Exemple #1
0
/* Test a small file with one var and one att. */
static int
test_one_with_att(const char *testfile, int cmode)
{
   int err, ncid, dimid, varid;
   char data = 'h', data_in;
   int ndims, nvars, natts, unlimdimid;
   MPI_Offset start[NDIMS], count[NDIMS];

   /* Create a file with one ulimited dimensions, and one var. */
   err=ncmpi_create(MPI_COMM_WORLD, testfile,cmode, MPI_INFO_NULL, &ncid); ERR
   err=ncmpi_def_dim(ncid, DIM1_NAME, NC_UNLIMITED, &dimid); ERR
   err=ncmpi_def_var(ncid, VAR_NAME, NC_CHAR, 1, &dimid, &varid); ERR
   err=ncmpi_put_att_text(ncid, NC_GLOBAL, ATT_NAME, 1, &data); ERR
   err=ncmpi_enddef(ncid); ERR

   /* Write one record of var data, a single character. */
   count[0] = 1;
   start[0] = 0;
   err=ncmpi_put_vara_text_all(ncid, varid, start, count, &data); ERR

   /* We're done! */
   err=ncmpi_close(ncid); ERR
   
   /* Reopen the file and check it. */
   err=ncmpi_open(MPI_COMM_WORLD, testfile, NC_NOWRITE, MPI_INFO_NULL, &ncid); ERR
   err=ncmpi_inq(ncid, &ndims, &nvars, &natts, &unlimdimid); ERR
   if (ndims != 1 && nvars != 1 && natts != 0 && unlimdimid != 0) {printf("Error at line %d\n",__LINE__);return 1;}
   err=ncmpi_get_var_text_all(ncid, varid, &data_in); ERR
   if (data_in != data) {printf("Error at line %d\n",__LINE__);return 1;}
   err=ncmpi_get_att_text(ncid, NC_GLOBAL, ATT_NAME, &data_in); ERR
   if (data_in != data) {printf("Error at line %d\n",__LINE__);return 1;}
   err=ncmpi_close(ncid); ERR
   return 0;
}
Exemple #2
0
/* Test a small file with two record vars, which grow, and has
 * attributes added. */
static int
test_two_growing_with_att(const char *testfile, int cmode)
{
   int err, ncid, dimid, varid[NUM_VARS];
   char data[MAX_RECS], data_in;
   char att_name[NC_MAX_NAME + 1];
   MPI_Offset start[ONE_DIM], count[ONE_DIM], index[ONE_DIM], len_in;
   int v, r;

   /* Create a file with one ulimited dimensions, and one var. */
   err=ncmpi_create(MPI_COMM_WORLD, testfile,cmode, MPI_INFO_NULL, &ncid); ERR
   err=ncmpi_def_dim(ncid, DIM1_NAME, NC_UNLIMITED, &dimid); ERR
   err=ncmpi_def_var(ncid, VAR_NAME, NC_CHAR, 1, &dimid, &varid[0]); ERR
   err=ncmpi_def_var(ncid, VAR_NAME2, NC_CHAR, 1, &dimid, &varid[1]); ERR
   err=ncmpi_close(ncid); ERR

   /* Create some phoney data. */
   for (data[0] = 'a', r = 1; r < MAX_RECS; r++)
      data[r] = data[r - 1] + 1;

   /* Normally one would not close and reopen the file for each
    * record, nor add an attribute each time I add a record, but I am
    * giving the library a little work-out here... */
   for (r = 0; r < MAX_RECS; r++)
   {
      /* Write one record of var data, a single character. */
      err=ncmpi_open(MPI_COMM_WORLD, testfile, NC_WRITE, MPI_INFO_NULL, &ncid); ERR
      count[0] = 1;
      start[0] = r;
      sprintf(att_name, "a_%d", data[r]);
      for (v = 0; v < NUM_VARS; v++)
      {
	 err=ncmpi_put_vara_text_all(ncid, varid[v], start, count, &data[r]); ERR
	 err=ncmpi_redef(ncid); ERR
	 err=ncmpi_put_att_text(ncid, varid[v], att_name, 1, &data[r]); ERR
	 err=ncmpi_enddef(ncid); ERR
      }
      err=ncmpi_close(ncid); ERR
      
      /* Reopen the file and check it. */
      err=ncmpi_open(MPI_COMM_WORLD, testfile, NC_NOWRITE, MPI_INFO_NULL, &ncid); ERR
      err=ncmpi_inq_dimlen(ncid, 0, &len_in); ERR
      if (len_in != r + 1) {printf("Error at line %d\n",__LINE__);return 1;}
      index[0] = r;
      err=ncmpi_begin_indep_data(ncid); ERR
      for (v = 0; v < NUM_VARS; v++)
      {
	 err=ncmpi_get_var1_text(ncid, varid[v], index, &data_in); ERR
	 if (data_in != data[r]) {printf("Error at line %d\n",__LINE__);return 1;}
      }
      err=ncmpi_close(ncid); ERR
   } /* Next record. */
   return 0;
}
Exemple #3
0
/* Test a small file with an unlimited dimension. NOTE: Normally I
 * write a NULL terminator for my attributes and text strings, but
 * this reproduces a bug that a fortran user sent us. So string data
 * are written to the file without null terminators. - Ed */
static int
test_small_unlim(const char *testfile, int cmode)
{
   int i, err, ncid, dimids[NDIMS], varid;
   char data[NUM_VALS][STR_LEN + 1], data_in[NUM_VALS][STR_LEN];
   int ndims, nvars, natts, unlimdimid;
   MPI_Offset start[NDIMS], count[NDIMS];

   /* Create null-terminated text strings of correct length. */
   /*for (i = 0; i < NUM_VALS; i++)
     strcpy(data[i], source);*/
   strcpy(data[0], "2005-04-11_12:00:00");
   strcpy(data[1], "2005-04-11_13:00:00");
   
   /* Create a file with two dimensions, one unlimited, and one
    * var, and a global att. */
   err=ncmpi_create(MPI_COMM_WORLD, testfile,cmode, MPI_INFO_NULL, &ncid); ERR
   err=ncmpi_def_dim(ncid, DIM1_NAME, NC_UNLIMITED, dimids); ERR
   err=ncmpi_def_dim(ncid, DIM2_NAME, STR_LEN, &dimids[1]); ERR
   err=ncmpi_def_var(ncid, VAR_NAME, NC_CHAR, 2, dimids, &varid); ERR
   err=ncmpi_put_att_text(ncid, NC_GLOBAL, ATT_NAME2, strlen(TITLE), TITLE); ERR
   err=ncmpi_enddef(ncid); ERR

   /* Write some records of var data. */
   count[0] = 1;
   count[1] = STR_LEN;
   start[1] = 0;
   for (start[0] = 0; start[0] < NUM_VALS; start[0]++) {
      err=ncmpi_put_vara_text_all(ncid, varid, start, count, data[start[0]]); ERR
   }

   /* We're done! */
   err=ncmpi_close(ncid); ERR
   
   /* Reopen the file and check it. */
   err=ncmpi_open(MPI_COMM_WORLD, testfile, NC_NOWRITE, MPI_INFO_NULL, &ncid); ERR
   err=ncmpi_inq(ncid, &ndims, &nvars, &natts, &unlimdimid); ERR
   if (ndims != 2 && nvars != 1 && natts != 0 && unlimdimid != 0) {printf("Error at line %d\n",__LINE__);return 1;}
   err=ncmpi_get_var_text_all(ncid, varid, (char *)data_in); ERR
   for (i = 0; i < NUM_VALS; i++)
      /* if (strncmp(data[i], data_in[i], STR_LEN)) {printf("Error at line %d\n",__LINE__);return 1;} */
      if (strncmp(data[i], data_in[i], STR_LEN)) {
printf("i=%d data=%s data_in=%s\n",i,data[i],data_in[i]);
      }
   err=ncmpi_close(ncid); ERR
   return 0;
}
Exemple #4
0
/* Test a small file with one record var, which grows. */
static int
test_one_growing(const char *testfile, int cmode)
{
   int err, ncid, dimid, varid;
   char data[MAX_RECS], data_in;
   MPI_Offset start[ONE_DIM], count[ONE_DIM], index[ONE_DIM], len_in;
   int r, f;

   /* Create some phoney data. */
   for (data[0] = 'a', r = 1; r < MAX_RECS; r++)
      data[r] = data[r - 1] + 1;

   /* Run this with and without fill mode. */
   for (f = 0; f < 2; f++)
   {
      /* Create a file with one ulimited dimensions, and one var. */
      err=ncmpi_create(MPI_COMM_WORLD, testfile,cmode, MPI_INFO_NULL, &ncid); ERR
      err=ncmpi_def_dim(ncid, DIM1_NAME, NC_UNLIMITED, &dimid); ERR
      err=ncmpi_def_var(ncid, VAR_NAME, NC_CHAR, 1, &dimid, &varid); ERR
      err=ncmpi_close(ncid); ERR

      /* Normally one would not close and reopen the file for each
       * record, but I am giving the library a little work-out here... */
      for (r = 0; r < MAX_RECS; r++)
      {
	 /* Write one record of var data, a single character. */
         err=ncmpi_open(MPI_COMM_WORLD, testfile, NC_WRITE, MPI_INFO_NULL, &ncid); ERR
	 /* if (f) { err=ncmpi_set_fill(ncid, NC_NOFILL, NULL); ERR} */
	 count[0] = 1;
	 start[0] = r;
	 err=ncmpi_put_vara_text_all(ncid, varid, start, count, &data[r]); ERR
	 err=ncmpi_close(ncid); ERR
      
	 /* Reopen the file and check it. */
         err=ncmpi_open(MPI_COMM_WORLD, testfile, NC_NOWRITE, MPI_INFO_NULL, &ncid); ERR
	 err=ncmpi_inq_dimlen(ncid, 0, &len_in); ERR
	 if (len_in != r + 1) {printf("Error at line %d\n",__LINE__);return 1;}
	 index[0] = r;
	 err=ncmpi_begin_indep_data(ncid); ERR
	 err=ncmpi_get_var1_text(ncid, 0, index, &data_in); ERR
	 if (data_in != data[r]) {printf("Error at line %d\n",__LINE__);return 1;}
	 err=ncmpi_close(ncid); ERR
      } /* Next record. */
   }
   return 0;
}
Exemple #5
0
/* write out variable's data from in-memory structure */
void
load_netcdf(void *rec_start)
{
    int i, idim;
    int stat = NC_NOERR;
    MPI_Offset *start, *count;
    char *charvalp = NULL;
    short *shortvalp = NULL;
    int *intvalp = NULL;
    float *floatvalp = NULL;
    double *doublevalp = NULL;
    unsigned char *ubytevalp = NULL;
    unsigned short *ushortvalp = NULL;
    unsigned int *uintvalp = NULL;
    long long *int64valp = NULL;
    unsigned long long *uint64valp = NULL;
    MPI_Offset total_size;

    /* load values into variable */

    switch (vars[varnum].type) {
      case NC_CHAR:
      case NC_BYTE:
	charvalp = (char *) rec_start;
	break;
      case NC_SHORT:
	shortvalp = (short *) rec_start;
	break;
      case NC_INT:
	intvalp = (int *) rec_start;
	break;
      case NC_FLOAT:
	floatvalp = (float *) rec_start;
	break;
      case NC_DOUBLE:
	doublevalp = (double *) rec_start;
	break;
      case NC_UBYTE:
	ubytevalp = (unsigned char *) rec_start;
	break;
      case NC_USHORT:
	ushortvalp = (unsigned short *) rec_start;
	break;
      case NC_UINT:
	uintvalp = (unsigned int *) rec_start;
	break;
      case NC_INT64:
	int64valp = (long long *) rec_start;
	break;
      case NC_UINT64:
	uint64valp = (unsigned long long *) rec_start;
	break;
      default:
	derror("Unhandled type %d\n", vars[varnum].type);
	break;
    }

    start = (MPI_Offset*) malloc(vars[varnum].ndims * 2 * sizeof(MPI_Offset));
    count = start + vars[varnum].ndims;

    if (vars[varnum].ndims > 0) {
	/* initialize start to upper left corner (0,0,0,...) */
	start[0] = 0;
	if (vars[varnum].dims[0] == rec_dim) {
	    count[0] = vars[varnum].nrecs;
	}
	else {
	    count[0] = dims[vars[varnum].dims[0]].size;
	}
    }

    for (idim = 1; idim < vars[varnum].ndims; idim++) {
	start[idim] = 0;
	count[idim] = dims[vars[varnum].dims[idim]].size;
    }

    total_size = nctypesize(vars[varnum].type);
    for (idim=0; idim<vars[varnum].ndims; idim++)
        total_size *= count[idim];

    /* If the total put size is more than 2GB, then put one subarray at a time.
     * Here the subarray is from 1, 2, ... ndims, except 0.
     * This is not a perfect solution. To be improved.
     */
    if (total_size > INT_MAX) {
        MPI_Offset nchunks=count[0];
        MPI_Offset subarray_nelems=1;
        for (idim=1; idim<vars[varnum].ndims; idim++)
            subarray_nelems *= count[idim];

        count[0] = 1;
        switch (vars[varnum].type) {
            case NC_BYTE:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_schar_all(ncid, varnum, start, count, (signed char *)charvalp);
                     check_err(stat, "ncmpi_put_vara_schar_all", __func__, __LINE__, __FILE__);
                     charvalp += subarray_nelems;
                 }
                 break;
            case NC_CHAR:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_text_all(ncid, varnum, start, count, charvalp);
                     check_err(stat, "ncmpi_put_vara_text_all", __func__, __LINE__, __FILE__);
                     charvalp += subarray_nelems;
                 }
                 break;
            case NC_SHORT:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_short_all(ncid, varnum, start, count, shortvalp);
                     check_err(stat, "ncmpi_put_vara_short_all", __func__, __LINE__, __FILE__);
                     shortvalp += subarray_nelems;
                 }
                 break;
            case NC_INT:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_int_all(ncid, varnum, start, count, intvalp);
                     check_err(stat, "ncmpi_put_vara_int_all", __func__, __LINE__, __FILE__);
                     intvalp += subarray_nelems;
                 }
                 break;
            case NC_FLOAT:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_float_all(ncid, varnum, start, count, floatvalp);
                     check_err(stat, "ncmpi_put_vara_float_all", __func__, __LINE__, __FILE__);
                     floatvalp += subarray_nelems;
                 }
                 break;
            case NC_DOUBLE:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_double_all(ncid, varnum, start, count, doublevalp);
                     check_err(stat, "ncmpi_put_vara_double_all", __func__, __LINE__, __FILE__);
                     doublevalp += subarray_nelems;
                 }
                 break;
            case NC_UBYTE:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_uchar_all(ncid, varnum, start, count, ubytevalp);
                     check_err(stat, "ncmpi_put_vara_uchar_all", __func__, __LINE__, __FILE__);
                     ubytevalp += subarray_nelems;
                 }
                 break;
            case NC_USHORT:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_ushort_all(ncid, varnum, start, count, ushortvalp);
                     check_err(stat, "ncmpi_put_vara_ushort_all", __func__, __LINE__, __FILE__);
                     ushortvalp += subarray_nelems;
                 }
                 break;
            case NC_UINT:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_uint_all(ncid, varnum, start, count, uintvalp);
                     check_err(stat, "ncmpi_put_vara_uint_all", __func__, __LINE__, __FILE__);
                     uintvalp += subarray_nelems;
                 }
                 break;
            case NC_INT64:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_longlong_all(ncid, varnum, start, count, int64valp);
                     check_err(stat, "ncmpi_put_vara_longlong_all", __func__, __LINE__, __FILE__);
                     int64valp += subarray_nelems;
                 }
                 break;
            case NC_UINT64:
                 for (i=0; i<nchunks; i++) {
                     start[0] = i;
                     stat = ncmpi_put_vara_ulonglong_all(ncid, varnum, start, count, uint64valp);
                     check_err(stat, "ncmpi_put_vara_ulonglong_all", __func__, __LINE__, __FILE__);
                     uint64valp += subarray_nelems;
                 }
                 break;
            default:
                     derror("Unhandled type %d\n", vars[varnum].type);
                     break;
        }
    }
    else {
        switch (vars[varnum].type) {
            case NC_BYTE:
                stat = ncmpi_put_vara_schar_all(ncid, varnum, start, count, (signed char *)charvalp);
                check_err(stat, "ncmpi_put_vara_schar_all", __func__, __LINE__, __FILE__);
                break;
            case NC_CHAR:
                stat = ncmpi_put_vara_text_all(ncid, varnum, start, count, charvalp);
                check_err(stat, "ncmpi_put_vara_text_all", __func__, __LINE__, __FILE__);
                break;
            case NC_SHORT:
                stat = ncmpi_put_vara_short_all(ncid, varnum, start, count, shortvalp);
                check_err(stat, "ncmpi_put_vara_short_all", __func__, __LINE__, __FILE__);
                break;
            case NC_INT:
                stat = ncmpi_put_vara_int_all(ncid, varnum, start, count, intvalp);
                check_err(stat, "ncmpi_put_vara_int_all", __func__, __LINE__, __FILE__);
                break;
            case NC_FLOAT:
                stat = ncmpi_put_vara_float_all(ncid, varnum, start, count, floatvalp);
                check_err(stat, "ncmpi_put_vara_float_all", __func__, __LINE__, __FILE__);
                break;
            case NC_DOUBLE:
                stat = ncmpi_put_vara_double_all(ncid, varnum, start, count, doublevalp);
                check_err(stat, "ncmpi_put_vara_double_all", __func__, __LINE__, __FILE__);
                break;
            case NC_UBYTE:
                stat = ncmpi_put_vara_uchar_all(ncid, varnum, start, count, ubytevalp);
                check_err(stat, "ncmpi_put_vara_uchar_all", __func__, __LINE__, __FILE__);
                break;
            case NC_USHORT:
                stat = ncmpi_put_vara_ushort_all(ncid, varnum, start, count, ushortvalp);
                check_err(stat, "ncmpi_put_vara_ushort_all", __func__, __LINE__, __FILE__);
                break;
            case NC_UINT:
                stat = ncmpi_put_vara_uint_all(ncid, varnum, start, count, uintvalp);
                check_err(stat, "ncmpi_put_vara_uint_all", __func__, __LINE__, __FILE__);
                break;
            case NC_INT64:
                stat = ncmpi_put_vara_longlong_all(ncid, varnum, start, count, int64valp);
                check_err(stat, "ncmpi_put_vara_longlong_all", __func__, __LINE__, __FILE__);
                break;
            case NC_UINT64:
                stat = ncmpi_put_vara_ulonglong_all(ncid, varnum, start, count, uint64valp);
                check_err(stat, "ncmpi_put_vara_ulonglong_all", __func__, __LINE__, __FILE__);
                break;
            default:
                derror("Unhandled type %d\n", vars[varnum].type);
                break;
        }
    }
    free(start);
}