_BYTE,signed char,ncchar,NC_CHAR,char)
ARM(ncbyte,NC_BYTE,signed char,ncbyte,NC_BYTE,signed char)
ARM(ncbyte,NC_BYTE,signed char,ncubyte,NC_UBYTE,unsigned char)
ARM(ncbyte,NC_BYTE,signed char,ncshort,NC_SHORT,short)
ARM(ncbyte,NC_BYTE,signed char,ncushort,NC_USHORT,unsigned short)
ARM(ncbyte,NC_BYTE,signed char,ncint,NC_INT,int)
ARM(ncbyte,NC_BYTE,signed char,ncuint,NC_UINT,unsigned int)
ARM(ncbyte,NC_BYTE,signed char,ncint64,NC_INT64,long long)
ARM(ncbyte,NC_BYTE,signed char,ncuint64,NC_UINT64,unsigned long long)
ARM(ncbyte,NC_BYTE,signed char,ncfloat,NC_FLOAT,float)
ARM(ncbyte,NC_BYTE,signed char,ncdouble,NC_DOUBLE,double)
ARM(ncubyte,NC_UBYTE,unsigned char,ncchar,NC_CHAR,char)
ARM(ncubyte,NC_UBYTE,unsigned char,ncbyte,NC_BYTE,signed char)
ARM(ncubyte,NC_UBYTE,unsigned char,ncubyte,NC_UBYTE,unsigned char)
ARM(ncubyte,NC_UBYTE,unsigned char,ncshort,NC_SHORT,short)
ARM(ncubyte,NC_UBYTE,unsigned char,ncushort,NC_USHORT,unsigned short)
ARM(ncubyte,NC_UBYTE,unsigned char,ncint,NC_INT,int)
ARM(ncubyte,NC_UBYTE,unsigned char,ncuint,NC_UINT,unsigned int)
ARM(ncubyte,NC_UBYTE,unsigned char,ncint64,NC_INT64,long long)
ARM(ncubyte,NC_UBYTE,unsigned char,ncuint64,NC_UINT64,unsigned long long)
ARM(ncubyte,NC_UBYTE,unsigned char,ncfloat,NC_FLOAT,float)
ARM(ncubyte,NC_UBYTE,unsigned char,ncdouble,NC_DOUBLE,double)
ARM(ncshort,NC_SHORT,short,ncchar,NC_CHAR,char)
ARM(ncshort,NC_SHORT,short,ncbyte,NC_BYTE,signed char)
ARM(ncshort,NC_SHORT,short,ncubyte,NC_UBYTE,unsigned char)
ARM(ncshort,NC_SHORT,short,ncshort,NC_SHORT,short)
ARM(ncshort,NC_SHORT,short,ncushort,NC_USHORT,unsigned short)
ARM(ncshort,NC_SHORT,short,ncint,NC_INT,int)
ARM(ncshort,NC_SHORT,short,ncuint,NC_UINT,unsigned int)
ARM(ncshort,NC_SHORT,short,ncint64,NC_INT64,long long)
ARM(ncshort,NC_SHORT,short,ncuint64,NC_UINT64,unsigned long long)
ARM(ncshort,NC_SHORT,short,ncfloat,NC_FLOAT,float)
ARM(ncshort,NC_SHORT,short,ncdouble,NC_DOUBLE,double)
ARM(ncushort,NC_USHORT,unsigned short,ncchar,NC_CHAR,char)
ARM(ncushort,NC_USHORT,unsigned short,ncbyte,NC_BYTE,signed char)
ARM(ncushort,NC_USHORT,unsigned short,ncubyte,NC_UBYTE,unsigned char)
ARM(ncushort,NC_USHORT,unsigned short,ncshort,NC_SHORT,short)
ARM(ncushort,NC_USHORT,unsigned short,ncushort,NC_USHORT,unsigned short)
ARM(ncushort,NC_USHORT,unsigned short,ncint,NC_INT,int)
ARM(ncushort,NC_USHORT,unsigned short,ncuint,NC_UINT,unsigned int)
ARM(ncushort,NC_USHORT,unsigned short,ncint64,NC_INT64,long long)
ARM(ncushort,NC_USHORT,unsigned short,ncuint64,NC_UINT64,unsigned long long)
ARM(ncushort,NC_USHORT,unsigned short,ncfloat,NC_FLOAT,float)
ARM(ncushort,NC_USHORT,unsigned short,ncdouble,NC_DOUBLE,double)
ARM(ncint,NC_INT,int,ncchar,NC_CHAR,char)
ARM(ncint,NC_INT,int,ncbyte,NC_BYTE,signed char)
ARM(ncint,NC_INT,int,ncubyte,NC_UBYTE,unsigned char)
ARM(ncint,NC_INT,int,ncshort,NC_SHORT,short)
ARM(ncint,NC_INT,int,ncushort,NC_USHORT,unsigned short)
ARM(ncint,NC_INT,int,ncint,NC_INT,int)
ARM(ncint,NC_INT,int,ncuint,NC_UINT,unsigned int)
ARM(ncint,NC_INT,int,ncint64,NC_INT64,long long)
ARM(ncint,NC_INT,int,ncuint64,NC_UINT64,unsigned long long)
ARM(ncint,NC_INT,int,ncfloat,NC_FLOAT,float)
ARM(ncint,NC_INT,int,ncdouble,NC_DOUBLE,double)
ARM(ncuint,NC_UINT,unsigned int,ncchar,NC_CHAR,char)
ARM(ncuint,NC_UINT,unsigned int,ncbyte,NC_BYTE,signed char)
ARM(ncuint,NC_UINT,unsigned int,ncubyte,NC_UBYTE,unsigned char)
ARM(ncuint,NC_UINT,unsigned int,ncshort,NC_SHORT,short)
ARM(ncuint,NC_UINT,unsigned int,ncushort,NC_USHORT,unsigned short)
ARM(ncuint,NC_UINT,unsigned int,ncint,NC_INT,int)
ARM(ncuint,NC_UINT,unsigned int,ncuint,NC_UINT,unsigned int)
ARM(ncuint,NC_UINT,unsigned int,ncint64,NC_INT64,long long)
ARM(ncuint,NC_UINT,unsigned int,ncuint64,NC_UINT64,unsigned long long)
ARM(ncuint,NC_UINT,unsigned int,ncfloat,NC_FLOAT,float)
ARM(ncuint,NC_UINT,unsigned int,ncdouble,NC_DOUBLE,double)
ARM(ncint64,NC_INT64,long long,ncchar,NC_CHAR,char)
ARM(ncint64,NC_INT64,long long,ncbyte,NC_BYTE,signed char)
ARM(ncint64,NC_INT64,long long,ncubyte,NC_UBYTE,unsigned char)
ARM(ncint64,NC_INT64,long long,ncshort,NC_SHORT,short)
ARM(ncint64,NC_INT64,long long,ncushort,NC_USHORT,unsigned short)
ARM(ncint64,NC_INT64,long long,ncint,NC_INT,int)
ARM(ncint64,NC_INT64,long long,ncuint,NC_UINT,unsigned int)
ARM(ncint64,NC_INT64,long long,ncint64,NC_INT64,long long)
ARM(ncint64,NC_INT64,long long,ncuint64,NC_UINT64,unsigned long long)
ARM(ncint64,NC_INT64,long long,ncfloat,NC_FLOAT,float)
ARM(ncint64,NC_INT64,long long,ncdouble,NC_DOUBLE,double)
ARM(ncuint64,NC_UINT64,unsigned long long,ncchar,NC_CHAR,char)
ARM(ncuint64,NC_UINT64,unsigned long long,ncbyte,NC_BYTE,signed char)
ARM(ncuint64,NC_UINT64,unsigned long long,ncubyte,NC_UBYTE,unsigned char)
ARM(ncuint64,NC_UINT64,unsigned long long,ncshort,NC_SHORT,short)
ARM(ncuint64,NC_UINT64,unsigned long long,ncushort,NC_USHORT,unsigned short)
ARM(ncuint64,NC_UINT64,unsigned long long,ncint,NC_INT,int)
ARM(ncuint64,NC_UINT64,unsigned long long,ncuint,NC_UINT,unsigned int)
ARM(ncuint64,NC_UINT64,unsigned long long,ncint64,NC_INT64,long long)
ARM(ncuint64,NC_UINT64,unsigned long long,ncuint64,NC_UINT64,unsigned long long)
ARM(ncuint64,NC_UINT64,unsigned long long,ncfloat,NC_FLOAT,float)
ARM(ncuint64,NC_UINT64,unsigned long long,ncdouble,NC_DOUBLE,double)
ARM(ncfloat,NC_FLOAT,float,ncchar,NC_CHAR,char)
ARM(ncfloat,NC_FLOAT,float,ncbyte,NC_BYTE,signed char)
ARM(ncfloat,NC_FLOAT,float,ncubyte,NC_UBYTE,unsigned char)
ARM(ncfloat,NC_FLOAT,float,ncshort,NC_SHORT,short)
ARM(ncfloat,NC_FLOAT,float,ncushort,NC_USHORT,unsigned short)
ARM(ncfloat,NC_FLOAT,float,ncint,NC_INT,int)
ARM(ncfloat,NC_FLOAT,float,ncuint,NC_UINT,unsigned int)
ARM(ncfloat,NC_FLOAT,float,ncint64,NC_INT64,long long)
ARM(ncfloat,NC_FLOAT,float,ncuint64,NC_UINT64,unsigned long long)
ARM(ncfloat,NC_FLOAT,float,ncfloat,NC_FLOAT,float)
ARM(ncfloat,NC_FLOAT,float,ncdouble,NC_DOUBLE,double)
ARM(ncdouble,NC_DOUBLE,double,ncchar,NC_CHAR,char)
ARM(ncdouble,NC_DOUBLE,double,ncbyte,NC_BYTE,signed char)
ARM(ncdouble,NC_DOUBLE,double,ncubyte,NC_UBYTE,unsigned char)
ARM(ncdouble,NC_DOUBLE,double,ncshort,NC_SHORT,short)
ARM(ncdouble,NC_DOUBLE,double,ncushort,NC_USHORT,unsigned short)
ARM(ncdouble,NC_DOUBLE,double,ncint,NC_INT,int)
ARM(ncdouble,NC_DOUBLE,double,ncuint,NC_UINT,unsigned int)
ARM(ncdouble,NC_DOUBLE,double,ncint64,NC_INT64,long long)
ARM(ncdouble,NC_DOUBLE,double,ncuint64,NC_UINT64,unsigned long long)
ARM(ncdouble,NC_DOUBLE,double,ncfloat,NC_FLOAT,float)
ARM(ncdouble,NC_DOUBLE,double,ncdouble,NC_DOUBLE,double)
default: ncstat = NC_EINVAL; THROWCHK(ncstat); goto fail;
}
value += nctypesizeof(srctype);
memory += nctypesizeof(dsttype);
}
fail:
return THROW(ncstat);
}
NCerror
dapcvtattrval3(nc_type etype, void* dst, NClist* src)
{
int i,ok;
NCerror ncstat = NC_NOERR;
unsigned int memsize = nctypesizeof(etype);
unsigned int nvalues = nclistlength(src);
char* dstmem = (char*)dst;
for(i=0;i<nvalues;i++) {
char* s = (char*)nclistget(src,i);
ok = 0;
switch (etype) {
case NC_BYTE: {
unsigned char* p = (unsigned char*)dstmem;
ok = sscanf(s,"%hhu",p);
} break;
case NC_CHAR: {
signed char* p = (signed char*)dstmem;
ok = sscanf(s,"%c",p);
} break;
case NC_SHORT: {
short* p = (short*)dstmem;
ok = sscanf(s,"%hd",p);
} break;
case NC_INT: {
int* p = (int*)dstmem;
ok = sscanf(s,"%d",p);
} break;
case NC_FLOAT: {
float* p = (float*)dstmem;
ok = sscanf(s,"%g",p);
} break;
case NC_DOUBLE: {
double* p = (double*)dstmem;
ok = sscanf(s,"%lg",p);
} break;
case NC_UBYTE: {
unsigned char* p = (unsigned char*)dstmem;
ok = sscanf(s,"%hhu",p);
} break;
case NC_USHORT: {
unsigned short* p = (unsigned short*)dstmem;
ok = sscanf(s,"%hu",p);
} break;
case NC_UINT: {
unsigned int* p = (unsigned int*)dstmem;
ok = sscanf(s,"%u",p);
} break;
case NC_INT64: {
long long* p = (long long*)dstmem;
ok = sscanf(s,"%lld",p);
} break;
case NC_UINT64: {
unsigned long long* p = (unsigned long long*)dstmem;
ok = sscanf(s,"%llu",p);
} break;
case NC_STRING: case NC_URL: {
char** p = (char**)dstmem;
*p = nulldup(s);
ok = 1;
} break;
default:
PANIC1("unexpected nc_type: %d",(int)etype);
}
if(ok != 1) {ncstat = NC_EINVAL; goto done;}
dstmem += memsize;
}
done:
return THROW(ncstat);
}
/* We are at a primitive variable or scalar that has no string dimensions.
Extract the data. (This is way too complicated)
*/
static int
extract(
NCDAPCOMMON* nccomm,
Getvara* xgetvar,
CDFnode* xnode,
DCEsegment* segment,
size_t dimindex,/*notused*/
OClink conn,
OCdatanode currentcontent,
struct NCMEMORY* memory
)
{
OCerror ocstat = OC_NOERR;
NCerror ncstat = NC_NOERR;
size_t count,rank0;
Dapodometer* odom = NULL;
size_t externtypesize;
size_t interntypesize;
int requireconversion;
char value[16];
ASSERT((segment != NULL));
requireconversion = conversionrequired(xgetvar->dsttype,xnode->etype);
ASSERT(xgetvar->cache != NULL);
externtypesize = nctypesizeof(xgetvar->dsttype);
interntypesize = nctypesizeof(xnode->etype);
rank0 = nclistlength(xnode->array.dimset0);
#ifdef DEBUG2
fprintf(stderr,"moveto: primitive: segment=%s",
dcetostring((DCEnode*)segment));
fprintf(stderr," iswholevariable=%d",xgetvar->cache->wholevariable);
fprintf(stderr,"\n");
#endif
if(rank0 == 0) {/* scalar */
char* mem = (requireconversion?value:memory->next);
ASSERT(externtypesize <= sizeof(value));
/* Read the whole scalar directly into memory */
ocstat = oc_data_readscalar(conn,currentcontent,externtypesize,mem);
if(ocstat != OC_NOERR) {THROWCHK(ocstat); goto done;}
if(requireconversion) {
/* convert the value to external type */
ncstat = dapconvert3(xnode->etype,xgetvar->dsttype,memory->next,value,1);
if(ncstat != NC_NOERR) {THROWCHK(ncstat); goto done;}
}
memory->next += (externtypesize);
} else if(xgetvar->cache->wholevariable) {/* && rank0 > 0 */
/* There are multiple cases, assuming no conversion required.
1) client is asking for whole variable
=> start=0, count=totalsize, stride=1
=> read whole thing at one shot
2) client is asking for non-strided subset
and edges are maximal
=> start=x, count=y, stride=1
=> read whole subset at one shot
3) client is asking for strided subset or edges are not maximal
=> start=x, count=y, stride=s
=> we have to use odometer on leading prefix.
If conversion required, then read one-by-one
*/
int safeindex = dcesafeindex(segment,0,rank0);
assert(safeindex >= 0 && safeindex <= rank0);
if(!requireconversion && safeindex == 0) { /* can read whole thing */
size_t internlen;
count = dcesegmentsize(segment,0,rank0); /* how many to read */
internlen = interntypesize*count;
/* Read the whole variable directly into memory.*/
ocstat = oc_data_readn(conn,currentcontent,dap_zero,count,internlen,memory->next);
/* bump memory pointer */
memory->next += internlen;
if(ocstat != OC_NOERR) {THROWCHK(ocstat); goto done;}
} else if(!requireconversion && safeindex > 0 && safeindex < rank0) {
size_t internlen;
/* We need to build an odometer for the unsafe prefix of the slices */
odom = dapodom_fromsegment(segment,0,safeindex);
count = dcesegmentsize(segment,safeindex,rank0); /* read in count chunks */
internlen = interntypesize*count;
while(dapodom_more(odom)) {
ocstat = oc_data_readn(conn,currentcontent,odom->index,count,internlen,memory->next);
if(ocstat != OC_NOERR) {THROWCHK(ocstat); goto done;}
memory->next += internlen;
dapodom_next(odom);
}
dapodom_free(odom);
} else {
/* Cover following cases, all of which require reading
values one-by-one:
1. requireconversion
2. !requireconversion but safeindex == rank0 =>no safe indices
Note that in case 2, we will do a no-op conversion.
*/
odom = dapodom_fromsegment(segment,0,rank0);
while(dapodom_more(odom)) {
char value[16]; /* Big enough to hold any numeric value */
ocstat = oc_data_readn(conn,currentcontent,odom->index,1,interntypesize,value);
if(ocstat != OC_NOERR) {THROWCHK(ocstat); goto done;}
ncstat = dapconvert3(xnode->etype,xgetvar->dsttype,memory->next,value,1);
if(ncstat != NC_NOERR) {THROWCHK(ncstat); goto done;}
memory->next += (externtypesize);
dapodom_next(odom);
}
dapodom_free(odom);
}
} else { /* !xgetvar->cache->wholevariable && rank0 > 0 */
/* This is the case where the constraint was applied by the server,
so we just read it in, possibly with conversion
*/
if(requireconversion) {
/* read one-by-one */
odom = dapodom_fromsegment(segment,0,rank0);
while(dapodom_more(odom)) {
char value[16]; /* Big enough to hold any numeric value */
ocstat = oc_data_readn(conn,currentcontent,odom->index,1,interntypesize,value);
if(ocstat != OC_NOERR) {THROWCHK(ocstat); goto done;}
ncstat = dapconvert3(xnode->etype,xgetvar->dsttype,memory->next,value,1);
if(ncstat != NC_NOERR) {THROWCHK(ncstat); goto done;}
memory->next += (externtypesize);
dapodom_next(odom);
}
dapodom_free(odom);
} else {/* Read straight to memory */
size_t internlen;
count = dcesegmentsize(segment,0,rank0); /* how many to read */
internlen = interntypesize*count;
ocstat = oc_data_readn(conn,currentcontent,dap_zero,count,internlen,memory->next);
if(ocstat != OC_NOERR) {THROWCHK(ocstat); goto done;}
}
}
done:
return THROW(ncstat);
}
int
nc3d_getvarmx(int ncid, int varid,
const size_t *start,
const size_t *edges,
const ptrdiff_t* stride,
const ptrdiff_t* map,
void* data,
nc_type dsttype0)
{
NCerror ncstat = NC_NOERR;
int i;
NC* drno;
NC* substrate;
NC3_INFO* substrate3;
NCDAPCOMMON* dapcomm;
NC_var* var;
CDFnode* cdfvar; /* cdf node mapping to var*/
NClist* varnodes;
nc_type dsttype;
size_t externsize;
size_t dimsizes[NC_MAX_VAR_DIMS];
Dapodometer* odom = NULL;
unsigned int ncrank;
NClist* ncdims = NULL;
size_t nelems;
#ifdef NEWVARM
char* localcopy; /* of whole variable */
#endif
ncstat = NC_check_id(ncid, (NC**)&drno);
if(ncstat != NC_NOERR) goto done;
dapcomm = (NCDAPCOMMON*)drno->dispatchdata;
ncstat = NC_check_id(drno->substrate, &substrate);
if(ncstat != NC_NOERR) goto done;
substrate3 = (NC3_INFO*)drno->dispatchdata;
var = NC_lookupvar(substrate3,varid);
if(var == NULL) {ncstat = NC_ENOTVAR; goto done;}
/* Locate var node via varid */
varnodes = dapcomm->cdf.ddsroot->tree->varnodes;
for(i=0;i<nclistlength(varnodes);i++) {
CDFnode* node = (CDFnode*)nclistget(varnodes,i);
if(node->array.basevar == NULL
&& node->nctype == NC_Atomic
&& node->ncid == varid) {
cdfvar = node;
break;
}
}
ASSERT((cdfvar != NULL));
ASSERT((strcmp(cdfvar->ncfullname,var->name->cp)==0));
if(nclistlength(cdfvar->array.dimsetplus) == 0) {
/* The variable is a scalar; consequently, there is only one
thing to get and only one place to put it. */
/* recurse with additional parameters */
return THROW(nc3d_getvarx(ncid,varid,
NULL,NULL,NULL,
data,dsttype0));
}
dsttype = (dsttype0);
/* Default to using the inquiry type for this var*/
if(dsttype == NC_NAT) dsttype = cdfvar->externaltype;
/* Validate any implied type conversion*/
if(cdfvar->etype != dsttype && dsttype == NC_CHAR) {
/* The only disallowed conversion is to/from char and non-byte
numeric types*/
switch (cdfvar->etype) {
case NC_STRING: case NC_URL:
case NC_CHAR: case NC_BYTE: case NC_UBYTE:
break;
default:
return THROW(NC_ECHAR);
}
}
externsize = nctypesizeof(dsttype);
/* Accumulate the dimension sizes and the total # of elements */
ncdims = cdfvar->array.dimsetall;
ncrank = nclistlength(ncdims);
nelems = 1; /* also Compute the number of elements being retrieved */
for(i=0;i<ncrank;i++) {
CDFnode* dim = (CDFnode*)nclistget(ncdims,i);
dimsizes[i] = dim->dim.declsize;
nelems *= edges[i];
}
/* Originally, this code repeatedly extracted single values
using get_var1. In an attempt to improve performance,
I have converted to reading the whole variable at once
and walking it locally.
*/
#ifdef NEWVARM
localcopy = (char*)malloc(nelems*externsize);
/* We need to use the varieties of get_vars in order to
properly do conversion to the external type
*/
switch (dsttype) {
case NC_CHAR:
ncstat = nc_get_vars_text(ncid,varid,start, edges, stride,
(char*)localcopy);
break;
case NC_BYTE:
ncstat = nc_get_vars_schar(ncid,varid,start, edges, stride,
(signed char*)localcopy);
break;
case NC_SHORT:
ncstat = nc_get_vars_short(ncid,varid, start, edges, stride,
(short*)localcopy);
break;
case NC_INT:
ncstat = nc_get_vars_int(ncid,varid,start, edges, stride,
(int*)localcopy);
break;
case NC_FLOAT:
ncstat = nc_get_vars_float(ncid,varid,start, edges, stride,
(float*)localcopy);
break;
case NC_DOUBLE:
ncstat = nc_get_vars_double(ncid,varid, start, edges, stride,
(double*)localcopy);
break;
default: break;
}
odom = dapodom_new(ncrank,start,edges,stride,NULL);
/* Walk the local copy */
for(i=0;i<nelems;i++) {
size_t voffset = dapodom_varmcount(odom,map,dimsizes);
void* dataoffset = (void*)(((char*)data) + (externsize*voffset));
char* localpos = (localcopy + externsize*i);
/* extract the indexset'th value from local copy */
memcpy(dataoffset,(void*)localpos,externsize);
/*
fprintf(stderr,"new: %lu -> %lu %f\n",
(unsigned long)(i),
(unsigned long)voffset,
*(float*)localpos);
*/
dapodom_next(odom);
}
#else
odom = dapodom_new(ncrank,start,edges,stride,NULL);
while(dapodom_more(odom)) {
size_t* indexset = odom->index;
size_t voffset = dapodom_varmcount(odom,map,dimsizes);
char internalmem[128];
char externalmem[128];
void* dataoffset = (void*)(((char*)data) + (externsize*voffset));
/* get the indexset'th value using variable's internal type */
ncstat = nc_get_var1(ncid,varid,indexset,(void*)&internalmem);
if(ncstat != NC_NOERR) goto done;
/* Convert to external type */
ncstat = dapconvert3(cdfvar->etype,dsttype,externalmem,internalmem);
if(ncstat != NC_NOERR) goto done;
memcpy(dataoffset,(void*)externalmem,externsize);
/*
fprintf(stderr,"old: %lu -> %lu %f\n",
(unsigned long)dapodom_count(odom),
(unsigned long)voffset,
*(float*)externalmem);
*/
dapodom_next(odom);
}
#endif
done:
return ncstat;
}
NCerror
dapcvtattrval(nc_type etype, void* dst, NClist* src)
{
int i,ok;
NCerror ncstat = NC_NOERR;
unsigned int memsize = nctypesizeof(etype);
unsigned int nvalues = nclistlength(src);
char* dstmem = (char*)dst;
for(i=0;i<nvalues;i++) {
char* s = (char*)nclistget(src,i);
size_t slen = strlen(s);
int nread = 0; /* # of chars read by sscanf */
ok = 0;
switch (etype) {
case NC_BYTE: {
char tmp[128];
unsigned char* p = (unsigned char*)dstmem;
#ifdef _MSC_VER
ok = sscanf(s,"%hC%n",p,&nread);
_ASSERTE(_CrtCheckMemory());
#else
ok = sscanf(s,"%hhu%n",p,&nread);
#endif
} break;
case NC_CHAR: {
signed char* p = (signed char*)dstmem;
ok = sscanf(s,"%c%n",p,&nread);
} break;
case NC_SHORT: {
short* p = (short*)dstmem;
ok = sscanf(s,"%hd%n",p,&nread);
} break;
case NC_INT: {
int* p = (int*)dstmem;
ok = sscanf(s,"%d%n",p,&nread);
} break;
case NC_FLOAT: {
float* p = (float*)dstmem;
ok = sscanf(s,"%g%n",p,&nread);
} break;
case NC_DOUBLE: {
double* p = (double*)dstmem;
ok = sscanf(s,"%lg%n",p,&nread);
} break;
case NC_UBYTE: {
unsigned char* p = (unsigned char*)dstmem;
#ifdef _MSC_VER
ok = sscanf(s, "%hc%n", p,&nread);
_ASSERTE(_CrtCheckMemory());
#else
ok = sscanf(s,"%hhu%n",p,&nread);
#endif
} break;
case NC_USHORT: {
unsigned short* p = (unsigned short*)dstmem;
ok = sscanf(s,"%hu%n",p,&nread);
} break;
case NC_UINT: {
unsigned int* p = (unsigned int*)dstmem;
ok = sscanf(s,"%u%n",p,&nread);
} break;
case NC_INT64: {
long long* p = (long long*)dstmem;
#ifdef _MSC_VER
ok = sscanf(s, "%I64d%n", p,&nread);
#else
ok = sscanf(s,"%lld%n",p,&nread);
#endif
} break;
case NC_UINT64: {
unsigned long long* p = (unsigned long long*)dstmem;
ok = sscanf(s,"%llu%n",p,&nread);
} break;
case NC_STRING: case NC_URL: {
char** p = (char**)dstmem;
*p = nulldup(s);
ok = 1;
} break;
default:
PANIC1("unexpected nc_type: %d",(int)etype);
}
if(ok != 1 || nread != slen) {ncstat = NC_EINVAL; goto done;}
dstmem += memsize;
}
done:
return THROW(ncstat);
}
int
main(int argc, char **argv)
{
int c, stat;
int ncid;
NChdr* hdr;
init();
opterr=1;
while ((c = getopt(argc, argv, "dvau:D:l:p:c:t:R:")) != EOF) {
switch(c) {
case 'v': verbose=1; break;
case 'd': debug=1; break;
case 'D': debug=atoi(optarg); break;
default: break;
}
}
if(debug > 0) {ocdebug = debug;}
argc -= optind;
argv += optind;
if(argc > 0 && fileurl == NULL)
fileurl = nulldup(argv[0]);
if(fileurl == NULL) fileurl = getenv("FILEURL");
if(fileurl == NULL) {
fprintf(stderr,"no file url specified\n");
usage();
}
if(verbose) dumpflags();
if(verbose) {fprintf(stdout,"initializing\n"); fflush(stdout);}
stat = nc_open(fileurl,NC_NOWRITE,&ncid);
check_err(stat);
/* dump meta data */
stat = dumpmetadata(ncid,&hdr);
check_err(stat);
/* Get data */
if(1)
{
int i,j,limited;
size_t start[NC_MAX_VAR_DIMS];
size_t count[NC_MAX_VAR_DIMS];
/* Walk each variable */
for(i=0;i<hdr->nvars;i++) {
Var* var = &hdr->vars[i];
size_t nelems = 1;
limited = 0;
for(j=0;j<var->ndims;j++) {
start[j] = 0;
assert(var->dimids[j] == hdr->dims[var->dimids[j]].dimid);
count[j] = hdr->dims[var->dimids[j]].size;
/* put a limit on each count */
if(count[j] > LIMIT) {count[j] = LIMIT; limited = 1;}
nelems *= count[j];
}
if(nelems > 0) {
size_t typesize = nctypesizeof(var->nctype);
size_t memsize = typesize*nelems;
void* memory = malloc(memsize);
fprintf(stdout,"%s: size=%lu (%lu * %lu) ; ",
var->name, (unsigned long)memsize, (unsigned long)typesize, (unsigned long)nelems);
fflush(stdout);
stat = nc_get_vara(ncid,var->varid,start,count,memory);
check_err(stat);
/* dump memory */
switch (var->nctype){
case NC_CHAR:
fprintf(stdout,"\""); fflush(stdout);
dumpchars(nelems,memory);
fprintf(stdout,"\"");
break;
default:
for(j=0;j<nelems;j++) {
if(j > 0) fprintf(stdout," ");
dumpdata1(var->nctype,j,memory);
}
}
if(limited) fprintf(stdout,"...");
fprintf(stdout,"\n");
free(memory);
} else
fprintf(stdout,"%s: no data\n",var->name);
}
fprintf(stdout,"\n");
}
nc_close(ncid);
return 0;
}
