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76 lines
2.8 KiB
76 lines
2.8 KiB
#ifndef URL_MATCH_H |
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#define URL_MATCH_H |
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#include "string-list.h" |
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struct url_info { |
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/* normalized url on success, must be freed, otherwise NULL */ |
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char *url; |
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/* if !url, a brief reason for the failure, otherwise NULL */ |
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const char *err; |
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/* the rest of the fields are only set if url != NULL */ |
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size_t url_len; /* total length of url (which is now normalized) */ |
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size_t scheme_len; /* length of scheme name (excluding final :) */ |
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size_t user_off; /* offset into url to start of user name (0 => none) */ |
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size_t user_len; /* length of user name; if user_off != 0 but |
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user_len == 0, an empty user name was given */ |
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size_t passwd_off; /* offset into url to start of passwd (0 => none) */ |
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size_t passwd_len; /* length of passwd; if passwd_off != 0 but |
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passwd_len == 0, an empty passwd was given */ |
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size_t host_off; /* offset into url to start of host name (0 => none) */ |
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size_t host_len; /* length of host name; |
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* file urls may have host_len == 0 */ |
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size_t port_off; /* offset into url to start of port number (0 => none) */ |
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size_t port_len; /* if a portnum is present (port_off != 0), it has |
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* this length (excluding the leading ':') starting |
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* from port_off (always 0 for file urls) */ |
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size_t path_off; /* offset into url to the start of the url path; |
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* this will always point to a '/' character |
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* after the url has been normalized */ |
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size_t path_len; /* length of path portion excluding any trailing |
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* '?...' and '#...' portion; will always be >= 1 */ |
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}; |
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char *url_normalize(const char *, struct url_info *); |
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struct urlmatch_item { |
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size_t hostmatch_len; |
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size_t pathmatch_len; |
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char user_matched; |
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}; |
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struct urlmatch_config { |
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struct string_list vars; |
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struct url_info url; |
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const char *section; |
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const char *key; |
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void *cb; |
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int (*collect_fn)(const char *var, const char *value, void *cb); |
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int (*cascade_fn)(const char *var, const char *value, void *cb); |
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/* |
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* Compare the two matches, the one just discovered and the existing |
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* best match and return a negative value if the found item is to be |
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* rejected or a non-negative value if it is to be accepted. If this |
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* field is set to NULL, use the default comparison technique, which |
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* checks to ses if found is better (according to the urlmatch |
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* specificity rules) than existing. |
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*/ |
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int (*select_fn)(const struct urlmatch_item *found, const struct urlmatch_item *existing); |
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/* |
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* An optional callback to allow e.g. for partial URLs; it shall |
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* return 1 or 0 depending whether `url` matches or not. |
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*/ |
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int (*fallback_match_fn)(const char *url, void *cb); |
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}; |
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#define URLMATCH_CONFIG_INIT { \ |
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.vars = STRING_LIST_INIT_DUP, \ |
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} |
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int urlmatch_config_entry(const char *var, const char *value, void *cb); |
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void urlmatch_config_release(struct urlmatch_config *config); |
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#endif /* URL_MATCH_H */
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