00001 #ifndef PROTON_SCANNER_H
00002 #define PROTON_SCANNER_H 1
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00025 #include <proton/import_export.h>
00026 #include <stddef.h>
00027 #include <stdarg.h>
00028
00029 #ifdef __cplusplus
00030 extern "C" {
00031 #endif
00032
00033 typedef enum {
00034 PN_TOK_LBRACE,
00035 PN_TOK_RBRACE,
00036 PN_TOK_LBRACKET,
00037 PN_TOK_RBRACKET,
00038 PN_TOK_EQUAL,
00039 PN_TOK_COMMA,
00040 PN_TOK_POS,
00041 PN_TOK_NEG,
00042 PN_TOK_DOT,
00043 PN_TOK_AT,
00044 PN_TOK_DOLLAR,
00045 PN_TOK_BINARY,
00046 PN_TOK_STRING,
00047 PN_TOK_SYMBOL,
00048 PN_TOK_ID,
00049 PN_TOK_FLOAT,
00050 PN_TOK_INT,
00051 PN_TOK_TRUE,
00052 PN_TOK_FALSE,
00053 PN_TOK_NULL,
00054 PN_TOK_EOS,
00055 PN_TOK_ERR
00056 } pn_token_type_t;
00057
00058 typedef struct pn_scanner_t pn_scanner_t;
00059
00060 typedef struct {
00061 pn_token_type_t type;
00062 const char *start;
00063 size_t size;
00064 } pn_token_t;
00065
00066 PN_EXTERN pn_scanner_t *pn_scanner(void);
00067 PN_EXTERN void pn_scanner_free(pn_scanner_t *scanner);
00068 PN_EXTERN pn_token_t pn_scanner_token(pn_scanner_t *scanner);
00069 PN_EXTERN int pn_scanner_err(pn_scanner_t *scanner, int code, const char *fmt, ...);
00070 PN_EXTERN int pn_scanner_verr(pn_scanner_t *scanner, int code, const char *fmt, va_list ap);
00071 PN_EXTERN void pn_scanner_line_info(pn_scanner_t *scanner, int *line, int *col);
00072 PN_EXTERN int pn_scanner_errno(pn_scanner_t *scanner);
00073 PN_EXTERN const char *pn_scanner_error(pn_scanner_t *scanner);
00074 PN_EXTERN int pn_scanner_start(pn_scanner_t *scanner, const char *input);
00075 PN_EXTERN int pn_scanner_scan(pn_scanner_t *scanner);
00076 PN_EXTERN int pn_scanner_shift(pn_scanner_t *scanner);
00077
00078 #ifdef __cplusplus
00079 }
00080 #endif
00081
00082 #endif