Mercurial > dovecot > core-2.2
view src/lib-mail/rfc822-parser.h @ 14629:c93ca5e46a8a
Marked functions parameters that are allowed to be NULL. Some APIs were also changed.
The non-obvious APIs where NULL parameter was changed to "" are
master_service_init() and auth_master_user_list_init().
These checks can currently be enabled only on a patched clang:
http://llvm.org/bugs/show_bug.cgi?id=6786
author | Timo Sirainen <tss@iki.fi> |
---|---|
date | Sun, 24 Jun 2012 00:52:57 +0300 |
parents | d9fb00afbc25 |
children | 096e4c4d62bb |
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#ifndef RFC822_PARSER_H #define RFC822_PARSER_H struct rfc822_parser_context { const unsigned char *data, *end; string_t *last_comment; }; #define IS_ATEXT(c) \ (rfc822_atext_chars[(int)(unsigned char)(c)] != 0) #define IS_ATEXT_NON_TSPECIAL(c) \ ((rfc822_atext_chars[(int)(unsigned char)(c)] & 3) != 0) extern unsigned char rfc822_atext_chars[256]; /* Parse given data using RFC 822 token parser. */ void rfc822_parser_init(struct rfc822_parser_context *ctx, const unsigned char *data, size_t size, string_t *last_comment) ATTR_NULL(4); /* The functions below return 1 = more data available, 0 = no more data available (but a value might have been returned now), -1 = invalid input. LWSP is automatically skipped after value, but not before it. So typically you begin with skipping LWSP and then start using the parse functions. */ /* Parse comment. Assumes parser's data points to '(' */ int rfc822_skip_comment(struct rfc822_parser_context *ctx); /* Skip LWSP if there is any */ int rfc822_skip_lwsp(struct rfc822_parser_context *ctx); /* Stop at next non-atext char */ int rfc822_parse_atom(struct rfc822_parser_context *ctx, string_t *str); /* Like parse_atom() but don't stop at '.' */ int rfc822_parse_dot_atom(struct rfc822_parser_context *ctx, string_t *str); /* Like parse_dot_atom() but stops for '/', '?' and '='. Also it doesn't allow LWSP around '.' chars. */ int rfc822_parse_mime_token(struct rfc822_parser_context *ctx, string_t *str); /* "quoted string" */ int rfc822_parse_quoted_string(struct rfc822_parser_context *ctx, string_t *str); /* atom or quoted-string */ int rfc822_parse_phrase(struct rfc822_parser_context *ctx, string_t *str); /* dot-atom / domain-literal */ int rfc822_parse_domain(struct rfc822_parser_context *ctx, string_t *str); /* Parse Content-Type header's type/subtype. */ int rfc822_parse_content_type(struct rfc822_parser_context *ctx, string_t *str); /* For Content-Type style parameter parsing. Expect ";" key "=" value. value is unescaped if needed. The returned strings are allocated from data stack. Returns 1 = key/value set, 0 = no more data, -1 = invalid input. */ int rfc822_parse_content_param(struct rfc822_parser_context *ctx, const char **key_r, const char **value_r); #endif