nexmon – Rev 1
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/*
* Copyright 2012-2013, Jakub Zawadzki <darkjames-ws@darkjames.pl>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
typedef enum {
OP1_INVALID = 0,
OP1_MINUS,
OP1_NOT,
OP1_NEG
} npl_op1_t;
typedef enum {
OP2_INVALID = 0,
OP2_ASSIGN,
OP2_ASSIGN_PLUS,
OP2_PLUS,
OP2_MINUS,
OP2_MULTIPLY,
OP2_DIV,
OP2_MOD,
OP2_SHL,
OP2_SHR,
OP2_EQUAL,
OP2_NOTEQUAL,
OP2_LESS,
OP2_GREATER,
OP2_LEQUAL,
OP2_GEQUAL,
OP2_LOGIC_OR,
OP2_LOGIC_AND,
OP2_OR,
OP2_AND,
OP2_XOR,
} npl_op2_t;
#define NPL_PARAMS_MAX 20
typedef struct {
char *args[NPL_PARAMS_MAX];
int count;
} npl_params_t;
typedef enum {
EXPRESSION_INVALID = 0,
EXPRESSION_ID,
EXPRESSION_INT,
EXPRESSION_STR,
EXPRESSION_INDEX,
EXPRESSION_MULTI_INDEX,
EXPRESSION_FIELD,
EXPRESSION_CALL,
EXPRESSION_UNARY,
EXPRESSION_BINARY,
EXPRESSION_COND
} npl_expression_type_t;
typedef struct _npl_expression_list {
struct _npl_expression_list *next;
struct _npl_expression *expr;
} npl_expression_list_t;
typedef struct _npl_expression {
union {
struct {
npl_expression_type_t type;
};
struct {
npl_expression_type_t type; /* EXPRESSION_ID */
char *id;
} id;
struct {
npl_expression_type_t type; /* EXPRESSION_INT */
unsigned int digit;
} num;
struct {
npl_expression_type_t type; /* EXPRESSION_STR */
char *str;
} str;
struct {
npl_expression_type_t type; /* EXPRESSION_INDEX */
struct _npl_expression *base;
struct _npl_expression *index;
} arr;
struct {
npl_expression_type_t type; /* EXPRESSION_MULTI_INDEX */
struct _npl_expression *base;
npl_expression_list_t *indexes;
} aarr;
struct {
npl_expression_type_t type; /* EXPRESSION_FIELD */
struct _npl_expression *base;
char *field;
} fld;
struct {
npl_expression_type_t type; /* EXPRESSION_UNARY */
npl_op1_t operator;
struct _npl_expression *operand;
} u;
struct {
npl_expression_type_t type; /* EXPRESSION_BINARY */
struct _npl_expression *operand1;
struct _npl_expression *operand2;
npl_op2_t operator;
} b;
struct {
npl_expression_type_t type; /* EXPRESSION_CALL */
struct _npl_expression *fn;
npl_expression_list_t *args;
} call;
struct {
npl_expression_type_t type; /* EXPRESSION_COND */
struct _npl_expression *test_expr;
struct _npl_expression *true_expr;
struct _npl_expression *false_expr;
} c;
};
} npl_expression_t;
struct _npl_statement;
typedef struct {
char *id;
int private;
npl_params_t params;
npl_expression_t *format;
npl_expression_t *count_expr;
struct _npl_statements *sts;
/* code generator */
char *tmpid;
struct ettinfo *ett;
struct symbol *sym;
int struct_size;
} npl_struct_t;
typedef struct {
char *id;
npl_params_t params;
npl_expression_t *switch_expr;
struct npl_table_case {
struct npl_table_case *next;
npl_expression_t e;
npl_expression_t *return_expr;
} *cases;
npl_expression_t *default_expr;
/* code generator */
struct symbol *sym;
} npl_table_t;
typedef struct {
char *id;
npl_expression_t expr;
/* code generator */
struct symbol *sym;
} npl_const_t;
typedef enum {
STATEMENT_INVALID = 0,
STATEMENT_WHILE,
STATEMENT_TABLE,
STATEMENT_STRUCT,
STATEMENT_FIELD,
STATEMENT_SWITCH,
STATEMENT_DYNAMIC_SWITCH,
} npl_statement_type_t;
typedef struct {
npl_expression_t *switch_expr;
struct npl_switch_case {
struct npl_switch_case *next;
npl_expression_t e;
struct _npl_statement *st;
} *cases;
struct _npl_statement *default_st;
} npl_switch_t;
typedef struct _npl_attribute_list {
struct _npl_attribute_list *next;
struct _npl_expression *expr;
/* code generator */
const char *resolved;
npl_expression_t *assign_expr;
int flags;
} npl_attribute_list_t;
typedef struct _npl_statement {
union {
struct {
npl_statement_type_t type;
npl_attribute_list_t *attr_list;
};
struct {
npl_statement_type_t type; /* STATEMENT_WHILE */
npl_attribute_list_t *attr_list;
char *id;
npl_expression_t expr;
struct _npl_statements *sts;
} w;
struct {
npl_statement_type_t type; /* STATEMENT_TABLE */
npl_attribute_list_t *attr_list;
npl_table_t data;
} t;
struct {
npl_statement_type_t type; /* STATEMENT_STRUCT */
npl_attribute_list_t *attr_list;
npl_struct_t data;
} s;
struct {
npl_statement_type_t type; /* STATEMENT_SWITCH or STATEMENT_DYNAMIC_SWITCH */
npl_attribute_list_t *attr_list;
npl_switch_t data;
} sw;
struct _npl_statement_field {
npl_statement_type_t type; /* STATEMENT_FIELD */
npl_attribute_list_t *attr_list;
char *t_id;
char *id;
unsigned int bits;
npl_expression_t *arr;
npl_expression_t *format;
struct _npl_statements *sts;
npl_expression_list_t *params;
/* code generator */
struct hfinfo *hfi;
npl_expression_t *byte_order_attr;
int generate_var;
int field_size;
} f;
};
} npl_statement_t;
struct _npl_statements {
struct _npl_statements *next;
npl_statement_t st;
};
typedef struct {
char *id;
npl_params_t params;
npl_expression_t *format;
struct _npl_statements *sts;
/* code generator */
struct symbol *sym;
} npl_protocol_t;
typedef enum {
FIELD_INVALID = 0,
FIELD_DECIMAL,
FIELD_NUMBER,
FIELD_TIME,
FIELD_UNSIGNED_NUMBER
} npl_field_type_t;
typedef struct {
npl_field_type_t type;
char *id;
npl_params_t params;
npl_expression_t *byte_order;
npl_expression_t *display_format;
npl_expression_t *size;
/* code generator */
struct symbol *sym;
} npl_type_t;
typedef enum {
DECL_INVALID = 0,
DECL_INCLUDE,
DECL_STRUCT,
DECL_TABLE,
DECL_CONST,
DECL_PROTOCOL,
DECL_TYPE
} npl_decl_type_t;
typedef struct {
union {
struct {
npl_decl_type_t type;
npl_attribute_list_t *attr_list;
};
struct {
npl_decl_type_t type; /* DECL_INCLUDE */
npl_attribute_list_t *attr_list;
char *file;
} i;
struct {
npl_decl_type_t type; /* DECL_STRUCT */
npl_attribute_list_t *attr_list;
npl_struct_t data;
} s;
struct {
npl_decl_type_t type; /* DECL_TABLE */
npl_attribute_list_t *attr_list;
npl_table_t data;
} t;
struct {
npl_decl_type_t type; /* DECL_PROTOCOL */
npl_attribute_list_t *attr_list;
npl_protocol_t data;
} p;
struct {
npl_decl_type_t type; /* DECL_CONST */
npl_attribute_list_t *attr_list;
npl_const_t data;
} c;
struct {
npl_decl_type_t type; /* DECL_TYPE */
npl_attribute_list_t *attr_list;
npl_type_t data;
} ty;
};
} npl_decl_t;
typedef struct {
struct _npl_decl_list {
struct _npl_decl_list *next;
npl_decl_t d;
} *decls;
} npl_code_t;