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/************************************************************************
* NCSA HTTPd Server
* Software Development Group
* National Center for Supercomputing Applications
* University of Illinois at Urbana-Champaign
* 605 E. Springfield, Champaign, IL 61820
* httpd@ncsa.uiuc.edu
*
* Copyright (C) 1995, Board of Trustees of the University of Illinois
*
************************************************************************
*
* constants.h,v 1.40 1995/11/06 20:57:57 blong Exp
*
************************************************************************
*
*
* constants.h contains all non-user configurable constants with some
* associated structures
*
* Contains HTTP_TIME_FORMAT
* SERVER_VERSION
* SERVER_PROTOCAL
* errors
* methods
* object types
* security options
* magic mime types
* directory indexing options
* struct KeepAliveData
* struct security_data
*
*/
#ifndef _CONSTANTS_H_
#define _CONSTANTS_H_
#include <stdio.h>
#include <netinet/in.h>
#define TRUE 1
#define FALSE 0
#define MAX_STRING_LEN 256
#define HUGE_STRING_LEN 8192
#define IOBUFSIZE 8192
#define HTTP_TIME_FORMAT "%a, %d %b %Y %T GMT"
#define SERVER_VERSION "NCSA/1.5"
#define SERVER_PROTOCOL "HTTP/1.0"
/* Response Codes from HTTP/1.0 Spec
all 4 digit codes are internal only */
#define SC_DOCUMENT_FOLLOWS 200
#define SC_CREATED 201
#define SC_ACCEPTED 202
#define SC_PROV_INFO 203
#define SC_NO_CONTENT 204
#define SC_MULTIPLE_CHOICES 300
#define SC_REDIRECT_PERM 301
#define SC_REDIRECT_TEMP 302
#define SC_REDIRECT_LOCAL 3020
#define SC_METHOD 303
#define SC_USE_LOCAL_COPY 304
#define SC_BAD_REQUEST 400
#define SC_AUTH_REQUIRED 401
#define SC_PAY_REQUIRED 402
#define SC_FORBIDDEN 403
#define SC_NOT_FOUND 404
#define SC_METHOD_NOT_ALLOWED 405
#define SC_NONE_ACCEPTABLE 406
#define SC_PROXY_AUTH_REQUIRED 407
#define SC_REQUEST_TIMEOUT 408
#define SC_CONFLICT 409
#define SC_GONE 410
#define SC_SERVER_ERROR 500
#define SC_NOT_IMPLEMENTED 501
#define SC_BAD_GATEWAY 502
#define SC_SERVICE_UNAVAIL 503
#define SC_GATEWAY_TIMEOUT 504
#define SC_NO_MEMORY 6992
#define SC_CONF_ERROR 6993
#define SC_BAD_IMAGEMAP 6994
/* Supported Methods - sorta*/
#define METHODS 7
#define M_GET 0
#define M_HEAD 1
#define M_POST 2
#define M_PUT 3
#define M_DELETE 4
#define M_INVALID -1
/* Unsupported Methods */
#define M_LINK 5
#define M_UNLINK 6
/* Array containing Method names */
extern char *methods[];
/* Object types */
#define A_STD_DOCUMENT 0
#define A_REDIRECT_TEMP 1
#define A_REDIRECT_PERM 2
#define A_SCRIPT_CGI 3
/* Security Options */
#define OPT_NONE 0
#define OPT_INDEXES 1
#define OPT_INCLUDES 2
#define OPT_SYM_LINKS 4
#define OPT_EXECCGI 8
#define OPT_UNSET 16
#define OPT_INCNOEXEC 32
#define OPT_SYM_OWNER 64
#define OPT_ALL (OPT_INDEXES | OPT_INCLUDES | OPT_SYM_LINKS | OPT_EXECCGI)
#define OR_NONE 0
#define OR_LIMIT 1
#define OR_OPTIONS 2
#define OR_FILEINFO 4
#define OR_AUTHCFG 8
#define OR_INDEXES 16
#define OR_REDIRECT 32
#define OR_ALL (OR_LIMIT | OR_OPTIONS | OR_FILEINFO | OR_AUTHCFG | OR_INDEXES | OR_REDIRECT)
/* PEM/PGP Encodings */
/* Magic MIME Types */
#define CGI_MAGIC_TYPE "application/x-httpd-cgi"
#define INCLUDES_MAGIC_TYPE "text/x-server-parsed-html"
#define IMAGEMAP_MAGIC_TYPE "text/x-imagemap"
/* For directory indexing */
#define BY_PATH 0
#define BY_TYPE 1
#define BY_ENCODING 2
#define FANCY_INDEXING 1
#define LF 10
#define CR 13
#define DENY_THEN_ALLOW 0
#define ALLOW_THEN_DENY 1
#define MUTUAL_FAILURE 2
#define DIE_KEEPALIVE 2 /* used to determine if connection should */
#define DIE_NORMAL 1 /* remain up on return from die function */
#define DEFAULT_ALLOW_KEEPALIVE 0 /* default if off */
#define DEFAULT_KEEPALIVE_MAXREQUESTS 5
#define DEFAULT_KEEPALIVE_TIMEOUT 10 /* 10 sec per-request timeout*/
typedef struct {
int bAllowKeepAlive; /* non-zero if configuration allows,else 0 */
int bKeepAlive; /* non-zero if keep-alive on, else 0 */
int nTimeOut; /* per-request timeout in seconds */
int nMaxRequests; /* max requests per session, 0 for no max */
int nCurrRequests; /* # of requests so far */
} KeepAliveData;
#define MAX_SECURITY 50
#define SATISFY_ALL 0
#define SATISFY_ANY 1
#define AUTHFILETYPE_STANDARD 0
#define AUTHFILETYPE_DBM 1
#define AUTHFILETYPE_NIS 2
typedef struct {
char d[MAX_STRING_LEN];
char opts;
char override;
int order[METHODS];
int num_allow[METHODS];
char *allow[METHODS][MAX_SECURITY];
int bSatisfy; /* 0 = All, 1 = Any */
int num_auth[METHODS];
char *auth[METHODS][MAX_SECURITY];
char auth_type[MAX_STRING_LEN];
char auth_name[MAX_STRING_LEN];
char auth_pwfile[MAX_STRING_LEN];
char auth_grpfile[MAX_STRING_LEN];
int auth_pwfile_type;
int auth_grpfile_type;
#ifdef DIGEST_AUTH
char auth_digestfile[MAX_STRING_LEN];
int auth_digestfile_type;
#endif /* DIGEST_AUTH */
int num_deny[METHODS];
char *deny[METHODS][MAX_SECURITY];
} security_data;
#define PROTOCALS 4
#define P_OTHER 0
#define P_HTTP_0_9 1
#define P_HTTP_1_0 2
#define P_HTTP_1_1 3
extern char *protocals[];
typedef struct _ErrorDoc {
/* int Type; */
int DocErrorNum;
char* DocErrorFile;
} ErrorDoc;
/* DNS Mode - Formerly, this was a compile time option, but it was
limited, and this is the feature bloat version anyways. */
#define DNS_NONE 0
#define DNS_MIN 1
#define DNS_STD 2
#define DNS_MAX 3
/* ------------------- per hostname configuration -------------------- */
/* These #defines are for keeping track of which options are links to
defaults, and which are real (for clean up in restart, presumeably) */
#define PH_HTTPD_CONF 1
#define PH_SRM_CONF 2
#define PH_PEM_CONF 3
/* Configurate data structure (for what's configurable per host)
#def's from above are used to keep track of what is allocated and
what is just a pointer. */
typedef struct _per_host {
/* httpd.conf */
int httpd_conf;
char *error_fname;
char *xfer_fname;
char *agent_fname;
char *referer_fname;
char *referer_ignore;
char *server_admin;
char *server_hostname;
char *srm_confname;
char *annotation_server;
int dns_mode;
int log_opts;
int files_open;
FILE *error_log;
FILE *agent_log;
FILE *referer_log;
int xfer_log;
int virtualhost;
char *called_hostname;
struct in_addr address_info;
/* srm.conf */
int srm_conf;
char *user_dir;
char *index_names;
char *access_name;
char *document_root;
int doc_root_len;
char *default_type;
char *default_icon;
int num_doc_errors;
ErrorDoc **doc_errors;
struct _lookup *translations;
struct _per_host *next;
} per_host;
/* --------- Per request Data Structure ------------- */
typedef struct _per_request {
/* Information about Contents; */
int ownURL;
int ownDNS;
int ownENV;
/* Request Information */
int status;
/* char *status_line; */
long bytes_sent;
/* request stuff to be logged */
char agent[HUGE_STRING_LEN];
char referer[HUGE_STRING_LEN];
int http_version;
int method;
char url[HUGE_STRING_LEN];
char filename[HUGE_STRING_LEN];
char args[HUGE_STRING_LEN];
/* char *content_type; */
char auth_type[MAX_STRING_LEN];
int dirs_in_alias;
/* authentication files */
char* auth_name;
char* auth_pwfile;
char* auth_grpfile;
int auth_pwfile_type;
int auth_grpfile_type;
#ifdef DIGEST_AUTH
char* auth_digestfile;
int auth_digestfile_type;
#endif /* DIGEST_AUTH */
/* Domain Restriction Info */
int bNotifyDomainRestricted;
int bSatisfiedDomain;
int dns_host_lookup;
int num_env;
int max_env;
char **env;
int *env_len;
/* Client Information */
char *remote_host;
char *remote_name;
char *remote_ip;
/* char *remote_logname; */
/* Server Information */
int connection_socket;
FILE *out;
per_host *hostInfo;
struct in_addr address_info;
/* Linked List of requests */
struct _per_request *next;
} per_request;
#endif /* _CONSTANTS_H_ */
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