/* Do not edit this file. It is produced from the corresponding .m4 source */ /* * Copyright 1996, University Corporation for Atmospheric Research * See netcdf/COPYRIGHT file for copying and redistribution conditions. */ /* $Id: attr.c,v 1.1 2005/07/15 21:56:38 andy Exp $ */ #include "nc.h" #include #include #include #include "ncx.h" #include "fbits.h" #include "rnd.h" /* * Free attr * Formerly NC_free_attr() */ void free_NC_attr(NC_attr *attrp) { if(attrp == NULL) return; free_NC_string(attrp->name); free(attrp); } /* * How much space will 'nelems' of 'type' take in * external representation (as the values of an attribute)? */ static size_t ncx_len_NC_attrV(nc_type type, size_t nelems) { switch(type) { case NC_BYTE: case NC_CHAR: return ncx_len_char(nelems); case NC_SHORT: return ncx_len_short(nelems); case NC_INT: return ncx_len_int(nelems); case NC_FLOAT: return ncx_len_float(nelems); case NC_DOUBLE: return ncx_len_double(nelems); } /* default */ assert("ncx_len_NC_attr bad type" == 0); return 0; } NC_attr * new_x_NC_attr( NC_string *strp, nc_type type, size_t nelems) { NC_attr *attrp; const size_t xsz = ncx_len_NC_attrV(type, nelems); size_t sz = M_RNDUP(sizeof(NC_attr)); assert(!(xsz == 0 && nelems != 0)); sz += xsz; attrp = (NC_attr *) malloc(sz); if(attrp == NULL ) return NULL; attrp->xsz = xsz; attrp->name = strp; attrp->type = type; attrp->nelems = nelems; if(xsz != 0) attrp->xvalue = (char *)attrp + M_RNDUP(sizeof(NC_attr)); else attrp->xvalue = NULL; return(attrp); } /* * Formerly NC_new_attr(name,type,count,value) */ static NC_attr * new_NC_attr( const char *name, nc_type type, size_t nelems) { NC_string *strp; NC_attr *attrp; assert(name != NULL && *name != 0); strp = new_NC_string(strlen(name), name); if(strp == NULL) return NULL; attrp = new_x_NC_attr(strp, type, nelems); if(attrp == NULL) { free_NC_string(strp); return NULL; } return(attrp); } static NC_attr * dup_NC_attr(const NC_attr *rattrp) { NC_attr *attrp = new_NC_attr(rattrp->name->cp, rattrp->type, rattrp->nelems); if(attrp == NULL) return NULL; (void) memcpy(attrp->xvalue, rattrp->xvalue, rattrp->xsz); return attrp; } /* attrarray */ /* * Free the stuff "in" (referred to by) an NC_attrarray. * Leaves the array itself allocated. */ void free_NC_attrarrayV0(NC_attrarray *ncap) { assert(ncap != NULL); if(ncap->nelems == 0) return; assert(ncap->value != NULL); { NC_attr **app = ncap->value; NC_attr *const *const end = &app[ncap->nelems]; for( /*NADA*/; app < end; app++) { free_NC_attr(*app); *app = NULL; } } ncap->nelems = 0; } /* * Free NC_attrarray values. * formerly NC_free_array() */ void free_NC_attrarrayV(NC_attrarray *ncap) { assert(ncap != NULL); if(ncap->nalloc == 0) return; assert(ncap->value != NULL); free_NC_attrarrayV0(ncap); free(ncap->value); ncap->value = NULL; ncap->nalloc = 0; } int dup_NC_attrarrayV(NC_attrarray *ncap, const NC_attrarray *ref) { int status = NC_NOERR; assert(ref != NULL); assert(ncap != NULL); if(ref->nelems != 0) { const size_t sz = ref->nelems * sizeof(NC_attr *); ncap->value = (NC_attr **) malloc(sz); if(ncap->value == NULL) return NC_ENOMEM; (void) memset(ncap->value, 0, sz); ncap->nalloc = ref->nelems; } ncap->nelems = 0; { NC_attr **app = ncap->value; const NC_attr **drpp = (const NC_attr **)ref->value; NC_attr *const *const end = &app[ref->nelems]; for( /*NADA*/; app < end; drpp++, app++, ncap->nelems++) { *app = dup_NC_attr(*drpp); if(*app == NULL) { status = NC_ENOMEM; break; } } } if(status != NC_NOERR) { free_NC_attrarrayV(ncap); return status; } assert(ncap->nelems == ref->nelems); return NC_NOERR; } /* * Add a new handle on the end of an array of handles * Formerly NC_incr_array(array, tail) */ static int incr_NC_attrarray(NC_attrarray *ncap, NC_attr *newelemp) { NC_attr **vp; assert(ncap != NULL); if(ncap->nalloc == 0) { assert(ncap->nelems == 0); vp = (NC_attr **) malloc(NC_ARRAY_GROWBY * sizeof(NC_attr *)); if(vp == NULL) return NC_ENOMEM; ncap->value = vp; ncap->nalloc = NC_ARRAY_GROWBY; } else if(ncap->nelems +1 > ncap->nalloc) { vp = (NC_attr **) realloc(ncap->value, (ncap->nalloc + NC_ARRAY_GROWBY) * sizeof(NC_attr *)); if(vp == NULL) return NC_ENOMEM; ncap->value = vp; ncap->nalloc += NC_ARRAY_GROWBY; } if(newelemp != NULL) { ncap->value[ncap->nelems] = newelemp; ncap->nelems++; } return NC_NOERR; } NC_attr * elem_NC_attrarray(const NC_attrarray *ncap, size_t elem) { assert(ncap != NULL); /* cast needed for braindead systems with signed size_t */ if(ncap->nelems == 0 || (unsigned long) elem >= ncap->nelems) return NULL; assert(ncap->value != NULL); return ncap->value[elem]; } /* End attarray per se */ /* * Given ncp and varid, return ptr to array of attributes * else NULL on error */ static NC_attrarray * NC_attrarray0( NC *ncp, int varid) { NC_attrarray *ap; if(varid == NC_GLOBAL) /* Global attribute, attach to cdf */ { ap = &ncp->attrs; } else if(varid >= 0 && (size_t) varid < ncp->vars.nelems) { NC_var **vpp; vpp = (NC_var **)ncp->vars.value; vpp += varid; ap = &(*vpp)->attrs; } else { ap = NULL; } return(ap); } /* * Step thru NC_ATTRIBUTE array, seeking match on name. * return match or NULL if Not Found. */ NC_attr ** NC_findattr(const NC_attrarray *ncap, const char *name) { NC_attr **attrpp; size_t attrid; size_t slen; assert(ncap != NULL); if(ncap->nelems == 0) return NULL; attrpp = (NC_attr **) ncap->value; slen = strlen(name); for(attrid = 0; attrid < ncap->nelems; attrid++, attrpp++) { if(strlen((*attrpp)->name->cp) == slen && strncmp((*attrpp)->name->cp, name, slen) == 0) { return(attrpp); /* Normal return */ } } return(NULL); } /* * Look up by ncid, varid and name, return NULL if not found */ static int NC_lookupattr(int ncid, int varid, const char *name, /* attribute name */ NC_attr **attrpp) /* modified on return */ { int status; NC *ncp; NC_attrarray *ncap; NC_attr **tmp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; tmp = NC_findattr(ncap, name); if(tmp == NULL) return NC_ENOTATT; if(attrpp != NULL) *attrpp = *tmp; return ENOERR; } /* Public */ int nc_inq_attname(int ncid, int varid, int attnum, char *name) { int status; NC *ncp; NC_attrarray *ncap; NC_attr *attrp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; attrp = elem_NC_attrarray(ncap, (size_t)attnum); if(attrp == NULL) return NC_ENOTATT; (void) strncpy(name, attrp->name->cp, attrp->name->nchars); name[attrp->name->nchars] = 0; return NC_NOERR; } int nc_inq_attid(int ncid, int varid, const char *name, int *attnump) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; attrpp = NC_findattr(ncap, name); if(attrpp == NULL) return NC_ENOTATT; if(attnump != NULL) *attnump = (int)(attrpp - ncap->value); return NC_NOERR; } int nc_inq_atttype(int ncid, int varid, const char *name, nc_type *datatypep) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(datatypep != NULL) *datatypep = attrp->type; return NC_NOERR; } int nc_inq_attlen(int ncid, int varid, const char *name, size_t *lenp) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(lenp != NULL) *lenp = attrp->nelems; return NC_NOERR; } int nc_inq_att(int ncid, int varid, const char *name, /* input, attribute name */ nc_type *datatypep, size_t *lenp) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(datatypep != NULL) *datatypep = attrp->type; if(lenp != NULL) *lenp = attrp->nelems; return NC_NOERR; } int nc_rename_att( int ncid, int varid, const char *name, const char *newname) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **tmp; NC_attr *attrp; NC_string *newStr, *old; /* sortof inline clone of NC_lookupattr() */ status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; status = NC_check_name(name); if(status != NC_NOERR) return status; tmp = NC_findattr(ncap, name); if(tmp == NULL) return NC_ENOTATT; attrp = *tmp; /* end inline clone NC_lookupattr() */ if(NC_findattr(ncap, newname) != NULL) { /* name in use */ return NC_ENAMEINUSE; } old = attrp->name; if(NC_indef(ncp)) { newStr = new_NC_string(strlen(newname), newname); if( newStr == NULL) return NC_ENOMEM; attrp->name = newStr; free_NC_string(old); return NC_NOERR; } /* else */ status = set_NC_string(old, newname); if( status != NC_NOERR) return status; set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { status = NC_sync(ncp); if(status != NC_NOERR) return status; } return NC_NOERR; } int nc_copy_att(int ncid_in, int varid_in, const char *name, int ncid_out, int ovarid) { int status; NC_attr *iattrp; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; NC_attr *attrp; status = NC_lookupattr(ncid_in, varid_in, name, &iattrp); if(status != NC_NOERR) return status; status = NC_check_id(ncid_out, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, ovarid); if(ncap == NULL) return NC_ENOTVAR; attrpp = NC_findattr(ncap, name); if(attrpp != NULL) /* name in use */ { if(!NC_indef(ncp) ) { attrp = *attrpp; /* convenience */ if(iattrp->xsz > attrp->xsz) return NC_ENOTINDEFINE; /* else, we can reuse existing without redef */ attrp->xsz = iattrp->xsz; attrp->type = iattrp->type; attrp->nelems = iattrp->nelems; (void) memcpy(attrp->xvalue, iattrp->xvalue, iattrp->xsz); set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { status = NC_sync(ncp); if(status != NC_NOERR) return status; } return NC_NOERR; } /* else, redefine using existing array slot */ old = *attrpp; } else { if(!NC_indef(ncp)) return NC_ENOTINDEFINE; if(ncap->nelems >= NC_MAX_ATTRS) return NC_EMAXATTS; } attrp = new_NC_attr(name, iattrp->type, iattrp->nelems); if(attrp == NULL) return NC_ENOMEM; (void) memcpy(attrp->xvalue, iattrp->xvalue, iattrp->xsz); if(attrpp != NULL) { assert(old != NULL); *attrpp = attrp; free_NC_attr(old); } else { status = incr_NC_attrarray(ncap, attrp); if(status != NC_NOERR) { free_NC_attr(attrp); return status; } } return NC_NOERR; } int nc_del_att(int ncid, int varid, const char *name) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; int attrid; size_t slen; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(!NC_indef(ncp)) return NC_ENOTINDEFINE; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; /* sortof inline NC_findattr() */ slen = strlen(name); attrpp = (NC_attr **) ncap->value; for(attrid = 0; (size_t) attrid < ncap->nelems; attrid++, attrpp++) { if( slen == (*attrpp)->name->nchars && strncmp(name, (*attrpp)->name->cp, slen) == 0) { old = *attrpp; break; } } if( (size_t) attrid == ncap->nelems ) return NC_ENOTATT; /* end inline NC_findattr() */ /* shuffle down */ for(attrid++; (size_t) attrid < ncap->nelems; attrid++) { *attrpp = *(attrpp + 1); attrpp++; } *attrpp = NULL; /* decrement count */ ncap->nelems--; free_NC_attr(old); return NC_NOERR; } static int ncx_pad_putn_Iuchar(void **xpp, size_t nelems, const uchar *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_putn_schar_uchar(xpp, nelems, tp); case NC_SHORT: return ncx_pad_putn_short_uchar(xpp, nelems, tp); case NC_INT: return ncx_putn_int_uchar(xpp, nelems, tp); case NC_FLOAT: return ncx_putn_float_uchar(xpp, nelems, tp); case NC_DOUBLE: return ncx_putn_double_uchar(xpp, nelems, tp); } assert("ncx_pad_putn_Iuchar invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_getn_Iuchar(const void **xpp, size_t nelems, uchar *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_getn_schar_uchar(xpp, nelems, tp); case NC_SHORT: return ncx_pad_getn_short_uchar(xpp, nelems, tp); case NC_INT: return ncx_getn_int_uchar(xpp, nelems, tp); case NC_FLOAT: return ncx_getn_float_uchar(xpp, nelems, tp); case NC_DOUBLE: return ncx_getn_double_uchar(xpp, nelems, tp); } assert("ncx_pad_getn_Iuchar invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_putn_Ischar(void **xpp, size_t nelems, const schar *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_putn_schar_schar(xpp, nelems, tp); case NC_SHORT: return ncx_pad_putn_short_schar(xpp, nelems, tp); case NC_INT: return ncx_putn_int_schar(xpp, nelems, tp); case NC_FLOAT: return ncx_putn_float_schar(xpp, nelems, tp); case NC_DOUBLE: return ncx_putn_double_schar(xpp, nelems, tp); } assert("ncx_pad_putn_Ischar invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_getn_Ischar(const void **xpp, size_t nelems, schar *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_getn_schar_schar(xpp, nelems, tp); case NC_SHORT: return ncx_pad_getn_short_schar(xpp, nelems, tp); case NC_INT: return ncx_getn_int_schar(xpp, nelems, tp); case NC_FLOAT: return ncx_getn_float_schar(xpp, nelems, tp); case NC_DOUBLE: return ncx_getn_double_schar(xpp, nelems, tp); } assert("ncx_pad_getn_Ischar invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_putn_Ishort(void **xpp, size_t nelems, const short *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_putn_schar_short(xpp, nelems, tp); case NC_SHORT: return ncx_pad_putn_short_short(xpp, nelems, tp); case NC_INT: return ncx_putn_int_short(xpp, nelems, tp); case NC_FLOAT: return ncx_putn_float_short(xpp, nelems, tp); case NC_DOUBLE: return ncx_putn_double_short(xpp, nelems, tp); } assert("ncx_pad_putn_Ishort invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_getn_Ishort(const void **xpp, size_t nelems, short *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_getn_schar_short(xpp, nelems, tp); case NC_SHORT: return ncx_pad_getn_short_short(xpp, nelems, tp); case NC_INT: return ncx_getn_int_short(xpp, nelems, tp); case NC_FLOAT: return ncx_getn_float_short(xpp, nelems, tp); case NC_DOUBLE: return ncx_getn_double_short(xpp, nelems, tp); } assert("ncx_pad_getn_Ishort invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_putn_Iint(void **xpp, size_t nelems, const int *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_putn_schar_int(xpp, nelems, tp); case NC_SHORT: return ncx_pad_putn_short_int(xpp, nelems, tp); case NC_INT: return ncx_putn_int_int(xpp, nelems, tp); case NC_FLOAT: return ncx_putn_float_int(xpp, nelems, tp); case NC_DOUBLE: return ncx_putn_double_int(xpp, nelems, tp); } assert("ncx_pad_putn_Iint invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_getn_Iint(const void **xpp, size_t nelems, int *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_getn_schar_int(xpp, nelems, tp); case NC_SHORT: return ncx_pad_getn_short_int(xpp, nelems, tp); case NC_INT: return ncx_getn_int_int(xpp, nelems, tp); case NC_FLOAT: return ncx_getn_float_int(xpp, nelems, tp); case NC_DOUBLE: return ncx_getn_double_int(xpp, nelems, tp); } assert("ncx_pad_getn_Iint invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_putn_Ilong(void **xpp, size_t nelems, const long *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_putn_schar_long(xpp, nelems, tp); case NC_SHORT: return ncx_pad_putn_short_long(xpp, nelems, tp); case NC_INT: return ncx_putn_int_long(xpp, nelems, tp); case NC_FLOAT: return ncx_putn_float_long(xpp, nelems, tp); case NC_DOUBLE: return ncx_putn_double_long(xpp, nelems, tp); } assert("ncx_pad_putn_Ilong invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_getn_Ilong(const void **xpp, size_t nelems, long *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_getn_schar_long(xpp, nelems, tp); case NC_SHORT: return ncx_pad_getn_short_long(xpp, nelems, tp); case NC_INT: return ncx_getn_int_long(xpp, nelems, tp); case NC_FLOAT: return ncx_getn_float_long(xpp, nelems, tp); case NC_DOUBLE: return ncx_getn_double_long(xpp, nelems, tp); } assert("ncx_pad_getn_Ilong invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_putn_Ifloat(void **xpp, size_t nelems, const float *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_putn_schar_float(xpp, nelems, tp); case NC_SHORT: return ncx_pad_putn_short_float(xpp, nelems, tp); case NC_INT: return ncx_putn_int_float(xpp, nelems, tp); case NC_FLOAT: return ncx_putn_float_float(xpp, nelems, tp); case NC_DOUBLE: return ncx_putn_double_float(xpp, nelems, tp); } assert("ncx_pad_putn_Ifloat invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_getn_Ifloat(const void **xpp, size_t nelems, float *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_getn_schar_float(xpp, nelems, tp); case NC_SHORT: return ncx_pad_getn_short_float(xpp, nelems, tp); case NC_INT: return ncx_getn_int_float(xpp, nelems, tp); case NC_FLOAT: return ncx_getn_float_float(xpp, nelems, tp); case NC_DOUBLE: return ncx_getn_double_float(xpp, nelems, tp); } assert("ncx_pad_getn_Ifloat invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_putn_Idouble(void **xpp, size_t nelems, const double *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_putn_schar_double(xpp, nelems, tp); case NC_SHORT: return ncx_pad_putn_short_double(xpp, nelems, tp); case NC_INT: return ncx_putn_int_double(xpp, nelems, tp); case NC_FLOAT: return ncx_putn_float_double(xpp, nelems, tp); case NC_DOUBLE: return ncx_putn_double_double(xpp, nelems, tp); } assert("ncx_pad_putn_Idouble invalid type" == 0); return NC_EBADTYPE; } static int ncx_pad_getn_Idouble(const void **xpp, size_t nelems, double *tp, nc_type type) { switch(type) { case NC_CHAR: return NC_ECHAR; case NC_BYTE: return ncx_pad_getn_schar_double(xpp, nelems, tp); case NC_SHORT: return ncx_pad_getn_short_double(xpp, nelems, tp); case NC_INT: return ncx_getn_int_double(xpp, nelems, tp); case NC_FLOAT: return ncx_getn_float_double(xpp, nelems, tp); case NC_DOUBLE: return ncx_getn_double_double(xpp, nelems, tp); } assert("ncx_pad_getn_Idouble invalid type" == 0); return NC_EBADTYPE; } int nc_put_att_text(int ncid, int varid, const char *name, size_t nelems, const char *value) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; NC_attr *attrp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; status = NC_check_name(name); if(status != NC_NOERR) return status; /* cast needed for braindead systems with signed size_t */ if((unsigned long) nelems > X_INT_MAX) /* backward compat */ return NC_EINVAL; /* Invalid nelems */ if(nelems != 0 && value == NULL) return NC_EINVAL; /* Null arg */ attrpp = NC_findattr(ncap, name); if(attrpp != NULL) /* name in use */ { if(!NC_indef(ncp) ) { const size_t xsz = ncx_len_NC_attrV(NC_CHAR, nelems); attrp = *attrpp; /* convenience */ if(xsz > attrp->xsz) return NC_ENOTINDEFINE; /* else, we can reuse existing without redef */ attrp->xsz = xsz; attrp->type = NC_CHAR; attrp->nelems = nelems; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_text(&xp, nelems, value); if(status != NC_NOERR) return status; } set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { status = NC_sync(ncp); if(status != NC_NOERR) return status; } return NC_NOERR; } /* else, redefine using existing array slot */ old = *attrpp; } else { if(!NC_indef(ncp)) return NC_ENOTINDEFINE; if(ncap->nelems >= NC_MAX_ATTRS) return NC_EMAXATTS; } attrp = new_NC_attr(name, NC_CHAR, nelems); if(attrp == NULL) return NC_ENOMEM; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_text(&xp, nelems, value); if(status != NC_NOERR) return status; } if(attrpp != NULL) { assert(old != NULL); *attrpp = attrp; free_NC_attr(old); } else { status = incr_NC_attrarray(ncap, attrp); if(status != NC_NOERR) { free_NC_attr(attrp); return status; } } return NC_NOERR; } int nc_get_att_text(int ncid, int varid, const char *name, char *str) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(attrp->nelems == 0) return NC_NOERR; if(attrp->type != NC_CHAR) return NC_ECHAR; /* else */ { const void *xp = attrp->xvalue; return ncx_pad_getn_text(&xp, attrp->nelems, str); } } int nc_put_att_schar(int ncid, int varid, const char *name, nc_type type, size_t nelems, const signed char *value) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; NC_attr *attrp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; status = nc_cktype(type); if(status != NC_NOERR) return status; if(type == NC_CHAR) return NC_ECHAR; /* cast needed for braindead systems with signed size_t */ if((unsigned long) nelems > X_INT_MAX) /* backward compat */ return NC_EINVAL; /* Invalid nelems */ if(nelems != 0 && value == NULL) return NC_EINVAL; /* Null arg */ attrpp = NC_findattr(ncap, name); if(attrpp != NULL) /* name in use */ { if(!NC_indef(ncp) ) { const size_t xsz = ncx_len_NC_attrV(type, nelems); attrp = *attrpp; /* convenience */ if(xsz > attrp->xsz) return NC_ENOTINDEFINE; /* else, we can reuse existing without redef */ attrp->xsz = xsz; attrp->type = type; attrp->nelems = nelems; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Ischar(&xp, nelems, value, type); } set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { const int lstatus = NC_sync(ncp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Ischar */ if(lstatus != ENOERR) return lstatus; } return status; } /* else, redefine using existing array slot */ old = *attrpp; } else { if(!NC_indef(ncp)) return NC_ENOTINDEFINE; if(ncap->nelems >= NC_MAX_ATTRS) return NC_EMAXATTS; } status = NC_check_name(name); if(status != NC_NOERR) return status; attrp = new_NC_attr(name, type, nelems); if(attrp == NULL) return NC_ENOMEM; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Ischar(&xp, nelems, value, type); } if(attrpp != NULL) { assert(old != NULL); *attrpp = attrp; free_NC_attr(old); } else { const int lstatus = incr_NC_attrarray(ncap, attrp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Ischar */ if(lstatus != NC_NOERR) { free_NC_attr(attrp); return lstatus; } } return status; } int nc_get_att_schar(int ncid, int varid, const char *name, signed char *tp) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(attrp->nelems == 0) return NC_NOERR; if(attrp->type == NC_CHAR) return NC_ECHAR; { const void *xp = attrp->xvalue; return ncx_pad_getn_Ischar(&xp, attrp->nelems, tp, attrp->type); } } int nc_put_att_uchar(int ncid, int varid, const char *name, nc_type type, size_t nelems, const unsigned char *value) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; NC_attr *attrp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; status = nc_cktype(type); if(status != NC_NOERR) return status; if(type == NC_CHAR) return NC_ECHAR; /* cast needed for braindead systems with signed size_t */ if((unsigned long) nelems > X_INT_MAX) /* backward compat */ return NC_EINVAL; /* Invalid nelems */ if(nelems != 0 && value == NULL) return NC_EINVAL; /* Null arg */ attrpp = NC_findattr(ncap, name); if(attrpp != NULL) /* name in use */ { if(!NC_indef(ncp) ) { const size_t xsz = ncx_len_NC_attrV(type, nelems); attrp = *attrpp; /* convenience */ if(xsz > attrp->xsz) return NC_ENOTINDEFINE; /* else, we can reuse existing without redef */ attrp->xsz = xsz; attrp->type = type; attrp->nelems = nelems; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Iuchar(&xp, nelems, value, type); } set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { const int lstatus = NC_sync(ncp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Iuchar */ if(lstatus != ENOERR) return lstatus; } return status; } /* else, redefine using existing array slot */ old = *attrpp; } else { if(!NC_indef(ncp)) return NC_ENOTINDEFINE; if(ncap->nelems >= NC_MAX_ATTRS) return NC_EMAXATTS; } status = NC_check_name(name); if(status != NC_NOERR) return status; attrp = new_NC_attr(name, type, nelems); if(attrp == NULL) return NC_ENOMEM; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Iuchar(&xp, nelems, value, type); } if(attrpp != NULL) { assert(old != NULL); *attrpp = attrp; free_NC_attr(old); } else { const int lstatus = incr_NC_attrarray(ncap, attrp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Iuchar */ if(lstatus != NC_NOERR) { free_NC_attr(attrp); return lstatus; } } return status; } int nc_get_att_uchar(int ncid, int varid, const char *name, unsigned char *tp) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(attrp->nelems == 0) return NC_NOERR; if(attrp->type == NC_CHAR) return NC_ECHAR; { const void *xp = attrp->xvalue; return ncx_pad_getn_Iuchar(&xp, attrp->nelems, tp, attrp->type); } } int nc_put_att_short(int ncid, int varid, const char *name, nc_type type, size_t nelems, const short *value) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; NC_attr *attrp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; status = nc_cktype(type); if(status != NC_NOERR) return status; if(type == NC_CHAR) return NC_ECHAR; /* cast needed for braindead systems with signed size_t */ if((unsigned long) nelems > X_INT_MAX) /* backward compat */ return NC_EINVAL; /* Invalid nelems */ if(nelems != 0 && value == NULL) return NC_EINVAL; /* Null arg */ attrpp = NC_findattr(ncap, name); if(attrpp != NULL) /* name in use */ { if(!NC_indef(ncp) ) { const size_t xsz = ncx_len_NC_attrV(type, nelems); attrp = *attrpp; /* convenience */ if(xsz > attrp->xsz) return NC_ENOTINDEFINE; /* else, we can reuse existing without redef */ attrp->xsz = xsz; attrp->type = type; attrp->nelems = nelems; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Ishort(&xp, nelems, value, type); } set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { const int lstatus = NC_sync(ncp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Ishort */ if(lstatus != ENOERR) return lstatus; } return status; } /* else, redefine using existing array slot */ old = *attrpp; } else { if(!NC_indef(ncp)) return NC_ENOTINDEFINE; if(ncap->nelems >= NC_MAX_ATTRS) return NC_EMAXATTS; } status = NC_check_name(name); if(status != NC_NOERR) return status; attrp = new_NC_attr(name, type, nelems); if(attrp == NULL) return NC_ENOMEM; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Ishort(&xp, nelems, value, type); } if(attrpp != NULL) { assert(old != NULL); *attrpp = attrp; free_NC_attr(old); } else { const int lstatus = incr_NC_attrarray(ncap, attrp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Ishort */ if(lstatus != NC_NOERR) { free_NC_attr(attrp); return lstatus; } } return status; } int nc_get_att_short(int ncid, int varid, const char *name, short *tp) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(attrp->nelems == 0) return NC_NOERR; if(attrp->type == NC_CHAR) return NC_ECHAR; { const void *xp = attrp->xvalue; return ncx_pad_getn_Ishort(&xp, attrp->nelems, tp, attrp->type); } } int nc_put_att_int(int ncid, int varid, const char *name, nc_type type, size_t nelems, const int *value) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; NC_attr *attrp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; status = nc_cktype(type); if(status != NC_NOERR) return status; if(type == NC_CHAR) return NC_ECHAR; /* cast needed for braindead systems with signed size_t */ if((unsigned long) nelems > X_INT_MAX) /* backward compat */ return NC_EINVAL; /* Invalid nelems */ if(nelems != 0 && value == NULL) return NC_EINVAL; /* Null arg */ attrpp = NC_findattr(ncap, name); if(attrpp != NULL) /* name in use */ { if(!NC_indef(ncp) ) { const size_t xsz = ncx_len_NC_attrV(type, nelems); attrp = *attrpp; /* convenience */ if(xsz > attrp->xsz) return NC_ENOTINDEFINE; /* else, we can reuse existing without redef */ attrp->xsz = xsz; attrp->type = type; attrp->nelems = nelems; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Iint(&xp, nelems, value, type); } set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { const int lstatus = NC_sync(ncp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Iint */ if(lstatus != ENOERR) return lstatus; } return status; } /* else, redefine using existing array slot */ old = *attrpp; } else { if(!NC_indef(ncp)) return NC_ENOTINDEFINE; if(ncap->nelems >= NC_MAX_ATTRS) return NC_EMAXATTS; } status = NC_check_name(name); if(status != NC_NOERR) return status; attrp = new_NC_attr(name, type, nelems); if(attrp == NULL) return NC_ENOMEM; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Iint(&xp, nelems, value, type); } if(attrpp != NULL) { assert(old != NULL); *attrpp = attrp; free_NC_attr(old); } else { const int lstatus = incr_NC_attrarray(ncap, attrp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Iint */ if(lstatus != NC_NOERR) { free_NC_attr(attrp); return lstatus; } } return status; } int nc_get_att_int(int ncid, int varid, const char *name, int *tp) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(attrp->nelems == 0) return NC_NOERR; if(attrp->type == NC_CHAR) return NC_ECHAR; { const void *xp = attrp->xvalue; return ncx_pad_getn_Iint(&xp, attrp->nelems, tp, attrp->type); } } int nc_put_att_long(int ncid, int varid, const char *name, nc_type type, size_t nelems, const long *value) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; NC_attr *attrp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; status = nc_cktype(type); if(status != NC_NOERR) return status; if(type == NC_CHAR) return NC_ECHAR; /* cast needed for braindead systems with signed size_t */ if((unsigned long) nelems > X_INT_MAX) /* backward compat */ return NC_EINVAL; /* Invalid nelems */ if(nelems != 0 && value == NULL) return NC_EINVAL; /* Null arg */ attrpp = NC_findattr(ncap, name); if(attrpp != NULL) /* name in use */ { if(!NC_indef(ncp) ) { const size_t xsz = ncx_len_NC_attrV(type, nelems); attrp = *attrpp; /* convenience */ if(xsz > attrp->xsz) return NC_ENOTINDEFINE; /* else, we can reuse existing without redef */ attrp->xsz = xsz; attrp->type = type; attrp->nelems = nelems; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Ilong(&xp, nelems, value, type); } set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { const int lstatus = NC_sync(ncp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Ilong */ if(lstatus != ENOERR) return lstatus; } return status; } /* else, redefine using existing array slot */ old = *attrpp; } else { if(!NC_indef(ncp)) return NC_ENOTINDEFINE; if(ncap->nelems >= NC_MAX_ATTRS) return NC_EMAXATTS; } status = NC_check_name(name); if(status != NC_NOERR) return status; attrp = new_NC_attr(name, type, nelems); if(attrp == NULL) return NC_ENOMEM; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Ilong(&xp, nelems, value, type); } if(attrpp != NULL) { assert(old != NULL); *attrpp = attrp; free_NC_attr(old); } else { const int lstatus = incr_NC_attrarray(ncap, attrp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Ilong */ if(lstatus != NC_NOERR) { free_NC_attr(attrp); return lstatus; } } return status; } int nc_get_att_long(int ncid, int varid, const char *name, long *tp) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(attrp->nelems == 0) return NC_NOERR; if(attrp->type == NC_CHAR) return NC_ECHAR; { const void *xp = attrp->xvalue; return ncx_pad_getn_Ilong(&xp, attrp->nelems, tp, attrp->type); } } int nc_put_att_float(int ncid, int varid, const char *name, nc_type type, size_t nelems, const float *value) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; NC_attr *attrp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; status = nc_cktype(type); if(status != NC_NOERR) return status; if(type == NC_CHAR) return NC_ECHAR; /* cast needed for braindead systems with signed size_t */ if((unsigned long) nelems > X_INT_MAX) /* backward compat */ return NC_EINVAL; /* Invalid nelems */ if(nelems != 0 && value == NULL) return NC_EINVAL; /* Null arg */ attrpp = NC_findattr(ncap, name); if(attrpp != NULL) /* name in use */ { if(!NC_indef(ncp) ) { const size_t xsz = ncx_len_NC_attrV(type, nelems); attrp = *attrpp; /* convenience */ if(xsz > attrp->xsz) return NC_ENOTINDEFINE; /* else, we can reuse existing without redef */ attrp->xsz = xsz; attrp->type = type; attrp->nelems = nelems; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Ifloat(&xp, nelems, value, type); } set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { const int lstatus = NC_sync(ncp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Ifloat */ if(lstatus != ENOERR) return lstatus; } return status; } /* else, redefine using existing array slot */ old = *attrpp; } else { if(!NC_indef(ncp)) return NC_ENOTINDEFINE; if(ncap->nelems >= NC_MAX_ATTRS) return NC_EMAXATTS; } status = NC_check_name(name); if(status != NC_NOERR) return status; attrp = new_NC_attr(name, type, nelems); if(attrp == NULL) return NC_ENOMEM; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Ifloat(&xp, nelems, value, type); } if(attrpp != NULL) { assert(old != NULL); *attrpp = attrp; free_NC_attr(old); } else { const int lstatus = incr_NC_attrarray(ncap, attrp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Ifloat */ if(lstatus != NC_NOERR) { free_NC_attr(attrp); return lstatus; } } return status; } int nc_get_att_float(int ncid, int varid, const char *name, float *tp) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(attrp->nelems == 0) return NC_NOERR; if(attrp->type == NC_CHAR) return NC_ECHAR; { const void *xp = attrp->xvalue; return ncx_pad_getn_Ifloat(&xp, attrp->nelems, tp, attrp->type); } } int nc_put_att_double(int ncid, int varid, const char *name, nc_type type, size_t nelems, const double *value) { int status; NC *ncp; NC_attrarray *ncap; NC_attr **attrpp; NC_attr *old = NULL; NC_attr *attrp; status = NC_check_id(ncid, &ncp); if(status != NC_NOERR) return status; if(NC_readonly(ncp)) return NC_EPERM; ncap = NC_attrarray0(ncp, varid); if(ncap == NULL) return NC_ENOTVAR; status = nc_cktype(type); if(status != NC_NOERR) return status; if(type == NC_CHAR) return NC_ECHAR; /* cast needed for braindead systems with signed size_t */ if((unsigned long) nelems > X_INT_MAX) /* backward compat */ return NC_EINVAL; /* Invalid nelems */ if(nelems != 0 && value == NULL) return NC_EINVAL; /* Null arg */ attrpp = NC_findattr(ncap, name); if(attrpp != NULL) /* name in use */ { if(!NC_indef(ncp) ) { const size_t xsz = ncx_len_NC_attrV(type, nelems); attrp = *attrpp; /* convenience */ if(xsz > attrp->xsz) return NC_ENOTINDEFINE; /* else, we can reuse existing without redef */ attrp->xsz = xsz; attrp->type = type; attrp->nelems = nelems; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Idouble(&xp, nelems, value, type); } set_NC_hdirty(ncp); if(NC_doHsync(ncp)) { const int lstatus = NC_sync(ncp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Idouble */ if(lstatus != ENOERR) return lstatus; } return status; } /* else, redefine using existing array slot */ old = *attrpp; } else { if(!NC_indef(ncp)) return NC_ENOTINDEFINE; if(ncap->nelems >= NC_MAX_ATTRS) return NC_EMAXATTS; } status = NC_check_name(name); if(status != NC_NOERR) return status; attrp = new_NC_attr(name, type, nelems); if(attrp == NULL) return NC_ENOMEM; if(nelems != 0) { void *xp = attrp->xvalue; status = ncx_pad_putn_Idouble(&xp, nelems, value, type); } if(attrpp != NULL) { assert(old != NULL); *attrpp = attrp; free_NC_attr(old); } else { const int lstatus = incr_NC_attrarray(ncap, attrp); /* * N.B.: potentially overrides NC_ERANGE * set by ncx_pad_putn_Idouble */ if(lstatus != NC_NOERR) { free_NC_attr(attrp); return lstatus; } } return status; } int nc_get_att_double(int ncid, int varid, const char *name, double *tp) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; if(attrp->nelems == 0) return NC_NOERR; if(attrp->type == NC_CHAR) return NC_ECHAR; { const void *xp = attrp->xvalue; return ncx_pad_getn_Idouble(&xp, attrp->nelems, tp, attrp->type); } } /* deprecated, used to support the 2.x interface */ int nc_put_att( int ncid, int varid, const char *name, nc_type type, size_t nelems, const void *value) { switch (type) { case NC_BYTE: return nc_put_att_schar(ncid, varid, name, type, nelems, (schar *)value); case NC_CHAR: return nc_put_att_text(ncid, varid, name, nelems, (char *)value); case NC_SHORT: return nc_put_att_short(ncid, varid, name, type, nelems, (short *)value); case NC_INT: #if (SIZEOF_INT >= X_SIZEOF_INT) return nc_put_att_int(ncid, varid, name, type, nelems, (int *)value); #elif SIZEOF_LONG == X_SIZEOF_INT return nc_put_att_long(ncid, varid, name, type, nelems, (long *)value); #endif case NC_FLOAT: return nc_put_att_float(ncid, varid, name, type, nelems, (float *)value); case NC_DOUBLE: return nc_put_att_double(ncid, varid, name, type, nelems, (double *)value); } return NC_EBADTYPE; } /* deprecated, used to support the 2.x interface */ int nc_get_att(int ncid, int varid, const char *name, void *value) { int status; NC_attr *attrp; status = NC_lookupattr(ncid, varid, name, &attrp); if(status != NC_NOERR) return status; switch (attrp->type) { case NC_BYTE: return nc_get_att_schar(ncid, varid, name, (schar *)value); case NC_CHAR: return nc_get_att_text(ncid, varid, name, (char *)value); case NC_SHORT: return nc_get_att_short(ncid, varid, name, (short *)value); case NC_INT: #if (SIZEOF_INT >= X_SIZEOF_INT) return nc_get_att_int(ncid, varid, name, (int *)value); #elif SIZEOF_LONG == X_SIZEOF_INT return nc_get_att_long(ncid, varid, name, (long *)value); #endif case NC_FLOAT: return nc_get_att_float(ncid, varid, name, (float *)value); case NC_DOUBLE: return nc_get_att_double(ncid, varid, name, (double *)value); } return NC_EBADTYPE; }