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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-09 13:34:27 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-09 13:34:27 +0000 |
commit | 4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f (patch) | |
tree | 47c1d492e9c956c1cd2b74dbd3b9d8b0db44dc4e /urlmatch.h | |
parent | Initial commit. (diff) | |
download | git-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.tar.xz git-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.zip |
Adding upstream version 1:2.43.0.upstream/1%2.43.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'urlmatch.h')
-rw-r--r-- | urlmatch.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/urlmatch.h b/urlmatch.h new file mode 100644 index 0000000..5ba85ce --- /dev/null +++ b/urlmatch.h @@ -0,0 +1,78 @@ +#ifndef URL_MATCH_H +#define URL_MATCH_H + +#include "string-list.h" +#include "config.h" + +struct url_info { + /* normalized url on success, must be freed, otherwise NULL */ + char *url; + /* if !url, a brief reason for the failure, otherwise NULL */ + const char *err; + + /* the rest of the fields are only set if url != NULL */ + + size_t url_len; /* total length of url (which is now normalized) */ + size_t scheme_len; /* length of scheme name (excluding final :) */ + size_t user_off; /* offset into url to start of user name (0 => none) */ + size_t user_len; /* length of user name; if user_off != 0 but + user_len == 0, an empty user name was given */ + size_t passwd_off; /* offset into url to start of passwd (0 => none) */ + size_t passwd_len; /* length of passwd; if passwd_off != 0 but + passwd_len == 0, an empty passwd was given */ + size_t host_off; /* offset into url to start of host name (0 => none) */ + size_t host_len; /* length of host name; + * file urls may have host_len == 0 */ + size_t port_off; /* offset into url to start of port number (0 => none) */ + size_t port_len; /* if a portnum is present (port_off != 0), it has + * this length (excluding the leading ':') starting + * from port_off (always 0 for file urls) */ + size_t path_off; /* offset into url to the start of the url path; + * this will always point to a '/' character + * after the url has been normalized */ + size_t path_len; /* length of path portion excluding any trailing + * '?...' and '#...' portion; will always be >= 1 */ +}; + +char *url_normalize(const char *, struct url_info *); + +struct urlmatch_item { + size_t hostmatch_len; + size_t pathmatch_len; + char user_matched; +}; + +struct urlmatch_config { + struct string_list vars; + struct url_info url; + const char *section; + const char *key; + + void *cb; + config_fn_t collect_fn; + config_fn_t cascade_fn; + /* + * Compare the two matches, the one just discovered and the existing + * best match and return a negative value if the found item is to be + * rejected or a non-negative value if it is to be accepted. If this + * field is set to NULL, use the default comparison technique, which + * checks to ses if found is better (according to the urlmatch + * specificity rules) than existing. + */ + int (*select_fn)(const struct urlmatch_item *found, const struct urlmatch_item *existing); + /* + * An optional callback to allow e.g. for partial URLs; it shall + * return 1 or 0 depending whether `url` matches or not. + */ + int (*fallback_match_fn)(const char *url, void *cb); +}; + +#define URLMATCH_CONFIG_INIT { \ + .vars = STRING_LIST_INIT_DUP, \ +} + +int urlmatch_config_entry(const char *var, const char *value, + const struct config_context *ctx, void *cb); +void urlmatch_config_release(struct urlmatch_config *config); + +#endif /* URL_MATCH_H */ |