commit a9adbf77b996fb7fda34b25f513f81d23544f27c
parent 76caa2901b4b39c300079a2da8b67cd761445790
Author: Evgeny Grin (Karlson2k) <k2k@narod.ru>
Date: Sun, 30 Jan 2022 20:01:40 +0300
Added new test for concurrent digest authorisation
Testcase for the situation reported in mailing list:
https://lists.gnu.org/archive/html/libmicrohttpd/2022-01/msg00000.html
Diffstat:
2 files changed, 643 insertions(+), 1 deletion(-)
diff --git a/src/testcurl/Makefile.am b/src/testcurl/Makefile.am
@@ -75,7 +75,8 @@ if ENABLE_DAUTH
THREAD_ONLY_TESTS += \
test_digestauth \
test_digestauth_sha256 \
- test_digestauth_with_arguments
+ test_digestauth_with_arguments \
+ test_digestauth_concurrent
endif
if HEAVY_TESTS
@@ -237,6 +238,13 @@ test_digestauth_with_arguments_SOURCES = \
test_digestauth_with_arguments_LDADD = \
@LIBGCRYPT_LIBS@ $(LDADD)
+test_digestauth_concurrent_SOURCES = \
+ test_digestauth_concurrent.c
+test_digestauth_concurrent_CFLAGS = \
+ $(PTHREAD_CFLAGS) $(AM_CFLAGS)
+test_digestauth_concurrent_LDADD = \
+ @LIBGCRYPT_LIBS@ $(LDADD) $(PTHREAD_LIBS) $(LDADD)
+
test_get_iovec_SOURCES = \
test_get_iovec.c mhd_has_in_name.h
diff --git a/src/testcurl/test_digestauth_concurrent.c b/src/testcurl/test_digestauth_concurrent.c
@@ -0,0 +1,634 @@
+/*
+ This file is part of libmicrohttpd
+ Copyright (C) 2010 Christian Grothoff
+ Copyright (C) 2016-2022 Evgeny Grin (Karlson2k)
+
+ libmicrohttpd is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation; either version 2, or (at your
+ option) any later version.
+
+ libmicrohttpd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with libmicrohttpd; see the file COPYING. If not, write to the
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+/**
+ * @file test_digestauth_concurrent.c
+ * @brief Testcase for libmicrohttpd concurrent Digest Authorisation
+ * @author Amr Ali
+ * @author Karlson2k (Evgeny Grin)
+ */
+
+#include "MHD_config.h"
+#include "platform.h"
+#include <curl/curl.h>
+#include <microhttpd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#ifdef MHD_HTTPS_REQUIRE_GRYPT
+#ifdef HAVE_GCRYPT_H
+#include <gcrypt.h>
+#endif
+#endif /* MHD_HTTPS_REQUIRE_GRYPT */
+
+#ifndef WINDOWS
+#include <sys/socket.h>
+#include <unistd.h>
+#else
+#include <wincrypt.h>
+#endif
+
+#include <pthread.h>
+
+#include "mhd_has_param.h"
+
+#ifndef CURL_VERSION_BITS
+#define CURL_VERSION_BITS(x,y,z) ((x)<<16|(y)<<8|(z))
+#endif /* ! CURL_VERSION_BITS */
+#ifndef CURL_AT_LEAST_VERSION
+#define CURL_AT_LEAST_VERSION(x,y,z) \
+ (LIBCURL_VERSION_NUM >= CURL_VERSION_BITS(x, y, z))
+#endif /* ! CURL_AT_LEAST_VERSION */
+
+#ifndef _MHD_INSTRMACRO
+/* Quoted macro parameter */
+#define _MHD_INSTRMACRO(a) #a
+#endif /* ! _MHD_INSTRMACRO */
+#ifndef _MHD_STRMACRO
+/* Quoted expanded macro parameter */
+#define _MHD_STRMACRO(a) _MHD_INSTRMACRO (a)
+#endif /* ! _MHD_STRMACRO */
+
+#if defined(HAVE___FUNC__)
+#define externalErrorExit(ignore) \
+ _externalErrorExit_func(NULL, __func__, __LINE__)
+#define externalErrorExitDesc(errDesc) \
+ _externalErrorExit_func(errDesc, __func__, __LINE__)
+#define libcurlErrorExit(ignore) \
+ _libcurlErrorExit_func(NULL, __func__, __LINE__)
+#define libcurlErrorExitDesc(errDesc) \
+ _libcurlErrorExit_func(errDesc, __func__, __LINE__)
+#define mhdErrorExit(ignore) \
+ _mhdErrorExit_func(NULL, __func__, __LINE__)
+#define mhdErrorExitDesc(errDesc) \
+ _mhdErrorExit_func(errDesc, __func__, __LINE__)
+#define checkCURLE_OK(libcurlcall) \
+ _checkCURLE_OK_func((libcurlcall), _MHD_STRMACRO(libcurlcall), \
+ __func__, __LINE__)
+#elif defined(HAVE___FUNCTION__)
+#define externalErrorExit(ignore) \
+ _externalErrorExit_func(NULL, __FUNCTION__, __LINE__)
+#define externalErrorExitDesc(errDesc) \
+ _externalErrorExit_func(errDesc, __FUNCTION__, __LINE__)
+#define libcurlErrorExit(ignore) \
+ _libcurlErrorExit_func(NULL, __FUNCTION__, __LINE__)
+#define libcurlErrorExitDesc(errDesc) \
+ _libcurlErrorExit_func(errDesc, __FUNCTION__, __LINE__)
+#define mhdErrorExit(ignore) \
+ _mhdErrorExit_func(NULL, __FUNCTION__, __LINE__)
+#define mhdErrorExitDesc(errDesc) \
+ _mhdErrorExit_func(errDesc, __FUNCTION__, __LINE__)
+#define checkCURLE_OK(libcurlcall) \
+ _checkCURLE_OK_func((libcurlcall), _MHD_STRMACRO(libcurlcall), \
+ __FUNCTION__, __LINE__)
+#else
+#define externalErrorExit(ignore) _externalErrorExit_func(NULL, NULL, __LINE__)
+#define externalErrorExitDesc(errDesc) \
+ _externalErrorExit_func(errDesc, NULL, __LINE__)
+#define libcurlErrorExit(ignore) _libcurlErrorExit_func(NULL, NULL, __LINE__)
+#define libcurlErrorExitDesc(errDesc) \
+ _libcurlErrorExit_func(errDesc, NULL, __LINE__)
+#define mhdErrorExit(ignore) _mhdErrorExit_func(NULL, NULL, __LINE__)
+#define mhdErrorExitDesc(errDesc) _mhdErrorExit_func(errDesc, NULL, __LINE__)
+#define checkCURLE_OK(libcurlcall) \
+ _checkCURLE_OK_func((libcurlcall), _MHD_STRMACRO(libcurlcall), NULL, __LINE__)
+#endif
+
+
+_MHD_NORETURN static void
+_externalErrorExit_func (const char *errDesc, const char *funcName, int lineNum)
+{
+ fflush (stdout);
+ if ((NULL != errDesc) && (0 != errDesc[0]))
+ fprintf (stderr, "%s", errDesc);
+ else
+ fprintf (stderr, "System or external library call failed");
+ if ((NULL != funcName) && (0 != funcName[0]))
+ fprintf (stderr, " in %s", funcName);
+ if (0 < lineNum)
+ fprintf (stderr, " at line %d", lineNum);
+
+ fprintf (stderr, ".\nLast errno value: %d (%s)\n", (int) errno,
+ strerror (errno));
+#ifdef MHD_WINSOCK_SOCKETS
+ fprintf (stderr, "WSAGetLastError() value: %d\n", (int) WSAGetLastError ());
+#endif /* MHD_WINSOCK_SOCKETS */
+ fflush (stderr);
+ exit (99);
+}
+
+
+static char libcurl_errbuf[CURL_ERROR_SIZE] = "";
+
+_MHD_NORETURN static void
+_libcurlErrorExit_func (const char *errDesc, const char *funcName, int lineNum)
+{
+ fflush (stdout);
+ if ((NULL != errDesc) && (0 != errDesc[0]))
+ fprintf (stderr, "%s", errDesc);
+ else
+ fprintf (stderr, "CURL library call failed");
+ if ((NULL != funcName) && (0 != funcName[0]))
+ fprintf (stderr, " in %s", funcName);
+ if (0 < lineNum)
+ fprintf (stderr, " at line %d", lineNum);
+
+ fprintf (stderr, ".\nLast errno value: %d (%s)\n", (int) errno,
+ strerror (errno));
+#ifdef MHD_WINSOCK_SOCKETS
+ fprintf (stderr, "WSAGetLastError() value: %d\n", (int) WSAGetLastError ());
+#endif /* MHD_WINSOCK_SOCKETS */
+ if (0 != libcurl_errbuf[0])
+ fprintf (stderr, "Last libcurl error description: %s\n", libcurl_errbuf);
+
+ fflush (stderr);
+ exit (99);
+}
+
+
+_MHD_NORETURN static void
+_mhdErrorExit_func (const char *errDesc, const char *funcName, int lineNum)
+{
+ fflush (stdout);
+ if ((NULL != errDesc) && (0 != errDesc[0]))
+ fprintf (stderr, "%s", errDesc);
+ else
+ fprintf (stderr, "MHD unexpected error");
+ if ((NULL != funcName) && (0 != funcName[0]))
+ fprintf (stderr, " in %s", funcName);
+ if (0 < lineNum)
+ fprintf (stderr, " at line %d", lineNum);
+
+ fprintf (stderr, ".\nLast errno value: %d (%s)\n", (int) errno,
+ strerror (errno));
+#ifdef MHD_WINSOCK_SOCKETS
+ fprintf (stderr, "WSAGetLastError() value: %d\n", (int) WSAGetLastError ());
+#endif /* MHD_WINSOCK_SOCKETS */
+
+ fflush (stderr);
+ exit (8);
+}
+
+
+static void
+_checkCURLE_OK_func (CURLcode code, const char *curlFunc,
+ const char *funcName, int lineNum)
+{
+ if (CURLE_OK == code)
+ return;
+
+ fflush (stdout);
+ if ((NULL != curlFunc) && (0 != curlFunc[0]))
+ fprintf (stderr, "'%s' resulted in '%s'", curlFunc,
+ curl_easy_strerror (code));
+ else
+ fprintf (stderr, "libcurl function call resulted in '%s'",
+ curl_easy_strerror (code));
+ if ((NULL != funcName) && (0 != funcName[0]))
+ fprintf (stderr, " in %s", funcName);
+ if (0 < lineNum)
+ fprintf (stderr, " at line %d", lineNum);
+
+ fprintf (stderr, ".\nLast errno value: %d (%s)\n", (int) errno,
+ strerror (errno));
+ if (0 != libcurl_errbuf[0])
+ fprintf (stderr, "Last libcurl error description: %s\n", libcurl_errbuf);
+
+ fflush (stderr);
+ exit (9);
+}
+
+
+/* Could be increased to facilitate debugging */
+#define TIMEOUTS_VAL 5
+
+#define MHD_URI_BASE_PATH "/bar%20foo%3Fkey%3Dvalue"
+
+#define PAGE \
+ "<html><head><title>libmicrohttpd demo</title></head><body>Access granted</body></html>"
+
+#define DENIED \
+ "<html><head><title>libmicrohttpd demo</title></head><body>Access denied</body></html>"
+
+#define MY_OPAQUE "11733b200778ce33060f31c9af70a870ba96ddd4"
+
+struct CBC
+{
+ char *buf;
+ size_t pos;
+ size_t size;
+};
+
+static int verbose;
+
+static size_t
+copyBuffer (void *ptr,
+ size_t size,
+ size_t nmemb,
+ void *ctx)
+{
+ struct CBC *cbc = ctx;
+
+ if (cbc->pos + size * nmemb > cbc->size)
+ mhdErrorExitDesc ("Wrong too large data"); /* overflow */
+ memcpy (&cbc->buf[cbc->pos], ptr, size * nmemb);
+ cbc->pos += size * nmemb;
+ return size * nmemb;
+}
+
+
+static enum MHD_Result
+ahc_echo (void *cls,
+ struct MHD_Connection *connection,
+ const char *url,
+ const char *method,
+ const char *version,
+ const char *upload_data,
+ size_t *upload_data_size,
+ void **req_cls)
+{
+ struct MHD_Response *response;
+ char *username;
+ const char *password = "testpass";
+ const char *realm = "test@example.com";
+ enum MHD_Result ret;
+ int ret_i;
+ static int already_called_marker;
+ (void) cls; (void) url; /* Unused. Silent compiler warning. */
+ (void) method; (void) version; (void) upload_data; /* Unused. Silent compiler warning. */
+ (void) upload_data_size; (void) req_cls; /* Unused. Silent compiler warning. */
+
+ if (&already_called_marker != *req_cls)
+ { /* Called for the first time, request not fully read yet */
+ *req_cls = &already_called_marker;
+ /* Wait for complete request */
+ return MHD_YES;
+ }
+
+ username = MHD_digest_auth_get_username (connection);
+ if ( (username == NULL) ||
+ (0 != strcmp (username, "testuser")) )
+ {
+ response = MHD_create_response_from_buffer (strlen (DENIED),
+ DENIED,
+ MHD_RESPMEM_PERSISTENT);
+ if (NULL == response)
+ mhdErrorExitDesc ("MHD_create_response_from_buffer failed");
+ ret = MHD_queue_auth_fail_response2 (connection,
+ realm,
+ MY_OPAQUE,
+ response,
+ MHD_NO,
+ MHD_DIGEST_ALG_MD5);
+ if (MHD_YES != ret)
+ mhdErrorExitDesc ("MHD_queue_auth_fail_response2 failed");
+ MHD_destroy_response (response);
+ return ret;
+ }
+ ret_i = MHD_digest_auth_check2 (connection,
+ realm,
+ username,
+ password,
+ 300,
+ MHD_DIGEST_ALG_MD5);
+ MHD_free (username);
+ if ( (ret_i == MHD_INVALID_NONCE) ||
+ (ret_i == MHD_NO) )
+ {
+ response = MHD_create_response_from_buffer (strlen (DENIED),
+ DENIED,
+ MHD_RESPMEM_PERSISTENT);
+ if (NULL == response)
+ mhdErrorExitDesc ("MHD_create_response_from_buffer() failed");
+ ret = MHD_queue_auth_fail_response2 (connection,
+ realm,
+ MY_OPAQUE,
+ response,
+ (MHD_INVALID_NONCE == ret_i) ?
+ MHD_YES : MHD_NO,
+ MHD_DIGEST_ALG_MD5);
+ if (MHD_YES != ret)
+ mhdErrorExitDesc ("MHD_queue_auth_fail_response2() failed");
+ MHD_destroy_response (response);
+ return ret;
+ }
+ response = MHD_create_response_from_buffer (strlen (PAGE),
+ PAGE,
+ MHD_RESPMEM_PERSISTENT);
+ if (NULL == response)
+ mhdErrorExitDesc ("MHD_create_response_from_buffer() failed");
+ ret = MHD_queue_response (connection,
+ MHD_HTTP_OK,
+ response);
+ if (MHD_YES != ret)
+ mhdErrorExitDesc ("MHD_queue_auth_fail_response2() failed");
+ MHD_destroy_response (response);
+ return ret;
+}
+
+
+static CURL *
+setupCURL (void *cbc, int port)
+{
+ CURL *c;
+ char url[512];
+
+ if (1)
+ {
+ int res;
+ /* A workaround for some old libcurl versions, which ignore the specified
+ * port by CURLOPT_PORT when digest authorisation is used. */
+ res = snprintf (url, (sizeof(url) / sizeof(url[0])),
+ "http://127.0.0.1:%d%s", port, MHD_URI_BASE_PATH);
+ if ((0 >= res) || ((sizeof(url) / sizeof(url[0])) <= (size_t) res))
+ externalErrorExitDesc ("Cannot form request URL");
+ }
+
+ c = curl_easy_init ();
+ if (NULL == c)
+ libcurlErrorExitDesc ("curl_easy_init() failed");
+
+ if ((CURLE_OK != curl_easy_setopt (c, CURLOPT_NOSIGNAL, 1L)) ||
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_ERRORBUFFER,
+ libcurl_errbuf)) ||
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_WRITEFUNCTION,
+ ©Buffer)) ||
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_WRITEDATA, cbc)) ||
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_CONNECTTIMEOUT,
+ ((long) TIMEOUTS_VAL))) ||
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_TIMEOUT,
+ ((long) TIMEOUTS_VAL))) ||
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_HTTP_VERSION,
+ CURL_HTTP_VERSION_1_1)) ||
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_FAILONERROR, 1L)) ||
+#if CURL_AT_LEAST_VERSION (7, 19, 4)
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_PROTOCOLS, CURLPROTO_HTTP)) ||
+#endif /* CURL_AT_LEAST_VERSION (7, 19, 4) */
+#if CURL_AT_LEAST_VERSION (7, 45, 0)
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_DEFAULT_PROTOCOL, "http")) ||
+#endif /* CURL_AT_LEAST_VERSION (7, 45, 0) */
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_PORT, ((long) port))) ||
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_URL, url)))
+ libcurlErrorExitDesc ("curl_easy_setopt() failed");
+ if ((CURLE_OK != curl_easy_setopt (c, CURLOPT_HTTPAUTH, CURLAUTH_DIGEST)) ||
+ (CURLE_OK != curl_easy_setopt (c, CURLOPT_USERPWD,
+ "testuser:testpass")))
+ libcurlErrorExitDesc ("curl_easy_setopt() authorization options failed");
+ return c;
+}
+
+
+static void
+getRnd (void *buf, size_t size)
+{
+#ifndef WINDOWS
+ int fd;
+ size_t off = 0;
+
+ fd = open ("/dev/urandom",
+ O_RDONLY);
+ if (-1 == fd)
+ externalErrorExitDesc ("Failed to open '/dev/urandom'");
+
+ do
+ {
+ ssize_t res;
+ res = read (fd, ((uint8_t *) buf) + off, size - off);
+ if (0 > res)
+ externalErrorExitDesc ("Failed to read '/dev/urandom'");
+ off += (size_t) len;
+ } while (off < size);
+ (void) close (fd);
+#else
+ HCRYPTPROV cc;
+ BOOL b;
+
+ b = CryptAcquireContext (&cc,
+ NULL,
+ NULL,
+ PROV_RSA_FULL,
+ CRYPT_VERIFYCONTEXT | CRYPT_SILENT);
+ if (b == 0)
+ externalErrorExitDesc ("CryptAcquireContext() failed");
+ b = CryptGenRandom (cc, (DWORD) size, (BYTE *) buf);
+ if (b == 0)
+ externalErrorExitDesc ("CryptGenRandom() failed");
+ CryptReleaseContext (cc, 0);
+#endif /* ! WINDOWS */
+}
+
+
+struct curlWokerInfo
+{
+ int workerNumber;
+ struct CBC cbc;
+ pthread_t pid;
+ /**
+ * The libcurl handle to run in thread
+ */
+ CURL *c;
+ /**
+ * Non-zero if worker is finished
+ */
+ volatile int finished;
+ /**
+ * Non-zero if worker result is success
+ */
+ volatile int success;
+};
+
+
+static void *
+worker_func (void *param)
+{
+ struct curlWokerInfo *const w = (struct curlWokerInfo *) param;
+ CURLcode req_result;
+ if (NULL == w)
+ externalErrorExit ();
+
+ req_result = curl_easy_perform (w->c);
+ if (CURLE_OK != req_result)
+ {
+ fprintf (stderr, "Worker %d: first request failed. ", w->workerNumber);
+ checkCURLE_OK (req_result);
+ }
+ if (w->cbc.pos != strlen (PAGE))
+ {
+ fprintf (stderr, "Worker %d: Got %u bytes ('%.*s'), expected %u bytes. ",
+ w->workerNumber,
+ (unsigned) w->cbc.pos, (int) w->cbc.pos, w->cbc.buf,
+ (unsigned) strlen (MHD_URI_BASE_PATH));
+ mhdErrorExitDesc ("Wrong returned data length");
+ }
+ if (0 != strncmp (PAGE, w->cbc.buf, strlen (PAGE)))
+ {
+ fprintf (stderr, "Worker %d: Got invalid response '%.*s'. ",
+ w->workerNumber,
+ (int) w->cbc.pos, w->cbc.buf);
+ mhdErrorExitDesc ("Wrong returned data");
+ }
+ if (verbose)
+ printf ("Worker %d: first request successful.\n", w->workerNumber);
+
+ /* Second request */
+ w->cbc.pos = 0;
+ req_result = curl_easy_perform (w->c);
+ if (CURLE_OK != req_result)
+ {
+ fprintf (stderr, "Worker %d: second request failed. ", w->workerNumber);
+ checkCURLE_OK (req_result);
+ }
+ if (w->cbc.pos != strlen (PAGE))
+ {
+ fprintf (stderr, "Worker %d: Got %u bytes ('%.*s'), expected %u bytes. ",
+ w->workerNumber,
+ (unsigned) w->cbc.pos, (int) w->cbc.pos, w->cbc.buf,
+ (unsigned) strlen (MHD_URI_BASE_PATH));
+ mhdErrorExitDesc ("Wrong returned data length");
+ }
+ if (0 != strncmp (PAGE, w->cbc.buf, strlen (PAGE)))
+ {
+ fprintf (stderr, "Worker %d: Got invalid response '%.*s'. ",
+ w->workerNumber,
+ (int) w->cbc.pos, w->cbc.buf);
+ mhdErrorExitDesc ("Wrong returned data");
+ }
+ if (verbose)
+ printf ("Worker %d: second request successful.\n", w->workerNumber);
+
+ w->success = ! 0;
+ w->finished = ! 0;
+ return NULL;
+}
+
+
+#define CLIENT_BUF_SIZE 2048
+
+static int
+testDigestAuth (void)
+{
+ struct MHD_Daemon *d;
+ char rnd[8];
+ int port;
+ size_t i;
+ /* Run three workers in parallel so at least two workers would start within
+ * the same monotonic clock second.*/
+ struct curlWokerInfo workers[3];
+ int ret;
+
+ if (MHD_NO != MHD_is_feature_supported (MHD_FEATURE_AUTODETECT_BIND_PORT))
+ port = 0;
+ else
+ port = 1165;
+
+ getRnd (rnd, sizeof(rnd));
+
+ d = MHD_start_daemon (MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG,
+ port, NULL, NULL,
+ &ahc_echo, PAGE,
+ MHD_OPTION_DIGEST_AUTH_RANDOM, sizeof (rnd), rnd,
+ MHD_OPTION_NONCE_NC_SIZE, 300,
+ MHD_OPTION_THREAD_POOL_SIZE,
+ (unsigned int) (sizeof(workers) / sizeof(workers[0])),
+ MHD_OPTION_END);
+ if (d == NULL)
+ return 1;
+ if (0 == port)
+ {
+ const union MHD_DaemonInfo *dinfo;
+
+ dinfo = MHD_get_daemon_info (d,
+ MHD_DAEMON_INFO_BIND_PORT);
+ if ( (NULL == dinfo) ||
+ (0 == dinfo->port) )
+ mhdErrorExitDesc ("MHD_get_daemon_info() failed");
+ port = (int) dinfo->port;
+ }
+
+ /* Initialise all workers */
+ for (i = 0; i < sizeof(workers) / sizeof(workers[0]); i++)
+ {
+ struct curlWokerInfo *const w = workers + i;
+ w->workerNumber = (int) i + 1; /* Use 1-based numbering */
+ w->cbc.buf = malloc (CLIENT_BUF_SIZE);
+ if (NULL == w->cbc.buf)
+ externalErrorExitDesc ("malloc() failed");
+ w->cbc.size = CLIENT_BUF_SIZE;
+ w->cbc.pos = 0;
+ w->c = setupCURL (&w->cbc, port);
+ w->finished = 0;
+ w->success = 0;
+ }
+
+ /* Fire already initialised workers */
+ for (i = 0; i < sizeof(workers) / sizeof(workers[0]); i++)
+ {
+ struct curlWokerInfo *const w = workers + i;
+ if (0 != pthread_create (&w->pid, NULL, &worker_func, w))
+ externalErrorExitDesc ("pthread_create() failed");
+ }
+
+ /* Collect results, cleanup workers */
+ ret = 0;
+ for (i = 0; i < sizeof(workers) / sizeof(workers[0]); i++)
+ {
+ struct curlWokerInfo *const w = workers + i;
+ if (0 != pthread_join (w->pid, NULL))
+ externalErrorExitDesc ("pthread_join() failed");
+ curl_easy_cleanup (w->c);
+ free (w->cbc.buf);
+ if (! w->finished)
+ externalErrorExitDesc ("The worker thread did't signal 'finished' state");
+ ret += ! w->success;
+ }
+
+ MHD_stop_daemon (d);
+ return ret;
+}
+
+
+int
+main (int argc, char *const *argv)
+{
+ unsigned int errorCount = 0;
+ (void) argc; (void) argv; /* Unused. Silent compiler warning. */
+
+ verbose = ! (has_param (argc, argv, "-q") ||
+ has_param (argc, argv, "--quiet") ||
+ has_param (argc, argv, "-s") ||
+ has_param (argc, argv, "--silent"));
+
+ #ifdef MHD_HTTPS_REQUIRE_GRYPT
+#ifdef HAVE_GCRYPT_H
+ gcry_control (GCRYCTL_ENABLE_QUICK_RANDOM, 0);
+#ifdef GCRYCTL_INITIALIZATION_FINISHED
+ gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0);
+#endif
+#endif
+#endif /* MHD_HTTPS_REQUIRE_GRYPT */
+ if (0 != curl_global_init (CURL_GLOBAL_WIN32))
+ return 2;
+ errorCount += testDigestAuth ();
+ if (errorCount != 0)
+ fprintf (stderr, "Error (code: %u)\n", errorCount);
+ curl_global_cleanup ();
+ return (0 == errorCount) ? 0 : 1; /* 0 == pass */
+}
