/* test program for minissdpd */ int main(int argc, char * * argv) { char command1[] = "\x01\x00urn:schemas-upnp-org:device:InternetGatewayDevice"; char command2[] = "\x02\x00uuid:fc4ec57e-b051-11db-88f8-0060085db3f6::upnp:rootdevice"; char command3[] = { 0x03, 0x00 }; struct sockaddr_un addr; int s; int i; unsigned char buf[2048]; ssize_t n; const char * sockpath = "/var/run/minissdpd.sock"; for(i=0; i<argc-1; i++) { if(0==strcmp(argv[i], "-s")) sockpath = argv[++i]; } command1[1] = sizeof(command1) - 3; command2[1] = sizeof(command2) - 3; s = socket(AF_UNIX, SOCK_STREAM, 0); addr.sun_family = AF_UNIX; strncpy(addr.sun_path, sockpath, sizeof(addr.sun_path)); if(connect(s, (struct sockaddr *)&addr, sizeof(struct sockaddr_un)) < 0) { fprintf(stderr, "connecting to %s\n", addr.sun_path); perror("connect"); return 1; } printf("Connected.\n"); SENDCOMMAND(command1, sizeof(command1) - 1); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); printresponse(buf, n); SENDCOMMAND(command2, sizeof(command2) - 1); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); printresponse(buf, n); SENDCOMMAND(command3, sizeof(command3)); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); printresponse(buf, n); close(s); return 0; }
/* test program for minissdpd */ int main(int argc, char * * argv) { const char command0[] = { 0x00, 0x00 }; char command1[] = "\x01\x00urn:schemas-upnp-org:device:InternetGatewayDevice"; char command2[] = "\x02\x00uuid:fc4ec57e-b051-11db-88f8-0060085db3f6::upnp:rootdevice"; const char command3[] = { 0x03, 0x00 }; /* old versions of minissdpd would reject a command with * a zero length string argument */ char command3compat[] = "\x03\x00ssdp:all"; char command4[] = "\x04\x00test:test:test"; const char bad_command[] = { 0xff, 0xff }; const char overflow[] = { 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; const char command5[] = { 0x05, 0x00 }; const char bad_command4[] = { 0x04, 0x01, 0x60, 0x8f, 0xff, 0xff, 0xff, 0x7f}; int s; int i; void * tmp; unsigned char * resp = NULL; size_t respsize = 0; unsigned char buf[4096]; ssize_t n; int total = 0; const char * sockpath = "/var/run/minissdpd.sock"; for(i=0; i<argc-1; i++) { if(0==strcmp(argv[i], "-s")) sockpath = argv[++i]; } command1[1] = sizeof(command1) - 3; command2[1] = sizeof(command2) - 3; command3compat[1] = sizeof(command3compat) - 3; command4[1] = sizeof(command4) - 3; s = connect_unix_socket(sockpath); n = SENDCOMMAND(command0, sizeof(command0)); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); if(n > 0) { printversion(buf, n); } else { printf("Command 0 (get version) not supported\n"); close(s); s = connect_unix_socket(sockpath); } n = SENDCOMMAND(command1, sizeof(command1) - 1); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); printresponse(buf, n); if(n == 0) { close(s); s = connect_unix_socket(sockpath); } n = SENDCOMMAND(command2, sizeof(command2) - 1); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); printresponse(buf, n); if(n == 0) { close(s); s = connect_unix_socket(sockpath); } buf[0] = 0; /* Slight hack for printing num devices when 0 */ n = SENDCOMMAND(command3, sizeof(command3)); n = read(s, buf, sizeof(buf)); if(n == 0) { printf("command3 failed, testing compatible one\n"); close(s); s = connect_unix_socket(sockpath); n = SENDCOMMAND(command3compat, sizeof(command3compat) - 1); n = read(s, buf, sizeof(buf)); } printf("Response received %d bytes\n", (int)n); printf("Number of devices %d\n", (int)buf[0]); while(n > 0) { tmp = realloc(resp, respsize + n); if(tmp == NULL) { fprintf(stderr, "memory allocation error\n"); break; } resp = tmp; respsize += n; if (n > 0) { memcpy(resp + total, buf, n); total += n; } if (n < (ssize_t)sizeof(buf)) { break; } n = read(s, buf, sizeof(buf)); printf("response received %d bytes\n", (int)n); } if(resp != NULL) { printresponse(resp, total); free(resp); resp = NULL; } if(n == 0) { close(s); s = connect_unix_socket(sockpath); } n = SENDCOMMAND(command4, sizeof(command4)); /* no response for request type 4 */ n = SENDCOMMAND(bad_command, sizeof(bad_command)); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); printresponse(buf, n); if(n == 0) { close(s); s = connect_unix_socket(sockpath); } n = SENDCOMMAND(overflow, sizeof(overflow)); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); printresponse(buf, n); if(n == 0) { close(s); s = connect_unix_socket(sockpath); } n = SENDCOMMAND(command5, sizeof(command5)); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); printresponse(buf, n); if(n == 0) { close(s); s = connect_unix_socket(sockpath); } n = SENDCOMMAND(bad_command4, sizeof(bad_command4)); n = read(s, buf, sizeof(buf)); printf("Response received %d bytes\n", (int)n); printresponse(buf, n); close(s); return 0; }
int main( void ) { int const fd = open( "/dev/usb/lp0", O_RDWR ); if( 0 <= fd ) { printf( "printer port opened\n" ); SENDCOMMAND( initPrinter ); SENDCOMMAND( rasterMode ); SENDCOMMAND( letterQuality ); // set page height pprintf( fd, "\x01b*rP%d", PAGEHEIGHT ); write( fd, "\x00", 1 ); SENDCOMMAND( clearImage ); SENDCOMMAND( leftMargin ); SENDCOMMAND( rightMargin ); unsigned char rasterData[WIDTHBYTES]; for( unsigned i = 0 ; i < PAGEHEIGHT ; i++ ) { memset( rasterData, i, sizeof( rasterData ) ); writeBits( fd, rasterData, sizeof( rasterData ) ); } SENDCOMMAND( formFeed ); SENDCOMMAND( exitRaster ); // // read response (status) // char prevIn[80]; int numPrev = 0 ; char inBuf[80]; int numRead ; unsigned sameCount = 0 ; while( 0 < ( numRead = read( fd, inBuf, sizeof( inBuf )-1 ) ) ) { if( ( numRead != numPrev ) || ( 0 != memcmp( inBuf, prevIn, numRead ) ) ) { printf( "read %u bytes\n", numRead ); for( unsigned i = 0 ; i < numRead ; i++ ) printf( "%02x ", inBuf[i] ); printf( "\n" ); numPrev = numRead ; memcpy( prevIn, inBuf, numRead ); sameCount = 0 ; } // change in status else { printf( "%u\r", ++sameCount ); // same data as before if( 7 == ( sameCount & 7 ) ) write( fd, "\x04", 1 ); // EOT command } } perror( "read" ); close( fd ); printf( "printer port closed\n" ); } else perror( "/dev/usb/lp0" ); return 0 ; }