src/journal-remote/microhttpd-util.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 /***
   5   Copyright © 2012 Zbigniew Jędrzejewski-Szmek
   6 ***/
   7
   8 #include <microhttpd.h>
   9 #include <stdarg.h>
  10
  11 #include "macro.h"
  12
  13 /* Those defines are added when options are renamed. If the old names
  14  * are not '#define'd, then they are not deprecated yet and there are
  15  * enum elements with the same name. Hence let's check for the *old* name,
  16  * and define the new name by the value of the old name. */
  17
  18 /* Renamed in µhttpd 0.9.51 */
  19 #ifndef MHD_USE_PIPE_FOR_SHUTDOWN
  20 #  define MHD_USE_ITC MHD_USE_PIPE_FOR_SHUTDOWN
  21 #endif
  22
  23 /* Renamed in µhttpd 0.9.52 */
  24 #ifndef MHD_USE_EPOLL_LINUX_ONLY
  25 #  define MHD_USE_EPOLL MHD_USE_EPOLL_LINUX_ONLY
  26 #endif
  27
  28 /* Renamed in µhttpd 0.9.52 */
  29 #ifndef MHD_USE_SSL
  30 #  define MHD_USE_TLS MHD_USE_SSL
  31 #endif
  32
  33 /* Renamed in µhttpd 0.9.53 */
  34 #ifndef MHD_USE_POLL_INTERNALLY
  35 #  define MHD_USE_POLL_INTERNAL_THREAD MHD_USE_POLL_INTERNALLY
  36 #endif
  37
  38 /* Both the old and new names are defines, check for the new one. */
  39
  40 /* Compatiblity with libmicrohttpd < 0.9.38 */
  41 #ifndef MHD_HTTP_NOT_ACCEPTABLE
  42 #  define MHD_HTTP_NOT_ACCEPTABLE MHD_HTTP_METHOD_NOT_ACCEPTABLE
  43 #endif
  44
  45 /* Renamed in µhttpd 0.9.53 */
  46 #ifndef MHD_HTTP_PAYLOAD_TOO_LARGE
  47 #  define MHD_HTTP_PAYLOAD_TOO_LARGE MHD_HTTP_REQUEST_ENTITY_TOO_LARGE
  48 #endif
  49
  50 #if MHD_VERSION < 0x00094203
  51 #  define MHD_create_response_from_fd_at_offset64 MHD_create_response_from_fd_at_offset
  52 #endif
  53
  54 void microhttpd_logger(void *arg, const char *fmt, va_list ap) _printf_(2, 0);
  55
  56 /* respond_oom() must be usable with return, hence this form. */
  57 #define respond_oom(connection) log_oom(), mhd_respond_oom(connection)
  58
  59 int mhd_respondf(struct MHD_Connection *connection,
  60                  int error,
  61                  unsigned code,
  62                  const char *format, ...) _printf_(4,5);
  63
  64 int mhd_respond(struct MHD_Connection *connection,
  65                 unsigned code,
  66                 const char *message);
  67
  68 int mhd_respond_oom(struct MHD_Connection *connection);
  69
  70 int check_permissions(struct MHD_Connection *connection, int *code, char **hostname);
  71
  72 /* Set gnutls internal logging function to a callback which uses our
  73  * own logging framework.
  74  *
  75  * gnutls categories are additionally filtered by our internal log
  76  * level, so it should be set fairly high to capture all potentially
  77  * interesting events without overwhelming detail.
  78  */
  79 int setup_gnutls_logger(char **categories);