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#ifndef HTTP_MESSAGE_PARSER_H
#define HTTP_MESSAGE_PARSER_H
#include "http-response.h"
#include "http-transfer.h"
#include "http-header.h"
enum http_message_parse_error {
HTTP_MESSAGE_PARSE_ERROR_NONE = 0, /* no error */
HTTP_MESSAGE_PARSE_ERROR_BROKEN_STREAM, /* stream error */
HTTP_MESSAGE_PARSE_ERROR_BROKEN_MESSAGE, /* unrecoverable generic error */
HTTP_MESSAGE_PARSE_ERROR_BAD_MESSAGE, /* recoverable generic error */
HTTP_MESSAGE_PARSE_ERROR_NOT_IMPLEMENTED, /* used unimplemented feature
(recoverable) */
HTTP_MESSAGE_PARSE_ERROR_PAYLOAD_TOO_LARGE /* message payload is too large
(fatal) */
};
enum http_message_parse_flags {
/* Strictly adhere to the HTTP protocol specification */
HTTP_MESSAGE_PARSE_FLAG_STRICT = BIT(0)
};
struct http_message {
pool_t pool;
unsigned int version_major;
unsigned int version_minor;
struct http_header *header;
time_t date;
uoff_t content_length;
const char *location;
ARRAY_TYPE(http_transfer_coding) transfer_encoding;
ARRAY_TYPE(const_string) connection_options;
bool connection_close:1;
bool have_content_length:1;
};
struct http_message_parser {
struct istream *input;
struct http_header_limits header_limits;
uoff_t max_payload_size;
enum http_message_parse_flags flags;
const unsigned char *begin, *cur, *end;
const char *error;
enum http_message_parse_error error_code;
struct http_header_parser *header_parser;
struct istream *payload;
pool_t msg_pool;
struct http_message msg;
};
void http_message_parser_init(struct http_message_parser *parser,
struct istream *input, const struct http_header_limits *hdr_limits,
uoff_t max_payload_size, enum http_message_parse_flags flags)
ATTR_NULL(3);
void http_message_parser_deinit(struct http_message_parser *parser);
void http_message_parser_restart(struct http_message_parser *parser,
pool_t pool);
pool_t http_message_parser_get_pool(struct http_message_parser *parser);
int http_message_parse_finish_payload(struct http_message_parser *parser);
int http_message_parse_version(struct http_message_parser *parser);
int http_message_parse_headers(struct http_message_parser *parser);
int http_message_parse_body(struct http_message_parser *parser, bool request);
#endif
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