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142 lines
4.6 KiB
C
142 lines
4.6 KiB
C
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#ifndef __ACL_TOKEN_TREE_INCLUDE_H__
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#define __ACL_TOKEN_TREE_INCLUDE_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "acl_define.h"
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#include "acl_vstring.h"
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#define ACL_PRINT_CHAR(x) \
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((((x) >= 'a' && (x) <='z') \
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|| ((x) >= 'A' && (x) <= 'Z') \
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|| ((x) >= '0' && (x) <= '9') \
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|| (x) == ';' || (x) == '!' \
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|| (x) == ':' || (x) == ',' \
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|| (x) == '.' || (x) == '@' \
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|| (x) == '#' || (x) == '$' \
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|| (x) == '%' || (x) == '^' \
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|| (x) == '&' || (x) == '*' \
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|| (x) == '(' || (x) == ')' \
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|| (x) == '-' || (x) == '=' \
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|| (x) == '|' || (x) == '\\' \
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|| (x) == '[' || (x) == ']' \
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|| (x) == '{' || (x) == '}' \
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|| (x) == '\'' || (x) == '"') \
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? (x) : '-')
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typedef struct ACL_TOKEN {
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unsigned char ch;
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unsigned int flag;
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#define ACL_TOKEN_F_NONE 0
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#define ACL_TOKEN_F_STOP (1 << 0)
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#define ACL_TOKEN_F_PASS (1 << 1)
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#define ACL_TOKEN_F_DENY (1 << 2)
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#define ACL_TOKEN_F_UTF8 (1 << 3)
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#define ACL_TOKEN_WIDTH 255
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struct ACL_TOKEN *tokens[ACL_TOKEN_WIDTH];
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struct ACL_TOKEN *parent;
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const void *ctx;
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} ACL_TOKEN;
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#define ACL_TOKEN_TREE_MATCH(acl_token_tree_in, s_in, delim_in, delim_tab_in, acl_token_out) do \
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{ \
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const ACL_TOKEN *acl_token_iter = (acl_token_tree_in), *acl_token_tmp; \
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(acl_token_out) = NULL; \
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if (((const char*) delim_in)) { \
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int _i; \
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while (*(s_in)) { \
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for (_i = 0; ((const char*) delim_in)[_i]; _i++) { \
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if (*(s_in) == ((const char*) delim_in)[_i]) \
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goto _END; \
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} \
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acl_token_tmp = acl_token_iter->tokens[*((const unsigned char*)(s_in))]; \
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if (acl_token_tmp == NULL) { \
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if ((acl_token_out)) \
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break; \
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acl_token_iter = (acl_token_tree_in); \
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acl_token_tmp = acl_token_iter->tokens[*((const unsigned char*)(s_in))]; \
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if (acl_token_tmp == NULL) { \
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(s_in)++; \
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continue; \
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} \
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} \
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if ((acl_token_tmp->flag & ACL_TOKEN_F_STOP)) \
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(acl_token_out) = acl_token_tmp; \
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acl_token_iter = acl_token_tmp; \
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(s_in)++; \
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} \
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_END: \
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break; \
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} else if (((char*) delim_tab_in)) { \
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while (*(s_in)) { \
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if (((char*) delim_tab_in)[*((const unsigned char*)(s_in))]) \
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break; \
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acl_token_tmp = acl_token_iter->tokens[*((const unsigned char*)(s_in))]; \
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if (acl_token_tmp == NULL) { \
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if ((acl_token_out)) \
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break; \
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acl_token_iter = (acl_token_tree_in); \
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acl_token_tmp = acl_token_iter->tokens[*((const unsigned char*)(s_in))]; \
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if (acl_token_tmp == NULL) { \
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(s_in)++; \
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continue; \
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} \
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} \
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if ((acl_token_tmp->flag & ACL_TOKEN_F_STOP)) \
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(acl_token_out) = acl_token_tmp; \
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acl_token_iter = acl_token_tmp; \
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(s_in)++; \
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} \
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} else { \
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while (*(s_in)) { \
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acl_token_tmp = acl_token_iter->tokens[*((const unsigned char*)(s_in))]; \
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if (acl_token_tmp == NULL) { \
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if ((acl_token_out)) \
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break; \
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acl_token_iter = (acl_token_tree_in); \
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acl_token_tmp = acl_token_iter->tokens[*((const unsigned char*)(s_in))]; \
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if (acl_token_tmp == NULL) { \
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(s_in)++; \
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continue; \
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} \
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} \
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if ((acl_token_tmp->flag & ACL_TOKEN_F_STOP)) \
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(acl_token_out) = acl_token_tmp; \
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acl_token_iter = acl_token_tmp; \
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(s_in)++; \
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} \
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} \
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} while (0)
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ACL_API char *acl_token_delim_tab_new(const char *delim);
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ACL_API void acl_token_delim_tab_free(char *delim_tab);
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ACL_API ACL_TOKEN *acl_token_new(void);
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ACL_API void acl_token_free(ACL_TOKEN *token);
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ACL_API void acl_token_name(const ACL_TOKEN *token, ACL_VSTRING *buf);
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ACL_API const char *acl_token_name1(const ACL_TOKEN *token);
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ACL_API ACL_TOKEN *acl_token_tree_add(ACL_TOKEN *token_tree,
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const char *word, unsigned int flag, const void *ctx);
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ACL_API ACL_TOKEN *acl_token_tree_add_word_map(ACL_TOKEN *token_tree,
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const char *word, const char *word_map, unsigned int flag);
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ACL_API const ACL_TOKEN *acl_token_tree_word_match(const ACL_TOKEN *token_tree,
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const char *word);
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ACL_API const ACL_TOKEN *acl_token_tree_match(const ACL_TOKEN *token_tree,
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const char **ptr, const char *delim, const char *delim_tab);
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ACL_API void acl_token_tree_walk(const ACL_TOKEN *token_tree,
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void (*walk_fn)(const ACL_TOKEN*, void*), void *arg);
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ACL_API void acl_token_tree_print(const ACL_TOKEN *token_tree);
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ACL_API ACL_TOKEN *acl_token_tree_create(const char *s);
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ACL_API ACL_TOKEN *acl_token_tree_create2(const char *s, const char *sep);
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ACL_API void acl_token_tree_destroy(ACL_TOKEN *token_tree);
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ACL_API void acl_token_tree_load_deny(const char *filepath, ACL_TOKEN *token_tree);
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ACL_API void acl_token_tree_load_pass(const char *filepath, ACL_TOKEN *token_tree);
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ACL_API void acl_token_tree_test(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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