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Posted to commits@nifi.apache.org by ph...@apache.org on 2017/12/13 20:41:43 UTC

[36/51] [partial] nifi-minifi-cpp git commit: MINIFICPP-303 Update to civet 1.10

http://git-wip-us.apache.org/repos/asf/nifi-minifi-cpp/blob/df353561/thirdparty/civetweb-1.10/src/main.c
----------------------------------------------------------------------
diff --git a/thirdparty/civetweb-1.10/src/main.c b/thirdparty/civetweb-1.10/src/main.c
new file mode 100644
index 0000000..d8e9e9d
--- /dev/null
+++ b/thirdparty/civetweb-1.10/src/main.c
@@ -0,0 +1,2856 @@
+/* Copyright (c) 2013-2017 the Civetweb developers
+ * Copyright (c) 2004-2013 Sergey Lyubka
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+*/
+
+#if defined(_WIN32)
+
+#ifndef _CRT_SECURE_NO_WARNINGS
+#define _CRT_SECURE_NO_WARNINGS /* Disable deprecation warning in VS2005 */
+#endif
+#ifndef _CRT_SECURE_NO_DEPRECATE
+#define _CRT_SECURE_NO_DEPRECATE
+#endif
+#ifdef WIN32_LEAN_AND_MEAN
+#undef WIN32_LEAN_AND_MEAN /* Required for some functions (tray icons, ...) */
+#endif
+
+#else
+
+#define _XOPEN_SOURCE 600 /* For PATH_MAX on linux */
+/* This should also be sufficient for "realpath", according to
+ * http://man7.org/linux/man-pages/man3/realpath.3.html, but in
+ * reality it does not seem to work. */
+/* In case this causes a problem, disable the warning:
+ * #pragma GCC diagnostic ignored "-Wimplicit-function-declaration"
+ * #pragma clang diagnostic ignored "-Wimplicit-function-declaration"
+ */
+#endif
+
+#ifndef IGNORE_UNUSED_RESULT
+#define IGNORE_UNUSED_RESULT(a) ((void)((a) && 1))
+#endif
+
+#if defined(__cplusplus) && (__cplusplus >= 201103L)
+#define NO_RETURN [[noreturn]]
+#elif defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)
+#define NO_RETURN _Noreturn
+#elif defined(__GNUC__)
+#define NO_RETURN __attribute((noreturn))
+#else
+#define NO_RETURN
+#endif
+
+/* Use same defines as in civetweb.c before including system headers. */
+#ifndef _LARGEFILE_SOURCE
+#define _LARGEFILE_SOURCE /* For fseeko(), ftello() */
+#endif
+#ifndef _FILE_OFFSET_BITS
+#define _FILE_OFFSET_BITS 64 /* Use 64-bit file offsets by default */
+#endif
+#ifndef __STDC_FORMAT_MACROS
+#define __STDC_FORMAT_MACROS /* <inttypes.h> wants this for C++ */
+#endif
+#ifndef __STDC_LIMIT_MACROS
+#define __STDC_LIMIT_MACROS /* C++ wants that for INT64_MAX */
+#endif
+
+#include <string.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <limits.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <stddef.h>
+#include <stdarg.h>
+#include <ctype.h>
+#include <assert.h>
+
+#include "civetweb.h"
+
+#define printf                                                                 \
+	DO_NOT_USE_THIS_FUNCTION__USE_fprintf /* Required for unit testing */
+
+#if defined(_WIN32)                                                            \
+    && !defined(__SYMBIAN32__) /* WINDOWS / UNIX include block */
+#ifndef _WIN32_WINNT
+#define _WIN32_WINNT 0x0501 /* for tdm-gcc so we can use getconsolewindow */
+#endif
+#undef UNICODE
+#include <windows.h>
+#include <winsvc.h>
+#include <shlobj.h>
+#include <io.h>
+
+#define getcwd(a, b) (_getcwd(a, b))
+#if !defined(__MINGW32__)
+extern char *_getcwd(char *buf, size_t size);
+#endif
+
+#ifndef PATH_MAX
+#define PATH_MAX MAX_PATH
+#endif
+
+#ifndef S_ISDIR
+#define S_ISDIR(x) ((x)&_S_IFDIR)
+#endif
+
+#define DIRSEP '\\'
+#define snprintf _snprintf
+#define vsnprintf _vsnprintf
+#define sleep(x) (Sleep((x)*1000))
+#define WINCDECL __cdecl
+#define abs_path(rel, abs, abs_size) (_fullpath((abs), (rel), (abs_size)))
+
+#else /* defined(_WIN32) && !defined(__SYMBIAN32__) - WINDOWS / UNIX include   \
+         block */
+
+#include <unistd.h>
+#include <sys/utsname.h>
+#include <sys/wait.h>
+
+#define DIRSEP '/'
+#define WINCDECL
+#define abs_path(rel, abs, abs_size) (realpath((rel), (abs)))
+
+#endif /* defined(_WIN32) && !defined(__SYMBIAN32__) - WINDOWS / UNIX include  \
+          block */
+
+#ifndef PATH_MAX
+#define PATH_MAX (1024)
+#endif
+
+#define MAX_OPTIONS (50)
+#define MAX_CONF_FILE_LINE_SIZE (8 * 1024)
+
+struct tuser_data {
+	char *first_message;
+};
+
+
+static int g_exit_flag = 0;         /* Main loop should exit */
+static char g_server_base_name[40]; /* Set by init_server_name() */
+static const char *g_server_name;   /* Set by init_server_name() */
+static const char *g_icon_name;     /* Set by init_server_name() */
+static const char *g_website;       /* Set by init_server_name() */
+static char *g_system_info;         /* Set by init_system_info() */
+static char g_config_file_name[PATH_MAX] =
+    "";                          /* Set by process_command_line_arguments() */
+static struct mg_context *g_ctx; /* Set by start_civetweb() */
+static struct tuser_data
+    g_user_data; /* Passed to mg_start() by start_civetweb() */
+
+#if !defined(CONFIG_FILE)
+#define CONFIG_FILE "civetweb.conf"
+#endif /* !CONFIG_FILE */
+
+#if !defined(PASSWORDS_FILE_NAME)
+#define PASSWORDS_FILE_NAME ".htpasswd"
+#endif
+
+/* backup config file */
+#if !defined(CONFIG_FILE2) && defined(__linux__)
+#define CONFIG_FILE2 "/usr/local/etc/civetweb.conf"
+#endif
+
+enum { OPTION_TITLE, OPTION_ICON, OPTION_WEBPAGE, NUM_MAIN_OPTIONS };
+
+static struct mg_option main_config_options[] = {
+    {"title", CONFIG_TYPE_STRING, NULL},
+    {"icon", CONFIG_TYPE_STRING, NULL},
+    {"website", CONFIG_TYPE_STRING, NULL},
+    {NULL, CONFIG_TYPE_UNKNOWN, NULL}};
+
+
+static void WINCDECL
+signal_handler(int sig_num)
+{
+	g_exit_flag = sig_num;
+}
+
+
+static NO_RETURN void
+die(const char *fmt, ...)
+{
+	va_list ap;
+	char msg[512] = "";
+
+	va_start(ap, fmt);
+	(void)vsnprintf(msg, sizeof(msg) - 1, fmt, ap);
+	msg[sizeof(msg) - 1] = 0;
+	va_end(ap);
+
+#if defined(_WIN32)
+	MessageBox(NULL, msg, "Error", MB_OK);
+#else
+	fprintf(stderr, "%s\n", msg);
+#endif
+
+	exit(EXIT_FAILURE);
+}
+
+
+#ifdef WIN32
+static int MakeConsole(void);
+#endif
+
+
+static void
+show_server_name(void)
+{
+#ifdef WIN32
+	(void)MakeConsole();
+#endif
+
+	fprintf(stderr, "CivetWeb v%s, built on %s\n", mg_version(), __DATE__);
+}
+
+
+static NO_RETURN void
+show_usage_and_exit(const char *exeName)
+{
+	const struct mg_option *options;
+	int i;
+
+	if (exeName == 0 || *exeName == 0) {
+		exeName = "civetweb";
+	}
+
+	show_server_name();
+
+	fprintf(stderr, "\nUsage:\n");
+	fprintf(stderr, "  Start server with a set of options:\n");
+	fprintf(stderr, "    %s [config_file]\n", exeName);
+	fprintf(stderr, "    %s [-option value ...]\n", exeName);
+	fprintf(stderr, "  Show system information:\n");
+	fprintf(stderr, "    %s -I\n", exeName);
+	fprintf(stderr, "  Add user/change password:\n");
+	fprintf(stderr,
+	        "    %s -A <htpasswd_file> <realm> <user> <passwd>\n",
+	        exeName);
+	fprintf(stderr, "  Remove user:\n");
+	fprintf(stderr, "    %s -R <htpasswd_file> <realm> <user>\n", exeName);
+	fprintf(stderr, "\nOPTIONS:\n");
+
+	options = mg_get_valid_options();
+	for (i = 0; options[i].name != NULL; i++) {
+		fprintf(stderr,
+		        "  -%s %s\n",
+		        options[i].name,
+		        ((options[i].default_value == NULL)
+		             ? "<empty>"
+		             : options[i].default_value));
+	}
+
+	options = main_config_options;
+	for (i = 0; options[i].name != NULL; i++) {
+		fprintf(stderr,
+		        "  -%s %s\n",
+		        options[i].name,
+		        ((options[i].default_value == NULL)
+		             ? "<empty>"
+		             : options[i].default_value));
+	}
+
+	exit(EXIT_FAILURE);
+}
+
+
+#if defined(_WIN32) || defined(USE_COCOA)
+static const char *config_file_top_comment =
+    "# Civetweb web server configuration file.\n"
+    "# For detailed description of every option, visit\n"
+    "# https://github.com/civetweb/civetweb/blob/master/docs/UserManual.md\n"
+    "# Lines starting with '#' and empty lines are ignored.\n"
+    "# To make a change, remove leading '#', modify option's value,\n"
+    "# save this file and then restart Civetweb.\n\n";
+
+static const char *
+get_url_to_first_open_port(const struct mg_context *ctx)
+{
+	static char url[100];
+	const char *open_ports = mg_get_option(ctx, "listening_ports");
+	int a, b, c, d, port, n;
+
+	if (sscanf(open_ports, "%d.%d.%d.%d:%d%n", &a, &b, &c, &d, &port, &n)
+	    == 5) {
+		snprintf(url,
+		         sizeof(url),
+		         "%s://%d.%d.%d.%d:%d",
+		         open_ports[n] == 's' ? "https" : "http",
+		         a,
+		         b,
+		         c,
+		         d,
+		         port);
+	} else if (sscanf(open_ports, "%d%n", &port, &n) == 1) {
+		snprintf(url,
+		         sizeof(url),
+		         "%s://localhost:%d",
+		         open_ports[n] == 's' ? "https" : "http",
+		         port);
+	} else {
+		snprintf(url, sizeof(url), "%s", "http://localhost:8080");
+	}
+
+	return url;
+}
+
+
+#ifdef ENABLE_CREATE_CONFIG_FILE
+static void
+create_config_file(const struct mg_context *ctx, const char *path)
+{
+	const struct mg_option *options;
+	const char *value;
+	FILE *fp;
+	int i;
+
+	/* Create config file if it is not present yet */
+	if ((fp = fopen(path, "r")) != NULL) {
+		fclose(fp);
+	} else if ((fp = fopen(path, "a+")) != NULL) {
+		fprintf(fp, "%s", config_file_top_comment);
+		options = mg_get_valid_options();
+		for (i = 0; options[i].name != NULL; i++) {
+			value = mg_get_option(ctx, options[i].name);
+			fprintf(fp,
+			        "# %s %s\n",
+			        options[i].name,
+			        value ? value : "<value>");
+		}
+		fclose(fp);
+	}
+}
+#endif
+#endif
+
+
+static char *
+sdup(const char *str)
+{
+	size_t len;
+	char *p;
+
+	len = strlen(str) + 1;
+	if ((p = (char *)malloc(len)) != NULL) {
+		memcpy(p, str, len);
+	}
+	return p;
+}
+
+
+#if 0 /* Unused code from "string duplicate with escape" */
+static unsigned
+hex2dec(char x)
+{
+    if ((x >= '0') && (x <= '9')) {
+        return (unsigned)x - (unsigned)'0';
+    }
+    if ((x >= 'A') && (x <= 'F')) {
+        return (unsigned)x - (unsigned)'A' + 10u;
+    }
+    if ((x >= 'a') && (x <= 'f')) {
+        return (unsigned)x - (unsigned)'a' + 10u;
+    }
+    return 0;
+}
+
+
+static char *
+sdupesc(const char *str)
+{
+	char *p = sdup(str);
+
+	if (p) {
+		char *d = p;
+		while ((d = strchr(d, '\\')) != NULL) {
+			switch (d[1]) {
+			case 'a':
+				d[0] = '\a';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case 'b':
+				d[0] = '\b';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case 'e':
+				d[0] = 27;
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case 'f':
+				d[0] = '\f';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case 'n':
+				d[0] = '\n';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case 'r':
+				d[0] = '\r';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case 't':
+				d[0] = '\t';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case 'u':
+				if (isxdigit(d[2]) && isxdigit(d[3]) && isxdigit(d[4])
+				    && isxdigit(d[5])) {
+					unsigned short u = (unsigned short)(hex2dec(d[2]) * 4096
+					                                    + hex2dec(d[3]) * 256
+					                                    + hex2dec(d[4]) * 16
+					                                    + hex2dec(d[5]));
+					char mbc[16];
+					int mbl = wctomb(mbc, (wchar_t)u);
+					if ((mbl > 0) && (mbl < 6)) {
+						memcpy(d, mbc, (unsigned)mbl);
+						memmove(d + mbl, d + 6, strlen(d + 5));
+						/* Advance mbl characters (+1 is below) */
+						d += (mbl - 1);
+					} else {
+						/* Invalid multi byte character */
+						/* TODO: define what to do */
+					}
+				} else {
+					/* Invalid esc sequence */
+					/* TODO: define what to do */
+				}
+				break;
+			case 'v':
+				d[0] = '\v';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case 'x':
+				if (isxdigit(d[2]) && isxdigit(d[3])) {
+					d[0] = (char)((unsigned char)(hex2dec(d[2]) * 16
+					                              + hex2dec(d[3])));
+					memmove(d + 1, d + 4, strlen(d + 3));
+				} else {
+					/* Invalid esc sequence */
+					/* TODO: define what to do */
+				}
+				break;
+			case 'z':
+				d[0] = 0;
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case '\\':
+				d[0] = '\\';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case '\'':
+				d[0] = '\'';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case '\"':
+				d[0] = '\"';
+				memmove(d + 1, d + 2, strlen(d + 1));
+				break;
+			case 0:
+				if (d == p) {
+					/* Line is only \ */
+					free(p);
+					return NULL;
+				}
+			/* no break */
+			default:
+				/* invalid ESC sequence */
+				/* TODO: define what to do */
+				break;
+			}
+
+			/* Advance to next character */
+			d++;
+		}
+	}
+	return p;
+}
+#endif
+
+
+static const char *
+get_option(char **options, const char *option_name)
+{
+	int i = 0;
+	const char *opt_value = NULL;
+
+	/* TODO (low, api makeover): options should be an array of key-value-pairs,
+	 * like
+	 *     struct {const char * key, const char * value} options[]
+	 * but it currently is an array with
+	 *     options[2*i] = key, options[2*i + 1] = value
+	 * (probably with a MG_LEGACY_INTERFACE definition)
+	 */
+	while (options[2 * i] != NULL) {
+		if (strcmp(options[2 * i], option_name) == 0) {
+			opt_value = options[2 * i + 1];
+			break;
+		}
+		i++;
+	}
+	return opt_value;
+}
+
+
+static int
+set_option(char **options, const char *name, const char *value)
+{
+	int i, type;
+	const struct mg_option *default_options = mg_get_valid_options();
+	const char *multi_sep = NULL;
+
+	for (i = 0; main_config_options[i].name != NULL; i++) {
+		if (0 == strcmp(name, main_config_options[i].name)) {
+			/* This option is evaluated by main.c, not civetweb.c - just skip it
+			 * and return OK */
+			return 1;
+		}
+	}
+
+	type = CONFIG_TYPE_UNKNOWN;
+	for (i = 0; default_options[i].name != NULL; i++) {
+		if (!strcmp(default_options[i].name, name)) {
+			type = default_options[i].type;
+		}
+	}
+	switch (type) {
+	case CONFIG_TYPE_UNKNOWN:
+		/* unknown option */
+		return 0;
+	case CONFIG_TYPE_NUMBER:
+		/* integer number >= 0, e.g. number of threads */
+		if (atol(value) < 0) {
+			/* invalid number */
+			return 0;
+		}
+		break;
+	case CONFIG_TYPE_STRING:
+		/* any text */
+		break;
+	case CONFIG_TYPE_STRING_LIST:
+		/* list of text items, separated by , */
+		multi_sep = ",";
+		break;
+	case CONFIG_TYPE_STRING_MULTILINE:
+		/* lines of text, separated by carriage return line feed */
+		multi_sep = "\r\n";
+		break;
+	case CONFIG_TYPE_BOOLEAN:
+		/* boolean value, yes or no */
+		if ((0 != strcmp(value, "yes")) && (0 != strcmp(value, "no"))) {
+			/* invalid boolean */
+			return 0;
+		}
+		break;
+	case CONFIG_TYPE_FILE:
+	case CONFIG_TYPE_DIRECTORY:
+		/* TODO (low): check this option when it is set, instead of calling
+		 * verify_existence later */
+		break;
+	case CONFIG_TYPE_EXT_PATTERN:
+		/* list of patterns, separated by | */
+		multi_sep = "|";
+		break;
+	default:
+		die("Unknown option type - option %s", name);
+	}
+
+	for (i = 0; i < MAX_OPTIONS; i++) {
+		if (options[2 * i] == NULL) {
+			/* Option not set yet. Add new option */
+			options[2 * i] = sdup(name);
+			options[2 * i + 1] = sdup(value);
+			options[2 * i + 2] = NULL;
+			break;
+		} else if (!strcmp(options[2 * i], name)) {
+			if (multi_sep) {
+				/* Option already set. Overwrite */
+				char *s = malloc(strlen(options[2 * i + 1]) + strlen(multi_sep)
+				                 + strlen(value) + 1);
+				if (!s) {
+					die("Out of memory");
+				}
+				sprintf(s, "%s%s%s", options[2 * i + 1], multi_sep, value);
+				free(options[2 * i + 1]);
+				options[2 * i + 1] = s;
+			} else {
+				/* Option already set. Overwrite */
+				free(options[2 * i + 1]);
+				options[2 * i + 1] = sdup(value);
+			}
+			break;
+		}
+	}
+
+	if (i == MAX_OPTIONS) {
+		die("Too many options specified");
+	}
+
+	if (options[2 * i] == NULL) {
+		die("Out of memory");
+	}
+	if (options[2 * i + 1] == NULL) {
+		die("Illegal escape sequence, or out of memory");
+	}
+
+	/* option set correctly */
+	return 1;
+}
+
+
+static int
+read_config_file(const char *config_file, char **options)
+{
+	char line[MAX_CONF_FILE_LINE_SIZE], *p;
+	FILE *fp = NULL;
+	size_t i, j, line_no = 0;
+
+	/* Open the config file */
+	fp = fopen(config_file, "r");
+	if (fp == NULL) {
+		/* Failed to open the file. Keep errno for the caller. */
+		return 0;
+	}
+
+	/* Load config file settings first */
+	if (fp != NULL) {
+		fprintf(stderr, "Loading config file %s\n", config_file);
+
+		/* Loop over the lines in config file */
+		while (fgets(line, sizeof(line), fp) != NULL) {
+
+			if (!line_no && !memcmp(line, "\xEF\xBB\xBF", 3)) {
+				/* strip UTF-8 BOM */
+				p = line + 3;
+			} else {
+				p = line;
+			}
+			line_no++;
+
+			/* Ignore empty lines and comments */
+			for (i = 0; isspace(*(unsigned char *)&line[i]);)
+				i++;
+			if (p[i] == '#' || p[i] == '\0') {
+				continue;
+			}
+
+			/* Skip spaces, \r and \n at the end of the line */
+			for (j = strlen(line) - 1;
+			     isspace(*(unsigned char *)&line[j])
+			         || iscntrl(*(unsigned char *)&line[j]);)
+				line[j--] = 0;
+
+			/* Find the space character between option name and value */
+			for (j = i; !isspace(*(unsigned char *)&line[j]) && (line[j] != 0);)
+				j++;
+
+			/* Terminate the string - then the string at (line+i) contains the
+			 * option name */
+			line[j] = 0;
+			j++;
+
+			/* Trim additional spaces between option name and value - then
+			 * (line+j) contains the option value */
+			while (isspace(line[j])) {
+				j++;
+			}
+
+			/* Set option */
+			if (!set_option(options, line + i, line + j)) {
+				fprintf(stderr,
+				        "%s: line %d is invalid, ignoring it:\n %s",
+				        config_file,
+				        (int)line_no,
+				        p);
+			}
+		}
+
+		(void)fclose(fp);
+	}
+	return 1;
+}
+
+
+static void
+process_command_line_arguments(int argc, char *argv[], char **options)
+{
+	char *p;
+	size_t i, cmd_line_opts_start = 1;
+#ifdef CONFIG_FILE2
+	FILE *fp = NULL;
+#endif
+
+	/* Should we use a config file ? */
+	if ((argc > 1) && (argv[1] != NULL) && (argv[1][0] != '-')
+	    && (argv[1][0] != 0)) {
+		/* The first command line parameter is a config file name. */
+		snprintf(g_config_file_name,
+		         sizeof(g_config_file_name) - 1,
+		         "%s",
+		         argv[1]);
+		cmd_line_opts_start = 2;
+	} else if ((p = strrchr(argv[0], DIRSEP)) == NULL) {
+		/* No config file set. No path in arg[0] found.
+		 * Use default file name in the current path. */
+		snprintf(g_config_file_name,
+		         sizeof(g_config_file_name) - 1,
+		         "%s",
+		         CONFIG_FILE);
+	} else {
+		/* No config file set. Path to exe found in arg[0].
+		 * Use default file name next to the executable. */
+		snprintf(g_config_file_name,
+		         sizeof(g_config_file_name) - 1,
+		         "%.*s%c%s",
+		         (int)(p - argv[0]),
+		         argv[0],
+		         DIRSEP,
+		         CONFIG_FILE);
+	}
+	g_config_file_name[sizeof(g_config_file_name) - 1] = 0;
+
+#ifdef CONFIG_FILE2
+	fp = fopen(g_config_file_name, "r");
+
+	/* try alternate config file */
+	if (fp == NULL) {
+		fp = fopen(CONFIG_FILE2, "r");
+		if (fp != NULL) {
+			strcpy(g_config_file_name, CONFIG_FILE2);
+		}
+	}
+	if (fp != NULL) {
+		fclose(fp);
+	}
+#endif
+
+	/* read all configurations from a config file */
+	if (0 == read_config_file(g_config_file_name, options)) {
+		if (cmd_line_opts_start == 2) {
+			/* If config file was set in command line and open failed, die. */
+			/* Errno will still hold the error from fopen. */
+			die("Cannot open config file %s: %s",
+			    g_config_file_name,
+			    strerror(errno));
+		}
+		/* Otherwise: CivetWeb can work without a config file */
+	}
+
+	/* If we're under MacOS and started by launchd, then the second
+	   argument is process serial number, -psn_.....
+	   In this case, don't process arguments at all. */
+	if (argv[1] == NULL || memcmp(argv[1], "-psn_", 5) != 0) {
+		/* Handle command line flags.
+		   They override config file and default settings. */
+		for (i = cmd_line_opts_start; argv[i] != NULL; i += 2) {
+			if (argv[i][0] != '-' || argv[i + 1] == NULL) {
+				show_usage_and_exit(argv[0]);
+			}
+			if (!set_option(options, &argv[i][1], argv[i + 1])) {
+				fprintf(
+				    stderr,
+				    "command line option is invalid, ignoring it:\n %s %s\n",
+				    argv[i],
+				    argv[i + 1]);
+			}
+		}
+	}
+}
+
+
+static void
+init_server_name(int argc, const char *argv[])
+{
+	int i;
+	assert(sizeof(main_config_options) / sizeof(main_config_options[0])
+	       == NUM_MAIN_OPTIONS + 1);
+	assert((strlen(mg_version()) + 12) < sizeof(g_server_base_name));
+	snprintf(g_server_base_name,
+	         sizeof(g_server_base_name),
+	         "CivetWeb V%s",
+	         mg_version());
+
+	g_server_name = g_server_base_name;
+	for (i = 0; i < argc - 1; i++) {
+		if ((argv[i][0] == '-')
+		    && (0 == strcmp(argv[i] + 1,
+		                    main_config_options[OPTION_TITLE].name))) {
+			g_server_name = (const char *)(argv[i + 1]);
+		}
+	}
+
+	g_icon_name = NULL;
+	for (i = 0; i < argc - 1; i++) {
+		if ((argv[i][0] == '-')
+		    && (0 == strcmp(argv[i] + 1,
+		                    main_config_options[OPTION_ICON].name))) {
+			g_icon_name = (const char *)(argv[i + 1]);
+		}
+	}
+
+	g_website = "http://civetweb.github.io/civetweb/";
+	for (i = 0; i < argc - 1; i++) {
+		if ((argv[i][0] == '-')
+		    && (0 == strcmp(argv[i] + 1,
+		                    main_config_options[OPTION_WEBPAGE].name))) {
+			g_website = (const char *)(argv[i + 1]);
+		}
+	}
+}
+
+
+static void
+init_system_info(void)
+{
+	int len = mg_get_system_info(NULL, 0);
+	if (len > 0) {
+		g_system_info = (char *)malloc((unsigned)len + 1);
+		(void)mg_get_system_info(g_system_info, len + 1);
+	} else {
+		g_system_info = sdup("Not available");
+	}
+}
+
+
+static void
+free_system_info(void)
+{
+	free(g_system_info);
+}
+
+
+static int
+log_message(const struct mg_connection *conn, const char *message)
+{
+	const struct mg_context *ctx = mg_get_context(conn);
+	struct tuser_data *ud = (struct tuser_data *)mg_get_user_data(ctx);
+
+	fprintf(stderr, "%s\n", message);
+
+	if (ud->first_message == NULL) {
+		ud->first_message = sdup(message);
+	}
+
+	return 0;
+}
+
+
+static int
+is_path_absolute(const char *path)
+{
+#ifdef _WIN32
+	return path != NULL
+	       && ((path[0] == '\\' && path[1] == '\\') || /* UNC path, e.g.
+	                                                      \\server\dir */
+	           (isalpha(path[0]) && path[1] == ':'
+	            && path[2] == '\\')); /* E.g. X:\dir */
+#else
+	return path != NULL && path[0] == '/';
+#endif
+}
+
+
+static void
+verify_existence(char **options, const char *option_name, int must_be_dir)
+{
+	struct stat st;
+	const char *path = get_option(options, option_name);
+
+#ifdef _WIN32
+	wchar_t wbuf[1024];
+	char mbbuf[1024];
+	int len;
+
+	if (path) {
+		memset(wbuf, 0, sizeof(wbuf));
+		memset(mbbuf, 0, sizeof(mbbuf));
+		len = MultiByteToWideChar(CP_UTF8,
+		                          0,
+		                          path,
+		                          -1,
+		                          wbuf,
+		                          (int)sizeof(wbuf) / sizeof(wbuf[0]) - 1);
+		wcstombs(mbbuf, wbuf, sizeof(mbbuf) - 1);
+		path = mbbuf;
+		(void)len;
+	}
+#endif
+
+	if (path != NULL && (stat(path, &st) != 0
+	                     || ((S_ISDIR(st.st_mode) ? 1 : 0) != must_be_dir))) {
+		die("Invalid path for %s: [%s]: (%s). Make sure that path is either "
+		    "absolute, or it is relative to civetweb executable.",
+		    option_name,
+		    path,
+		    strerror(errno));
+	}
+}
+
+
+static void
+set_absolute_path(char *options[],
+                  const char *option_name,
+                  const char *path_to_civetweb_exe)
+{
+	char path[PATH_MAX] = "", absolute[PATH_MAX] = "";
+	const char *option_value;
+	const char *p;
+
+	/* Check whether option is already set */
+	option_value = get_option(options, option_name);
+
+	/* If option is already set and it is an absolute path,
+	   leave it as it is -- it's already absolute. */
+	if (option_value != NULL && !is_path_absolute(option_value)) {
+		/* Not absolute. Use the directory where civetweb executable lives
+		   be the relative directory for everything.
+		   Extract civetweb executable directory into path. */
+		if ((p = strrchr(path_to_civetweb_exe, DIRSEP)) == NULL) {
+			IGNORE_UNUSED_RESULT(getcwd(path, sizeof(path)));
+		} else {
+			snprintf(path,
+			         sizeof(path) - 1,
+			         "%.*s",
+			         (int)(p - path_to_civetweb_exe),
+			         path_to_civetweb_exe);
+			path[sizeof(path) - 1] = 0;
+		}
+
+		strncat(path, "/", sizeof(path) - strlen(path) - 1);
+		strncat(path, option_value, sizeof(path) - strlen(path) - 1);
+
+		/* Absolutize the path, and set the option */
+		IGNORE_UNUSED_RESULT(abs_path(path, absolute, sizeof(absolute)));
+		set_option(options, option_name, absolute);
+	}
+}
+
+
+#ifdef USE_LUA
+
+#include "civetweb_private_lua.h"
+
+#endif
+
+
+#ifdef USE_DUKTAPE
+
+#include "duktape.h"
+
+static int
+run_duktape(const char *file_name)
+{
+	duk_context *ctx = NULL;
+
+	ctx = duk_create_heap_default();
+	if (!ctx) {
+		fprintf(stderr, "Failed to create a Duktape heap.\n");
+		goto finished;
+	}
+
+	if (duk_peval_file(ctx, file_name) != 0) {
+		fprintf(stderr, "%s\n", duk_safe_to_string(ctx, -1));
+		goto finished;
+	}
+	duk_pop(ctx); /* ignore result */
+
+finished:
+	duk_destroy_heap(ctx);
+
+	return 0;
+}
+#endif
+
+
+#if defined(__MINGW32__) || defined(__MINGW64__)
+/* For __MINGW32/64_MAJOR/MINOR_VERSION define */
+#include <_mingw.h>
+#endif
+
+
+static void
+start_civetweb(int argc, char *argv[])
+{
+	struct mg_callbacks callbacks;
+	char *options[2 * MAX_OPTIONS + 1];
+	int i;
+
+	/* Start option -I:
+	 * Show system information and exit
+	 * This is very useful for diagnosis. */
+	if (argc > 1 && !strcmp(argv[1], "-I")) {
+
+#ifdef WIN32
+		(void)MakeConsole();
+#endif
+		fprintf(stdout,
+		        "\n%s (%s)\n%s\n",
+		        g_server_base_name,
+		        g_server_name,
+		        g_system_info);
+
+		exit(EXIT_SUCCESS);
+	}
+
+	/* Edit passwords file: Add user or change password, if -A option is
+	 * specified */
+	if (argc > 1 && !strcmp(argv[1], "-A")) {
+		if (argc != 6) {
+			show_usage_and_exit(argv[0]);
+		}
+		exit(mg_modify_passwords_file(argv[2], argv[3], argv[4], argv[5])
+		         ? EXIT_SUCCESS
+		         : EXIT_FAILURE);
+	}
+
+	/* Edit passwords file: Remove user, if -R option is specified */
+	if (argc > 1 && !strcmp(argv[1], "-R")) {
+		if (argc != 5) {
+			show_usage_and_exit(argv[0]);
+		}
+		exit(mg_modify_passwords_file(argv[2], argv[3], argv[4], NULL)
+		         ? EXIT_SUCCESS
+		         : EXIT_FAILURE);
+	}
+
+	/* Call Lua with additional CivetWeb specific Lua functions, if -L option
+	 * is specified */
+	if (argc > 1 && !strcmp(argv[1], "-L")) {
+
+#ifdef USE_LUA
+		if (argc != 3) {
+			show_usage_and_exit(argv[0]);
+		}
+#ifdef WIN32
+		(void)MakeConsole();
+#endif
+		exit(run_lua(argv[2]));
+#else
+		show_server_name();
+		fprintf(stderr, "\nError: Lua support not enabled\n");
+		exit(EXIT_FAILURE);
+#endif
+	}
+
+	/* Call Duktape, if -E option is specified */
+	if (argc > 1 && !strcmp(argv[1], "-E")) {
+
+#ifdef USE_DUKTAPE
+		if (argc != 3) {
+			show_usage_and_exit(argv[0]);
+		}
+#ifdef WIN32
+		(void)MakeConsole();
+#endif
+		exit(run_duktape(argv[2]));
+#else
+		show_server_name();
+		fprintf(stderr, "\nError: Ecmascript support not enabled\n");
+		exit(EXIT_FAILURE);
+#endif
+	}
+
+	/* Show usage if -h or --help options are specified */
+	if (argc == 2 && (!strcmp(argv[1], "-h") || !strcmp(argv[1], "-H")
+	                  || !strcmp(argv[1], "--help"))) {
+		show_usage_and_exit(argv[0]);
+	}
+
+	options[0] = NULL;
+	set_option(options, "document_root", ".");
+
+	/* Update config based on command line arguments */
+	process_command_line_arguments(argc, argv, options);
+
+	/* Make sure we have absolute paths for files and directories */
+	set_absolute_path(options, "document_root", argv[0]);
+	set_absolute_path(options, "put_delete_auth_file", argv[0]);
+	set_absolute_path(options, "cgi_interpreter", argv[0]);
+	set_absolute_path(options, "access_log_file", argv[0]);
+	set_absolute_path(options, "error_log_file", argv[0]);
+	set_absolute_path(options, "global_auth_file", argv[0]);
+#ifdef USE_LUA
+	set_absolute_path(options, "lua_preload_file", argv[0]);
+#endif
+	set_absolute_path(options, "ssl_certificate", argv[0]);
+
+	/* Make extra verification for certain options */
+	verify_existence(options, "document_root", 1);
+	verify_existence(options, "cgi_interpreter", 0);
+	verify_existence(options, "ssl_certificate", 0);
+	verify_existence(options, "ssl_ca_path", 1);
+	verify_existence(options, "ssl_ca_file", 0);
+#ifdef USE_LUA
+	verify_existence(options, "lua_preload_file", 0);
+#endif
+
+	/* Setup signal handler: quit on Ctrl-C */
+	signal(SIGTERM, signal_handler);
+	signal(SIGINT, signal_handler);
+
+	/* Initialize user data */
+	memset(&g_user_data, 0, sizeof(g_user_data));
+
+	/* Start Civetweb */
+	memset(&callbacks, 0, sizeof(callbacks));
+	callbacks.log_message = &log_message;
+	g_ctx = mg_start(&callbacks, &g_user_data, (const char **)options);
+
+	/* mg_start copies all options to an internal buffer.
+	 * The options data field here is not required anymore. */
+	for (i = 0; options[i] != NULL; i++) {
+		free(options[i]);
+	}
+
+	/* If mg_start fails, it returns NULL */
+	if (g_ctx == NULL) {
+		die("Failed to start %s:\n%s",
+		    g_server_name,
+		    ((g_user_data.first_message == NULL) ? "unknown reason"
+		                                         : g_user_data.first_message));
+	}
+}
+
+
+static void
+stop_civetweb(void)
+{
+	mg_stop(g_ctx);
+	free(g_user_data.first_message);
+	g_user_data.first_message = NULL;
+}
+
+
+#ifdef _WIN32
+/* Win32 has a small GUI.
+ * Define some GUI elements and Windows message handlers. */
+
+enum {
+	ID_ICON = 100,
+	ID_QUIT,
+	ID_SETTINGS,
+	ID_SEPARATOR,
+	ID_INSTALL_SERVICE,
+	ID_REMOVE_SERVICE,
+	ID_STATIC,
+	ID_GROUP,
+	ID_PASSWORD,
+	ID_SAVE,
+	ID_RESET_DEFAULTS,
+	ID_RESET_FILE,
+	ID_RESET_ACTIVE,
+	ID_STATUS,
+	ID_CONNECT,
+	ID_ADD_USER,
+	ID_ADD_USER_NAME,
+	ID_ADD_USER_REALM,
+	ID_INPUT_LINE,
+	ID_SYSINFO,
+	ID_WEBSITE,
+
+	/* All dynamically created text boxes for options have IDs starting from
+   ID_CONTROLS, incremented by one. */
+	ID_CONTROLS = 200,
+
+	/* Text boxes for files have "..." buttons to open file browser. These
+   buttons have IDs that are ID_FILE_BUTTONS_DELTA higher than associated
+   text box ID. */
+	ID_FILE_BUTTONS_DELTA = 1000
+};
+
+
+static HICON hIcon;
+static SERVICE_STATUS ss;
+static SERVICE_STATUS_HANDLE hStatus;
+static const char *service_magic_argument = "--";
+static NOTIFYICONDATA TrayIcon;
+
+static void WINAPI
+ControlHandler(DWORD code)
+{
+	if (code == SERVICE_CONTROL_STOP || code == SERVICE_CONTROL_SHUTDOWN) {
+		ss.dwWin32ExitCode = 0;
+		ss.dwCurrentState = SERVICE_STOPPED;
+	}
+	SetServiceStatus(hStatus, &ss);
+}
+
+
+static void WINAPI
+ServiceMain(void)
+{
+	ss.dwServiceType = SERVICE_WIN32;
+	ss.dwCurrentState = SERVICE_RUNNING;
+	ss.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN;
+
+	hStatus = RegisterServiceCtrlHandler(g_server_name, ControlHandler);
+	SetServiceStatus(hStatus, &ss);
+
+	while (ss.dwCurrentState == SERVICE_RUNNING) {
+		Sleep(1000);
+	}
+	stop_civetweb();
+
+	ss.dwCurrentState = SERVICE_STOPPED;
+	ss.dwWin32ExitCode = (DWORD)-1;
+	SetServiceStatus(hStatus, &ss);
+}
+
+
+static void
+show_error(void)
+{
+	char buf[256];
+	FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
+	              NULL,
+	              GetLastError(),
+	              MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+	              buf,
+	              sizeof(buf),
+	              NULL);
+	MessageBox(NULL, buf, "Error", MB_OK);
+}
+
+
+static void *
+align(void *ptr, uintptr_t alig)
+{
+	uintptr_t ul = (uintptr_t)ptr;
+	ul += alig;
+	ul &= ~alig;
+	return ((void *)ul);
+}
+
+
+static void
+save_config(HWND hDlg, FILE *fp)
+{
+	char value[2000] = "";
+	const char *default_value;
+	const struct mg_option *options;
+	int i, id;
+
+	fprintf(fp, "%s", config_file_top_comment);
+	options = mg_get_valid_options();
+	for (i = 0; options[i].name != NULL; i++) {
+		id = ID_CONTROLS + i;
+		if (options[i].type == CONFIG_TYPE_BOOLEAN) {
+			snprintf(value,
+			         sizeof(value) - 1,
+			         "%s",
+			         IsDlgButtonChecked(hDlg, id) ? "yes" : "no");
+			value[sizeof(value) - 1] = 0;
+		} else {
+			GetDlgItemText(hDlg, id, value, sizeof(value));
+		}
+		default_value =
+		    options[i].default_value == NULL ? "" : options[i].default_value;
+		/* If value is the same as default, skip it */
+		if (strcmp(value, default_value) != 0) {
+			fprintf(fp, "%s %s\n", options[i].name, value);
+		}
+	}
+}
+
+
+/* LPARAM pointer passed to WM_INITDIALOG */
+struct dlg_proc_param {
+	int guard;
+	HWND hWnd;
+	const char *name;
+	char *buffer;
+	unsigned buflen;
+	int idRetry;
+	BOOL (*fRetry)(struct dlg_proc_param *data);
+};
+
+
+/* Dialog proc for settings dialog */
+static INT_PTR CALLBACK
+SettingsDlgProc(HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam)
+{
+	FILE *fp;
+	int i, j;
+	const char *name, *value;
+	const struct mg_option *default_options = mg_get_valid_options();
+	char *file_options[MAX_OPTIONS * 2 + 1] = {0};
+	char *title;
+	struct dlg_proc_param *pdlg_proc_param;
+
+	switch (msg) {
+
+	case WM_CLOSE:
+		DestroyWindow(hDlg);
+		break;
+
+	case WM_COMMAND:
+		switch (LOWORD(wParam)) {
+
+		case ID_SAVE:
+			EnableWindow(GetDlgItem(hDlg, ID_SAVE), FALSE);
+			if ((fp = fopen(g_config_file_name, "w+")) != NULL) {
+				save_config(hDlg, fp);
+				fclose(fp);
+				stop_civetweb();
+				start_civetweb(__argc, __argv);
+			}
+			EnableWindow(GetDlgItem(hDlg, ID_SAVE), TRUE);
+			break;
+
+		case ID_RESET_DEFAULTS:
+			for (i = 0; default_options[i].name != NULL; i++) {
+				name = default_options[i].name;
+				value = default_options[i].default_value == NULL
+				            ? ""
+				            : default_options[i].default_value;
+				if (default_options[i].type == CONFIG_TYPE_BOOLEAN) {
+					CheckDlgButton(hDlg,
+					               ID_CONTROLS + i,
+					               !strcmp(value, "yes") ? BST_CHECKED
+					                                     : BST_UNCHECKED);
+				} else {
+					SetWindowText(GetDlgItem(hDlg, ID_CONTROLS + i), value);
+				}
+			}
+			break;
+
+		case ID_RESET_FILE:
+			read_config_file(g_config_file_name, file_options);
+			for (i = 0; default_options[i].name != NULL; i++) {
+				name = default_options[i].name;
+				value = default_options[i].default_value;
+				for (j = 0; file_options[j * 2] != NULL; j++) {
+					if (!strcmp(name, file_options[j * 2])) {
+						value = file_options[j * 2 + 1];
+					}
+				}
+				if (value == NULL) {
+					value = "";
+				}
+				if (default_options[i].type == CONFIG_TYPE_BOOLEAN) {
+					CheckDlgButton(hDlg,
+					               ID_CONTROLS + i,
+					               !strcmp(value, "yes") ? BST_CHECKED
+					                                     : BST_UNCHECKED);
+				} else {
+					SetWindowText(GetDlgItem(hDlg, ID_CONTROLS + i), value);
+				}
+			}
+			for (i = 0; i < MAX_OPTIONS; i++) {
+				free(file_options[2 * i]);
+				free(file_options[2 * i + 1]);
+			}
+			break;
+
+		case ID_RESET_ACTIVE:
+			for (i = 0; default_options[i].name != NULL; i++) {
+				name = default_options[i].name;
+				value = mg_get_option(g_ctx, name);
+				if (default_options[i].type == CONFIG_TYPE_BOOLEAN) {
+					CheckDlgButton(hDlg,
+					               ID_CONTROLS + i,
+					               !strcmp(value, "yes") ? BST_CHECKED
+					                                     : BST_UNCHECKED);
+				} else {
+					SetDlgItemText(hDlg,
+					               ID_CONTROLS + i,
+					               value == NULL ? "" : value);
+				}
+			}
+			break;
+		}
+
+		for (i = 0; default_options[i].name != NULL; i++) {
+			name = default_options[i].name;
+			if (((default_options[i].type == CONFIG_TYPE_FILE)
+			     || (default_options[i].type == CONFIG_TYPE_DIRECTORY))
+			    && LOWORD(wParam) == ID_CONTROLS + i + ID_FILE_BUTTONS_DELTA) {
+				OPENFILENAME of;
+				BROWSEINFO bi;
+				char path[PATH_MAX] = "";
+
+				memset(&of, 0, sizeof(of));
+				of.lStructSize = sizeof(of);
+				of.hwndOwner = (HWND)hDlg;
+				of.lpstrFile = path;
+				of.nMaxFile = sizeof(path);
+				of.lpstrInitialDir = mg_get_option(g_ctx, "document_root");
+				of.Flags =
+				    OFN_CREATEPROMPT | OFN_NOCHANGEDIR | OFN_HIDEREADONLY;
+
+				memset(&bi, 0, sizeof(bi));
+				bi.hwndOwner = (HWND)hDlg;
+				bi.lpszTitle = "Choose WWW root directory:";
+				bi.ulFlags = BIF_RETURNONLYFSDIRS;
+
+				if (default_options[i].type == CONFIG_TYPE_DIRECTORY) {
+					SHGetPathFromIDList(SHBrowseForFolder(&bi), path);
+				} else {
+					GetOpenFileName(&of);
+				}
+
+				if (path[0] != '\0') {
+					SetWindowText(GetDlgItem(hDlg, ID_CONTROLS + i), path);
+				}
+			}
+		}
+		break;
+
+	case WM_INITDIALOG:
+		/* Store hWnd in a parameter accessible by the parent, so we can
+		 * bring this window to front if required. */
+		pdlg_proc_param = (struct dlg_proc_param *)lParam;
+		pdlg_proc_param->hWnd = hDlg;
+
+		/* Initialize the dialog elements */
+		SendMessage(hDlg, WM_SETICON, (WPARAM)ICON_SMALL, (LPARAM)hIcon);
+		SendMessage(hDlg, WM_SETICON, (WPARAM)ICON_BIG, (LPARAM)hIcon);
+		title = (char *)malloc(strlen(g_server_name) + 16);
+		if (title) {
+			strcpy(title, g_server_name);
+			strcat(title, " settings");
+			SetWindowText(hDlg, title);
+			free(title);
+		}
+		SetFocus(GetDlgItem(hDlg, ID_SAVE));
+
+		/* Init dialog with active settings */
+		SendMessage(hDlg, WM_COMMAND, ID_RESET_ACTIVE, 0);
+		/* alternative: SendMessage(hDlg, WM_COMMAND, ID_RESET_FILE, 0); */
+		break;
+
+	default:
+		break;
+	}
+
+	return FALSE;
+}
+
+
+/* Dialog proc for input dialog */
+static INT_PTR CALLBACK
+InputDlgProc(HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam)
+{
+	static struct dlg_proc_param *inBuf = 0;
+	WORD ctrlId;
+	HWND hIn;
+
+	switch (msg) {
+	case WM_CLOSE:
+		inBuf = 0;
+		DestroyWindow(hDlg);
+		break;
+
+	case WM_COMMAND:
+		ctrlId = LOWORD(wParam);
+		if (ctrlId == IDOK) {
+			/* Get handle of input line */
+			hIn = GetDlgItem(hDlg, ID_INPUT_LINE);
+
+			if (hIn) {
+				/* Get content of input line */
+				GetWindowText(hIn, inBuf->buffer, (int)inBuf->buflen);
+				if (strlen(inBuf->buffer) > 0) {
+					/* Input dialog is not empty. */
+					EndDialog(hDlg, IDOK);
+				}
+			} else {
+				/* There is no input line in this dialog. */
+				EndDialog(hDlg, IDOK);
+			}
+
+		} else if (ctrlId == IDRETRY) {
+
+			/* Get handle of input line */
+			hIn = GetDlgItem(hDlg, inBuf->idRetry);
+
+			if (hIn) {
+				/* Load current string */
+				GetWindowText(hIn, inBuf->buffer, (int)inBuf->buflen);
+				if (inBuf->fRetry) {
+					if (inBuf->fRetry(inBuf)) {
+						SetWindowText(hIn, inBuf->buffer);
+					}
+				}
+			}
+
+		} else if (ctrlId == IDCANCEL) {
+			EndDialog(hDlg, IDCANCEL);
+		}
+		break;
+
+	case WM_INITDIALOG:
+		/* Get handle of input line */
+		hIn = GetDlgItem(hDlg, ID_INPUT_LINE);
+
+		/* Get dialog parameters */
+		inBuf = (struct dlg_proc_param *)lParam;
+
+		/* Set dialog handle for the caller */
+		inBuf->hWnd = hDlg;
+
+		/* Set dialog name */
+		SetWindowText(hDlg, inBuf->name);
+
+		if (hIn) {
+			/* This is an input dialog */
+			assert(inBuf != NULL);
+			assert((inBuf->buffer != NULL) && (inBuf->buflen != 0));
+			assert(strlen(inBuf->buffer) < inBuf->buflen);
+			SendMessage(hDlg, WM_SETICON, (WPARAM)ICON_SMALL, (LPARAM)hIcon);
+			SendMessage(hDlg, WM_SETICON, (WPARAM)ICON_BIG, (LPARAM)hIcon);
+			SendMessage(hIn, EM_LIMITTEXT, inBuf->buflen - 1, 0);
+			SetWindowText(hIn, inBuf->buffer);
+			SetFocus(hIn);
+		}
+
+		break;
+
+	default:
+		break;
+	}
+
+	return FALSE;
+}
+
+
+static void
+suggest_passwd(char *passwd)
+{
+	unsigned u;
+	char *p;
+	union {
+		FILETIME ft;
+		LARGE_INTEGER li;
+	} num;
+
+	/* valid characters are 32 to 126 */
+	GetSystemTimeAsFileTime(&num.ft);
+	num.li.HighPart |= (LONG)GetCurrentProcessId();
+	p = passwd;
+	while (num.li.QuadPart) {
+		u = (unsigned)(num.li.QuadPart % 95);
+		num.li.QuadPart -= u;
+		num.li.QuadPart /= 95;
+		*p = (char)(u + 32);
+		p++;
+	}
+}
+
+
+static void add_control(unsigned char **mem,
+                        DLGTEMPLATE *dia,
+                        WORD type,
+                        WORD id,
+                        DWORD style,
+                        short x,
+                        short y,
+                        short cx,
+                        short cy,
+                        const char *caption);
+
+
+static int
+get_password(const char *user,
+             const char *realm,
+             char *passwd,
+             unsigned passwd_len)
+{
+#define HEIGHT (15)
+#define WIDTH (280)
+#define LABEL_WIDTH (90)
+
+	unsigned char mem[4096], *p;
+	DLGTEMPLATE *dia = (DLGTEMPLATE *)mem;
+	int ok;
+	short y;
+	static struct dlg_proc_param s_dlg_proc_param;
+
+	static struct {
+		DLGTEMPLATE dlg_template; /* 18 bytes */
+		WORD menu, dlg_class;
+		wchar_t caption[1];
+		WORD fontsiz;
+		wchar_t fontface[7];
+	} dialog_header = {{WS_CAPTION | WS_POPUP | WS_SYSMENU | WS_VISIBLE
+	                        | DS_SETFONT | WS_DLGFRAME,
+	                    WS_EX_TOOLWINDOW,
+	                    0,
+	                    200,
+	                    200,
+	                    WIDTH,
+	                    0},
+	                   0,
+	                   0,
+	                   L"",
+	                   8,
+	                   L"Tahoma"};
+
+	assert((user != NULL) && (realm != NULL) && (passwd != NULL));
+
+	/* Only allow one instance of this dialog to be open. */
+	if (s_dlg_proc_param.guard == 0) {
+		memset(&s_dlg_proc_param, 0, sizeof(s_dlg_proc_param));
+		s_dlg_proc_param.guard = 1;
+	} else {
+		SetForegroundWindow(s_dlg_proc_param.hWnd);
+		return 0;
+	}
+
+	/* Do not open a password dialog, if the username is empty */
+	if (user[0] == 0) {
+		s_dlg_proc_param.guard = 0;
+		return 0;
+	}
+
+	/* Create a password suggestion */
+	memset(passwd, 0, passwd_len);
+	suggest_passwd(passwd);
+
+	/* Make buffer available for input dialog */
+	s_dlg_proc_param.buffer = passwd;
+	s_dlg_proc_param.buflen = passwd_len;
+
+	/* Create the dialog */
+	(void)memset(mem, 0, sizeof(mem));
+	(void)memcpy(mem, &dialog_header, sizeof(dialog_header));
+	p = mem + sizeof(dialog_header);
+
+	y = HEIGHT;
+	add_control(&p,
+	            dia,
+	            0x82,
+	            ID_STATIC,
+	            WS_VISIBLE | WS_CHILD,
+	            10,
+	            y,
+	            LABEL_WIDTH,
+	            HEIGHT,
+	            "User:");
+	add_control(&p,
+	            dia,
+	            0x81,
+	            ID_CONTROLS + 1,
+	            WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL
+	                | ES_READONLY,
+	            15 + LABEL_WIDTH,
+	            y,
+	            WIDTH - LABEL_WIDTH - 25,
+	            HEIGHT,
+	            user);
+
+	y += HEIGHT;
+	add_control(&p,
+	            dia,
+	            0x82,
+	            ID_STATIC,
+	            WS_VISIBLE | WS_CHILD,
+	            10,
+	            y,
+	            LABEL_WIDTH,
+	            HEIGHT,
+	            "Realm:");
+	add_control(&p,
+	            dia,
+	            0x81,
+	            ID_CONTROLS + 2,
+	            WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL
+	                | ES_READONLY,
+	            15 + LABEL_WIDTH,
+	            y,
+	            WIDTH - LABEL_WIDTH - 25,
+	            HEIGHT,
+	            realm);
+
+	y += HEIGHT;
+	add_control(&p,
+	            dia,
+	            0x82,
+	            ID_STATIC,
+	            WS_VISIBLE | WS_CHILD,
+	            10,
+	            y,
+	            LABEL_WIDTH,
+	            HEIGHT,
+	            "Password:");
+	add_control(&p,
+	            dia,
+	            0x81,
+	            ID_INPUT_LINE,
+	            WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL | WS_TABSTOP,
+	            15 + LABEL_WIDTH,
+	            y,
+	            WIDTH - LABEL_WIDTH - 25,
+	            HEIGHT,
+	            "");
+
+	y += (WORD)(HEIGHT * 2);
+	add_control(&p,
+	            dia,
+	            0x80,
+	            IDOK,
+	            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+	            80,
+	            y,
+	            55,
+	            12,
+	            "Ok");
+	add_control(&p,
+	            dia,
+	            0x80,
+	            IDCANCEL,
+	            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+	            140,
+	            y,
+	            55,
+	            12,
+	            "Cancel");
+
+	assert((intptr_t)p - (intptr_t)mem < (intptr_t)sizeof(mem));
+
+	dia->cy = y + (WORD)(HEIGHT * 1.5);
+
+	s_dlg_proc_param.name = "Modify password";
+	s_dlg_proc_param.fRetry = NULL;
+
+	ok =
+	    (IDOK == DialogBoxIndirectParam(
+	                 NULL, dia, NULL, InputDlgProc, (LPARAM)&s_dlg_proc_param));
+
+	s_dlg_proc_param.hWnd = NULL;
+	s_dlg_proc_param.guard = 0;
+
+	return ok;
+
+#undef HEIGHT
+#undef WIDTH
+#undef LABEL_WIDTH
+}
+
+
+/* Dialog proc for password dialog */
+static INT_PTR CALLBACK
+PasswordDlgProc(HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam)
+{
+	static const char *passfile = 0;
+	char domain[256], user[256], password[256];
+	WORD ctrlId;
+	struct dlg_proc_param *pdlg_proc_param;
+
+	switch (msg) {
+	case WM_CLOSE:
+		passfile = 0;
+		DestroyWindow(hDlg);
+		break;
+
+	case WM_COMMAND:
+		ctrlId = LOWORD(wParam);
+		if (ctrlId == ID_ADD_USER) {
+			/* Add user */
+			GetWindowText(GetDlgItem(hDlg, ID_ADD_USER_NAME),
+			              user,
+			              sizeof(user));
+			GetWindowText(GetDlgItem(hDlg, ID_ADD_USER_REALM),
+			              domain,
+			              sizeof(domain));
+			if (get_password(user, domain, password, sizeof(password))) {
+				mg_modify_passwords_file(passfile, domain, user, password);
+				EndDialog(hDlg, IDOK);
+			}
+		} else if ((ctrlId >= (ID_CONTROLS + ID_FILE_BUTTONS_DELTA * 3))
+		           && (ctrlId < (ID_CONTROLS + ID_FILE_BUTTONS_DELTA * 4))) {
+			/* Modify password */
+			GetWindowText(GetDlgItem(hDlg, ctrlId - ID_FILE_BUTTONS_DELTA * 3),
+			              user,
+			              sizeof(user));
+			GetWindowText(GetDlgItem(hDlg, ctrlId - ID_FILE_BUTTONS_DELTA * 2),
+			              domain,
+			              sizeof(domain));
+			if (get_password(user, domain, password, sizeof(password))) {
+				mg_modify_passwords_file(passfile, domain, user, password);
+				EndDialog(hDlg, IDOK);
+			}
+		} else if ((ctrlId >= (ID_CONTROLS + ID_FILE_BUTTONS_DELTA * 2))
+		           && (ctrlId < (ID_CONTROLS + ID_FILE_BUTTONS_DELTA * 3))) {
+			/* Remove user */
+			GetWindowText(GetDlgItem(hDlg, ctrlId - ID_FILE_BUTTONS_DELTA * 2),
+			              user,
+			              sizeof(user));
+			GetWindowText(GetDlgItem(hDlg, ctrlId - ID_FILE_BUTTONS_DELTA),
+			              domain,
+			              sizeof(domain));
+			mg_modify_passwords_file(passfile, domain, user, NULL);
+			EndDialog(hDlg, IDOK);
+		}
+		break;
+
+	case WM_INITDIALOG:
+		pdlg_proc_param = (struct dlg_proc_param *)lParam;
+		pdlg_proc_param->hWnd = hDlg;
+		passfile = pdlg_proc_param->name;
+		SendMessage(hDlg, WM_SETICON, (WPARAM)ICON_SMALL, (LPARAM)hIcon);
+		SendMessage(hDlg, WM_SETICON, (WPARAM)ICON_BIG, (LPARAM)hIcon);
+		SetWindowText(hDlg, passfile);
+		SetFocus(GetDlgItem(hDlg, ID_ADD_USER_NAME));
+		break;
+
+	default:
+		break;
+	}
+
+	return FALSE;
+}
+
+
+static void
+add_control(unsigned char **mem,
+            DLGTEMPLATE *dia,
+            WORD type,
+            WORD id,
+            DWORD style,
+            short x,
+            short y,
+            short cx,
+            short cy,
+            const char *caption)
+{
+	DLGITEMTEMPLATE *tp;
+	LPWORD p;
+
+	dia->cdit++;
+
+	*mem = (unsigned char *)align(*mem, 3);
+	tp = (DLGITEMTEMPLATE *)*mem;
+
+	tp->id = id;
+	tp->style = style;
+	tp->dwExtendedStyle = 0;
+	tp->x = x;
+	tp->y = y;
+	tp->cx = cx;
+	tp->cy = cy;
+
+	p = (LPWORD)align(*mem + sizeof(*tp), 1);
+	*p++ = 0xffff;
+	*p++ = type;
+
+	while (*caption != '\0') {
+		*p++ = (WCHAR)*caption++;
+	}
+	*p++ = 0;
+	p = (LPWORD)align(p, 1);
+
+	*p++ = 0;
+	*mem = (unsigned char *)p;
+}
+
+
+static void
+show_settings_dialog()
+{
+#define HEIGHT (15)
+#define WIDTH (460)
+#define LABEL_WIDTH (90)
+
+	unsigned char mem[16 * 1024], *p;
+	const struct mg_option *options;
+	DWORD style;
+	DLGTEMPLATE *dia = (DLGTEMPLATE *)mem;
+	WORD i, cl, nelems = 0;
+	short width, x, y;
+	static struct dlg_proc_param s_dlg_proc_param;
+
+	static struct {
+		DLGTEMPLATE dlg_template; /* 18 bytes */
+		WORD menu, dlg_class;
+		wchar_t caption[1];
+		WORD fontsiz;
+		wchar_t fontface[7];
+	} dialog_header = {{WS_CAPTION | WS_POPUP | WS_SYSMENU | WS_VISIBLE
+	                        | DS_SETFONT | WS_DLGFRAME,
+	                    WS_EX_TOOLWINDOW,
+	                    0,
+	                    200,
+	                    200,
+	                    WIDTH,
+	                    0},
+	                   0,
+	                   0,
+	                   L"",
+	                   8,
+	                   L"Tahoma"};
+
+	if (s_dlg_proc_param.guard == 0) {
+		memset(&s_dlg_proc_param, 0, sizeof(s_dlg_proc_param));
+		s_dlg_proc_param.guard = 1;
+	} else {
+		SetForegroundWindow(s_dlg_proc_param.hWnd);
+		return;
+	}
+
+	(void)memset(mem, 0, sizeof(mem));
+	(void)memcpy(mem, &dialog_header, sizeof(dialog_header));
+	p = mem + sizeof(dialog_header);
+
+	options = mg_get_valid_options();
+	for (i = 0; options[i].name != NULL; i++) {
+		style = WS_CHILD | WS_VISIBLE | WS_TABSTOP;
+		x = 10 + (WIDTH / 2) * (nelems % 2);
+		y = (nelems / 2 + 1) * HEIGHT + 5;
+		width = WIDTH / 2 - 20 - LABEL_WIDTH;
+		if (options[i].type == CONFIG_TYPE_NUMBER) {
+			style |= ES_NUMBER;
+			cl = 0x81;
+			style |= WS_BORDER | ES_AUTOHSCROLL;
+		} else if (options[i].type == CONFIG_TYPE_BOOLEAN) {
+			cl = 0x80;
+			style |= BS_AUTOCHECKBOX;
+		} else if ((options[i].type == CONFIG_TYPE_FILE)
+		           || (options[i].type == CONFIG_TYPE_DIRECTORY)) {
+			style |= WS_BORDER | ES_AUTOHSCROLL;
+			width -= 20;
+			cl = 0x81;
+			add_control(&p,
+			            dia,
+			            0x80,
+			            ID_CONTROLS + i + ID_FILE_BUTTONS_DELTA,
+			            WS_VISIBLE | WS_CHILD | BS_PUSHBUTTON,
+			            x + width + LABEL_WIDTH + 5,
+			            y,
+			            15,
+			            12,
+			            "...");
+		} else if (options[i].type == CONFIG_TYPE_STRING_MULTILINE) {
+			/* TODO: This is not really uer friendly */
+			cl = 0x81;
+			style |= WS_BORDER | ES_AUTOHSCROLL | ES_MULTILINE | ES_WANTRETURN
+			         | ES_AUTOVSCROLL;
+		} else {
+			cl = 0x81;
+			style |= WS_BORDER | ES_AUTOHSCROLL;
+		}
+		add_control(&p,
+		            dia,
+		            0x82,
+		            ID_STATIC,
+		            WS_VISIBLE | WS_CHILD,
+		            x,
+		            y,
+		            LABEL_WIDTH,
+		            HEIGHT,
+		            options[i].name);
+		add_control(&p,
+		            dia,
+		            cl,
+		            ID_CONTROLS + i,
+		            style,
+		            x + LABEL_WIDTH,
+		            y,
+		            width,
+		            12,
+		            "");
+		nelems++;
+
+		assert(((intptr_t)p - (intptr_t)mem) < (intptr_t)sizeof(mem));
+	}
+
+	y = (((nelems + 1) / 2 + 1) * HEIGHT + 5);
+	add_control(&p,
+	            dia,
+	            0x80,
+	            ID_GROUP,
+	            WS_CHILD | WS_VISIBLE | BS_GROUPBOX,
+	            5,
+	            5,
+	            WIDTH - 10,
+	            y,
+	            " Settings ");
+	y += 10;
+	add_control(&p,
+	            dia,
+	            0x80,
+	            ID_SAVE,
+	            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+	            WIDTH - 70,
+	            y,
+	            65,
+	            12,
+	            "Save Settings");
+	add_control(&p,
+	            dia,
+	            0x80,
+	            ID_RESET_DEFAULTS,
+	            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+	            WIDTH - 140,
+	            y,
+	            65,
+	            12,
+	            "Reset to defaults");
+	add_control(&p,
+	            dia,
+	            0x80,
+	            ID_RESET_FILE,
+	            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+	            WIDTH - 210,
+	            y,
+	            65,
+	            12,
+	            "Reload from file");
+	add_control(&p,
+	            dia,
+	            0x80,
+	            ID_RESET_ACTIVE,
+	            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+	            WIDTH - 280,
+	            y,
+	            65,
+	            12,
+	            "Reload active");
+	add_control(&p,
+	            dia,
+	            0x82,
+	            ID_STATIC,
+	            WS_CHILD | WS_VISIBLE | WS_DISABLED,
+	            5,
+	            y,
+	            100,
+	            12,
+	            g_server_base_name);
+
+	assert(((intptr_t)p - (intptr_t)mem) < (intptr_t)sizeof(mem));
+
+	dia->cy = ((nelems + 1) / 2 + 1) * HEIGHT + 30;
+
+	s_dlg_proc_param.fRetry = NULL;
+
+	DialogBoxIndirectParam(
+	    NULL, dia, NULL, SettingsDlgProc, (LPARAM)&s_dlg_proc_param);
+
+	s_dlg_proc_param.hWnd = NULL;
+	s_dlg_proc_param.guard = 0;
+
+#undef HEIGHT
+#undef WIDTH
+#undef LABEL_WIDTH
+}
+
+
+static void
+change_password_file()
+{
+#define HEIGHT (15)
+#define WIDTH (320)
+#define LABEL_WIDTH (90)
+
+	OPENFILENAME of;
+	char path[PATH_MAX] = PASSWORDS_FILE_NAME;
+	char strbuf[256], u[256], d[256];
+	HWND hDlg = NULL;
+	FILE *f;
+	short y, nelems;
+	unsigned char mem[4096], *p;
+	DLGTEMPLATE *dia = (DLGTEMPLATE *)mem;
+	const char *domain = mg_get_option(g_ctx, "authentication_domain");
+	static struct dlg_proc_param s_dlg_proc_param;
+
+	static struct {
+		DLGTEMPLATE dlg_template; /* 18 bytes */
+		WORD menu, dlg_class;
+		wchar_t caption[1];
+		WORD fontsiz;
+		wchar_t fontface[7];
+	} dialog_header = {{WS_CAPTION | WS_POPUP | WS_SYSMENU | WS_VISIBLE
+	                        | DS_SETFONT | WS_DLGFRAME,
+	                    WS_EX_TOOLWINDOW,
+	                    0,
+	                    200,
+	                    200,
+	                    WIDTH,
+	                    0},
+	                   0,
+	                   0,
+	                   L"",
+	                   8,
+	                   L"Tahoma"};
+
+	if (s_dlg_proc_param.guard == 0) {
+		memset(&s_dlg_proc_param, 0, sizeof(s_dlg_proc_param));
+		s_dlg_proc_param.guard = 1;
+	} else {
+		SetForegroundWindow(s_dlg_proc_param.hWnd);
+		return;
+	}
+
+	memset(&of, 0, sizeof(of));
+	of.lStructSize = sizeof(of);
+	of.hwndOwner = (HWND)hDlg;
+	of.lpstrFile = path;
+	of.nMaxFile = sizeof(path);
+	of.lpstrInitialDir = mg_get_option(g_ctx, "document_root");
+	of.Flags = OFN_CREATEPROMPT | OFN_NOCHANGEDIR | OFN_HIDEREADONLY;
+
+	if (IDOK != GetSaveFileName(&of)) {
+		s_dlg_proc_param.guard = 0;
+		return;
+	}
+
+	f = fopen(path, "a+");
+	if (f) {
+		fclose(f);
+	} else {
+		MessageBox(NULL, path, "Can not open file", MB_ICONERROR);
+		s_dlg_proc_param.guard = 0;
+		return;
+	}
+
+	do {
+		s_dlg_proc_param.hWnd = NULL;
+		(void)memset(mem, 0, sizeof(mem));
+		(void)memcpy(mem, &dialog_header, sizeof(dialog_header));
+		p = mem + sizeof(dialog_header);
+
+		f = fopen(path, "r+");
+		if (!f) {
+			MessageBox(NULL, path, "Can not open file", MB_ICONERROR);
+			s_dlg_proc_param.guard = 0;
+			return;
+		}
+
+		nelems = 0;
+		while (fgets(strbuf, sizeof(strbuf), f)) {
+			if (sscanf(strbuf, "%255[^:]:%255[^:]:%*s", u, d) != 2) {
+				continue;
+			}
+			u[255] = 0;
+			d[255] = 0;
+			y = (nelems + 1) * HEIGHT + 5;
+			add_control(&p,
+			            dia,
+			            0x80,
+			            ID_CONTROLS + nelems + ID_FILE_BUTTONS_DELTA * 3,
+			            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+			            10,
+			            y,
+			            65,
+			            12,
+			            "Modify password");
+			add_control(&p,
+			            dia,
+			            0x80,
+			            ID_CONTROLS + nelems + ID_FILE_BUTTONS_DELTA * 2,
+			            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+			            80,
+			            y,
+			            55,
+			            12,
+			            "Remove user");
+			add_control(&p,
+			            dia,
+			            0x81,
+			            ID_CONTROLS + nelems + ID_FILE_BUTTONS_DELTA,
+			            WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL
+			                | ES_READONLY,
+			            245,
+			            y,
+			            60,
+			            12,
+			            d);
+			add_control(&p,
+			            dia,
+			            0x81,
+			            ID_CONTROLS + nelems,
+			            WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL
+			                | ES_READONLY,
+			            140,
+			            y,
+			            100,
+			            12,
+			            u);
+
+			nelems++;
+			assert(((intptr_t)p - (intptr_t)mem) < (intptr_t)sizeof(mem));
+		}
+		fclose(f);
+
+		y = (nelems + 1) * HEIGHT + 10;
+		add_control(&p,
+		            dia,
+		            0x80,
+		            ID_ADD_USER,
+		            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+		            80,
+		            y,
+		            55,
+		            12,
+		            "Add user");
+		add_control(&p,
+		            dia,
+		            0x81,
+		            ID_ADD_USER_NAME,
+		            WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL
+		                | WS_TABSTOP,
+		            140,
+		            y,
+		            100,
+		            12,
+		            "");
+		add_control(&p,
+		            dia,
+		            0x81,
+		            ID_ADD_USER_REALM,
+		            WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL
+		                | WS_TABSTOP,
+		            245,
+		            y,
+		            60,
+		            12,
+		            domain);
+
+		y = (nelems + 2) * HEIGHT + 10;
+		add_control(&p,
+		            dia,
+		            0x80,
+		            ID_GROUP,
+		            WS_CHILD | WS_VISIBLE | BS_GROUPBOX,
+		            5,
+		            5,
+		            WIDTH - 10,
+		            y,
+		            " Users ");
+
+		y += HEIGHT;
+		add_control(&p,
+		            dia,
+		            0x82,
+		            ID_STATIC,
+		            WS_CHILD | WS_VISIBLE | WS_DISABLED,
+		            5,
+		            y,
+		            100,
+		            12,
+		            g_server_base_name);
+
+		assert(((intptr_t)p - (intptr_t)mem) < (intptr_t)sizeof(mem));
+
+		dia->cy = y + 20;
+
+		s_dlg_proc_param.name = path;
+		s_dlg_proc_param.fRetry = NULL;
+
+	} while ((IDOK == DialogBoxIndirectParam(NULL,
+	                                         dia,
+	                                         NULL,
+	                                         PasswordDlgProc,
+	                                         (LPARAM)&s_dlg_proc_param))
+	         && (!g_exit_flag));
+
+	s_dlg_proc_param.hWnd = NULL;
+	s_dlg_proc_param.guard = 0;
+
+#undef HEIGHT
+#undef WIDTH
+#undef LABEL_WIDTH
+}
+
+
+static BOOL
+sysinfo_reload(struct dlg_proc_param *prm)
+{
+	static char *buf = 0;
+	int cl, rl;
+
+	cl = mg_get_context_info(g_ctx, NULL, 0);
+	free(buf);
+	cl += 510;
+	buf = (char *)malloc(cl + 1);
+	rl = mg_get_context_info(g_ctx, buf, cl);
+	if ((rl > cl) || (rl <= 0)) {
+		if (g_ctx == NULL) {
+			prm->buffer = "Server not running";
+		} else if (rl <= 0) {
+			prm->buffer = "No server statistics available";
+		} else {
+			prm->buffer = "Please retry";
+		}
+	} else {
+		prm->buffer = buf;
+	}
+
+	return TRUE;
+}
+
+
+int
+show_system_info()
+{
+#define HEIGHT (15)
+#define WIDTH (320)
+#define LABEL_WIDTH (50)
+
+	unsigned char mem[4096], *p;
+	DLGTEMPLATE *dia = (DLGTEMPLATE *)mem;
+	int ok;
+	short y;
+	static struct dlg_proc_param s_dlg_proc_param;
+
+	static struct {
+		DLGTEMPLATE dlg_template; /* 18 bytes */
+		WORD menu, dlg_class;
+		wchar_t caption[1];
+		WORD fontsiz;
+		wchar_t fontface[7];
+	} dialog_header = {{WS_CAPTION | WS_POPUP | WS_SYSMENU | WS_VISIBLE
+	                        | DS_SETFONT | WS_DLGFRAME,
+	                    WS_EX_TOOLWINDOW,
+	                    0,
+	                    200,
+	                    200,
+	                    WIDTH,
+	                    0},
+	                   0,
+	                   0,
+	                   L"",
+	                   8,
+	                   L"Tahoma"};
+
+	/* Only allow one instance of this dialog to be open. */
+	if (s_dlg_proc_param.guard == 0) {
+		memset(&s_dlg_proc_param, 0, sizeof(s_dlg_proc_param));
+		s_dlg_proc_param.guard = 1;
+	} else {
+		SetForegroundWindow(s_dlg_proc_param.hWnd);
+		return 0;
+	}
+
+	/* Create the dialog */
+	(void)memset(mem, 0, sizeof(mem));
+	(void)memcpy(mem, &dialog_header, sizeof(dialog_header));
+	p = mem + sizeof(dialog_header);
+
+	y = HEIGHT;
+	add_control(&p,
+	            dia,
+	            0x82,
+	            ID_STATIC,
+	            WS_VISIBLE | WS_CHILD,
+	            10,
+	            y,
+	            LABEL_WIDTH,
+	            HEIGHT,
+	            "System Information:");
+	add_control(&p,
+	            dia,
+	            0x81,
+	            ID_CONTROLS + 1,
+	            WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL
+	                | ES_AUTOVSCROLL | ES_MULTILINE | ES_READONLY,
+	            15 + LABEL_WIDTH,
+	            y,
+	            WIDTH - LABEL_WIDTH - 25,
+	            HEIGHT * 7,
+	            g_system_info);
+
+	y += (WORD)(HEIGHT * 8);
+
+	add_control(&p,
+	            dia,
+	            0x80,
+	            IDRETRY,
+	            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+	            WIDTH - 10 - 55 - 10 - 55,
+	            y,
+	            55,
+	            12,
+	            "Reload");
+
+	add_control(&p,
+	            dia,
+	            0x80,
+	            IDOK,
+	            WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP,
+	            WIDTH - 10 - 55,
+	            y,
+	            55,
+	            12,
+	            "Close");
+
+	assert((intptr_t)p - (intptr_t)mem < (intptr_t)sizeof(mem));
+
+	dia->cy = y + (WORD)(HEIGHT * 1.5);
+
+	s_dlg_proc_param.name = "System information";
+	s_dlg_proc_param.fRetry = sysinfo_reload;
+	s_dlg_proc_param.idRetry = ID_CONTROLS + 1; /* Reload field with this ID */
+
+	ok =
+	    (IDOK == DialogBoxIndirectParam(
+	                 NULL, dia, NULL, InputDlgProc, (LPARAM)&s_dlg_proc_param));
+
+	s_dlg_proc_param.hWnd = NULL;
+	s_dlg_proc_param.guard = 0;
+
+	return ok;
+
+#undef HEIGHT
+#undef WIDTH
+#undef LABEL_WIDTH
+}
+
+
+static int
+manage_service(int action)
+{
+	const char *service_name = g_server_name;
+	SC_HANDLE hSCM = NULL, hService = NULL;
+	SERVICE_DESCRIPTION descr;
+	char path[PATH_MAX + 20] = ""; /* Path to executable plus magic argument */
+	int success = 1;
+
+	descr.lpDescription = (LPSTR)g_server_name;
+
+	if ((hSCM = OpenSCManager(NULL,
+	                          NULL,
+	                          action == ID_INSTALL_SERVICE ? GENERIC_WRITE
+	                                                       : GENERIC_READ))
+	    == NULL) {
+		success = 0;
+		show_error();
+	} else if (action == ID_INSTALL_SERVICE) {
+		path[sizeof(path) - 1] = 0;
+		GetModuleFileName(NULL, path, sizeof(path) - 1);
+		strncat(path, " ", sizeof(path) - 1);
+		strncat(path, service_magic_argument, sizeof(path) - 1);
+		hService = CreateService(hSCM,
+		                         service_name,
+		                         service_name,
+		                         SERVICE_ALL_ACCESS,
+		                         SERVICE_WIN32_OWN_PROCESS,
+		                         SERVICE_AUTO_START,
+		                         SERVICE_ERROR_NORMAL,
+		                         path,
+		                         NULL,
+		                         NULL,
+		                         NULL,
+		                         NULL,
+		                         NULL);
+		if (hService) {
+			ChangeServiceConfig2(hService, SERVICE_CONFIG_DESCRIPTION, &descr);
+		} else {
+			show_error();
+		}
+	} else if (action == ID_REMOVE_SERVICE) {
+		if ((hService = OpenService(hSCM, service_name, DELETE)) == NULL
+		    || !DeleteService(hService)) {
+			show_error();
+		}
+	} else if ((hService =
+	                OpenService(hSCM, service_name, SERVICE_QUERY_STATUS))
+	           == NULL) {
+		success = 0;
+	}
+
+	if (hService)
+		CloseServiceHandle(hService);
+	if (hSCM)
+		CloseServiceHandle(hSCM);
+
+	return success;
+}
+
+
+/* Window proc for taskbar icon */
+static LRESULT CALLBACK
+WindowProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
+{
+	static SERVICE_TABLE_ENTRY service_table[2];
+	int service_installed;
+	char buf[200], *service_argv[2];
+	POINT pt;
+	HMENU hMenu;
+	static UINT s_uTaskbarRestart; /* for taskbar creation */
+
+	service_argv[0] = __argv[0];
+	service_argv[1] = NULL;
+
+	memset(service_table, 0, sizeof(service_table));
+	service_table[0].lpServiceName = (LPSTR)g_server_name;
+	service_table[0].lpServiceProc = (LPSERVICE_MAIN_FUNCTION)ServiceMain;
+
+	switch (msg) {
+
+	case WM_CREATE:
+		if (__argv[1] != NULL && !strcmp(__argv[1], service_magic_argument)) {
+			start_civetweb(1, service_argv);
+			StartServiceCtrlDispatcher(service_table);
+			exit(EXIT_SUCCESS);
+		} else {
+			start_civetweb(__argc, __argv);
+			s_uTaskbarRestart = RegisterWindowMessage(TEXT("TaskbarCreated"));
+		}
+		break;
+
+	case WM_COMMAND:
+		switch (LOWORD(wParam)) {
+		case ID_QUIT:
+			stop_civetweb();
+			Shell_NotifyIcon(NIM_DELETE, &TrayIcon);
+			g_exit_flag = 1;
+			PostQuitMessage(0);
+			return 0;
+		case ID_SETTINGS:
+			show_settings_dialog();
+			break;
+		case ID_PASSWORD:
+			change_password_file();
+			break;
+		case ID_SYSINFO:
+			show_system_info();
+			break;
+		case ID_INSTALL_SERVICE:
+		case ID_REMOVE_SERVICE:
+			manage_service(LOWORD(wParam));
+			break;
+		case ID_CONNECT:
+			fprintf(stdout, "[%s]\n", get_url_to_first_open_port(g_ctx));
+			ShellExecute(NULL,
+			             "open",
+			             get_url_to_first_open_port(g_ctx),
+			             NULL,
+			             NULL,
+			             SW_SHOW);
+			break;
+		case ID_WEBSITE:
+			fprintf(stdout, "[%s]\n", g_website);
+			ShellExecute(NULL, "open", g_website, NULL, NULL, SW_SHOW);
+			break;
+		}
+		break;
+
+	case WM_USER:
+		switch (lParam) {
+		case WM_RBUTTONUP:
+		case WM_LBUTTONUP:
+		case WM_LBUTTONDBLCLK:
+			hMenu = CreatePopupMenu();
+			AppendMenu(hMenu,
+			           MF_STRING | MF_GRAYED,
+			           ID_SEPARATOR,
+			           g_server_name);
+			AppendMenu(hMenu, MF_SEPARATOR, ID_SEPARATOR, "");
+			service_installed = manage_service(0);
+			snprintf(buf,
+			         sizeof(buf) - 1,
+			         "NT service: %s installed",
+			         service_installed ? "" : "not");
+			buf[sizeof(buf) - 1] = 0;
+			AppendMenu(hMenu, MF_STRING | MF_GRAYED, ID_SEPARATOR, buf);
+			AppendMenu(hMenu,
+			           MF_STRING | (service_installed ? MF_GRAYED : 0),
+			           ID_INSTALL_SERVICE,
+			           "Install service");
+			AppendMenu(hMenu,
+			           MF_STRING | (!service_installed ? MF_GRAYED : 0),
+			           ID_REMOVE_SERVICE,
+			           "Deinstall service");
+			AppendMenu(hMenu, MF_SEPARATOR, ID_SEPARATOR, "");
+			AppendMenu(hMenu, MF_STRING, ID_CONNECT, "Start browser");
+			AppendMenu(hMenu, MF_STRING, ID_SETTINGS, "Edit settings");
+			AppendMenu(hMenu, MF_STRING, ID_PASSWORD, "Modify password file");
+			AppendMenu(hMenu, MF_STRING, ID_SYSINFO, "Show system info");
+			AppendMenu(hMenu, MF_STRING, ID_WEBSITE, "Visit website");
+			AppendMenu(hMenu, MF_SEPARATOR, ID_SEPARATOR, "");
+			AppendMenu(hMenu, MF_STRING, ID_QUIT, "Exit");
+			GetCursorPos(&pt);
+			SetForegroundWindow(hWnd);
+			TrackPopupMenu(hMenu, 0, pt.x, pt.y, 0, hWnd, NULL);
+			PostMessage(hWnd, WM_NULL, 0, 0);
+			DestroyMenu(hMenu);
+			break;
+		}
+		break;
+
+	case WM_CLOSE:
+		stop_civetweb();
+		Shell_NotifyIcon(NIM_DELETE, &TrayIcon);
+		g_exit_flag = 1;
+		PostQuitMessage(0);
+		return 0; /* We've just sent our own quit message, with proper hwnd. */
+
+	default:
+		if (msg == s_uTaskbarRestart)
+			Shell_NotifyIcon(NIM_ADD, &TrayIcon);
+	}
+
+	return DefWindowProc(hWnd, msg, wParam, lParam);
+}
+
+
+static int
+MakeConsole(void)
+{
+	DWORD err;
+	int ok = (GetConsoleWindow() != NULL);
+	if (!ok) {
+		if (!AttachConsole(ATTACH_PARENT_PROCESS)) {
+			FreeConsole();
+			if (!AllocConsole()) {
+				err = GetLastError();
+				if (err == ERROR_ACCESS_DENIED) {
+					MessageBox(NULL,
+					           "Insufficient rights to create a console window",
+					           "Error",
+					           MB_ICONERROR);
+				}
+			}
+			AttachConsole(GetCurrentProcessId());
+		}
+
+		ok = (GetConsoleWindow() != NULL);
+		if (ok) {
+			freopen("CONIN$", "r", stdin);
+			freopen("CONOUT$", "w", stdout);
+			freopen("CONOUT$", "w", stderr);
+		}
+	}
+
+	if (ok) {
+		SetConsoleTitle(g_server_name);
+	}
+
+	return ok;
+}
+
+
+int WINAPI
+WinMain(HINSTANCE hInst, HINSTANCE hPrev, LPSTR cmdline, int show)
+{
+	WNDCLASS cls;
+	HWND hWnd;
+	MSG msg;
+
+#if defined(DEBUG)
+	(void)MakeConsole();
+#endif
+
+	(void)hInst;
+	(void)hPrev;
+	(void)cmdline;
+	(void)show;
+
+	init_server_name((int)__argc, (const char **)__argv);
+	init_system_info();
+	memset(&cls, 0, sizeof(cls));
+	cls.lpfnWndProc = (WNDPROC)WindowProc;
+	cls.hIcon = LoadIcon(NULL, IDI_APPLICATION);
+	cls.lpszClassName = g_server_base_name;
+
+	RegisterClass(&cls);
+	hWnd = CreateWindow(cls.lpszClassName,
+	                    g_server_name,
+	                    WS_OVERLAPPEDWINDOW,
+	                    0,
+	                    0,
+	                    0,
+	                    0,
+	                    NULL,
+	                    NULL,
+	                    NULL,
+	                    NULL);
+	ShowWindow(hWnd, SW_HIDE);
+
+	if (g_icon_name) {
+		hIcon = (HICON)
+		    LoadImage(NULL, g_icon_name, IMAGE_ICON, 16, 16, LR_LOADFROMFILE);
+	} else {
+		hIcon = (HICON)LoadImage(GetModuleHandle(NULL),
+		                         MAKEINTRESOURCE(ID_ICON),
+		                         IMAGE_ICON,
+		                         16,
+		                         16,
+		                         0);
+	}
+
+	TrayIcon.cbSize = sizeof(TrayIcon);
+	TrayIcon.uID = ID_ICON;
+	TrayIcon.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
+	TrayIcon.hIcon = hIcon;
+	TrayIcon.hWnd = hWnd;
+	snprintf(TrayIcon.szTip, sizeof(TrayIcon.szTip), "%s", g_server_name);
+	TrayIcon.uCallbackMessage = WM_USER;
+	Shell_NotifyIcon(NIM_ADD, &TrayIcon);
+
+	while (GetMessage(&msg, hWnd, 0, 0) > 0) {
+		TranslateMessage(&msg);
+		DispatchMessage(&msg);
+	}
+
+	free_system_info();
+
+	/* Return the WM_QUIT value. */
+	return (int)msg.wParam;
+}
+
+
+int
+main(int argc, char *argv[])
+{
+	(void)argc;
+	(void)argv;
+
+	return WinMain(0, 0, 0, 0);
+}
+
+
+#elif defined(USE_COCOA)
+#import <Cocoa/Cocoa.h>
+
+@interface Civetweb : NSObject <NSApplicationDelegate>
+- (void)openBrowser;
+- (void)shutDown;
+@end
+
+@implementation Civetweb
+- (void)openBrowser
+{
+	[[NSWorkspace sharedWorkspace]
+	    openURL:[NSURL URLWithString:[NSString stringWithUTF8String:
+	                                               get_url_to_first_open_port(
+	                                                   g_ctx)]]];
+}
+- (void)editConfig
+{
+	create_config_file(g_ctx, g_config_file_name);
+	NSString *path = [NSString stringWithUTF8String:g_config_file_name];
+	if (![[NSWorkspace sharedWorkspace] openFile:path
+	                             withApplication:@"TextEdit"]) {
+		NSAlert *alert = [[[NSAlert alloc] init] autorelease];
+		[alert setAlertStyle:NSWarningAlertStyle];
+		[alert setMessageText:NSLocalizedString(@"Unable to open config file.",
+		                                        "")];
+		[alert setInformativeText:path];
+		(void)[alert runModal];
+	}
+}
+- (void)shutDown
+{
+	[NSApp terminate:nil];
+}
+@end
+
+int
+main(int argc, char *argv[])
+{
+	init_server_name(argc, (const char **)argv);
+	init_system_info();
+	start_civetweb(argc, argv);
+
+	[NSAutoreleasePool new];
+	[NSApplication sharedApplication];
+
+	/* Add delegate to process menu item actions */
+	Civetweb *myDelegate = [[Civetweb alloc] autorelease];
+	[NSApp setDelegate:myDelegate];
+
+	/* Run this app as agent */
+	ProcessSerialNumber psn = {0, kCurrentProcess};
+	TransformProcessType(&psn, kProcessTransformToBackgroundApplication);
+	SetFrontProcess(&psn);
+
+	/* Add status bar menu */
+	id menu = [[NSMenu new] autorelease];
+
+	/* Add version menu item */
+	[menu
+	    addItem:
+	        [[[NSMenuItem alloc]
+	            /*initWithTitle:[NSString stringWithFormat:@"%s", server_name]*/
+	            initWithTitle:[NSString stringWithUTF8String:g_server_name]
+	                   action:@selector(noexist)
+	            keyEquivalent:@""] autorelease]];
+
+	/* Add configuration menu item */
+	[menu addItem:[[[NSMenuItem alloc] initWithTitle:@"Edit configuration"
+	                                          action:@selector(editConfig)
+	                                   keyEquivalent:@""] autorelease]];
+
+	/* Add connect menu item */
+	[menu
+	    addItem:[[[NSMenuItem alloc] initWithTitle:@"Open web root in a browser"
+	                                        action:@selector(openBrowser)
+	                                 keyEquivalent:@""] autorelease]];
+
+	/* Separator */
+	[menu addItem:[NSMenuItem separatorItem]];
+
+	/* Add quit menu item */
+	[menu addItem:[[[NSMenuItem alloc] initWithTitle:@"Quit"
+	                                          action:@selector(shutDown)
+	                                   keyEquivalent:@"q"] autorelease]];
+
+	/* Attach menu to the status bar */
+	id item = [[[NSStatusBar systemStatusBar]
+	    statusItemWithLength:NSVariableStatusItemLength] retain];
+	[item setHighlightMode:YES];
+	[item setImage:[NSImage imageNamed:@"civetweb_22x22.png"]];
+	[item setMenu:menu];
+
+	/* Run the app */
+	[NSApp activateIgnoringOtherApps:YES];
+	[NSApp run];
+
+	stop_civetweb();
+	free_system_info();
+
+	return EXIT_SUCCESS;
+}
+
+#else
+
+int
+main(int argc, char *argv[])
+{
+	init_server_name(argc, (const char **)argv);
+	init_system_info();
+	start_civetweb(argc, argv);
+	fprintf(stdout,
+	        "%s started on port(s) %s with web root [%s]\n",
+	        g_server_name,
+	        mg_get_option(g_ctx, "listening_ports"),
+	        mg_get_option(g_ctx, "document_root"));
+
+	while (g_exit_flag == 0) {
+		sleep(1);
+	}
+
+	fprintf(stdout,
+	        "Exiting on signal %d, waiting for all threads to finish...",
+	        g_exit_flag);
+	fflush(stdout);
+	stop_civetweb();
+	fprintf(stdout, "%s", " done.\n");
+
+	free_system_info();
+
+	return EXIT_SUCCESS;
+}
+#endif /* _WIN32 */