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[GNUnet-SVN] r16238 - gnunet/src/transport
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From: |
gnunet |
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Subject: |
[GNUnet-SVN] r16238 - gnunet/src/transport |
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Date: |
Wed, 27 Jul 2011 09:55:42 +0200 |
Author: grothoff
Date: 2011-07-27 09:55:41 +0200 (Wed, 27 Jul 2011)
New Revision: 16238
Modified:
gnunet/src/transport/test_plugin_transport_wlan_dummy.c
Log:
unix
Modified: gnunet/src/transport/test_plugin_transport_wlan_dummy.c
===================================================================
--- gnunet/src/transport/test_plugin_transport_wlan_dummy.c 2011-07-27
07:52:28 UTC (rev 16237)
+++ gnunet/src/transport/test_plugin_transport_wlan_dummy.c 2011-07-27
07:55:41 UTC (rev 16238)
@@ -1,465 +1,465 @@
-/*
- This file is part of GNUnet.
+/*
+ This file is part of GNUnet.
(C) 2010 Christian Grothoff (and other contributing authors)
-
- GNUnet 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 3, or (at your
+
+ GNUnet 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 3, or (at your
option) any later version.
-
- GNUnet 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
+
+ GNUnet 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 GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
- */
-/**
- * @file transport/test_transport_wlan_dummy.c
- * @brief helper for the testcases for plugin_transport_wlan.c
- * @author David Brodski
- */
-
-#include <sys/socket.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <sys/time.h>
-#include <sys/stat.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <errno.h>
-#include <resolv.h>
-#include <string.h>
-#include <utime.h>
-#include <unistd.h>
-#include <getopt.h>
-
-#include "platform.h"
-#include "gnunet_constants.h"
-#include "gnunet_os_lib.h"
-#include "gnunet_transport_plugin.h"
-#include "transport.h"
-#include "gnunet_util_lib.h"
-#include "plugin_transport_wlan.h"
-#include "gnunet_common.h"
-#include "gnunet-transport-wlan-helper.h"
-#include "gnunet_crypto_lib.h"
-#include "wlan/loopback_helper.h"
-#include "wlan/helper_common.h"
-
-int first;
-
-static void
-sigfunc(int sig)
-{
- closeprog = 1;
- unlink(FIFO_FILE1);
- unlink(FIFO_FILE2);
-}
-
-static void
-stdin_send(void *cls, void *client, const struct GNUNET_MessageHeader *hdr)
-{
- struct sendbuf *write_pout = cls;
- int sendsize;
- struct GNUNET_MessageHeader newheader;
- unsigned char * from_data;
- unsigned char * to_data;
- //unsigned char * from_radiotap;
- unsigned char * to_radiotap;
- //unsigned char * from_start;
- unsigned char * to_start;
-
- sendsize = ntohs(hdr->size) - sizeof(struct Radiotap_Send)
- + sizeof(struct Radiotap_rx);
-
- if (GNUNET_MESSAGE_TYPE_WLAN_HELPER_DATA != ntohs(hdr->type))
- {
- fprintf(stderr, "Function stdin_send: wrong packet type\n");
- exit(1);
- }
- if ((sendsize + write_pout->size) > MAXLINE * 2)
- {
- fprintf(stderr, "Function stdin_send: Packet too big for buffer\n");
- exit(1);
- }
-
- newheader.size = htons(sendsize);
- newheader.type = htons(GNUNET_MESSAGE_TYPE_WLAN_HELPER_DATA);
-
- to_start = write_pout->buf + write_pout->size;
- to_radiotap = to_start + sizeof(struct GNUNET_MessageHeader);
- to_data = to_radiotap + sizeof(struct Radiotap_rx);
-
- from_data = ((unsigned char *) hdr) + sizeof(struct Radiotap_Send)
- + sizeof(struct GNUNET_MessageHeader);
-
- memcpy(to_start, &newheader, sizeof(struct GNUNET_MessageHeader));
- write_pout->size += sizeof(struct GNUNET_MessageHeader);
-
- write_pout->size += sizeof(struct Radiotap_rx);
-
- memcpy(to_data, from_data, ntohs(hdr->size) - sizeof(struct Radiotap_Send)
- - sizeof(struct GNUNET_MessageHeader));
- write_pout->size += ntohs(hdr->size) - sizeof(struct Radiotap_Send)
- - sizeof(struct GNUNET_MessageHeader);
-}
-
-static void
-file_in_send(void *cls, void *client, const struct GNUNET_MessageHeader *hdr)
-{
- struct sendbuf * write_std = cls;
- uint16_t sendsize;
-
- sendsize = ntohs(hdr->size);
-
- if (GNUNET_MESSAGE_TYPE_WLAN_HELPER_DATA != ntohs(hdr->type))
- {
- fprintf(stderr, "Function file_in_send: wrong packet type\n");
- exit(1);
- }
- if ((sendsize + write_std->size) > MAXLINE * 2)
- {
- fprintf(stderr, "Function file_in_send: Packet too big for buffer\n");
- exit(1);
- }
-
- memcpy(write_std->buf + write_std->size, hdr, sendsize);
- write_std->size += sendsize;
-}
-
-int closeprog;
-
-
-int
-testmode(int argc, char *argv[])
-{
- struct stat st;
- int erg;
-
- FILE *fpin = NULL;
- FILE *fpout = NULL;
-
- int fdpin;
- int fdpout;
-
- //make the fifos if needed
- if (0 != stat(FIFO_FILE1, &st))
- {
- if (0 == stat(FIFO_FILE2, &st))
- {
- fprintf(stderr, "FIFO_FILE2 exists, but FIFO_FILE1 not\n");
- exit(1);
- }
-
- umask(0);
- //unlink(FIFO_FILE1);
- //unlink(FIFO_FILE2);
- // FIXME: use mkfifo!
- erg = mknod(FIFO_FILE1, S_IFIFO | 0666, 0);
- if (0 != erg)
- {
- fprintf(stderr, "Error at mknode1 \n");
- //exit(1);
- }
- erg = mknod(FIFO_FILE2, S_IFIFO | 0666, 0);
- if (0 != erg)
- {
- fprintf(stderr, "Error at mknode2 \n");
- //exit(1);
- }
-
- }
- else
- {
-
- if (0 != stat(FIFO_FILE2, &st))
- {
- fprintf(stderr, "FIFO_FILE1 exists, but FIFO_FILE2 not\n");
- exit(1);
- }
-
- }
-
- if (strstr(argv[1], "1"))
- {
- //fprintf(stderr, "First\n");
- first = 1;
- fpin = fopen(FIFO_FILE1, "r");
- if (NULL == fpin)
- {
- fprintf(stderr, "fopen of read FIFO_FILE1\n");
- goto end;
- }
- fpout = fopen(FIFO_FILE2, "w");
- if (NULL == fpout)
- {
- fprintf(stderr, "fopen of write FIFO_FILE2\n");
- goto end;
- }
-
- }
- else
- {
- first = 0;
- //fprintf(stderr, "Second\n");
- fpout = fopen(FIFO_FILE1, "w");
- if (NULL == fpout)
- {
- fprintf(stderr, "fopen of write FIFO_FILE1\n");
- goto end;
- }
- fpin = fopen(FIFO_FILE2, "r");
- if (NULL == fpin)
- {
- fprintf(stderr, "fopen of read FIFO_FILE2\n");
- goto end;
- }
-
- }
-
- fdpin = fileno(fpin);
- GNUNET_assert(fpin >= 0);
-
- if (fdpin >= FD_SETSIZE)
- {
- fprintf(stderr, "File fdpin number too large (%d > %u)\n", fdpin,
- (unsigned int) FD_SETSIZE);
- goto end;
- }
-
- fdpout = fileno(fpout);
- GNUNET_assert(fdpout >= 0 );
-
- if (fdpout >= FD_SETSIZE)
- {
- fprintf(stderr, "File fdpout number too large (%d > %u)\n", fdpout,
- (unsigned int) FD_SETSIZE);
- goto end;
-
- }
-
- signal(SIGINT, &sigfunc);
- signal(SIGTERM, &sigfunc);
-
- char readbuf[MAXLINE];
- int readsize = 0;
- struct sendbuf write_std;
- write_std.size = 0;
- write_std.pos = 0;
-
- struct sendbuf write_pout;
- write_pout.size = 0;
- write_pout.pos = 0;
-
- int ret = 0;
- int maxfd = 0;
-
- fd_set rfds;
- fd_set wfds;
- struct timeval tv;
- int retval;
-
- struct GNUNET_SERVER_MessageStreamTokenizer * stdin_mst;
- struct GNUNET_SERVER_MessageStreamTokenizer * file_in_mst;
-
- stdin_mst = GNUNET_SERVER_mst_create(&stdin_send, &write_pout);
- file_in_mst = GNUNET_SERVER_mst_create(&file_in_send, &write_std);
-
- //send mac first
-
- struct MacAddress macaddr;
-
- //Send random mac address
- macaddr.mac[0] = 0x13;
- macaddr.mac[1] = 0x22;
- macaddr.mac[2] = 0x33;
- macaddr.mac[3] = 0x44;
- macaddr.mac[4] = GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_STRONG, 256);
- macaddr.mac[5] = GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_NONCE, 256);
-
- write_std.size = send_mac_to_plugin((char *) write_std.buf, macaddr.mac);
-
- while (0 == closeprog)
- {
-
- maxfd = 0;
-
- //set timeout
- tv.tv_sec = 5;
- tv.tv_usec = 0;
-
- FD_ZERO(&rfds);
- // if output queue is empty
- if (0 == write_pout.size)
- {
- FD_SET(STDIN_FILENO, &rfds);
-
- }
- if (0 == write_std.size)
- {
- FD_SET(fdpin, &rfds);
- maxfd = fdpin;
- }
- FD_ZERO(&wfds);
- // if there is something to write
- if (0 < write_std.size)
- {
- FD_SET(STDOUT_FILENO, &wfds);
- maxfd = MAX(maxfd, STDOUT_FILENO);
- }
-
- if (0 < write_pout.size)
- {
- FD_SET(fdpout, &wfds);
- maxfd = MAX(maxfd, fdpout);
- }
-
- retval = select(maxfd + 1, &rfds, &wfds, NULL, &tv);
-
- if (-1 == retval && EINTR == errno)
- {
- continue;
- }
- if (0 > retval)
- {
- fprintf(stderr, "select failed: %s\n", strerror(errno));
- closeprog = 1;
- break;
- }
-
- if (FD_ISSET(STDOUT_FILENO, &wfds))
- {
- ret = write(STDOUT_FILENO, write_std.buf + write_std.pos,
- write_std.size - write_std.pos);
-
- if (0 > ret)
- {
- closeprog = 1;
- fprintf(stderr, "Write ERROR to STDOUT\n");
- break;
- }
- else
- {
- write_std.pos += ret;
- // check if finished
- if (write_std.pos == write_std.size)
- {
- write_std.pos = 0;
- write_std.size = 0;
- }
- }
- }
-
- if (FD_ISSET(fdpout, &wfds))
- {
- ret = write(fdpout, write_pout.buf + write_pout.pos, write_pout.size
- - write_pout.pos);
-
- if (0 > ret)
- {
- closeprog = 1;
- fprintf(stderr, "Write ERROR to fdpout\n");
- }
- else
- {
- write_pout.pos += ret;
- // check if finished
- if (write_pout.pos == write_pout.size)
- {
- write_pout.pos = 0;
- write_pout.size = 0;
- }
- }
- }
-
- if (FD_ISSET(STDIN_FILENO, &rfds))
- {
- readsize = read(STDIN_FILENO, readbuf, sizeof(readbuf));
-
- if (0 > readsize)
- {
- closeprog = 1;
- fprintf(stderr, "Read ERROR to STDIN_FILENO\n");
- }
- else if (0 < readsize)
- {
- GNUNET_SERVER_mst_receive(stdin_mst, NULL, readbuf, readsize,
- GNUNET_NO, GNUNET_NO);
-
- }
- else
- {
- //eof
- closeprog = 1;
- }
- }
-
- if (FD_ISSET(fdpin, &rfds))
- {
- readsize = read(fdpin, readbuf, sizeof(readbuf));
-
- if (0 > readsize)
- {
- closeprog = 1;
- fprintf(stderr, "Read ERROR to fdpin: %s\n", strerror(errno));
- break;
- }
- else if (0 < readsize)
- {
- GNUNET_SERVER_mst_receive(file_in_mst, NULL, readbuf, readsize,
- GNUNET_NO, GNUNET_NO);
-
- }
- else
- {
- //eof
- closeprog = 1;
- }
- }
-
- }
-
- //clean up
-
- GNUNET_SERVER_mst_destroy(stdin_mst);
- GNUNET_SERVER_mst_destroy(file_in_mst);
-
- end: if (fpout != NULL)
- fclose(fpout);
- if (fpin != NULL)
- fclose(fpin);
-
- if (1 == first)
- {
- unlink(FIFO_FILE1);
- unlink(FIFO_FILE2);
- }
-
- return (0);
-}
-
-int
-main(int argc, char *argv[])
-{
- if (2 != argc)
- {
- fprintf (stderr,
- "This program must be started with the operating mode as
argument.\n");
- fprintf (stderr,
- "Usage: options\n"
- "options:\n"
- "1 = first loopback file\n"
- "2 = second loopback file\n"
- "\n");
- return 1;
- }
- if (strstr(argv[1], "1") || strstr(argv[1], "2"))
- return testmode(argc, argv);
- return 1;
-}
+
+ You should have received a copy of the GNU General Public License
+ along with GNUnet; see the file COPYING. If not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+ */
+/**
+ * @file transport/test_transport_wlan_dummy.c
+ * @brief helper for the testcases for plugin_transport_wlan.c
+ * @author David Brodski
+ */
+
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <sys/time.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <errno.h>
+#include <resolv.h>
+#include <string.h>
+#include <utime.h>
+#include <unistd.h>
+#include <getopt.h>
+
+#include "platform.h"
+#include "gnunet_constants.h"
+#include "gnunet_os_lib.h"
+#include "gnunet_transport_plugin.h"
+#include "transport.h"
+#include "gnunet_util_lib.h"
+#include "plugin_transport_wlan.h"
+#include "gnunet_common.h"
+#include "gnunet-transport-wlan-helper.h"
+#include "gnunet_crypto_lib.h"
+#include "wlan/loopback_helper.h"
+#include "wlan/helper_common.h"
+
+int first;
+
+static void
+sigfunc(int sig)
+{
+ closeprog = 1;
+ unlink(FIFO_FILE1);
+ unlink(FIFO_FILE2);
+}
+
+static void
+stdin_send(void *cls, void *client, const struct GNUNET_MessageHeader *hdr)
+{
+ struct sendbuf *write_pout = cls;
+ int sendsize;
+ struct GNUNET_MessageHeader newheader;
+ unsigned char * from_data;
+ unsigned char * to_data;
+ //unsigned char * from_radiotap;
+ unsigned char * to_radiotap;
+ //unsigned char * from_start;
+ unsigned char * to_start;
+
+ sendsize = ntohs(hdr->size) - sizeof(struct Radiotap_Send)
+ + sizeof(struct Radiotap_rx);
+
+ if (GNUNET_MESSAGE_TYPE_WLAN_HELPER_DATA != ntohs(hdr->type))
+ {
+ fprintf(stderr, "Function stdin_send: wrong packet type\n");
+ exit(1);
+ }
+ if ((sendsize + write_pout->size) > MAXLINE * 2)
+ {
+ fprintf(stderr, "Function stdin_send: Packet too big for buffer\n");
+ exit(1);
+ }
+
+ newheader.size = htons(sendsize);
+ newheader.type = htons(GNUNET_MESSAGE_TYPE_WLAN_HELPER_DATA);
+
+ to_start = write_pout->buf + write_pout->size;
+ to_radiotap = to_start + sizeof(struct GNUNET_MessageHeader);
+ to_data = to_radiotap + sizeof(struct Radiotap_rx);
+
+ from_data = ((unsigned char *) hdr) + sizeof(struct Radiotap_Send)
+ + sizeof(struct GNUNET_MessageHeader);
+
+ memcpy(to_start, &newheader, sizeof(struct GNUNET_MessageHeader));
+ write_pout->size += sizeof(struct GNUNET_MessageHeader);
+
+ write_pout->size += sizeof(struct Radiotap_rx);
+
+ memcpy(to_data, from_data, ntohs(hdr->size) - sizeof(struct Radiotap_Send)
+ - sizeof(struct GNUNET_MessageHeader));
+ write_pout->size += ntohs(hdr->size) - sizeof(struct Radiotap_Send)
+ - sizeof(struct GNUNET_MessageHeader);
+}
+
+static void
+file_in_send(void *cls, void *client, const struct GNUNET_MessageHeader *hdr)
+{
+ struct sendbuf * write_std = cls;
+ uint16_t sendsize;
+
+ sendsize = ntohs(hdr->size);
+
+ if (GNUNET_MESSAGE_TYPE_WLAN_HELPER_DATA != ntohs(hdr->type))
+ {
+ fprintf(stderr, "Function file_in_send: wrong packet type\n");
+ exit(1);
+ }
+ if ((sendsize + write_std->size) > MAXLINE * 2)
+ {
+ fprintf(stderr, "Function file_in_send: Packet too big for buffer\n");
+ exit(1);
+ }
+
+ memcpy(write_std->buf + write_std->size, hdr, sendsize);
+ write_std->size += sendsize;
+}
+
+int closeprog;
+
+
+int
+testmode(int argc, char *argv[])
+{
+ struct stat st;
+ int erg;
+
+ FILE *fpin = NULL;
+ FILE *fpout = NULL;
+
+ int fdpin;
+ int fdpout;
+
+ //make the fifos if needed
+ if (0 != stat(FIFO_FILE1, &st))
+ {
+ if (0 == stat(FIFO_FILE2, &st))
+ {
+ fprintf(stderr, "FIFO_FILE2 exists, but FIFO_FILE1 not\n");
+ exit(1);
+ }
+
+ umask(0);
+ //unlink(FIFO_FILE1);
+ //unlink(FIFO_FILE2);
+ // FIXME: use mkfifo!
+ erg = mknod(FIFO_FILE1, S_IFIFO | 0666, 0);
+ if (0 != erg)
+ {
+ fprintf(stderr, "Error at mknode1 \n");
+ //exit(1);
+ }
+ erg = mknod(FIFO_FILE2, S_IFIFO | 0666, 0);
+ if (0 != erg)
+ {
+ fprintf(stderr, "Error at mknode2 \n");
+ //exit(1);
+ }
+
+ }
+ else
+ {
+
+ if (0 != stat(FIFO_FILE2, &st))
+ {
+ fprintf(stderr, "FIFO_FILE1 exists, but FIFO_FILE2 not\n");
+ exit(1);
+ }
+
+ }
+
+ if (strstr(argv[1], "1"))
+ {
+ //fprintf(stderr, "First\n");
+ first = 1;
+ fpin = fopen(FIFO_FILE1, "r");
+ if (NULL == fpin)
+ {
+ fprintf(stderr, "fopen of read FIFO_FILE1\n");
+ goto end;
+ }
+ fpout = fopen(FIFO_FILE2, "w");
+ if (NULL == fpout)
+ {
+ fprintf(stderr, "fopen of write FIFO_FILE2\n");
+ goto end;
+ }
+
+ }
+ else
+ {
+ first = 0;
+ //fprintf(stderr, "Second\n");
+ fpout = fopen(FIFO_FILE1, "w");
+ if (NULL == fpout)
+ {
+ fprintf(stderr, "fopen of write FIFO_FILE1\n");
+ goto end;
+ }
+ fpin = fopen(FIFO_FILE2, "r");
+ if (NULL == fpin)
+ {
+ fprintf(stderr, "fopen of read FIFO_FILE2\n");
+ goto end;
+ }
+
+ }
+
+ fdpin = fileno(fpin);
+ GNUNET_assert(fpin >= 0);
+
+ if (fdpin >= FD_SETSIZE)
+ {
+ fprintf(stderr, "File fdpin number too large (%d > %u)\n", fdpin,
+ (unsigned int) FD_SETSIZE);
+ goto end;
+ }
+
+ fdpout = fileno(fpout);
+ GNUNET_assert(fdpout >= 0 );
+
+ if (fdpout >= FD_SETSIZE)
+ {
+ fprintf(stderr, "File fdpout number too large (%d > %u)\n", fdpout,
+ (unsigned int) FD_SETSIZE);
+ goto end;
+
+ }
+
+ signal(SIGINT, &sigfunc);
+ signal(SIGTERM, &sigfunc);
+
+ char readbuf[MAXLINE];
+ int readsize = 0;
+ struct sendbuf write_std;
+ write_std.size = 0;
+ write_std.pos = 0;
+
+ struct sendbuf write_pout;
+ write_pout.size = 0;
+ write_pout.pos = 0;
+
+ int ret = 0;
+ int maxfd = 0;
+
+ fd_set rfds;
+ fd_set wfds;
+ struct timeval tv;
+ int retval;
+
+ struct GNUNET_SERVER_MessageStreamTokenizer * stdin_mst;
+ struct GNUNET_SERVER_MessageStreamTokenizer * file_in_mst;
+
+ stdin_mst = GNUNET_SERVER_mst_create(&stdin_send, &write_pout);
+ file_in_mst = GNUNET_SERVER_mst_create(&file_in_send, &write_std);
+
+ //send mac first
+
+ struct MacAddress macaddr;
+
+ //Send random mac address
+ macaddr.mac[0] = 0x13;
+ macaddr.mac[1] = 0x22;
+ macaddr.mac[2] = 0x33;
+ macaddr.mac[3] = 0x44;
+ macaddr.mac[4] = GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_STRONG, 256);
+ macaddr.mac[5] = GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_NONCE, 256);
+
+ write_std.size = send_mac_to_plugin((char *) write_std.buf, macaddr.mac);
+
+ while (0 == closeprog)
+ {
+
+ maxfd = 0;
+
+ //set timeout
+ tv.tv_sec = 5;
+ tv.tv_usec = 0;
+
+ FD_ZERO(&rfds);
+ // if output queue is empty
+ if (0 == write_pout.size)
+ {
+ FD_SET(STDIN_FILENO, &rfds);
+
+ }
+ if (0 == write_std.size)
+ {
+ FD_SET(fdpin, &rfds);
+ maxfd = fdpin;
+ }
+ FD_ZERO(&wfds);
+ // if there is something to write
+ if (0 < write_std.size)
+ {
+ FD_SET(STDOUT_FILENO, &wfds);
+ maxfd = MAX(maxfd, STDOUT_FILENO);
+ }
+
+ if (0 < write_pout.size)
+ {
+ FD_SET(fdpout, &wfds);
+ maxfd = MAX(maxfd, fdpout);
+ }
+
+ retval = select(maxfd + 1, &rfds, &wfds, NULL, &tv);
+
+ if (-1 == retval && EINTR == errno)
+ {
+ continue;
+ }
+ if (0 > retval)
+ {
+ fprintf(stderr, "select failed: %s\n", strerror(errno));
+ closeprog = 1;
+ break;
+ }
+
+ if (FD_ISSET(STDOUT_FILENO, &wfds))
+ {
+ ret = write(STDOUT_FILENO, write_std.buf + write_std.pos,
+ write_std.size - write_std.pos);
+
+ if (0 > ret)
+ {
+ closeprog = 1;
+ fprintf(stderr, "Write ERROR to STDOUT\n");
+ break;
+ }
+ else
+ {
+ write_std.pos += ret;
+ // check if finished
+ if (write_std.pos == write_std.size)
+ {
+ write_std.pos = 0;
+ write_std.size = 0;
+ }
+ }
+ }
+
+ if (FD_ISSET(fdpout, &wfds))
+ {
+ ret = write(fdpout, write_pout.buf + write_pout.pos, write_pout.size
+ - write_pout.pos);
+
+ if (0 > ret)
+ {
+ closeprog = 1;
+ fprintf(stderr, "Write ERROR to fdpout\n");
+ }
+ else
+ {
+ write_pout.pos += ret;
+ // check if finished
+ if (write_pout.pos == write_pout.size)
+ {
+ write_pout.pos = 0;
+ write_pout.size = 0;
+ }
+ }
+ }
+
+ if (FD_ISSET(STDIN_FILENO, &rfds))
+ {
+ readsize = read(STDIN_FILENO, readbuf, sizeof(readbuf));
+
+ if (0 > readsize)
+ {
+ closeprog = 1;
+ fprintf(stderr, "Read ERROR to STDIN_FILENO\n");
+ }
+ else if (0 < readsize)
+ {
+ GNUNET_SERVER_mst_receive(stdin_mst, NULL, readbuf, readsize,
+ GNUNET_NO, GNUNET_NO);
+
+ }
+ else
+ {
+ //eof
+ closeprog = 1;
+ }
+ }
+
+ if (FD_ISSET(fdpin, &rfds))
+ {
+ readsize = read(fdpin, readbuf, sizeof(readbuf));
+
+ if (0 > readsize)
+ {
+ closeprog = 1;
+ fprintf(stderr, "Read ERROR to fdpin: %s\n", strerror(errno));
+ break;
+ }
+ else if (0 < readsize)
+ {
+ GNUNET_SERVER_mst_receive(file_in_mst, NULL, readbuf, readsize,
+ GNUNET_NO, GNUNET_NO);
+
+ }
+ else
+ {
+ //eof
+ closeprog = 1;
+ }
+ }
+
+ }
+
+ //clean up
+
+ GNUNET_SERVER_mst_destroy(stdin_mst);
+ GNUNET_SERVER_mst_destroy(file_in_mst);
+
+ end: if (fpout != NULL)
+ fclose(fpout);
+ if (fpin != NULL)
+ fclose(fpin);
+
+ if (1 == first)
+ {
+ unlink(FIFO_FILE1);
+ unlink(FIFO_FILE2);
+ }
+
+ return (0);
+}
+
+int
+main(int argc, char *argv[])
+{
+ if (2 != argc)
+ {
+ fprintf (stderr,
+ "This program must be started with the operating mode as
argument.\n");
+ fprintf (stderr,
+ "Usage: options\n"
+ "options:\n"
+ "1 = first loopback file\n"
+ "2 = second loopback file\n"
+ "\n");
+ return 1;
+ }
+ if (strstr(argv[1], "1") || strstr(argv[1], "2"))
+ return testmode(argc, argv);
+ return 1;
+}
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