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74 lines
3.0 KiB
C
74 lines
3.0 KiB
C
#ifndef _LIGHTTPD_HTTP_HEADERS_H_
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#define _LIGHTTPD_HTTP_HEADERS_H_
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#ifndef _LIGHTTPD_BASE_H_
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#error Please include <lighttpd/base.h> instead of this file
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#endif
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#define LI_HEADER_VALUE(h) \
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(&(h)->data->str[(h)->keylen + 2])
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#define LI_HEADER_VALUE_LEN(h) \
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(&(h)->data->str[(h)->keylen + 2]), ((h)->data->len - ((h)->keylen + 2))
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#define LI_HEADER_KEY_LEN(h) \
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((h)->data->str), ((h)->keylen)
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struct liHttpHeader {
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guint keylen; /** length of "headername" in data */
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GString *data; /** "headername: value" */
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};
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struct liHttpHeaders {
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GQueue entries;
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};
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typedef struct liHttpHeaderTokenizer liHttpHeaderTokenizer;
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struct liHttpHeaderTokenizer {
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GList *cur;
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guint pos;
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};
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/* strings always get copied, so you should free key and value yourself */
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LI_API liHttpHeaders* li_http_headers_new(void);
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LI_API void li_http_headers_reset(liHttpHeaders* headers);
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LI_API void li_http_headers_free(liHttpHeaders* headers);
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/** If header does not exist, just insert normal header. If it exists, append (", %s", value) */
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LI_API void li_http_header_append(liHttpHeaders *headers, const gchar *key, size_t keylen, const gchar *val, size_t valuelen);
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/** Add new entry to list ("%s: %s", key, value) */
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LI_API void li_http_header_insert(liHttpHeaders *headers, const gchar *key, size_t keylen, const gchar *val, size_t valuelen);
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/** If header does not exist, just insert normal header. If it exists, overwrite the value */
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LI_API void li_http_header_overwrite(liHttpHeaders *headers, const gchar *key, size_t keylen, const gchar *val, size_t valuelen);
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/** Remove all header entries with specified key */
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LI_API gboolean li_http_header_remove(liHttpHeaders *headers, const gchar *key, size_t keylen);
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LI_API void li_http_header_remove_link(liHttpHeaders *headers, GList *l);
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LI_API liHttpHeader* li_http_header_lookup(liHttpHeaders *headers, const gchar *key, size_t keylen);
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LI_API GList* li_http_header_find_first(liHttpHeaders *headers, const gchar *key, size_t keylen);
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LI_API GList* li_http_header_find_next(GList *l, const gchar *key, size_t keylen);
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LI_API GList* li_http_header_find_last(liHttpHeaders *headers, const gchar *key, size_t keylen);
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/** Use lowercase keys! values are compared case-insensitive */
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LI_API gboolean li_http_header_is(liHttpHeaders *headers, const gchar *key, size_t keylen, const gchar *val, size_t valuelen);
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/** concats all headers with key with ', ' - empty if no header exists */
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LI_API void li_http_header_get_all(GString *dest, liHttpHeaders *headers, const gchar *key, size_t keylen);
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INLINE gboolean li_http_header_key_is(liHttpHeader *h, const gchar *key, size_t keylen) {
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return (h->keylen == keylen && 0 == g_ascii_strncasecmp(key, h->data->str, keylen));
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}
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/* very simple tokenizer. splits at ' ' and ',', unquotes \\ escapes and "..." tokens */
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LI_API void li_http_header_tokenizer_start(liHttpHeaderTokenizer *tokenizer, liHttpHeaders *headers, const gchar *key, size_t keylen);
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LI_API gboolean li_http_header_tokenizer_next(liHttpHeaderTokenizer *tokenizer, GString *token);
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#endif
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