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