src/mod_mono.h

   1 /*
   2  * mod_mono.h
   3  *
   4  * Authors:
   5  *      Daniel Lopez Ridruejo
   6  *      Gonzalo Paniagua Javier
   7  *
   8  * Copyright (c) 2002 Daniel Lopez Ridruejo
   9  *           (c) 2002-2005 Novell, Inc.
  10  *
  11  * Licensed under the Apache License, Version 2.0 (the "License");
  12  * you may not use this file except in compliance with the License.
  13  * You may obtain a copy of the License at
  14  *
  15  *     http://www.apache.org/licenses/LICENSE-2.0
  16  *
  17  * Unless required by applicable law or agreed to in writing, software
  18  * distributed under the License is distributed on an "AS IS" BASIS,
  19  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  20  * See the License for the specific language governing permissions and
  21  * limitations under the License.
  22  */
  23 #ifndef __MOD_MONO_H
  24 #define __MOD_MONO_H
  25
  26 #include <errno.h>
  27 #include <sys/stat.h>
  28 #include <sys/types.h>
  29
  30 #ifndef WIN32
  31 #include <sys/select.h>
  32 #include <sys/un.h>
  33 #endif
  34
  35 #ifdef HAVE_UNISTD_H
  36 #include <unistd.h>
  37 #endif
  38
  39 #ifdef HAVE_NETDB_H
  40 #include <netdb.h>
  41 #endif
  42
  43 #ifdef HAVE_SYS_WAIT_H
  44 #include <sys/wait.h>
  45 #endif
  46
  47 #include "httpd.h"
  48 #include "http_core.h"
  49 #include "http_log.h"
  50 #include "http_config.h"
  51
  52
  53 #ifdef APACHE13
  54 /* Functions needed for making Apache 1.3 module as similar
  55 as possible to Apache 2 module, reducing ifdefs in the code itself*/
  56 #ifdef HAVE_HTTP_PROTOCOL_H
  57 #include "http_protocol.h"
  58 #endif
  59 #define STATUS_AND_SERVER NULL
  60 #ifndef TRUE
  61 #define TRUE 1
  62 #define FALSE 0
  63 #endif
  64
  65 #include "multithread.h"
  66
  67 #define apr_uri_t uri_components
  68 #define apr_pool_t ap_pool
  69 #define apr_pcalloc_t ap_pcalloc_t
  70 #define apr_pcalloc ap_pcalloc
  71
  72 #define apr_table_setn ap_table_setn
  73 #define apr_table_setn ap_table_addn
  74 #define apr_table_get ap_table_get
  75 #define apr_table_elts ap_table_elts
  76 #define apr_table_entry_t table_entry
  77
  78 #define apr_array_header array_header
  79 #define apr_array_header_t array_header
  80 #define apr_pstrdup ap_pstrdup
  81 #define apr_pstrcat ap_pstrcat
  82 #define apr_psprintf ap_psprintf
  83 #define apr_status_t int
  84 #define apr_os_sock_t int
  85 #define APR_SUCCESS 0
  86 #define apr_os_sock_get(fdptr, sock) (*(fdptr) = (sock)->fd)
  87 #define apr_socket_timeout_set(sock, t) ((sock)->timeout = t)
  88 #define apr_socket_close(sock) (ap_pclosesocket ((sock)->pool, (sock)->fd))
  89 #define APR_INET PF_INET
  90 #define apr_time_from_sec(x)    (x * 1000000)
  91 #define APR_OFFSET(p_type,field) \
  92         ((long) (((char *) (&(((p_type)NULL)->field))) - ((char *) NULL)))
  93
  94 #define APR_OFFSETOF(s_type,field) APR_OFFSET(s_type*,field)
  95
  96
  97 typedef time_t apr_interval_time_t;
  98 typedef size_t apr_size_t;
  99 typedef struct apr_socket apr_socket_t;
 100 struct apr_socket {
 101         apr_pool_t *pool;
 102         int fd;
 103         time_t timeout;
 104 };
 105
 106 typedef struct mysockaddr apr_sockaddr_t;
 107 struct mysockaddr {
 108         apr_pool_t *pool;
 109         size_t  addrlen;
 110         struct sockaddr *addr;
 111 };
 112
 113 static apr_status_t
 114 apr_socket_send (apr_socket_t *sock, const char *buf, apr_size_t *len);
 115
 116 static apr_status_t
 117 apr_socket_recv (apr_socket_t *sock, char *buf, apr_size_t *len);
 118
 119 extern int ap_standalone;
 120 extern time_t ap_restart_time;
 121
 122 #include <ap_alloc.h>
 123 /* End Apache 1.3 only */
 124 #else
 125 /* Apache 2 only */
 126 #define STATUS_AND_SERVER 0, NULL
 127 #include <http_protocol.h>
 128 #include <util_script.h>
 129 #include <apr_strings.h>
 130 #include <apr_support.h>
 131 /* End Apache 2 only */
 132 #endif
 133
 134 /* Some defaults */
 135 #ifndef MONO_PREFIX
 136 #define MONO_PREFIX "/usr"
 137 #endif
 138
 139 #ifdef WIN32
 140 #define DIRECTORY_SEPARATOR     ";"
 141 #else
 142 #define DIRECTORY_SEPARATOR     ":"
 143 #endif
 144
 145 #define EXECUTABLE_PATH         MONO_PREFIX "/bin/mono"
 146 #define MONO_PATH               MONO_PREFIX "/lib"
 147 #define MODMONO_SERVER_PATH     MONO_PREFIX "/lib/mono/1.0/mod-mono-server.exe"
 148 #define WAPIDIR                         "/tmp"
 149 #define DOCUMENT_ROOT           NULL
 150 #define APPCONFIG_FILE          NULL
 151 #define APPCONFIG_DIR           NULL
 152 #define SOCKET_FILE             "/tmp/mod_mono_server"
 153 #define LISTEN_ADDRESS          "127.0.0.1"
 154
 155 /* Converts every int sent into little endian */
 156 #ifdef MODMONO_BIGENDIAN
 157 #define INT_FROM_LE(val) LE_FROM_INT (val)
 158 #define LE_FROM_INT(val)        ((unsigned int) ( \
 159     (((unsigned int) (val) & (unsigned int) 0x000000ffU) << 24) | \
 160     (((unsigned int) (val) & (unsigned int) 0x0000ff00U) <<  8) | \
 161     (((unsigned int) (val) & (unsigned int) 0x00ff0000U) >>  8) | \
 162     (((unsigned int) (val) & (unsigned int) 0xff000000U) >> 24)))
 163
 164 #else
 165 #define LE_FROM_INT(val) val
 166 #define INT_FROM_LE(val) val
 167 #endif
 168
 169 /* Commands */
 170 enum Cmd {
 171         FIRST_COMMAND,
 172         SEND_FROM_MEMORY = 0,
 173         GET_SERVER_VARIABLE,
 174         SET_RESPONSE_HEADER,
 175         GET_LOCAL_PORT,
 176         FLUSH,
 177         CLOSE,
 178         SHOULD_CLIENT_BLOCK,
 179         SETUP_CLIENT_BLOCK,
 180         GET_CLIENT_BLOCK,
 181         SET_STATUS,
 182         DECLINE_REQUEST,
 183         MYNOT_FOUND, /* apache 1.3 already defines NOT_FOUND */
 184         LAST_COMMAND
 185 };
 186
 187 static char *cmdNames [] = {
 188         "SEND_FROM_MEMORY",
 189         "GET_SERVER_VARIABLE",
 190         "SET_RESPONSE_HEADER",
 191         "GET_LOCAL_PORT",
 192         "FLUSH",
 193         "CLOSE",
 194         "SHOULD_CLIENT_BLOCK",
 195         "SETUP_CLIENT_BLOCK",
 196         "GET_CLIENT_BLOCK",
 197         "SET_STATUS",
 198         "DECLINE_REQUEST",
 199         "NOT_FOUND"
 200 };
 201
 202 /* Module definition */
 203 #ifdef APACHE13
 204 #define DEFINE_MODULE(x) module MODULE_VAR_EXPORT x
 205 #else
 206 #define DEFINE_MODULE(x) module AP_MODULE_DECLARE_DATA x
 207 #endif
 208
 209 /* Directives */
 210 #ifdef APACHE13
 211 #define MAKE_CMD_ACCESS(name, function_name, description) \
 212         { #name, function_name, NULL, ACCESS_CONF, TAKE1, description }
 213
 214 #define MAKE_CMD12(name, field_name, description) \
 215         { #name, store_config_xsp, (void *) APR_OFFSETOF (xsp_data, field_name), \
 216         RSRC_CONF, TAKE12, description }
 217
 218 #define MAKE_CMD_ITERATE2(name, field_name, description) \
 219         { #name, store_config_xsp, (void *) APR_OFFSETOF (xsp_data, field_name), \
 220         RSRC_CONF, ITERATE2, description }
 221
 222 #else /* APACHE2 */
 223
 224 #define MAKE_CMD_ACCESS(name, function_name, description) \
 225         AP_INIT_TAKE1 (#name, function_name, NULL, ACCESS_CONF, description)
 226
 227 #define MAKE_CMD12(name, field_name, description) \
 228         AP_INIT_TAKE12 (#name, store_config_xsp, \
 229         (void *) APR_OFFSETOF (xsp_data, field_name), RSRC_CONF, description)
 230
 231 #define MAKE_CMD_ITERATE2(name, field_name, description) \
 232         AP_INIT_ITERATE2 (#name, store_config_xsp, \
 233         (void *) APR_OFFSETOF (xsp_data, field_name), RSRC_CONF, description)
 234 #endif
 235
 236 /* Debugging */
 237 #ifdef DEBUG
 238 #define DEBUG_PRINT(a,...) \
 239         if (a >= DEBUG_LEVEL) { \
 240                 errno = 0; \
 241                 ap_log_error (APLOG_MARK, APLOG_WARNING, STATUS_AND_SERVER, \
 242                                 __VA_ARGS__); \
 243         }
 244 #else
 245 #define DEBUG_PRINT dummy_print
 246 static void
 247 dummy_print (int a, ...)
 248 {
 249 }
 250 #endif /* DEBUG */
 251
 252 #endif /* __MOD_MONO_H */
 253