zzy
d88fa3b8d3
Updated type names from `core_*` to `scc_*` across lex_parser and stream modules to maintain naming consistency within the SCC codebase. This includes changes to function signatures and internal usage of types like `core_probe_stream_t`, `core_pos_t`, and `cstring_t` to their `scc_*` counterparts.
54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
/**
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* @file lexer.h
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* @brief C语言词法分析器核心数据结构与接口
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*/
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#ifndef __SCC_LEXER_H__
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#define __SCC_LEXER_H__
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#include "lexer_token.h"
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#include <libcore.h>
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typedef struct lexer_token {
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scc_tok_type_t type;
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scc_cvalue_t value;
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scc_pos_t loc;
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} lexer_tok_t;
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/**
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* @brief 词法分析器核心结构体
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*
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* 封装词法分析所需的状态信息和缓冲区管理
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*/
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typedef struct cc_lexer {
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scc_probe_stream_t *stream;
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scc_pos_t pos;
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} scc_lexer_t;
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/**
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* @brief 初始化词法分析器
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* @param[out] lexer 要初始化的词法分析器实例
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* @param[in] stream 输入流对象指针
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*/
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void scc_lexer_init(scc_lexer_t *lexer, scc_probe_stream_t *stream);
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/**
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* @brief 获取原始token
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* @param[in] lexer 词法分析器实例
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* @param[out] token 输出token存储位置
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*
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* 此函数会返回所有类型的token，包括空白符等无效token
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*/
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void scc_lexer_get_token(scc_lexer_t *lexer, lexer_tok_t *token);
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/**
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* @brief 获取有效token
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* @param[in] lexer 词法分析器实例
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* @param[out] token 输出token存储位置
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*
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* 此函数会自动跳过空白符等无效token，返回对语法分析有意义的token
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*/
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void scc_lexer_get_valid_token(scc_lexer_t *lexer, lexer_tok_t *token);
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#endif /* __SCC_LEXER_H__ */
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