28#define MHD_NO_DEPRECATION 1
31#ifdef HAVE_SYS_IOCTL_H
34#if defined(_WIN32) && ! defined(__CYGWIN__)
51#if defined(MHD_W32_MUTEX_)
52#ifndef WIN32_LEAN_AND_MEAN
53#define WIN32_LEAN_AND_MEAN 1
66#ifndef MHD_FILE_READ_BLOCK_SIZE
68#define MHD_FILE_READ_BLOCK_SIZE 16384
70#define MHD_FILE_READ_BLOCK_SIZE 4096
77#define _MHD_insert_header_first(presponse, phdr) do { \
78 mhd_assert (NULL == phdr->next); \
79 mhd_assert (NULL == phdr->prev); \
80 if (NULL == presponse->first_header) \
82 mhd_assert (NULL == presponse->last_header); \
83 presponse->first_header = phdr; \
84 presponse->last_header = phdr; \
88 mhd_assert (NULL != presponse->last_header); \
89 presponse->first_header->prev = phdr; \
90 phdr->next = presponse->first_header; \
91 presponse->first_header = phdr; \
98#define _MHD_insert_header_last(presponse, phdr) do { \
99 mhd_assert (NULL == phdr->next); \
100 mhd_assert (NULL == phdr->prev); \
101 if (NULL == presponse->last_header) \
103 mhd_assert (NULL == presponse->first_header); \
104 presponse->last_header = phdr; \
105 presponse->first_header = phdr; \
109 mhd_assert (NULL != presponse->first_header); \
110 presponse->last_header->next = phdr; \
111 phdr->prev = presponse->last_header; \
112 presponse->last_header = phdr; \
120#define _MHD_remove_header(presponse, phdr) do { \
121 mhd_assert (NULL != presponse->first_header); \
122 mhd_assert (NULL != presponse->last_header); \
123 if (NULL == phdr->prev) \
125 mhd_assert (phdr == presponse->first_header); \
126 presponse->first_header = phdr->next; \
130 mhd_assert (phdr != presponse->first_header); \
131 mhd_assert (phdr == phdr->prev->next); \
132 phdr->prev->next = phdr->next; \
134 if (NULL == phdr->next) \
136 mhd_assert (phdr == presponse->last_header); \
137 presponse->last_header = phdr->prev; \
141 mhd_assert (phdr != presponse->last_header); \
142 mhd_assert (phdr == phdr->next->prev); \
143 phdr->next->prev = phdr->prev; \
164 if ( (
NULL == response) ||
173 (
NULL != strchr (content,
'\r')) ||
174 (
NULL != strchr (content,
'\n')) )
184 if (
NULL == (hdr->
value = strdup (content)))
214 static const size_t key_len =
217 size_t old_value_len;
222 bool value_has_close;
223 bool already_has_close;
236 mhd_assert (already_has_close == (0 == memcmp (hdr->
value,
"close", 5)));
242 already_has_close =
false;
253 value_len = strlen (
value);
257 norm_len = (ssize_t) (value_len + value_len / 2 + 1);
258 buf_size = old_value_len + (size_t) norm_len;
260 buf = malloc (buf_size);
269#ifdef UPGRADE_SUPPORT
270 if ( (
NULL != response->upgrade_handler) && value_has_close)
281 size_t len = norm_len;
285 norm_len = (ssize_t) len;
289 if (! value_has_close)
294 if (already_has_close)
301 if (value_has_close && ! already_has_close)
304 mhd_assert (buf_size >= old_value_len + (
size_t) norm_len \
308 buf + old_value_len, norm_len + 1);
313 if (0 != old_value_len)
320 memcpy (buf + pos, hdr->
value,
333 mhd_assert ((value_has_close && ! already_has_close) ? \
335 (old_value_len == pos));
336 pos += (size_t) norm_len;
348 new_hdr->
header = malloc (key_len + 1);
351 memcpy (new_hdr->
header, key, key_len + 1);
353 new_hdr->
value = buf;
374 if (value_has_close && ! already_has_close)
429 if (0 != memcmp (hdr->
value,
"close, ",
545 & response->
flags)) &&
608 header_len = strlen (
header);
616 content_len = strlen (content);
625 (0 == memcmp (content,
678 if ((
NULL != iterator) &&
679 (
MHD_NO == iterator (iterator_cls,
707 key_size = strlen (key);
781 if ( (
NULL == key) ||
833 if ((
NULL ==
crc) || (0 == block_size))
839 response->
data = (
void *) &response[1];
841#if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
876 va_start (ap,
flags);
908#if ! defined(_WIN32) || defined(__CYGWIN__)
911 const HANDLE fh = (HANDLE) _get_osfhandle (response->
fd);
913 const int64_t offset64 = (int64_t) (pos + response->
fd_off);
918#if ! defined(_WIN32) || defined(__CYGWIN__)
922#if defined(HAVE_PREAD64)
923 n = pread64 (response->
fd, buf, max, offset64);
924#elif defined(HAVE_PREAD)
925 if ( (
sizeof(off_t) <
sizeof (uint64_t)) &&
929 n = pread (response->
fd, buf, max, (off_t) offset64);
931#if defined(HAVE_LSEEK64)
932 if (lseek64 (response->
fd,
934 SEEK_SET) != offset64)
937 if ( (
sizeof(off_t) <
sizeof (uint64_t)) &&
941 if (lseek (response->
fd,
943 SEEK_SET) != (off_t) offset64)
946 n = read (response->
fd,
957 if (INVALID_HANDLE_VALUE == fh)
961 OVERLAPPED f_ol = {0, 0, {{0, 0}}, 0};
962 ULARGE_INTEGER pos_uli;
966 pos_uli.QuadPart = (uint64_t) offset64;
967 f_ol.Offset = pos_uli.LowPart;
968 f_ol.OffsetHigh = pos_uli.HighPart;
969 if (! ReadFile (fh, (
void *) buf, toRead, &resRead, &f_ol))
973 return (ssize_t) resRead;
1007 n = read (response->
fd,
1029 (void) close (response->
fd);
1034#undef MHD_create_response_from_fd_at_offset
1100#if ! defined(HAVE___LSEEKI64) && ! defined(HAVE_LSEEK64)
1101 if ( (
sizeof(uint64_t) >
sizeof(off_t)) &&
1107 if ( ((int64_t) size < 0) ||
1108 ((int64_t)
offset < 0) ||
1109 ((int64_t) (size +
offset) < 0) )
1117 if (
NULL == response)
1154 if (
NULL == response)
1251#if SIZEOF_SIZE_T >= SIZEOF_UINT64_T
1258#if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
1267 if (
NULL == (tmp = malloc (size)))
1269#if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
1275 memcpy (tmp,
data, size);
1281 response->
crfc = &free;
1418 unsigned int iovcnt,
1426 const void *last_valid_buffer =
NULL;
1428 if ((
NULL == iov) && (0 < iovcnt))
1432 if (
NULL == response)
1440 for (i = 0; i < iovcnt; ++i)
1442 if (0 == iov[i].iov_len)
1444 if (
NULL == iov[i].iov_base)
1450 (INT_MAX == i_cp) ||
1456 last_valid_buffer = iov[i].
iov_base;
1458#if defined(MHD_POSIX_SOCKETS) || ! defined(_WIN64)
1464 i_add = iov[i].
iov_len / ULONG_MAX;
1465 if (0 != iov[i].iov_len % ULONG_MAX)
1467 if (INT_MAX < (i_add + i_cp))
1472 i_cp += (int) i_add;
1487 response->
crfc = free_cb;
1496 response->
data = (
void *) last_valid_buffer;
1503 int num_copy_elements = i_cp;
1507 if (
NULL == iov_copy)
1514 for (i = 0; i < iovcnt; ++i)
1516 size_t element_size = iov[i].
iov_len;
1517 const uint8_t *buf = (
const uint8_t *) iov[i].iov_base;
1519 if (0 == element_size)
1521#if defined(MHD_WINSOCK_SOCKETS) && defined(_WIN64)
1524 iov_copy[i_cp].
iov_base = (
char *) buf;
1525 iov_copy[i_cp].
iov_len = ULONG_MAX;
1527 element_size -= ULONG_MAX;
1531 iov_copy[i_cp].
iov_base = (
void *) buf;
1543#ifdef UPGRADE_SUPPORT
1566 connection = urh->connection;
1569 if (
NULL == connection)
1571 daemon = connection->
daemon;
1578 if (urh->was_closed)
1597 MHD_upgraded_connection_mark_app_closed_ (connection);
1632 struct MHD_UpgradeResponseHandle *urh;
1635#ifdef MHD_USE_THREADS
1637 MHD_thread_ID_match_current_ (connection->
pid) );
1651 _ (
"Invalid response for upgrade: " \
1652 "application failed to set the 'Upgrade' header!\n"));
1657 urh =
MHD_calloc_ (1,
sizeof (
struct MHD_UpgradeResponseHandle));
1660 urh->connection = connection;
1668 struct MemoryPool *pool;
1672#if defined(MHD_socket_nosignal_) || ! defined(MHD_socket_pair_nblk_)
1677#ifdef MHD_socket_pair_nblk_
1678 if (! MHD_socket_pair_nblk_ (sv))
1684 if (! MHD_socket_pair_ (sv))
1691 if ( (! res1) || (! res2) )
1695 _ (
"Failed to make loopback sockets non-blocking.\n"));
1707#ifdef MHD_socket_nosignal_
1708 res1 = MHD_socket_nosignal_ (sv[0]);
1709 res2 = MHD_socket_nosignal_ (sv[1]);
1710 if ( (! res1) || (! res2) )
1714 _ (
"Failed to set SO_NOSIGPIPE on loopback sockets.\n"));
1734 _ (
"Socketpair descriptor larger than FD_SETSIZE: %d > %d\n"),
1743 pool = connection->
pool;
1757 urh->app.socket = sv[0];
1760 urh->mhd.socket = sv[1];
1764 if (avail < RESERVE_EBUF_SIZE)
1768 avail = RESERVE_EBUF_SIZE;
1782 urh->in_buffer_size = avail / 2;
1783 urh->out_buffer_size = avail - urh->in_buffer_size;
1784 urh->in_buffer = buf;
1785 urh->out_buffer = &buf[urh->in_buffer_size];
1792 struct epoll_event event;
1796 event.events = EPOLLIN | EPOLLOUT | EPOLLPRI | EPOLLET;
1797 event.data.ptr = &urh->app;
1798 if (0 != epoll_ctl (daemon->epoll_upgrade_fd,
1805 _ (
"Call to epoll_ctl failed: %s\n"),
1815 event.events = EPOLLIN | EPOLLOUT | EPOLLPRI | EPOLLET;
1816 event.data.ptr = &urh->mhd;
1817 if (0 != epoll_ctl (daemon->epoll_upgrade_fd,
1822 event.events = EPOLLIN | EPOLLOUT | EPOLLPRI;
1823 event.data.ptr = &urh->app;
1824 if (0 != epoll_ctl (daemon->epoll_upgrade_fd,
1828 MHD_PANIC (
_ (
"Error cleaning up while handling epoll error.\n"));
1831 _ (
"Call to epoll_ctl failed: %s\n"),
1840 daemon->eready_urh_tail,
1842 urh->in_eready_list =
true;
1862 urh->clean_ready =
true;
1865 urh->clean_ready =
true;
1867 connection->urh = urh;
1874 response->upgrade_handler (response->upgrade_handler_cls,
1881 connection->
socket_fd : urh->app.socket,
1883 connection->socket_fd,
1921 void *upgrade_handler_cls)
1925 if (
NULL == upgrade_handler)
1928 if (
NULL == response)
1930#if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
1937 response->upgrade_handler = upgrade_handler;
1938 response->upgrade_handler_cls = upgrade_handler_cls;
1970 if (
NULL == response)
1972#if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
1977#if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
1982#if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
2014#if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
2018#if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
Methods for managing connections.
void internal_suspend_connection_(struct MHD_Connection *connection)
enum MHD_Result(* MHD_KeyValueIterator)(void *cls, enum MHD_ValueKind kind, const char *key, const char *value)
_MHD_EXTERN enum MHD_Result MHD_del_response_header(struct MHD_Response *response, const char *header, const char *content)
struct MHD_Response * MHD_create_response_from_data(size_t size, void *data, int must_free, int must_copy)
_MHD_EXTERN struct MHD_Response * MHD_create_response_from_buffer_with_free_callback(size_t size, void *buffer, MHD_ContentReaderFreeCallback crfc)
_MHD_EXTERN struct MHD_Response * MHD_create_response_from_iovec(const struct MHD_IoVec *iov, unsigned int iovcnt, MHD_ContentReaderFreeCallback free_cb, void *cls)
_MHD_EXTERN enum MHD_Result MHD_add_response_footer(struct MHD_Response *response, const char *footer, const char *content)
_MHD_EXTERN struct MHD_Response * MHD_create_response_from_fd(size_t size, int fd)
_MHD_EXTERN struct MHD_Response * MHD_create_response_from_pipe(int fd)
struct MHD_HTTP_Header * MHD_get_response_element_n_(struct MHD_Response *response, enum MHD_ValueKind kind, const char *key, size_t key_len)
_MHD_EXTERN struct MHD_Response * MHD_create_response_from_buffer(size_t size, void *buffer, enum MHD_ResponseMemoryMode mode)
_MHD_EXTERN int MHD_get_response_headers(struct MHD_Response *response, MHD_KeyValueIterator iterator, void *iterator_cls)
_MHD_EXTERN struct MHD_Response * MHD_create_response_from_callback(uint64_t size, size_t block_size, MHD_ContentReaderCallback crc, void *crc_cls, MHD_ContentReaderFreeCallback crfc)
void(* MHD_ContentReaderFreeCallback)(void *cls)
_MHD_EXTERN struct MHD_Response * MHD_create_response_from_fd_at_offset64(uint64_t size, int fd, uint64_t offset)
_MHD_EXTERN void MHD_destroy_response(struct MHD_Response *response)
_MHD_EXTERN enum MHD_Result MHD_add_response_header(struct MHD_Response *response, const char *header, const char *content)
_MHD_EXTERN const char * MHD_get_response_header(struct MHD_Response *response, const char *key)
_MHD_EXTERN struct MHD_Response * MHD_create_response_from_fd64(uint64_t size, int fd)
_MHD_EXTERN struct MHD_Response * MHD_create_response_from_buffer_with_free_callback_cls(size_t size, void *buffer, MHD_ContentReaderFreeCallback crfc, void *crfc_cls)
@ MHD_EPOLL_STATE_UNREADY
#define DLL_insert(head, tail, element)
#define EDLL_insert(head, tail, element)
void * MHD_pool_reallocate(struct MemoryPool *pool, void *old, size_t old_size, size_t new_size)
size_t MHD_pool_get_free(struct MemoryPool *pool)
void * MHD_pool_allocate(struct MemoryPool *pool, size_t size, int from_end)
void * MHD_calloc_(size_t nelem, size_t elsize)
#define MHD_mutex_unlock_chk_(pmutex)
#define MHD_mutex_destroy_chk_(pmutex)
#define MHD_mutex_lock_chk_(pmutex)
int MHD_socket_nonblocking_(MHD_socket sock)
size_t MHD_SCKT_SEND_SIZE_
#define MHD_socket_last_strerr_()
#define MHD_socket_close_chk_(fd)
#define MHD_SCKT_FD_FITS_FDSET_(fd, pset)
int MHD_str_equal_caseless_(const char *str1, const char *str2)
bool MHD_str_has_token_caseless_(const char *str, const char *const token, size_t token_len)
#define MHD_STATICSTR_LEN_(macro)
static bool add_response_entry(struct MHD_Response *response, enum MHD_ValueKind kind, const char *header, const char *content)
additional automatic macros for MHD_config.h
bool MHD_connection_set_cork_state_(struct MHD_Connection *connection, bool cork_state)
bool MHD_connection_set_nodelay_state_(struct MHD_Connection *connection, bool nodelay_state)
Declarations of send() wrappers.
MHD internal shared structures.
@ MHD_RAF_HAS_CONNECTION_CLOSE
@ MHD_RAF_HAS_TRANS_ENC_CHUNKED
@ MHD_RAF_HAS_CONNECTION_HDR
#define MHD_IOV_ELMN_MAX_SIZE
memory pool; mostly used for efficient (de)allocation for each connection and bounding memory use for...
Header for platform missing functions.
Header for platform-independent inter-thread communication.
limits values definitions
#define MHD_mutex_init_(ignore)
bool MHD_str_remove_tokens_caseless_(char *str, size_t *str_len, const char *const tokens, const size_t tokens_len)
bool MHD_str_remove_token_caseless_(const char *str, size_t str_len, const char *const token, const size_t token_len, char *buf, ssize_t *buf_size)
bool MHD_str_equal_caseless_bin_n_(const char *const str1, const char *const str2, size_t len)
Header for string manipulating helpers.
static void free_callback(void *cls)
#define MHD_FILE_READ_BLOCK_SIZE
bool MHD_check_response_header_token_ci(const struct MHD_Response *response, const char *key, size_t key_len, const char *token, size_t token_len)
#define _MHD_insert_header_last(presponse, phdr)
#define _MHD_remove_header(presponse, phdr)
static enum MHD_Result add_response_header_connection(struct MHD_Response *response, const char *value)
#define _MHD_insert_header_first(presponse, phdr)
static ssize_t file_reader(void *cls, uint64_t pos, char *buf, size_t max)
static enum MHD_Result del_response_header_connection(struct MHD_Response *response, const char *value)
enum MHD_Result MHD_set_response_options(struct MHD_Response *response, enum MHD_ResponseFlags flags,...)
static ssize_t pipe_reader(void *cls, uint64_t pos, char *buf, size_t max)
void MHD_increment_response_rc(struct MHD_Response *response)
void(* MHD_UpgradeHandler)(void *cls, struct MHD_Connection *connection, void *con_cls, const char *extra_in, size_t extra_in_size, MHD_socket sock, struct MHD_UpgradeResponseHandle *urh)
#define MHD_CONTENT_READER_END_OF_STREAM
#define MHD_create_response_from_fd_at_offset(size, fd, offset)
_MHD_EXTERN struct MHD_Response * MHD_create_response_for_upgrade(MHD_UpgradeHandler upgrade_handler, void *upgrade_handler_cls)
#define MHD_INVALID_SOCKET
ssize_t(* MHD_ContentReaderCallback)(void *cls, uint64_t pos, char *buf, size_t max)
#define MHD_CONTENT_READER_END_WITH_ERROR
@ MHD_UPGRADE_ACTION_CORK_ON
@ MHD_UPGRADE_ACTION_CLOSE
@ MHD_UPGRADE_ACTION_CORK_OFF
@ MHD_USE_THREAD_PER_CONNECTION
@ MHD_USE_INTERNAL_POLLING_THREAD
@ MHD_RF_INSANITY_HEADER_CONTENT_LENGTH
_MHD_EXTERN enum MHD_Result MHD_upgrade_action(struct MHD_UpgradeResponseHandle *urh, enum MHD_UpgradeAction action,...)
Methods for managing response objects.
enum MHD_Result MHD_response_execute_upgrade_(struct MHD_Response *response, struct MHD_Connection *connection)
size_t write_buffer_send_offset
size_t write_buffer_append_offset
size_t read_buffer_offset
MHD_thread_handle_ID_ pid
enum MHD_CONNECTION_STATE state
struct MHD_Daemon * daemon
MHD_ContentReaderFreeCallback crfc
struct MHD_HTTP_Header * first_header
MHD_ContentReaderCallback crc
enum MHD_ResponseAutoFlags flags_auto
enum MHD_ResponseFlags flags
unsigned int reference_count