qse/ase/lsp/lsp.h

155 lines
4.0 KiB
C

/*
* $Id: lsp.h,v 1.26 2006-10-25 13:42:31 bacon Exp $
*/
#ifndef _ASE_LSP_LSP_H_
#define _ASE_LSP_LSP_H_
#include <ase/types.h>
#include <ase/macros.h>
typedef struct ase_lsp_t ase_lsp_t;
typedef struct ase_lsp_obj_t ase_lsp_obj_t;
typedef struct ase_lsp_syscas_t ase_lsp_syscas_t;
typedef ase_ssize_t (*ase_lsp_io_t) (
int cmd, void* arg, ase_char_t* data, ase_size_t count);
struct ase_lsp_syscas_t
{
/* memory */
void* (*malloc) (ase_size_t n, void* custom_data);
void* (*realloc) (void* ptr, ase_size_t n, void* custom_data);
void (*free) (void* ptr, void* custom_data);
/* character class */
ase_bool_t (*is_upper) (ase_cint_t c);
ase_bool_t (*is_lower) (ase_cint_t c);
ase_bool_t (*is_alpha) (ase_cint_t c);
ase_bool_t (*is_digit) (ase_cint_t c);
ase_bool_t (*is_xdigit) (ase_cint_t c);
ase_bool_t (*is_alnum) (ase_cint_t c);
ase_bool_t (*is_space) (ase_cint_t c);
ase_bool_t (*is_print) (ase_cint_t c);
ase_bool_t (*is_graph) (ase_cint_t c);
ase_bool_t (*is_cntrl) (ase_cint_t c);
ase_bool_t (*is_punct) (ase_cint_t c);
ase_cint_t (*to_upper) (ase_cint_t c);
ase_cint_t (*to_lower) (ase_cint_t c);
/* utilities */
void* (*memcpy) (void* dst, const void* src, ase_size_t n);
void* (*memset) (void* dst, int val, ase_size_t n);
int (*sprintf) (ase_char_t* buf, ase_size_t size, ase_char_t* fmt, ...);
int (*dprintf) (ase_char_t* fmt, ...);
void (*abort) (void);
void* custom_data;
};
/* io function commands */
enum
{
ASE_LSP_IO_OPEN = 0,
ASE_LSP_IO_CLOSE = 1,
ASE_LSP_IO_READ = 2,
ASE_LSP_IO_WRITE = 3
};
/* option code */
enum
{
ASE_LSP_UNDEFSYMBOL = (1 << 0)
};
/* error code */
enum
{
ASE_LSP_ENOERR,
ASE_LSP_ENOMEM,
ASE_LSP_ERR_ABORT,
ASE_LSP_ERR_END,
ASE_LSP_ERR_INPUT_NOT_ATTACHED,
ASE_LSP_ERR_INPUT,
ASE_LSP_ERR_OUTPUT_NOT_ATTACHED,
ASE_LSP_ERR_OUTPUT,
ASE_LSP_ERR_SYNTAX,
ASE_LSP_ERR_BAD_ARG,
ASE_LSP_ERR_WRONG_ARG,
ASE_LSP_ERR_TOO_FEW_ARGS,
ASE_LSP_ERR_TOO_MANY_ARGS,
ASE_LSP_ERR_UNDEF_FUNC,
ASE_LSP_ERR_BAD_FUNC,
ASE_LSP_ERR_DUP_FORMAL,
ASE_LSP_ERR_BAD_SYMBOL,
ASE_LSP_ERR_UNDEF_SYMBOL,
ASE_LSP_ERR_EMPTY_BODY,
ASE_LSP_ERR_BAD_VALUE,
ASE_LSP_EDIVBYZERO
};
typedef ase_lsp_obj_t* (*ase_lsp_prim_t) (ase_lsp_t* lsp, ase_lsp_obj_t* obj);
#ifdef __cplusplus
extern "C" {
#endif
ase_lsp_t* ase_lsp_open (
const ase_lsp_syscas_t* syscas,
ase_size_t mem_ubound, ase_size_t mem_ubound_inc);
void ase_lsp_close (ase_lsp_t* lsp);
int ase_lsp_geterrnum (ase_lsp_t* lsp);
int ase_lsp_attach_input (ase_lsp_t* lsp, ase_lsp_io_t input, void* arg);
int ase_lsp_detach_input (ase_lsp_t* lsp);
int ase_lsp_attach_output (ase_lsp_t* lsp, ase_lsp_io_t output, void* arg);
int ase_lsp_detach_output (ase_lsp_t* lsp);
ase_lsp_obj_t* ase_lsp_read (ase_lsp_t* lsp);
ase_lsp_obj_t* ase_lsp_eval (ase_lsp_t* lsp, ase_lsp_obj_t* obj);
int ase_lsp_print (ase_lsp_t* lsp, const ase_lsp_obj_t* obj);
int ase_lsp_add_prim (ase_lsp_t* lsp, const ase_char_t* name, ase_lsp_prim_t prim);
int ase_lsp_remove_prim (ase_lsp_t* lsp, const ase_char_t* name);
/* string functions exported by lsp.h */
ase_char_t* ase_lsp_strdup (ase_lsp_t* lsp, const ase_char_t* str);
ase_char_t* ase_lsp_strxdup (
ase_lsp_t* lsp, const ase_char_t* str, ase_size_t len);
ase_char_t* ase_lsp_strxdup2 (
ase_lsp_t* lsp,
const ase_char_t* str1, ase_size_t len1,
const ase_char_t* str2, ase_size_t len2);
ase_size_t ase_lsp_strlen (const ase_char_t* str);
ase_size_t ase_lsp_strcpy (ase_char_t* buf, const ase_char_t* str);
ase_size_t ase_lsp_strncpy (ase_char_t* buf, const ase_char_t* str, ase_size_t len);
int ase_lsp_strcmp (const ase_char_t* s1, const ase_char_t* s2);
int ase_lsp_strxncmp (
const ase_char_t* s1, ase_size_t len1,
const ase_char_t* s2, ase_size_t len2);
int ase_lsp_strxncasecmp (
ase_lsp_t* lsp,
const ase_char_t* s1, ase_size_t len1,
const ase_char_t* s2, ase_size_t len2);
ase_char_t* ase_lsp_strxnstr (
const ase_char_t* str, ase_size_t strsz,
const ase_char_t* sub, ase_size_t subsz);
const ase_char_t* ase_lsp_geterrstr (int errnum);
#ifdef __cplusplus
}
#endif
#endif