long attribute value of HTML

#include <stdio.h>
#include <stdlib.h>
#include <hdf5.h>

int
main(int argc, char **argv)
{
        unsigned long long *ull = NULL;
        hid_t f_id = {0};
        hid_t d_id = {0};
        hid_t s_id = {0};
        hid_t a_id = {0};
        hid_t as_id = {0};
        hsize_t dims[2] = {2, 2};
        herr_t status = {0};

        f_id = H5Fcreate("ull.h5",H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
        s_id = H5Screate_simple(2, dims, NULL);
        d_id = H5Dcreate(f_id, "/data", H5T_STD_I32BE, s_id,
                         H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);

        as_id = H5Screate(H5S_SCALAR);
        a_id = H5Acreate(d_id, "unsigned long long", H5T_STD_U64LE,
                         as_id, H5P_DEFAULT, H5P_DEFAULT);

        ull = malloc(sizeof(unsigned long long));
        *ull = 123;
        status = H5Awrite(a_id, H5T_NATIVE_ULLONG, ull);

        status = H5Aclose(a_id);
        status = H5Dclose(d_id);
        status = H5Sclose(s_id);
        status = H5Fclose(f_id);

        return(EXIT_SUCCESS);
}

h5pcc -o test test.c && ./test && h5dump ull.h5

HDF5 "ull.h5" {
GROUP "/" {
   DATASET "data" {
      DATATYPE  H5T_STD_I32BE
      DATASPACE  SIMPLE { ( 2, 2 ) / ( 2, 2 ) }
      DATA {
      (0,0): 0, 0,
      (1,0): 0, 0
      }
      ATTRIBUTE "unsigned long long" {
         DATATYPE  H5T_STD_U64LE
         DATASPACE  SCALAR
         DATA {
         (0): 1234
         }
      }
   }
}
}

as_id = H5Screate_simple(1, adims, NULL);
a_id = H5Acreate(d_id, "unsigned long long", H5T_STD_U64LE,
                 as_id, H5P_DEFAULT, H5P_DEFAULT);
ull = malloc(sizeof(unsigned long long));
*ull = 123;

  ATTRIBUTE "unsigned long long" {
     DATATYPE  H5T_STD_U64LE
     DATASPACE  SIMPLE { ( 1 ) / ( 1 ) }
     DATA {
     (0): 123
     }

localhost ~$ h5dump ull.h5
HDF5 "ull.h5" {
GROUP "/" {
   DATASET "Summary" {
      DATATYPE  H5T_STD_I32BE
      DATASPACE  SIMPLE { ( 2, 2 ) / ( 2, 2 ) }
      DATA {
      (0,0): 0, 0,
      (1,0): 0, 0
      }
   }
}
}
localhost ~$ ./foo
localhost ~$ h5dump ull.h5
HDF5 "ull.h5" {
GROUP "/" {
   DATASET "Summary" {
      DATATYPE  H5T_STD_I32BE
      DATASPACE  SIMPLE { ( 2, 2 ) / ( 2, 2 ) }
      DATA {
      (0,0): 0, 0,
      (1,0): 0, 0
      }
      ATTRIBUTE "IntAttribute" {
         DATATYPE  H5T_STD_I32BE
         DATASPACE  SIMPLE { ( 1 ) / ( 1 ) }
         DATA {
         (0): 4
         }
      }
      ATTRIBUTE "LongAttribute" {
         DATATYPE  H5T_STD_U64BE
         DATASPACE  SIMPLE { ( 1 ) / ( 1 ) }
         DATA {
         (0): 4
         }
      }
   }
}
}

%a.pull-right{ href: "#", "data-html" => "true", rel: "tooltip",
  "data-placement" => "left", title: "This is really just so much text. |
  The real thing goes on and on and on, much longer than this. It also  |
  contains some line breaks.<br><br>We'd really like to be able to wrap |
   it around so it's readable in the code." }                           |

<a class='pull-right' data-html='true' data-placement='left' href='#' rel='tooltip' title="This is really just so much text. The real thing goes on and on and on, much longer than this. It also  contains some line breaks.&lt;br&gt;&lt;br&gt;We'd really like to be able to wrap it around so it's readable in the code."></a>

<img src="https://www.google.com/logos/doodles/2016
/25th-anniversary-of-armenias-independence-6257593681969152.2-hp2x.jpg"

data-alt-src="https://www.google.com/logos/doodles/2016/us-
voter-registration-day-reminder-5701453076234240-hp2x.gif" />

<img src="https://www.google.com/logos/doodles/2016/25th-
   anniversary-of-armenias-independence-6257593681969152.2-hp2x.jpg"

data-alt-src="https://www.google.com/logos/doodles/2016
  /us-voter-registration-day-reminder-5701453076234240-hp2x.gif" />