39 	int		 state;		/* last parser state */
40 	int		 next;		/* parser needs data */
50 	struct rfc5322_parser *parser;  in rfc5322_parser_new()  local
52 	parser = calloc(1, sizeof(*parser));  in rfc5322_parser_new()
53 	if (parser == NULL)  in rfc5322_parser_new()
56 	rfc5322_clear(parser);  in rfc5322_parser_new()
57 	parser->hdr.bufmax = 1024;  in rfc5322_parser_new()
58 	parser->val.bufmax = 65536;  in rfc5322_parser_new()
60 	return parser;  in rfc5322_parser_new()
64 rfc5322_free(struct rfc5322_parser *parser)  in rfc5322_free()  argument
66 	free(parser->hdr.buf);  in rfc5322_free()
67 	free(parser->val.buf);  in rfc5322_free()
68 	free(parser);  in rfc5322_free()
72 rfc5322_clear(struct rfc5322_parser *parser)  in rfc5322_clear()  argument
74 	parser->line = NULL;  in rfc5322_clear()
75 	parser->state = RFC5322_NONE;  in rfc5322_clear()
76 	parser->next = 0;  in rfc5322_clear()
77 	parser->hdr.buflen = 0;  in rfc5322_clear()
78 	parser->val.buflen = 0;  in rfc5322_clear()
82 rfc5322_push(struct rfc5322_parser *parser, const char *line)  in rfc5322_push()  argument
84 	if (parser->line) {  in rfc5322_push()
89 	parser->line = line;  in rfc5322_push()
90 	parser->next = 0;  in rfc5322_push()
96 rfc5322_unfold_header(struct rfc5322_parser *parser)  in rfc5322_unfold_header()  argument
98 	if (parser->unfold) {  in rfc5322_unfold_header()
103 	if (parser->currhdr == NULL) {  in rfc5322_unfold_header()
108 	if (buf_cat(&parser->val, parser->currhdr) == -1)  in rfc5322_unfold_header()
111 	parser->currhdr = NULL;  in rfc5322_unfold_header()
112 	parser->unfold = 1;  in rfc5322_unfold_header()
118 _rfc5322_next(struct rfc5322_parser *parser, struct rfc5322_result *res)  in _rfc5322_next()  argument
123 	line = parser->line;  in _rfc5322_next()
125 	switch(parser->state) {  in _rfc5322_next()
129 		res->hdr = parser->hdr.buf;  in _rfc5322_next()
132 			parser->line = NULL;  in _rfc5322_next()
133 			parser->next = 1;  in _rfc5322_next()
134 			if (parser->unfold) {  in _rfc5322_next()
135 				if (buf_cat(&parser->val, "\n") == -1 ||  in _rfc5322_next()
136 				    buf_cat(&parser->val, line) == -1)  in _rfc5322_next()
143 		if (parser->unfold) {  in _rfc5322_next()
144 			parser->val.buflen = 0;  in _rfc5322_next()
145 			parser->unfold = 0;  in _rfc5322_next()
146 			res->value = parser->val.buf;  in _rfc5322_next()
155 			if (buf_grow(&parser->hdr, len + 1) == -1)  in _rfc5322_next()
157 			(void)memcpy(parser->hdr.buf, line, len);  in _rfc5322_next()
158 			parser->hdr.buf[len] = '\0';  in _rfc5322_next()
159 			parser->hdr.buflen = len + 1;  in _rfc5322_next()
160 			parser->line = NULL;  in _rfc5322_next()
161 			parser->next = 1;  in _rfc5322_next()
162 			parser->currhdr = pos + 1;  in _rfc5322_next()
163 			res->hdr = parser->hdr.buf;  in _rfc5322_next()
175 			parser->line = NULL;  in _rfc5322_next()
176 			parser->next = 1;  in _rfc5322_next()
189 		parser->line = NULL;  in _rfc5322_next()
190 		parser->next = 1;  in _rfc5322_next()
205 rfc5322_next(struct rfc5322_parser *parser, struct rfc5322_result *res)  in rfc5322_next()  argument
209 	if (parser->next)  in rfc5322_next()
212 	return (parser->state = _rfc5322_next(parser, res));  in rfc5322_next()