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Adding some better heuristics into the checkSums

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Miroslav Stampar
2026-01-29 00:07:24 +01:00
parent 360dc478c0
commit f7fb153fdd
10 changed files with 805 additions and 806 deletions
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268
extra/icmpsh/icmpsh-m.c
View File

@@ -1,134 +1,134 @@
/*
* icmpsh - simple icmp command shell
* Copyright (c) 2010, Nico Leidecker <nico@leidecker.info>
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <netinet/in.h>
#include <netinet/ip_icmp.h>
#include <netinet/ip.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#define IN_BUF_SIZE 1024
#define OUT_BUF_SIZE 64
// calculate checksum
unsigned short checksum(unsigned short *ptr, int nbytes)
{
unsigned long sum;
unsigned short oddbyte, rs;
sum = 0;
while(nbytes > 1) {
sum += *ptr++;
nbytes -= 2;
}
if(nbytes == 1) {
oddbyte = 0;
*((unsigned char *) &oddbyte) = *(u_char *)ptr;
sum += oddbyte;
}
sum = (sum >> 16) + (sum & 0xffff);
sum += (sum >> 16);
rs = ~sum;
return rs;
}
int main(int argc, char **argv)
{
int sockfd;
int flags;
char in_buf[IN_BUF_SIZE];
char out_buf[OUT_BUF_SIZE];
unsigned int out_size;
int nbytes;
struct iphdr *ip;
struct icmphdr *icmp;
char *data;
struct sockaddr_in addr;
printf("icmpsh - master\n");
// create raw ICMP socket
sockfd = socket(PF_INET, SOCK_RAW, IPPROTO_ICMP);
if (sockfd == -1) {
perror("socket");
return -1;
}
// set stdin to non-blocking
flags = fcntl(0, F_GETFL, 0);
flags |= O_NONBLOCK;
fcntl(0, F_SETFL, flags);
printf("running...\n");
while(1) {
// read data from socket
memset(in_buf, 0x00, IN_BUF_SIZE);
nbytes = read(sockfd, in_buf, IN_BUF_SIZE - 1);
if (nbytes > 0) {
// get ip and icmp header and data part
ip = (struct iphdr *) in_buf;
if (nbytes > sizeof(struct iphdr)) {
nbytes -= sizeof(struct iphdr);
icmp = (struct icmphdr *) (ip + 1);
if (nbytes > sizeof(struct icmphdr)) {
nbytes -= sizeof(struct icmphdr);
data = (char *) (icmp + 1);
data[nbytes] = '\0';
printf("%s", data);
fflush(stdout);
}
// reuse headers
icmp->type = 0;
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = ip->saddr;
// read data from stdin
nbytes = read(0, out_buf, OUT_BUF_SIZE);
if (nbytes > -1) {
memcpy((char *) (icmp + 1), out_buf, nbytes);
out_size = nbytes;
} else {
out_size = 0;
}
icmp->checksum = 0x00;
icmp->checksum = checksum((unsigned short *) icmp, sizeof(struct icmphdr) + out_size);
// send reply
nbytes = sendto(sockfd, icmp, sizeof(struct icmphdr) + out_size, 0, (struct sockaddr *) &addr, sizeof(addr));
if (nbytes == -1) {
perror("sendto");
return -1;
}
}
}
}
return 0;
}
/*
* icmpsh - simple icmp command shell
* Copyright (c) 2010, Nico Leidecker <nico@leidecker.info>
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <netinet/in.h>
#include <netinet/ip_icmp.h>
#include <netinet/ip.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#define IN_BUF_SIZE 1024
#define OUT_BUF_SIZE 64
// calculate checksum
unsigned short checksum(unsigned short *ptr, int nbytes)
{
unsigned long sum;
unsigned short oddbyte, rs;
sum = 0;
while(nbytes > 1) {
sum += *ptr++;
nbytes -= 2;
}
if(nbytes == 1) {
oddbyte = 0;
*((unsigned char *) &oddbyte) = *(u_char *)ptr;
sum += oddbyte;
}
sum = (sum >> 16) + (sum & 0xffff);
sum += (sum >> 16);
rs = ~sum;
return rs;
}
int main(int argc, char **argv)
{
int sockfd;
int flags;
char in_buf[IN_BUF_SIZE];
char out_buf[OUT_BUF_SIZE];
unsigned int out_size;
int nbytes;
struct iphdr *ip;
struct icmphdr *icmp;
char *data;
struct sockaddr_in addr;
printf("icmpsh - master\n");
// create raw ICMP socket
sockfd = socket(PF_INET, SOCK_RAW, IPPROTO_ICMP);
if (sockfd == -1) {
perror("socket");
return -1;
}
// set stdin to non-blocking
flags = fcntl(0, F_GETFL, 0);
flags |= O_NONBLOCK;
fcntl(0, F_SETFL, flags);
printf("running...\n");
while(1) {
// read data from socket
memset(in_buf, 0x00, IN_BUF_SIZE);
nbytes = read(sockfd, in_buf, IN_BUF_SIZE - 1);
if (nbytes > 0) {
// get ip and icmp header and data part
ip = (struct iphdr *) in_buf;
if (nbytes > sizeof(struct iphdr)) {
nbytes -= sizeof(struct iphdr);
icmp = (struct icmphdr *) (ip + 1);
if (nbytes > sizeof(struct icmphdr)) {
nbytes -= sizeof(struct icmphdr);
data = (char *) (icmp + 1);
data[nbytes] = '\0';
printf("%s", data);
fflush(stdout);
}
// reuse headers
icmp->type = 0;
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = ip->saddr;
// read data from stdin
nbytes = read(0, out_buf, OUT_BUF_SIZE);
if (nbytes > -1) {
memcpy((char *) (icmp + 1), out_buf, nbytes);
out_size = nbytes;
} else {
out_size = 0;
}
icmp->checksum = 0x00;
icmp->checksum = checksum((unsigned short *) icmp, sizeof(struct icmphdr) + out_size);
// send reply
nbytes = sendto(sockfd, icmp, sizeof(struct icmphdr) + out_size, 0, (struct sockaddr *) &addr, sizeof(addr));
if (nbytes == -1) {
perror("sendto");
return -1;
}
}
}
}
return 0;
}

688
extra/icmpsh/icmpsh-s.c
View File

@@ -1,344 +1,344 @@
/*
* icmpsh - simple icmp command shell
* Copyright (c) 2010, Nico Leidecker <nico@leidecker.info>
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <winsock2.h>
#include <windows.h>
#include <winsock2.h>
#include <iphlpapi.h>
#define ICMP_HEADERS_SIZE (sizeof(ICMP_ECHO_REPLY) + 8)
#define STATUS_OK 0
#define STATUS_SINGLE 1
#define STATUS_PROCESS_NOT_CREATED 2
#define TRANSFER_SUCCESS 1
#define TRANSFER_FAILURE 0
#define DEFAULT_TIMEOUT 3000
#define DEFAULT_DELAY 200
#define DEFAULT_MAX_BLANKS 10
#define DEFAULT_MAX_DATA_SIZE 64
FARPROC icmp_create, icmp_send, to_ip;
int verbose = 0;
int spawn_shell(PROCESS_INFORMATION *pi, HANDLE *out_read, HANDLE *in_write)
{
SECURITY_ATTRIBUTES sattr;
STARTUPINFOA si;
HANDLE in_read, out_write;
memset(&si, 0x00, sizeof(SECURITY_ATTRIBUTES));
memset(pi, 0x00, sizeof(PROCESS_INFORMATION));
// create communication pipes
memset(&sattr, 0x00, sizeof(SECURITY_ATTRIBUTES));
sattr.nLength = sizeof(SECURITY_ATTRIBUTES);
sattr.bInheritHandle = TRUE;
sattr.lpSecurityDescriptor = NULL;
if (!CreatePipe(out_read, &out_write, &sattr, 0)) {
return STATUS_PROCESS_NOT_CREATED;
}
if (!SetHandleInformation(*out_read, HANDLE_FLAG_INHERIT, 0)) {
return STATUS_PROCESS_NOT_CREATED;
}
if (!CreatePipe(&in_read, in_write, &sattr, 0)) {
return STATUS_PROCESS_NOT_CREATED;
}
if (!SetHandleInformation(*in_write, HANDLE_FLAG_INHERIT, 0)) {
return STATUS_PROCESS_NOT_CREATED;
}
// spawn process
memset(&si, 0x00, sizeof(STARTUPINFO));
si.cb = sizeof(STARTUPINFO);
si.hStdError = out_write;
si.hStdOutput = out_write;
si.hStdInput = in_read;
si.dwFlags |= STARTF_USESTDHANDLES;
if (!CreateProcessA(NULL, "cmd", NULL, NULL, TRUE, 0, NULL, NULL, (LPSTARTUPINFOA) &si, pi)) {
return STATUS_PROCESS_NOT_CREATED;
}
CloseHandle(out_write);
CloseHandle(in_read);
return STATUS_OK;
}
void usage(char *path)
{
printf("%s [options] -t target\n", path);
printf("options:\n");
printf(" -t host host ip address to send ping requests to\n");
printf(" -r send a single test icmp request and then quit\n");
printf(" -d milliseconds delay between requests in milliseconds (default is %u)\n", DEFAULT_DELAY);
printf(" -o milliseconds timeout in milliseconds\n");
printf(" -h this screen\n");
printf(" -b num maximal number of blanks (unanswered icmp requests)\n");
printf(" before quitting\n");
printf(" -s bytes maximal data buffer size in bytes (default is %u bytes)\n\n", DEFAULT_MAX_DATA_SIZE);
printf("In order to improve the speed, lower the delay (-d) between requests or\n");
printf("increase the size (-s) of the data buffer\n");
}
void create_icmp_channel(HANDLE *icmp_chan)
{
// create icmp file
*icmp_chan = (HANDLE) icmp_create();
}
int transfer_icmp(HANDLE icmp_chan, unsigned int target, char *out_buf, unsigned int out_buf_size, char *in_buf, unsigned int *in_buf_size, unsigned int max_in_data_size, unsigned int timeout)
{
int rs;
char *temp_in_buf;
int nbytes;
PICMP_ECHO_REPLY echo_reply;
temp_in_buf = (char *) malloc(max_in_data_size + ICMP_HEADERS_SIZE);
if (!temp_in_buf) {
return TRANSFER_FAILURE;
}
// send data to remote host
rs = icmp_send(
icmp_chan,
target,
out_buf,
out_buf_size,
NULL,
temp_in_buf,
max_in_data_size + ICMP_HEADERS_SIZE,
timeout);
// check received data
if (rs > 0) {
echo_reply = (PICMP_ECHO_REPLY) temp_in_buf;
if (echo_reply->DataSize > max_in_data_size) {
nbytes = max_in_data_size;
} else {
nbytes = echo_reply->DataSize;
}
memcpy(in_buf, echo_reply->Data, nbytes);
*in_buf_size = nbytes;
free(temp_in_buf);
return TRANSFER_SUCCESS;
}
free(temp_in_buf);
return TRANSFER_FAILURE;
}
int load_deps()
{
HMODULE lib;
lib = LoadLibraryA("ws2_32.dll");
if (lib != NULL) {
to_ip = GetProcAddress(lib, "inet_addr");
if (!to_ip) {
return 0;
}
}
lib = LoadLibraryA("iphlpapi.dll");
if (lib != NULL) {
icmp_create = GetProcAddress(lib, "IcmpCreateFile");
icmp_send = GetProcAddress(lib, "IcmpSendEcho");
if (icmp_create && icmp_send) {
return 1;
}
}
lib = LoadLibraryA("ICMP.DLL");
if (lib != NULL) {
icmp_create = GetProcAddress(lib, "IcmpCreateFile");
icmp_send = GetProcAddress(lib, "IcmpSendEcho");
if (icmp_create && icmp_send) {
return 1;
}
}
printf("failed to load functions (%u)", GetLastError());
return 0;
}
int main(int argc, char **argv)
{
int opt;
char *target;
unsigned int delay, timeout;
unsigned int ip_addr;
HANDLE pipe_read, pipe_write;
HANDLE icmp_chan;
unsigned char *in_buf, *out_buf;
unsigned int in_buf_size, out_buf_size;
DWORD rs;
int blanks, max_blanks;
PROCESS_INFORMATION pi;
int status;
unsigned int max_data_size;
// set defaults
target = 0;
timeout = DEFAULT_TIMEOUT;
delay = DEFAULT_DELAY;
max_blanks = DEFAULT_MAX_BLANKS;
max_data_size = DEFAULT_MAX_DATA_SIZE;
status = STATUS_OK;
if (!load_deps()) {
printf("failed to load ICMP library\n");
return -1;
}
// parse command line options
for (opt = 1; opt < argc; opt++) {
if (argv[opt][0] == '-') {
switch(argv[opt][1]) {
case 'h':
usage(*argv);
return 0;
case 't':
if (opt + 1 < argc) {
target = argv[opt + 1];
}
break;
case 'd':
if (opt + 1 < argc) {
delay = atol(argv[opt + 1]);
}
break;
case 'o':
if (opt + 1 < argc) {
timeout = atol(argv[opt + 1]);
}
break;
case 'r':
status = STATUS_SINGLE;
break;
case 'b':
if (opt + 1 < argc) {
max_blanks = atol(argv[opt + 1]);
}
break;
case 's':
if (opt + 1 < argc) {
max_data_size = atol(argv[opt + 1]);
}
break;
default:
printf("unrecognized option -%c\n", argv[1][0]);
usage(*argv);
return -1;
}
}
}
if (!target) {
printf("you need to specify a host with -t. Try -h for more options\n");
return -1;
}
ip_addr = to_ip(target);
// don't spawn a shell if we're only sending a single test request
if (status != STATUS_SINGLE) {
status = spawn_shell(&pi, &pipe_read, &pipe_write);
}
// create icmp channel
create_icmp_channel(&icmp_chan);
if (icmp_chan == INVALID_HANDLE_VALUE) {
printf("unable to create ICMP file: %u\n", GetLastError());
return -1;
}
// allocate transfer buffers
in_buf = (char *) malloc(max_data_size + ICMP_HEADERS_SIZE);
out_buf = (char *) malloc(max_data_size + ICMP_HEADERS_SIZE);
if (!in_buf || !out_buf) {
printf("failed to allocate memory for transfer buffers\n");
return -1;
}
memset(in_buf, 0x00, max_data_size + ICMP_HEADERS_SIZE);
memset(out_buf, 0x00, max_data_size + ICMP_HEADERS_SIZE);
// sending/receiving loop
blanks = 0;
do {
switch(status) {
case STATUS_SINGLE:
// reply with a static string
out_buf_size = sprintf(out_buf, "Test1234\n");
break;
case STATUS_PROCESS_NOT_CREATED:
// reply with error message
out_buf_size = sprintf(out_buf, "Process was not created\n");
break;
default:
// read data from process via pipe
out_buf_size = 0;
if (PeekNamedPipe(pipe_read, NULL, 0, NULL, &out_buf_size, NULL)) {
if (out_buf_size > 0) {
out_buf_size = 0;
rs = ReadFile(pipe_read, out_buf, max_data_size, &out_buf_size, NULL);
if (!rs && GetLastError() != ERROR_IO_PENDING) {
out_buf_size = sprintf(out_buf, "Error: ReadFile failed with %i\n", GetLastError());
}
}
} else {
out_buf_size = sprintf(out_buf, "Error: PeekNamedPipe failed with %i\n", GetLastError());
}
break;
}
// send request/receive response
if (transfer_icmp(icmp_chan, ip_addr, out_buf, out_buf_size, in_buf, &in_buf_size, max_data_size, timeout) == TRANSFER_SUCCESS) {
if (status == STATUS_OK) {
// write data from response back into pipe
WriteFile(pipe_write, in_buf, in_buf_size, &rs, 0);
}
blanks = 0;
} else {
// no reply received or error occured
blanks++;
}
// wait between requests
Sleep(delay);
} while (status == STATUS_OK && blanks < max_blanks);
if (status == STATUS_OK) {
TerminateProcess(pi.hProcess, 0);
}
return 0;
}
/*
* icmpsh - simple icmp command shell
* Copyright (c) 2010, Nico Leidecker <nico@leidecker.info>
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <winsock2.h>
#include <windows.h>
#include <winsock2.h>
#include <iphlpapi.h>
#define ICMP_HEADERS_SIZE (sizeof(ICMP_ECHO_REPLY) + 8)
#define STATUS_OK 0
#define STATUS_SINGLE 1
#define STATUS_PROCESS_NOT_CREATED 2
#define TRANSFER_SUCCESS 1
#define TRANSFER_FAILURE 0
#define DEFAULT_TIMEOUT 3000
#define DEFAULT_DELAY 200
#define DEFAULT_MAX_BLANKS 10
#define DEFAULT_MAX_DATA_SIZE 64
FARPROC icmp_create, icmp_send, to_ip;
int verbose = 0;
int spawn_shell(PROCESS_INFORMATION *pi, HANDLE *out_read, HANDLE *in_write)
{
SECURITY_ATTRIBUTES sattr;
STARTUPINFOA si;
HANDLE in_read, out_write;
memset(&si, 0x00, sizeof(SECURITY_ATTRIBUTES));
memset(pi, 0x00, sizeof(PROCESS_INFORMATION));
// create communication pipes
memset(&sattr, 0x00, sizeof(SECURITY_ATTRIBUTES));
sattr.nLength = sizeof(SECURITY_ATTRIBUTES);
sattr.bInheritHandle = TRUE;
sattr.lpSecurityDescriptor = NULL;
if (!CreatePipe(out_read, &out_write, &sattr, 0)) {
return STATUS_PROCESS_NOT_CREATED;
}
if (!SetHandleInformation(*out_read, HANDLE_FLAG_INHERIT, 0)) {
return STATUS_PROCESS_NOT_CREATED;
}
if (!CreatePipe(&in_read, in_write, &sattr, 0)) {
return STATUS_PROCESS_NOT_CREATED;
}
if (!SetHandleInformation(*in_write, HANDLE_FLAG_INHERIT, 0)) {
return STATUS_PROCESS_NOT_CREATED;
}
// spawn process
memset(&si, 0x00, sizeof(STARTUPINFO));
si.cb = sizeof(STARTUPINFO);
si.hStdError = out_write;
si.hStdOutput = out_write;
si.hStdInput = in_read;
si.dwFlags |= STARTF_USESTDHANDLES;
if (!CreateProcessA(NULL, "cmd", NULL, NULL, TRUE, 0, NULL, NULL, (LPSTARTUPINFOA) &si, pi)) {
return STATUS_PROCESS_NOT_CREATED;
}
CloseHandle(out_write);
CloseHandle(in_read);
return STATUS_OK;
}
void usage(char *path)
{
printf("%s [options] -t target\n", path);
printf("options:\n");
printf(" -t host host ip address to send ping requests to\n");
printf(" -r send a single test icmp request and then quit\n");
printf(" -d milliseconds delay between requests in milliseconds (default is %u)\n", DEFAULT_DELAY);
printf(" -o milliseconds timeout in milliseconds\n");
printf(" -h this screen\n");
printf(" -b num maximal number of blanks (unanswered icmp requests)\n");
printf(" before quitting\n");
printf(" -s bytes maximal data buffer size in bytes (default is %u bytes)\n\n", DEFAULT_MAX_DATA_SIZE);
printf("In order to improve the speed, lower the delay (-d) between requests or\n");
printf("increase the size (-s) of the data buffer\n");
}
void create_icmp_channel(HANDLE *icmp_chan)
{
// create icmp file
*icmp_chan = (HANDLE) icmp_create();
}
int transfer_icmp(HANDLE icmp_chan, unsigned int target, char *out_buf, unsigned int out_buf_size, char *in_buf, unsigned int *in_buf_size, unsigned int max_in_data_size, unsigned int timeout)
{
int rs;
char *temp_in_buf;
int nbytes;
PICMP_ECHO_REPLY echo_reply;
temp_in_buf = (char *) malloc(max_in_data_size + ICMP_HEADERS_SIZE);
if (!temp_in_buf) {
return TRANSFER_FAILURE;
}
// send data to remote host
rs = icmp_send(
icmp_chan,
target,
out_buf,
out_buf_size,
NULL,
temp_in_buf,
max_in_data_size + ICMP_HEADERS_SIZE,
timeout);
// check received data
if (rs > 0) {
echo_reply = (PICMP_ECHO_REPLY) temp_in_buf;
if (echo_reply->DataSize > max_in_data_size) {
nbytes = max_in_data_size;
} else {
nbytes = echo_reply->DataSize;
}
memcpy(in_buf, echo_reply->Data, nbytes);
*in_buf_size = nbytes;
free(temp_in_buf);
return TRANSFER_SUCCESS;
}
free(temp_in_buf);
return TRANSFER_FAILURE;
}
int load_deps()
{
HMODULE lib;
lib = LoadLibraryA("ws2_32.dll");
if (lib != NULL) {
to_ip = GetProcAddress(lib, "inet_addr");
if (!to_ip) {
return 0;
}
}
lib = LoadLibraryA("iphlpapi.dll");
if (lib != NULL) {
icmp_create = GetProcAddress(lib, "IcmpCreateFile");
icmp_send = GetProcAddress(lib, "IcmpSendEcho");
if (icmp_create && icmp_send) {
return 1;
}
}
lib = LoadLibraryA("ICMP.DLL");
if (lib != NULL) {
icmp_create = GetProcAddress(lib, "IcmpCreateFile");
icmp_send = GetProcAddress(lib, "IcmpSendEcho");
if (icmp_create && icmp_send) {
return 1;
}
}
printf("failed to load functions (%u)", GetLastError());
return 0;
}
int main(int argc, char **argv)
{
int opt;
char *target;
unsigned int delay, timeout;
unsigned int ip_addr;
HANDLE pipe_read, pipe_write;
HANDLE icmp_chan;
unsigned char *in_buf, *out_buf;
unsigned int in_buf_size, out_buf_size;
DWORD rs;
int blanks, max_blanks;
PROCESS_INFORMATION pi;
int status;
unsigned int max_data_size;
// set defaults
target = 0;
timeout = DEFAULT_TIMEOUT;
delay = DEFAULT_DELAY;
max_blanks = DEFAULT_MAX_BLANKS;
max_data_size = DEFAULT_MAX_DATA_SIZE;
status = STATUS_OK;
if (!load_deps()) {
printf("failed to load ICMP library\n");
return -1;
}
// parse command line options
for (opt = 1; opt < argc; opt++) {
if (argv[opt][0] == '-') {
switch(argv[opt][1]) {
case 'h':
usage(*argv);
return 0;
case 't':
if (opt + 1 < argc) {
target = argv[opt + 1];
}
break;
case 'd':
if (opt + 1 < argc) {
delay = atol(argv[opt + 1]);
}
break;
case 'o':
if (opt + 1 < argc) {
timeout = atol(argv[opt + 1]);
}
break;
case 'r':
status = STATUS_SINGLE;
break;
case 'b':
if (opt + 1 < argc) {
max_blanks = atol(argv[opt + 1]);
}
break;
case 's':
if (opt + 1 < argc) {
max_data_size = atol(argv[opt + 1]);
}
break;
default:
printf("unrecognized option -%c\n", argv[1][0]);
usage(*argv);
return -1;
}
}
}
if (!target) {
printf("you need to specify a host with -t. Try -h for more options\n");
return -1;
}
ip_addr = to_ip(target);
// don't spawn a shell if we're only sending a single test request
if (status != STATUS_SINGLE) {
status = spawn_shell(&pi, &pipe_read, &pipe_write);
}
// create icmp channel
create_icmp_channel(&icmp_chan);
if (icmp_chan == INVALID_HANDLE_VALUE) {
printf("unable to create ICMP file: %u\n", GetLastError());
return -1;
}
// allocate transfer buffers
in_buf = (char *) malloc(max_data_size + ICMP_HEADERS_SIZE);
out_buf = (char *) malloc(max_data_size + ICMP_HEADERS_SIZE);
if (!in_buf || !out_buf) {
printf("failed to allocate memory for transfer buffers\n");
return -1;
}
memset(in_buf, 0x00, max_data_size + ICMP_HEADERS_SIZE);
memset(out_buf, 0x00, max_data_size + ICMP_HEADERS_SIZE);
// sending/receiving loop
blanks = 0;
do {
switch(status) {
case STATUS_SINGLE:
// reply with a static string
out_buf_size = sprintf(out_buf, "Test1234\n");
break;
case STATUS_PROCESS_NOT_CREATED:
// reply with error message
out_buf_size = sprintf(out_buf, "Process was not created\n");
break;
default:
// read data from process via pipe
out_buf_size = 0;
if (PeekNamedPipe(pipe_read, NULL, 0, NULL, &out_buf_size, NULL)) {
if (out_buf_size > 0) {
out_buf_size = 0;
rs = ReadFile(pipe_read, out_buf, max_data_size, &out_buf_size, NULL);
if (!rs && GetLastError() != ERROR_IO_PENDING) {
out_buf_size = sprintf(out_buf, "Error: ReadFile failed with %i\n", GetLastError());
}
}
} else {
out_buf_size = sprintf(out_buf, "Error: PeekNamedPipe failed with %i\n", GetLastError());
}
break;
}
// send request/receive response
if (transfer_icmp(icmp_chan, ip_addr, out_buf, out_buf_size, in_buf, &in_buf_size, max_data_size, timeout) == TRANSFER_SUCCESS) {
if (status == STATUS_OK) {
// write data from response back into pipe
WriteFile(pipe_write, in_buf, in_buf_size, &rs, 0);
}
blanks = 0;
} else {
// no reply received or error occured
blanks++;
}
// wait between requests
Sleep(delay);
} while (status == STATUS_OK && blanks < max_blanks);
if (status == STATUS_OK) {
TerminateProcess(pi.hProcess, 0);
}
return 0;
}

40
extra/runcmd/src/runcmd.sln
View File

@@ -1,20 +1,20 @@

Microsoft Visual Studio Solution File, Format Version 9.00
# Visual Studio 2005
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "runcmd", "runcmd\runcmd.vcproj", "{1C6185A9-871A-4F6E-9B2D-BE4399479784}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Win32 = Debug|Win32
Release|Win32 = Release|Win32
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{1C6185A9-871A-4F6E-9B2D-BE4399479784}.Debug|Win32.ActiveCfg = Debug|Win32
{1C6185A9-871A-4F6E-9B2D-BE4399479784}.Debug|Win32.Build.0 = Debug|Win32
{1C6185A9-871A-4F6E-9B2D-BE4399479784}.Release|Win32.ActiveCfg = Release|Win32
{1C6185A9-871A-4F6E-9B2D-BE4399479784}.Release|Win32.Build.0 = Release|Win32
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
EndGlobal
Microsoft Visual Studio Solution File, Format Version 9.00
# Visual Studio 2005
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "runcmd", "runcmd\runcmd.vcproj", "{1C6185A9-871A-4F6E-9B2D-BE4399479784}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Win32 = Debug|Win32
Release|Win32 = Release|Win32
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{1C6185A9-871A-4F6E-9B2D-BE4399479784}.Debug|Win32.ActiveCfg = Debug|Win32
{1C6185A9-871A-4F6E-9B2D-BE4399479784}.Debug|Win32.Build.0 = Debug|Win32
{1C6185A9-871A-4F6E-9B2D-BE4399479784}.Release|Win32.ActiveCfg = Release|Win32
{1C6185A9-871A-4F6E-9B2D-BE4399479784}.Release|Win32.Build.0 = Release|Win32
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
EndGlobal

92
extra/runcmd/src/runcmd/runcmd.cpp
View File

@@ -1,46 +1,46 @@
/*
runcmd - a program for running command prompt commands
Copyright (C) 2010 Miroslav Stampar
email: miroslav.stampar@gmail.com
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <windows.h>
#include <use_ansi.h>
#include "stdafx.h"
#include <string>
using namespace std;
int main(int argc, char* argv[])
{
FILE *fp;
string cmd;
for( int count = 1; count < argc; count++ )
cmd += " " + string(argv[count]);
fp = _popen(cmd.c_str(), "r");
if (fp != NULL) {
char buffer[BUFSIZ];
while (fgets(buffer, sizeof buffer, fp) != NULL)
fputs(buffer, stdout);
}
return 0;
}
/*
runcmd - a program for running command prompt commands
Copyright (C) 2010 Miroslav Stampar
email: miroslav.stampar@gmail.com
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <windows.h>
#include <use_ansi.h>
#include "stdafx.h"
#include <string>
using namespace std;
int main(int argc, char* argv[])
{
FILE *fp;
string cmd;
for( int count = 1; count < argc; count++ )
cmd += " " + string(argv[count]);
fp = _popen(cmd.c_str(), "r");
if (fp != NULL) {
char buffer[BUFSIZ];
while (fgets(buffer, sizeof buffer, fp) != NULL)
fputs(buffer, stdout);
}
return 0;
}

450
extra/runcmd/src/runcmd/runcmd.vcproj
View File

@@ -1,225 +1,225 @@
<?xml version="1.0" encoding="windows-1250"?>
<VisualStudioProject
ProjectType="Visual C++"
Version="8,00"
Name="runcmd"
ProjectGUID="{1C6185A9-871A-4F6E-9B2D-BE4399479784}"
RootNamespace="runcmd"
Keyword="Win32Proj"
>
<Platforms>
<Platform
Name="Win32"
/>
</Platforms>
<ToolFiles>
</ToolFiles>
<Configurations>
<Configuration
Name="Debug|Win32"
OutputDirectory="$(SolutionDir)$(ConfigurationName)"
IntermediateDirectory="$(ConfigurationName)"
ConfigurationType="1"
CharacterSet="1"
>
<Tool
Name="VCPreBuildEventTool"
/>
<Tool
Name="VCCustomBuildTool"
/>
<Tool
Name="VCXMLDataGeneratorTool"
/>
<Tool
Name="VCWebServiceProxyGeneratorTool"
/>
<Tool
Name="VCMIDLTool"
/>
<Tool
Name="VCCLCompilerTool"
Optimization="0"
PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="0"
UsePrecompiledHeader="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
DebugInformationFormat="4"
/>
<Tool
Name="VCManagedResourceCompilerTool"
/>
<Tool
Name="VCResourceCompilerTool"
/>
<Tool
Name="VCPreLinkEventTool"
/>
<Tool
Name="VCLinkerTool"
LinkIncremental="2"
GenerateDebugInformation="true"
SubSystem="1"
TargetMachine="1"
/>
<Tool
Name="VCALinkTool"
/>
<Tool
Name="VCManifestTool"
/>
<Tool
Name="VCXDCMakeTool"
/>
<Tool
Name="VCBscMakeTool"
/>
<Tool
Name="VCFxCopTool"
/>
<Tool
Name="VCAppVerifierTool"
/>
<Tool
Name="VCWebDeploymentTool"
/>
<Tool
Name="VCPostBuildEventTool"
/>
</Configuration>
<Configuration
Name="Release|Win32"
OutputDirectory="$(SolutionDir)$(ConfigurationName)"
IntermediateDirectory="$(ConfigurationName)"
ConfigurationType="1"
CharacterSet="1"
WholeProgramOptimization="1"
>
<Tool
Name="VCPreBuildEventTool"
/>
<Tool
Name="VCCustomBuildTool"
/>
<Tool
Name="VCXMLDataGeneratorTool"
/>
<Tool
Name="VCWebServiceProxyGeneratorTool"
/>
<Tool
Name="VCMIDLTool"
/>
<Tool
Name="VCCLCompilerTool"
PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE"
RuntimeLibrary="0"
UsePrecompiledHeader="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
DebugInformationFormat="3"
/>
<Tool
Name="VCManagedResourceCompilerTool"
/>
<Tool
Name="VCResourceCompilerTool"
/>
<Tool
Name="VCPreLinkEventTool"
/>
<Tool
Name="VCLinkerTool"
LinkIncremental="1"
GenerateDebugInformation="true"
SubSystem="1"
OptimizeReferences="2"
EnableCOMDATFolding="2"
TargetMachine="1"
/>
<Tool
Name="VCALinkTool"
/>
<Tool
Name="VCManifestTool"
/>
<Tool
Name="VCXDCMakeTool"
/>
<Tool
Name="VCBscMakeTool"
/>
<Tool
Name="VCFxCopTool"
/>
<Tool
Name="VCAppVerifierTool"
/>
<Tool
Name="VCWebDeploymentTool"
/>
<Tool
Name="VCPostBuildEventTool"
/>
</Configuration>
</Configurations>
<References>
</References>
<Files>
<Filter
Name="Source Files"
Filter="cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx"
UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}"
>
<File
RelativePath=".\runcmd.cpp"
>
</File>
<File
RelativePath=".\stdafx.cpp"
>
<FileConfiguration
Name="Debug|Win32"
>
<Tool
Name="VCCLCompilerTool"
UsePrecompiledHeader="1"
/>
</FileConfiguration>
<FileConfiguration
Name="Release|Win32"
>
<Tool
Name="VCCLCompilerTool"
UsePrecompiledHeader="1"
/>
</FileConfiguration>
</File>
</Filter>
<Filter
Name="Header Files"
Filter="h;hpp;hxx;hm;inl;inc;xsd"
UniqueIdentifier="{93995380-89BD-4b04-88EB-625FBE52EBFB}"
>
<File
RelativePath=".\stdafx.h"
>
</File>
</Filter>
<Filter
Name="Resource Files"
Filter="rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav"
UniqueIdentifier="{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}"
>
</Filter>
<File
RelativePath=".\ReadMe.txt"
>
</File>
</Files>
<Globals>
</Globals>
</VisualStudioProject>
<?xml version="1.0" encoding="windows-1250"?>
<VisualStudioProject
ProjectType="Visual C++"
Version="8,00"
Name="runcmd"
ProjectGUID="{1C6185A9-871A-4F6E-9B2D-BE4399479784}"
RootNamespace="runcmd"
Keyword="Win32Proj"
>
<Platforms>
<Platform
Name="Win32"
/>
</Platforms>
<ToolFiles>
</ToolFiles>
<Configurations>
<Configuration
Name="Debug|Win32"
OutputDirectory="$(SolutionDir)$(ConfigurationName)"
IntermediateDirectory="$(ConfigurationName)"
ConfigurationType="1"
CharacterSet="1"
>
<Tool
Name="VCPreBuildEventTool"
/>
<Tool
Name="VCCustomBuildTool"
/>
<Tool
Name="VCXMLDataGeneratorTool"
/>
<Tool
Name="VCWebServiceProxyGeneratorTool"
/>
<Tool
Name="VCMIDLTool"
/>
<Tool
Name="VCCLCompilerTool"
Optimization="0"
PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE"
MinimalRebuild="true"
BasicRuntimeChecks="3"
RuntimeLibrary="0"
UsePrecompiledHeader="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
DebugInformationFormat="4"
/>
<Tool
Name="VCManagedResourceCompilerTool"
/>
<Tool
Name="VCResourceCompilerTool"
/>
<Tool
Name="VCPreLinkEventTool"
/>
<Tool
Name="VCLinkerTool"
LinkIncremental="2"
GenerateDebugInformation="true"
SubSystem="1"
TargetMachine="1"
/>
<Tool
Name="VCALinkTool"
/>
<Tool
Name="VCManifestTool"
/>
<Tool
Name="VCXDCMakeTool"
/>
<Tool
Name="VCBscMakeTool"
/>
<Tool
Name="VCFxCopTool"
/>
<Tool
Name="VCAppVerifierTool"
/>
<Tool
Name="VCWebDeploymentTool"
/>
<Tool
Name="VCPostBuildEventTool"
/>
</Configuration>
<Configuration
Name="Release|Win32"
OutputDirectory="$(SolutionDir)$(ConfigurationName)"
IntermediateDirectory="$(ConfigurationName)"
ConfigurationType="1"
CharacterSet="1"
WholeProgramOptimization="1"
>
<Tool
Name="VCPreBuildEventTool"
/>
<Tool
Name="VCCustomBuildTool"
/>
<Tool
Name="VCXMLDataGeneratorTool"
/>
<Tool
Name="VCWebServiceProxyGeneratorTool"
/>
<Tool
Name="VCMIDLTool"
/>
<Tool
Name="VCCLCompilerTool"
PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE"
RuntimeLibrary="0"
UsePrecompiledHeader="2"
WarningLevel="3"
Detect64BitPortabilityProblems="true"
DebugInformationFormat="3"
/>
<Tool
Name="VCManagedResourceCompilerTool"
/>
<Tool
Name="VCResourceCompilerTool"
/>
<Tool
Name="VCPreLinkEventTool"
/>
<Tool
Name="VCLinkerTool"
LinkIncremental="1"
GenerateDebugInformation="true"
SubSystem="1"
OptimizeReferences="2"
EnableCOMDATFolding="2"
TargetMachine="1"
/>
<Tool
Name="VCALinkTool"
/>
<Tool
Name="VCManifestTool"
/>
<Tool
Name="VCXDCMakeTool"
/>
<Tool
Name="VCBscMakeTool"
/>
<Tool
Name="VCFxCopTool"
/>
<Tool
Name="VCAppVerifierTool"
/>
<Tool
Name="VCWebDeploymentTool"
/>
<Tool
Name="VCPostBuildEventTool"
/>
</Configuration>
</Configurations>
<References>
</References>
<Files>
<Filter
Name="Source Files"
Filter="cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx"
UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}"
>
<File
RelativePath=".\runcmd.cpp"
>
</File>
<File
RelativePath=".\stdafx.cpp"
>
<FileConfiguration
Name="Debug|Win32"
>
<Tool
Name="VCCLCompilerTool"
UsePrecompiledHeader="1"
/>
</FileConfiguration>
<FileConfiguration
Name="Release|Win32"
>
<Tool
Name="VCCLCompilerTool"
UsePrecompiledHeader="1"
/>
</FileConfiguration>
</File>
</Filter>
<Filter
Name="Header Files"
Filter="h;hpp;hxx;hm;inl;inc;xsd"
UniqueIdentifier="{93995380-89BD-4b04-88EB-625FBE52EBFB}"
>
<File
RelativePath=".\stdafx.h"
>
</File>
</Filter>
<Filter
Name="Resource Files"
Filter="rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav"
UniqueIdentifier="{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}"
>
</Filter>
<File
RelativePath=".\ReadMe.txt"
>
</File>
</Files>
<Globals>
</Globals>
</VisualStudioProject>

16
extra/runcmd/src/runcmd/stdafx.cpp
View File

@@ -1,8 +1,8 @@
// stdafx.cpp : source file that includes just the standard includes
// runcmd.pch will be the pre-compiled header
// stdafx.obj will contain the pre-compiled type information
#include "stdafx.h"
// TODO: reference any additional headers you need in STDAFX.H
// and not in this file
// stdafx.cpp : source file that includes just the standard includes
// runcmd.pch will be the pre-compiled header
// stdafx.obj will contain the pre-compiled type information
#include "stdafx.h"
// TODO: reference any additional headers you need in STDAFX.H
// and not in this file

34
extra/runcmd/src/runcmd/stdafx.h
View File

@@ -1,17 +1,17 @@
// stdafx.h : include file for standard system include files,
// or project specific include files that are used frequently, but
// are changed infrequently
//
#pragma once
#ifndef _WIN32_WINNT // Allow use of features specific to Windows XP or later.
#define _WIN32_WINNT 0x0501 // Change this to the appropriate value to target other versions of Windows.
#endif
#include <stdio.h>
#include <tchar.h>
// TODO: reference additional headers your program requires here
// stdafx.h : include file for standard system include files,
// or project specific include files that are used frequently, but
// are changed infrequently
//
#pragma once
#ifndef _WIN32_WINNT // Allow use of features specific to Windows XP or later.
#define _WIN32_WINNT 0x0501 // Change this to the appropriate value to target other versions of Windows.
#endif
#include <stdio.h>
#include <tchar.h>
// TODO: reference additional headers your program requires here