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|
%{
#include<stdio.h>
#include<string.h>
#include<hdf5.h>
extern int yylex();
extern int yyerror(char *);
#define STACK_SIZE 16
/*structure for compound type information*/
struct cmpd_info {
hid_t id; /*type ID*/
hbool_t is_field; /*flag to lexer for compound member*/
hbool_t first_memb; /*flag for first compound member*/
};
/*stack for nested compound type*/
struct cmpd_info cmpd_stack[STACK_SIZE] = { 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1,
0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1,
0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1,
0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1 };
int csindex = -1; /*pointer to the top of compound stack*/
/*structure for array type information*/
struct arr_info {
hsize_t dims[H5S_MAX_RANK]; /*size of each dimension, limited to 32 dimensions*/
int ndims; /*number of dimensions*/
hbool_t is_dim; /*flag to lexer for dimension*/
};
/*stack for nested array type*/
struct arr_info arr_stack[STACK_SIZE];
int asindex = -1; /*pointer to the top of array stack*/
hbool_t is_str_size = 0; /*flag to lexer for string size*/
hbool_t is_str_pad = 0; /*flag to lexer for string padding*/
hid_t enum_id; /*type ID*/
hbool_t is_enum = 0; /*flag to lexer for enum type*/
hbool_t is_enum_memb = 0; /*flag to lexer for enum member*/
char* enum_memb_symbol; /*enum member symbol string*/
hbool_t is_opq_size = 0; /*flag to lexer for opaque type size*/
hbool_t is_opq_tag = 0; /*flag to lexer for opaque type tag*/
%}
%union {
int ival; /*for integer token*/
char *sval; /*for compound member name*/
}
%token <ival> H5T_STD_I8BE_TOKEN H5T_STD_I8LE_TOKEN H5T_STD_I16BE_TOKEN H5T_STD_I16LE_TOKEN
%token <ival> H5T_STD_I32BE_TOKEN H5T_STD_I32LE_TOKEN H5T_STD_I64BE_TOKEN H5T_STD_I64LE_TOKEN
%token <ival> H5T_STD_U8BE_TOKEN H5T_STD_U8LE_TOKEN H5T_STD_U16BE_TOKEN H5T_STD_U16LE_TOKEN
%token <ival> H5T_STD_U32BE_TOKEN H5T_STD_U32LE_TOKEN H5T_STD_U64BE_TOKEN H5T_STD_U64LE_TOKEN
%token <ival> H5T_NATIVE_CHAR_TOKEN H5T_NATIVE_SCHAR_TOKEN H5T_NATIVE_UCHAR_TOKEN
%token <ival> H5T_NATIVE_SHORT_TOKEN H5T_NATIVE_USHORT_TOKEN H5T_NATIVE_INT_TOKEN H5T_NATIVE_UINT_TOKEN
%token <ival> H5T_NATIVE_LONG_TOKEN H5T_NATIVE_ULONG_TOKEN H5T_NATIVE_LLONG_TOKEN H5T_NATIVE_ULLONG_TOKEN
%token <ival> H5T_IEEE_F32BE_TOKEN H5T_IEEE_F32LE_TOKEN H5T_IEEE_F64BE_TOKEN H5T_IEEE_F64LE_TOKEN
%token <ival> H5T_NATIVE_FLOAT_TOKEN H5T_NATIVE_DOUBLE_TOKEN H5T_NATIVE_LDOUBLE_TOKEN
%token <ival> H5T_STRING_TOKEN STRSIZE_TOKEN STRPAD_TOKEN CSET_TOKEN CTYPE_TOKEN H5T_VARIABLE_TOKEN
%token <ival> H5T_STR_NULLTERM_TOKEN H5T_STR_NULLPAD_TOKEN H5T_STR_SPACEPAD_TOKEN
%token <ival> H5T_CSET_ASCII_TOKEN H5T_C_S1_TOKEN H5T_FORTRAN_S1_TOKEN
%token <ival> H5T_OPAQUE_TOKEN OPQ_SIZE_TOKEN OPQ_TAG_TOKEN
%token <ival> H5T_COMPOUND_TOKEN
%token <ival> H5T_ENUM_TOKEN
%token <ival> H5T_ARRAY_TOKEN
%token <ival> H5T_VLEN_TOKEN
%token <sval> STRING
%token <ival> NUMBER
%token <ival> '{' '}' '[' ']' '"' ';'
%%
start : { memset(arr_stack, 0, STACK_SIZE*sizeof(struct arr_info)); /*initialize here?*/ }
| ddl_type { return $<ival>$;}
;
ddl_type : atomic_type
| compound_type
| array_type
| vlen_type
;
atomic_type : integer_type
| fp_type
| string_type
| enum_type
| opaque_type
;
integer_type : H5T_STD_I8BE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_I8BE); }
| H5T_STD_I8LE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_I8LE); }
| H5T_STD_I16BE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_I16BE); }
| H5T_STD_I16LE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_I16LE); }
| H5T_STD_I32BE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_I32BE); }
| H5T_STD_I32LE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_I32LE); }
| H5T_STD_I64BE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_I64BE); }
| H5T_STD_I64LE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_I64LE); }
| H5T_STD_U8BE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_U8BE); }
| H5T_STD_U8LE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_U8LE); }
| H5T_STD_U16BE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_U16BE); }
| H5T_STD_U16LE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_U16LE); }
| H5T_STD_U32BE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_U32BE); }
| H5T_STD_U32LE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_U32LE); }
| H5T_STD_U64BE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_U64BE); }
| H5T_STD_U64LE_TOKEN { $<ival>$ = H5Tcopy(H5T_STD_U64LE); }
| H5T_NATIVE_CHAR_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_CHAR); }
| H5T_NATIVE_SCHAR_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_SCHAR); }
| H5T_NATIVE_UCHAR_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_UCHAR); }
| H5T_NATIVE_SHORT_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_SHORT); }
| H5T_NATIVE_USHORT_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_USHORT); }
| H5T_NATIVE_INT_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_INT); }
| H5T_NATIVE_UINT_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_UINT); }
| H5T_NATIVE_LONG_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_LONG); }
| H5T_NATIVE_ULONG_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_ULONG); }
| H5T_NATIVE_LLONG_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_LLONG); }
| H5T_NATIVE_ULLONG_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_ULLONG); }
;
fp_type : H5T_IEEE_F32BE_TOKEN { $<ival>$ = H5Tcopy(H5T_IEEE_F32BE); }
| H5T_IEEE_F32LE_TOKEN { $<ival>$ = H5Tcopy(H5T_IEEE_F32LE); }
| H5T_IEEE_F64BE_TOKEN { $<ival>$ = H5Tcopy(H5T_IEEE_F64BE); }
| H5T_IEEE_F64LE_TOKEN { $<ival>$ = H5Tcopy(H5T_IEEE_F64LE); }
| H5T_NATIVE_FLOAT_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_FLOAT); }
| H5T_NATIVE_DOUBLE_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_DOUBLE); }
| H5T_NATIVE_LDOUBLE_TOKEN { $<ival>$ = H5Tcopy(H5T_NATIVE_LDOUBLE); }
;
compound_type : H5T_COMPOUND_TOKEN
{ csindex++; cmpd_stack[csindex].id = H5Tcreate(H5T_COMPOUND, 1); /*temporarily set size to 1*/ }
'{' memb_list '}'
{ $<ival>$ = cmpd_stack[csindex].id;
cmpd_stack[csindex].id = 0;
cmpd_stack[csindex].first_memb = 1;
csindex--;
}
;
memb_list :
| memb_list memb_def
;
memb_def : ddl_type { cmpd_stack[csindex].is_field = 1; /*notify lexer a compound member is parsed*/ }
'"' field_name '"' ';'
{ int origin_size, new_size;
hid_t dtype_id = cmpd_stack[csindex].id;
/*Adjust size and insert member. Leave no space between.*/
if(cmpd_stack[csindex].first_memb) { /*reclaim the size 1 temporarily set*/
new_size = H5Tget_size($<ival>1);
H5Tset_size(dtype_id, new_size);
/*member name is saved in yylval.sval by lexer*/
H5Tinsert(dtype_id, yylval.sval, 0, $<ival>1);
cmpd_stack[csindex].first_memb = 0;
} else {
origin_size = H5Tget_size(dtype_id);
new_size = origin_size + H5Tget_size($<ival>1);
H5Tset_size(dtype_id, new_size);
H5Tinsert(dtype_id, yylval.sval, origin_size, $<ival>1);
}
cmpd_stack[csindex].is_field = 0;
H5Tclose($<ival>1);
new_size = H5Tget_size(dtype_id);
}
;
field_name : STRING
;
array_type : H5T_ARRAY_TOKEN { asindex++; /*pushd onto the stack*/ }
'{' dim_list ddl_type '}'
{
$<ival>$ = H5Tarray_create($<ival>5, arr_stack[asindex].ndims, arr_stack[asindex].dims, NULL);
arr_stack[asindex].ndims = 0;
asindex--;
H5Tclose($<ival>5);
}
;
dim_list :
| dim_list dim
;
dim : '[' { arr_stack[asindex].is_dim = 1; /*notice lexer of dimension size*/ }
dimsize { int ndims = arr_stack[asindex].ndims;
arr_stack[asindex].dims[ndims] = (hsize_t)yylval.ival;
arr_stack[asindex].ndims++;
arr_stack[asindex].is_dim = 0;
}
']'
;
dimsize : NUMBER
;
vlen_type : H5T_VLEN_TOKEN '{' ddl_type '}'
{ $<ival>$ = H5Tvlen_create($<ival>3); H5Tclose($<ival>3); }
;
opaque_type : H5T_OPAQUE_TOKEN
'{'
OPQ_SIZE_TOKEN { is_opq_size = 1; } opaque_size ';'
{
size_t size = (size_t)yylval.ival;
$<ival>$ = H5Tcreate(H5T_OPAQUE, size);
is_opq_size = 0;
}
OPQ_TAG_TOKEN { is_opq_tag = 1; } '"' opaque_tag '"' ';'
{
H5Tset_tag($<ival>7, yylval.sval);
is_opq_tag = 0;
}
'}' { $<ival>$ = $<ival>7; }
;
opaque_size : NUMBER
;
opaque_tag : STRING
;
string_type : H5T_STRING_TOKEN
'{'
CTYPE_TOKEN ctype ';'
{
if($<ival>4 == H5T_C_S1_TOKEN)
$<ival>$ = H5Tcopy(H5T_C_S1);
else if($<ival>4 == H5T_FORTRAN_S1_TOKEN)
$<ival>$ = H5Tcopy(H5T_FORTRAN_S1);
}
STRSIZE_TOKEN { is_str_size = 1; } strsize ';'
{
if($<ival>9 == H5T_VARIABLE_TOKEN)
H5Tset_size($<ival>6, H5T_VARIABLE);
else
H5Tset_size($<ival>6, yylval.ival);
is_str_size = 0;
}
STRPAD_TOKEN strpad ';'
{
if($<ival>13 == H5T_STR_NULLTERM_TOKEN)
H5Tset_strpad($<ival>6, H5T_STR_NULLTERM);
else if($<ival>13 == H5T_STR_NULLPAD_TOKEN)
H5Tset_strpad($<ival>6, H5T_STR_NULLPAD);
else if($<ival>13 == H5T_STR_SPACEPAD_TOKEN)
H5Tset_strpad($<ival>6, H5T_STR_SPACEPAD);
}
CSET_TOKEN cset ';'
{
if($<ival>17 == H5T_CSET_ASCII_TOKEN)
H5Tset_cset($<ival>6, H5T_CSET_ASCII);
}
'}' { $<ival>$ = $<ival>6; }
;
strsize : H5T_VARIABLE_TOKEN {$<ival>$ = H5T_VARIABLE_TOKEN;}
| NUMBER
;
strpad : H5T_STR_NULLTERM_TOKEN {$<ival>$ = H5T_STR_NULLTERM_TOKEN;}
| H5T_STR_NULLPAD_TOKEN {$<ival>$ = H5T_STR_NULLPAD_TOKEN;}
| H5T_STR_SPACEPAD_TOKEN {$<ival>$ = H5T_STR_SPACEPAD_TOKEN;}
;
cset : H5T_CSET_ASCII_TOKEN {$<ival>$ = H5T_CSET_ASCII_TOKEN;}
;
ctype : H5T_C_S1_TOKEN {$<ival>$ = H5T_C_S1_TOKEN;}
| H5T_FORTRAN_S1_TOKEN {$<ival>$ = H5T_FORTRAN_S1_TOKEN;}
;
enum_type : H5T_ENUM_TOKEN '{' integer_type ';'
{ is_enum = 1; enum_id = H5Tenum_create($<ival>3); H5Tclose($<ival>3); }
enum_list '}'
{ is_enum = 0; /*reset*/ $<ival>$ = enum_id; }
;
enum_list :
| enum_list enum_def
;
enum_def : '"' enum_symbol '"' {
is_enum_memb = 1; /*indicate member of enum*/
enum_memb_symbol = strdup(yylval.sval);
}
enum_val ';'
{
int memb_val;
if(is_enum && is_enum_memb) { /*if it's an enum member*/
H5Tenum_insert(enum_id, enum_memb_symbol, (memb_val=yylval.ival,&memb_val));
is_enum_memb = 0;
if(enum_memb_symbol) free(enum_memb_symbol);
}
}
;
enum_symbol : STRING
;
enum_val : NUMBER
;
|
