//Calculate exact position static void netfpga_set_hw_position_exact(netfpga_device_t* nfpga, netfpga_flow_entry_t* hw_entry){ uint32_t hash; uint32_t pos; struct crc32 crc; crc32_init(&crc, NETFPGA_POLYNOMIAL1); hash = crc32_calculate(&crc, hw_entry->matches, sizeof(*hw_entry->matches)); //Calculate the index based on the hash. The last bits of hash is the index in the table pos = (NETFPGA_OPENFLOW_EXACT_TABLE_SIZE-1) & hash; if (nfpga->hw_exact_table[pos] == NULL) { hw_entry->hw_pos = pos; nfpga->hw_exact_table[pos] = hw_entry; return; } //Use fallback polynomial crc32_init(&crc, NETFPGA_POLYNOMIAL2); hash = crc32_calculate(&crc, hw_entry->matches, sizeof(*hw_entry->matches)); // the bottom fixed bits of hash == the index into the table pos = (NETFPGA_OPENFLOW_EXACT_TABLE_SIZE-1) & hash; //Check existing entry if (nfpga->hw_exact_table[pos] != NULL) { //FIXME: if is the same, the previous entry should be removed... Which is the collision probability? } hw_entry->hw_pos = pos; nfpga->hw_exact_table[pos] = hw_entry; ROFL_DEBUG("HW position is %d \n", pos); }
//! @brief Calculate crc on a range of flash, specified in the bootloader configuration area. static uint32_t calculate_application_crc32(bootloader_configuration_data_t * config) { uint32_t crc32; // Initialize the CRC32 information crc32_data_t crcInfo; crc32_init(&crcInfo); // Run CRC, Considering skip crcExpectedValue address uint32_t bypassStartAddress = kBootloaderConfigAreaAddress + ((uint32_t)&config->crcExpectedValue - (uint32_t)&config->tag); uint32_t bypassEndAddress = bypassStartAddress + sizeof(config->crcExpectedValue); if ((config->crcStartAddress >= bypassEndAddress) || (config->crcStartAddress + config->crcByteCount <= bypassStartAddress)) { crc32_update(&crcInfo, (uint8_t *)config->crcStartAddress, config->crcByteCount); } else { // Assume that crcExpectedValue address (4 byte) resides in crc addresses completely crc32_update(&crcInfo, (uint8_t *)config->crcStartAddress, bypassStartAddress - config->crcStartAddress); crc32_update(&crcInfo, (uint8_t *)bypassEndAddress, config->crcStartAddress + config->crcByteCount - bypassEndAddress); } // Finalize the CRC calculations crc32_finalize(&crcInfo, &crc32); return crc32; }
/* One start -----------------------------------------------------------------*/ static void startup() { unsigned char err = 0; init_hardware(); dbg_init(); dbg_print_app_ver(); crc32_init(); pins_init(); //spi0_init(); // used in m25pexx.c (FLASH) spi1_init(); adc_init(); err = memory_init(); // memory initialization, external EEPROM (used in pref.c, orion.c), external FLASH, internal FLASH if (err) goto err; pref_init(); ds1390_init(); evt_fifo_init(); GPS_init(); //SIM900_init(); light_init(); saveDatePorojectIP();//новые параметры связи vpu_init(); /*VPU start*/ //Init_USB(); //if (PROJ.jornal.power_on) //Event_Push_Str("СТАРТ"); return; err: Err_led(err); }
static void instance_init( XferElement *elt) { make_crc_table(); crc32_init(&elt->crc); }
static void instance_init( XferElement *elt) { elt->can_generate_eof = TRUE; crc32_init(&elt->crc); }
static int test_size( size_t size) { crc_t crc1; crc_t crc16; #if defined __GNUC__ && GCC_VERSION > 40300 && (defined __x86_64__ || defined __i386__ || defined __i486__ || defined __i586__ || defined __i686__) crc_t crchw; #endif crc32_init(&crc1); crc32_init(&crc16); #if defined __GNUC__ && GCC_VERSION > 40300 && (defined __x86_64__ || defined __i386__ || defined __i486__ || defined __i586__ || defined __i686__) crc32_init(&crchw); #endif crc32_add_1byte(test_buf, size, &crc1); crc32_add_16bytes(test_buf, size, &crc16); #if defined __GNUC__ && GCC_VERSION > 40300 && (defined __x86_64__ || defined __i386__ || defined __i486__ || defined __i586__ || defined __i686__) if (have_sse42) { crc32c_add_hw(test_buf, size, &crchw); } #endif #if defined __GNUC__ && GCC_VERSION > 40300 && (defined __x86_64__ || defined __i386__ || defined __i486__ || defined __i586__ || defined __i686__) g_fprintf(stderr, " %08x:%lld %08x:%lld %08x:%lld\n", crc32_finish(&crc1), (long long)crc1.size, crc32_finish(&crc16), (long long)crc16.size, crc32_finish(&crchw), (long long)crchw.size); #else g_fprintf(stderr, " %08x:%lld %08x:%lld\n", crc32_finish(&crc1), (long long)crc1.size, crc32_finish(&crc16), (long long)crc16.size); #endif if (crc1.crc != crc16.crc || crc1.size != crc16.size) { g_fprintf(stderr, " CRC16 %zu %08x:%lld != %08x:%lld\n", size, crc32_finish(&crc1), (long long)crc1.size, crc32_finish(&crc16), (long long)crc16.size); return FALSE; } #if defined __GNUC__ && GCC_VERSION > 40300 && (defined __x86_64__ || defined __i386__ || defined __i486__ || defined __i586__ || defined __i686__) if (have_sse42) { if (crc1.crc != crchw.crc || crc1.size != crchw.size) { g_fprintf(stderr, " CRChw %zu %08x:%lld != %08x:%lld\n", size, crc32_finish(&crc1), (long long)crc1.size, crc32_finish(&crchw), (long long)crchw.size); return FALSE; } } #endif return TRUE; }
bool cpld_xc2c64a_jtag_checksum( const jtag_t* const jtag, const cpld_xc2c64a_verify_t* const verify, uint32_t* const crc_value ) { cpld_xc2c_jtag_reset_and_idle(jtag); if( cpld_xc2c64a_jtag_idcode_ok(jtag) && cpld_xc2c_jtag_read_write_protect(jtag) && cpld_xc2c64a_jtag_idcode_ok(jtag) && cpld_xc2c_jtag_read_write_protect(jtag) ) { cpld_xc2c_jtag_bypass(jtag, false); cpld_xc2c_jtag_enable(jtag); cpld_xc2c_jtag_enable(jtag); cpld_xc2c_jtag_enable(jtag); cpld_xc2c_jtag_read(jtag); crc32_t crc; crc32_init(&crc); uint8_t dr[CPLD_XC2C64A_BYTES_IN_ROW]; for(size_t row=0; row<CPLD_XC2C64A_ROWS; row++) { const size_t address = cpld_hackrf_row_addresses.address[row]; cpld_xc2c64a_jtag_read_row(jtag, address, dr); const size_t mask_index = verify->mask_index[row]; for(size_t i=0; i<CPLD_XC2C64A_BYTES_IN_ROW; i++) { dr[i] &= verify->mask[mask_index].value[i]; } /* Important checksum calculation NOTE: * Do checksum of all bits in row bytes, but ensure that invalid bits * are set to zero by masking. This subtlety just wasted several hours * of my life... */ crc32_update(&crc, dr, CPLD_XC2C64A_BYTES_IN_ROW); } *crc_value = crc32_digest(&crc); cpld_xc2c_jtag_init_special(jtag); cpld_xc2c_jtag_conld(jtag); if( cpld_xc2c64a_jtag_idcode_ok(jtag) && cpld_xc2c_jtag_is_done(jtag) ) { cpld_xc2c_jtag_conld(jtag); cpld_xc2c_jtag_bypass(jtag, false); cpld_xc2c_jtag_bypass(jtag, true); return true; } } cpld_xc2c_jtag_reset_and_idle(jtag); return false; }
int main(int argc, char ** argv){ if(argc != 2){ return 1; } char * str = argv[1]; uint8_t crc_val[4]; { // generating CRC struct CRC32 crc; crc32_init(&crc, GENPOLY); uint8_t * p; for(p = str; *p; p += 1){ crc32_update(&crc, *p); } crc32_finalize(&crc); uint8_t i; for(i=0;i<4;i+=1){ crc_val[i] = crc32_get_reversed(&crc, i); } } int _return; { // checking crc struct CRC32 crc; crc32_init(&crc, GENPOLY); uint8_t * p; for(p = str; *p; p += 1){ crc32_update(&crc, *p); } uint8_t i; for(i=0;i<4;i+=1){ crc32_update(&crc, crc_val[i]); } if(crc32_check_zero(&crc)){ fprintf(stderr, "success!\n"); _return = 0; }else{ fprintf(stderr, "fail =(\n"); _return = 1; } } return _return; }
static void read_and_push( XferElementGlue *self) { XferElement *elt = XFER_ELEMENT(self); int fd = get_read_fd(self); XMsg *msg; crc32_init(&elt->crc); while (!elt->cancelled) { char *buf = g_malloc(GLUE_BUFFER_SIZE); gsize len; int read_error; /* read a buffer from upstream */ len = read_fully(fd, buf, GLUE_BUFFER_SIZE, &read_error); if (len < GLUE_BUFFER_SIZE) { if (read_error) { if (!elt->cancelled) { xfer_cancel_with_error(elt, _("Error reading from fd %d: %s"), fd, strerror(read_error)); g_debug("element-glue: error reading from fd %d: %s", fd, strerror(read_error)); wait_until_xfer_cancelled(elt->xfer); } amfree(buf); break; } else if (len == 0) { /* we only count a zero-length read as EOF */ amfree(buf); break; } } crc32_add((uint8_t *)buf, len, &elt->crc); xfer_element_push_buffer(elt->downstream, buf, len); } if (elt->cancelled && elt->expect_eof) xfer_element_drain_fd(fd); /* send an EOF indication downstream */ xfer_element_push_buffer(elt->downstream, NULL, 0); /* close the read fd, since it's at EOF */ close_read_fd(self); g_debug("sending XMSG_CRC message"); g_debug("read_and_push CRC: %08x size %lld", crc32_finish(&elt->crc), (long long)elt->crc.size); msg = xmsg_new(elt->upstream, XMSG_CRC, 0); msg->crc = crc32_finish(&elt->crc); msg->size = elt->crc.size; xfer_queue_message(elt->xfer, msg); }
static void instance_init( XferElement *elt) { XferSourceRecovery *self = XFER_SOURCE_RECOVERY(elt); self->paused = TRUE; self->start_part_cond = g_cond_new(); self->abort_cond = g_cond_new(); self->start_part_mutex = g_mutex_new(); crc32_init(&elt->crc); }
static void instance_init( XferElementGlue *self) { XferElement *elt = (XferElement *)self; elt->can_generate_eof = TRUE; self->pipe[0] = self->pipe[1] = -1; self->input_listen_socket = -1; self->output_listen_socket = -1; self->input_data_socket = -1; self->output_data_socket = -1; self->read_fd = -1; self->write_fd = -1; crc32_init(&elt->crc); }
/* * Generate ID for FIDO messages without ^AMSGID, using date and CRC over * From, To and Subject. */ char *s_msgid_default(Message *msg) { /* * Compute CRC for strings from, to, subject */ crc32_init(); crc32_compute(msg->name_from, strlen(msg->name_from)); crc32_compute(msg->name_to , strlen(msg->name_to )); crc32_compute(msg->subject , strlen(msg->subject )); return s_printf("<NOMSGID_%d=3A%d=2F%d.%d_%s_%08lx@%s>", msg->node_orig.zone, msg->node_orig.net, msg->node_orig.node, msg->node_orig.point, date("%y%m%d_%H%M%S", &msg->date), crc32_value(), msgid_domain(msg->node_orig.zone)); }
/* create an element of this class; prototype is in xfer-element.h */ XferElement * xfer_dest_null( guint32 prng_seed) { XferDestNull *self = (XferDestNull *)g_object_new(XFER_DEST_NULL_TYPE, NULL); XferElement *elt = XFER_ELEMENT(self); if (prng_seed) { self->do_verify = TRUE; simpleprng_seed(&self->prng, prng_seed); } else { self->do_verify = FALSE; } crc32_init(&elt->crc); return elt; }
void smi_init() { smram_state_t smram; pci_driver_t **driver; smram = smram_save_state(); smram_tseg_set_state(SMRAM_TSEG_OPEN); outputf("NetWatch running"); /* Turn on the SMIs we want */ smi_disable(); eth_init(); crc32_init(); /* After everything is initialized, load drivers. */ for (driver = drivers; *driver; driver++) { outputf("Probing driver: %s", (*driver)->name); if (pci_probe_driver(*driver)) output("Found a card"); } outputf("Driver probe complete"); /* Load in fonts. */ text_init(); smi_register_handler(SMI_EVENT_FAST_TIMER, timer_handler); smi_enable_event(SMI_EVENT_FAST_TIMER); smi_register_handler(SMI_EVENT_DEVTRAP_KBC, kbc_handler); smi_enable_event(SMI_EVENT_DEVTRAP_KBC); smi_register_handler(SMI_EVENT_GBL_RLS, gbl_rls_handler); smi_enable_event(SMI_EVENT_GBL_RLS); smi_enable(); vga_flush_imm(1); smram_restore_state(smram); }
static void simulate_rx_msg(int port, uint16_t header, int cnt, const uint32_t *data) { int i; pd_test_rx_set_preamble(port, 1); pd_test_rx_msg_append_sop(port); pd_test_rx_msg_append_short(port, header); crc32_init(); crc32_hash16(header); for (i = 0; i < cnt; ++i) { pd_test_rx_msg_append_word(port, data[i]); crc32_hash32(data[i]); } pd_test_rx_msg_append_word(port, crc32_result()); pd_test_rx_msg_append_eop(port); pd_test_rx_msg_append_last_edge(port); pd_simulate_rx(port); }
/* mode = 0/1/2 0=init, 1=update, 2=finalize */ uint32_t update_crc_ne(uint32_t old_crc, int crclen, void *data, int datasiz, int datalen, int mode) { uint32_t seed=old_crc; uint32_t new_crc; crc16_t crc16; crc24_t crc24; crc32_t crc32; unsigned int mask=0 ; int data_len=datasiz*datalen ; new_crc = seed ; if( (*little_endian) & (datasiz>1)){ /* multibyte tokens on little endian machine */ mask = datasiz-1 ; /* 0/1/3/7 magic mask to get stitching order count on little endian machines */ } if (crclen==16) { crc16 = seed & 0xFFFF ; if(mode==0) crc16 = crc16_init() ; crc16 = crc16_update_le(crc16, (const unsigned char *) data, data_len, mask) ; if(mode==2) crc16 = crc16_finalize(crc16) ; new_crc = crc16 ; } else if (crclen==24) { crc24 = seed & 0xFFFFFF ; if(mode==0) crc24 = crc24_init() ; crc24 = crc24_update_le(crc24, (const unsigned char *) data, data_len, mask) ; if(mode==2) crc24 = crc24_finalize(crc24) ; new_crc = crc24 ; } else if (crclen==32) { crc32 = seed & 0xFFFFFFFF ; if(mode==0) crc32 = crc32_init() ; crc32 = crc32_update_le(crc32, (const unsigned char *) data, data_len, mask) ; if(mode==2) crc32 = crc32_finalize(crc32) ; new_crc = crc32 ; } else { new_crc = seed ; } return new_crc; }
int crc32_test(void) { #ifndef LTC_TEST return CRYPT_NOP; #else const void* in = "libtomcrypt"; const unsigned char crc32[] = { 0xef, 0x76, 0x73, 0xb3 }; unsigned char out[4]; crc32_state ctx; crc32_init(&ctx); crc32_update(&ctx, in, strlen(in)); crc32_finish(&ctx, out, 4); if (XMEMCMP(crc32, out, 4)) { #ifdef LTC_TEST_DBG ulong32 _out, _crc32; LOAD32H(_out, out); LOAD32H(_crc32, crc32); printf("crc32 fail! Is: 0x%x Should: 0x%x\n", _out, _crc32); #endif return CRYPT_FAIL_TESTVECTOR; } return CRYPT_OK; #endif }
static void instance_init( XferElement *elt) { XferDestHolding *self = XFER_DEST_HOLDING(elt); elt->can_generate_eof = FALSE; self->state_mutex = g_mutex_new(); self->state_cond = g_cond_new(); self->ring_mutex = g_mutex_new(); self->ring_add_cond = g_cond_new(); self->ring_free_cond = g_cond_new(); self->fd = -1; self->use_bytes = 0; self->paused = TRUE; self->chunk_header = NULL; self->filename = NULL; self->first_filename = NULL; self->new_filename = NULL; self->data_bytes_written = 0; self->header_bytes_written = 0; crc32_init(&elt->crc); }
static void read_and_write(XferElementGlue *self) { XferElement *elt = XFER_ELEMENT(self); /* dynamically allocate a buffer, in case this thread has * a limited amount of stack allocated */ char *buf = g_malloc(GLUE_BUFFER_SIZE); int rfd = get_read_fd(self); int wfd = get_write_fd(self); XMsg *msg; crc32_init(&elt->crc); g_debug("read_and_write: read from %d, write to %d", rfd, wfd); while (!elt->cancelled) { size_t len; /* read from upstream */ len = read_fully(rfd, buf, GLUE_BUFFER_SIZE, NULL); if (len < GLUE_BUFFER_SIZE) { if (errno) { if (!elt->cancelled) { xfer_cancel_with_error(elt, _("Error reading from fd %d: %s"), rfd, strerror(errno)); wait_until_xfer_cancelled(elt->xfer); } break; } else if (len == 0) { /* we only count a zero-length read as EOF */ break; } } /* write the buffer fully */ if (!elt->downstream->drain_mode && full_write(wfd, buf, len) < len) { if (elt->downstream->must_drain) { g_debug("Could not write to fd %d: %s", wfd, strerror(errno)); } else if (elt->downstream->ignore_broken_pipe && errno == EPIPE) { } else { if (!elt->cancelled) { xfer_cancel_with_error(elt, _("Could not write to fd %d: %s"), wfd, strerror(errno)); wait_until_xfer_cancelled(elt->xfer); } break; } } crc32_add((uint8_t *)buf, len, &elt->crc); } if (elt->cancelled && elt->expect_eof) xfer_element_drain_fd(rfd); /* close the read fd. If it's not at EOF, then upstream will get EPIPE, which will hopefully * kill it and complete the cancellation */ close_read_fd(self); /* close the fd we've been writing, as an EOF signal to downstream */ close_write_fd(self); g_debug("read_and_write upstream CRC: %08x size %lld", crc32_finish(&elt->crc), (long long)elt->crc.size); g_debug("sending XMSG_CRC message"); msg = xmsg_new(elt->upstream, XMSG_CRC, 0); msg->crc = crc32_finish(&elt->crc); msg->size = elt->crc.size; xfer_queue_message(elt->xfer, msg); g_debug("read_and_write downstream CRC: %08x size %lld", crc32_finish(&elt->crc), (long long)elt->crc.size); g_debug("sending XMSG_CRC message"); msg = xmsg_new(elt->downstream, XMSG_CRC, 0); msg->crc = crc32_finish(&elt->crc); msg->size = elt->crc.size; xfer_queue_message(elt->xfer, msg); amfree(buf); }
void ogg_init(void) { crc32_init(&ogg_crc32, OGG_CRC32_POLY, 0, 0); }
/* * Convert RFC Message-ID/References to FIDO ^AMSGID/^AREPLY */ char *s_msgid_rfc_to_fido(int *origid_flag, char *message_id, int part, int split, char *area) /* origid_flag - Flag for ^AORIGID */ /* message_id - Original RFC-ID */ /* part - part number */ /* split - != 0 # of parts */ /* area - FTN AREA */ { char *id, *host, *p; char *savep; Node node, *n; int hexflag, i; char hexid[16]; unsigned long crc32; TmpS *tmps; /****** Extract id and host from <id@host> *****/ savep = strsave(message_id); /* * Format of message_id is "<*****@*****.**> ..." * We want the the last one in the chain, which is the message id * of the article replied to. */ id = strrchr(savep, '<'); if(!id) { xfree(savep); return NULL; } id++; host = strchr(id, '@'); if(!host) { xfree(savep); return NULL; } *host++ = 0; p = strchr(host, '>'); if(!p) { xfree(savep); return NULL; } *p = 0; /* * Don't convert <funpack....@...> and <NOMSGID-...@...> IDs * generated by FIDOGATE */ if(!strncmp(id, "funpack", 7) || !strncmp(id, "NOMSGID_", 8)) { xfree(savep); return NULL; } /***** Check for old style FTN Message-IDs <abcd1234%[email protected]> *****/ if(!split) { /* * First check ID. A FIDO Message-ID is a hex number with an * optional %Domain string. The hex number must not start with * `0' and it's length must be no more then 8 digits. */ node.domain[0] = 0; p = id; hexflag = isxdigit(*p) && *p!='0'; for(p++, i=0; i<7 && *p && *p!='%'; i++, p++) if(!isxdigit(*p)) hexflag = FALSE; if(hexflag && *p=='%') /* Domain part follows */ { *p++ = 0; BUF_COPY(node.domain, p); } else if(*p) hexflag = FALSE; if(hexflag) { /* Pad with leading 0's */ str_copy(hexid, sizeof(hexid), "00000000"); str_copy(hexid+8-strlen(id), sizeof(hexid)-8+strlen(id), id); /* host must be an FTN address */ if( (n = inet_to_ftn(host)) ) { /* YEP! This is an old-style FTN Message-ID!!! */ node.zone = n->zone; node.net = n->net; node.node = n->node; node.point = n->point; tmps = tmps_printf("%s %s", znfp1(&node), hexid); xfree(savep); if(origid_flag) *origid_flag = FALSE; return tmps->s; } } } /**if(!split)**/ /***** Check for new-style <MSGID_mimeanything@domain> *****/ if(!strncmp(id, "MSGID_", 6)) { p = id + strlen("MSGID_"); tmps = tmps_alloc(strlen(id)+1); mime_dequote(tmps->s, tmps->len, p, MIME_QP|MIME_US); xfree(savep); if(origid_flag) *origid_flag = FALSE; return tmps->s; } /***** Generate ^AMSGID according to msgid.doc specs *****/ /* * New-style FIDO-Gatebau '94 ^AMSGID */ xfree(savep); savep = strsave(message_id); id = strrchr(savep, '<'); if(!id) id = savep; p = strchr(id, '>'); if(!p) p = id; else p++; *p = 0; crc32_init(); crc32_compute((unsigned char *)id, strlen(id)); if(area) crc32_compute((unsigned char *)area, strlen(area)); crc32 = crc32_value(); if(split) crc32 += part - 1; tmps = tmps_alloc(strlen(id)+1+/**Extra**/20); msgid_fts9_quote(tmps->s, id, tmps->len); str_printf(tmps->s + strlen(tmps->s), tmps->len - strlen(tmps->s), " %08lx", crc32); xfree(savep); if(origid_flag) *origid_flag = TRUE; return tmps->s; }
int compression_test(void) { unsigned int size, tsize, compsize, tcompsize; char** filenames; char* canterbury[] = { "canterbury/alice29.txt", "canterbury/asyoulik.txt", "canterbury/cp.html", "canterbury/fields.c", "canterbury/grammar.lsp", "canterbury/kennedy.xls", "canterbury/lcet10.txt", "canterbury/plrabn12.txt", "canterbury/ptt5", "canterbury/sum", "canterbury/xargs.1", NULL }; char* artificial[] = { "artificial/a.txt", "artificial/aaa.txt", "artificial/alphabet.txt", "artificial/random.txt", NULL }; char* large[] = { "large/bible.txt", "large/E.coli", "large/world192.txt", NULL }; char* misc[] = { "misc/pi.txt", NULL }; char* calgary[] = { "calgary/bib", "calgary/book1", "calgary/book2", "calgary/geo", "calgary/news", "calgary/obj1", "calgary/obj2", "calgary/paper1", "calgary/paper2", "calgary/paper3", "calgary/paper4", "calgary/paper5", "calgary/paper6", "calgary/pic", "calgary/progc", "calgary/progl", "calgary/progp", "calgary/trans", NULL }; char** corpus[] = {canterbury, artificial, large, misc, calgary, NULL}; #if 0 lzss_test(argv[1], &size, &compsize); return 0; #endif filenames = corpus[4]; tsize = 0; tcompsize = 0; crc32_init(); while(*filenames) { if(!lzss_test(*filenames++, &size, &compsize)) return -1; tsize += size; tcompsize += compsize; } print("Grand total:\n"); print(" Size: %d bytes\n", tsize); print(" Compressed: %d bytes\n", tcompsize); print(" Ratio: %d%%\n", (tcompsize * 100) / tsize); return 0; }
bool CExeFile::readData(const char episode, const std::string& datadirectory) { crc32_init(); std::string filename = datadirectory + "/keen" + itoa(episode) + ".exe"; std::ifstream File; OpenGameFileR(File, filename, std::ios::binary); if(!File) { // try another filename (Used in Episode 4-6) filename = datadirectory + "/keen" + itoa(episode) + "e.exe"; OpenGameFileR(File, filename, std::ios::binary); } if(!File) { // try another filename (Used in Episode 4-6) for demo versions filename = datadirectory + "/k" + itoa(episode) + "demo.exe"; OpenGameFileR(File, filename, std::ios::binary); } if(!File) return false; m_filename = filename; m_episode = episode; m_datadirectory = datadirectory; if( m_datadirectory != "") if(*(m_datadirectory.end()-1) != '/') m_datadirectory += "/"; File.seekg(0,std::ios::end); m_datasize = File.tellg(); File.seekg(0,std::ios::beg); SAFE_DELETE_ARRAY(m_data); unsigned char* m_data_temp = new unsigned char[m_datasize]; File.read((char*)m_data_temp, m_datasize); File.close(); Cunlzexe UnLZEXE; std::vector<unsigned char> decdata; if(UnLZEXE.decompress(m_data_temp, decdata)) { m_datasize = decdata.size(); m_data = new unsigned char[m_datasize]; m_headersize = UnLZEXE.HeaderSize(); memcpy(m_data, &decdata[0], m_datasize); } else { m_data = new unsigned char[m_datasize]; memcpy(m_data, m_data_temp,m_datasize); } m_headerdata = m_data; m_headersize = UnLZEXE.HeaderSize(); if(!m_headersize) m_headersize = 512; m_rawdata = m_data + m_headersize; const size_t offset_map[] = { /*Dummy:*/ 0x0, /*Keen 1:*/ 0x13050, /*Keen 2:*/ 0x17780, /*Keen 3:*/ 0x19820, /*Keen 4:*/ 0x2EE70, /*Keen 5:*/ 0x30340, /*Keen 6:*/ 0x30D30, /*Keen D:*/ 0x23A70 }; m_data_segment = m_rawdata+offset_map[m_episode]; delete[] m_data_temp; m_crc = getcrc32( m_data, m_datasize ); g_pLogFile->ftextOut( "EXE processed with size of %d and crc of %X\n", m_datasize, m_crc ); return true; }
/* loads the next level from open file fd. returns 0 on success, 1 on success with end of file reached, or -1 on error. */ static int loadlevelfromfile(struct sokgame *game, unsigned char **memptr, char *comment, int maxcommentlen) { int leveldatastarted = 0, endoffile = 0; int x, y, bytebuff; int commentfound = 0; char *origcomment = comment; game->positionx = -1; game->positiony = -1; game->field_width = 0; game->field_height = 0; game->solution = NULL; if ((comment != NULL) && (maxcommentlen > 0)) *comment = 0; /* Fill the area with floor */ for (y = 0; y < 64; y++) { for (x = 0; x < 64; x++) { game->field[x][y] = field_floor; } } x = 0; y = 0; for (;;) { int rleprefix; rleprefix = readRLEbyte(memptr, &bytebuff); if (rleprefix < 0) endoffile = 1; if (endoffile != 0) break; for (; rleprefix > 0; rleprefix--) { switch (bytebuff) { case ' ': /* empty space */ case '-': /* dash (-) and underscore (_) are sometimes used to denote empty spaces */ case '_': game->field[x + 1][y + 1] |= field_floor; x += 1; break; case '#': /* wall */ game->field[x + 1][y + 1] |= field_wall; x += 1; break; case '@': /* player */ game->field[x + 1][y + 1] |= field_floor; game->positionx = x; game->positiony = y; x += 1; break; case '*': /* atom on goal */ game->field[x + 1][y + 1] |= field_goal; case '$': /* atom */ game->field[x + 1][y + 1] |= field_atom; x += 1; break; case '+': /* player on goal */ game->positionx = x; game->positiony = y; case '.': /* goal */ game->field[x + 1][y + 1] |= field_goal; x += 1; break; case '\n': /* next row */ case '|': /* some variants of the xsb format use | as the 'new row' separator (mostly when used with RLE) */ if (leveldatastarted != 0) y += 1; x = 0; break; case '\r': /* CR - ignore those */ break; default: /* anything else is a comment -> skip until end of line or end of file */ if (leveldatastarted != 0) leveldatastarted = -1; if ((commentfound == 0) && (comment != NULL)) commentfound = -1; for (;;) { bytebuff = readbytefrommem(memptr); if (bytebuff == '\r') continue; if (bytebuff == '\n') break; if (bytebuff < 0) { endoffile = 1; break; } if (commentfound == -1) { if (maxcommentlen > 1) { maxcommentlen--; *comment = bytebuff; comment += 1; } else { commentfound = -2; } } } if (commentfound < 0) { commentfound = 1; *comment = 0; trim(origcomment); } break; } if ((leveldatastarted < 0) || (endoffile != 0)) break; if (x > 0) leveldatastarted = 1; if (x >= 62) return(ERR_LEVEL_TOO_LARGE); if (y >= 62) return(ERR_LEVEL_TOO_HIGH); if (x > game->field_width) game->field_width = x; if ((y >= game->field_height) && (x > 0)) game->field_height = y + 1; } if ((leveldatastarted < 0) || (endoffile != 0)) break; } /* check if the loaded game looks sane */ if (game->positionx < 0) return(ERR_PLAYER_POS_UNDEFINED); if (game->field_height < 1) return(ERR_LEVEL_TOO_SMALL); if (game->field_width < 1) return(ERR_LEVEL_TOO_SMALL); if (leveldatastarted == 0) return(ERR_NO_LEVEL_DATA_FOUND); /* remove floors around the level */ floodFillField(game, 63, 63); /* move the field by -1 vertically and horizontally to remove the additional row and column added for the fill function to be able to get around the field. */ for (y = 0; y < 63; y++) { for (x = 0; x < 63; x++) { game->field[x][y] = game->field[x + 1][y + 1]; } } /* compute the CRC32 of the field */ game->crc32 = crc32_init(); for (y = 0; y < game->field_width; y++) { for (x = 0; x < game->field_height; x++) { crc32_feed(&(game->crc32), &(game->field[x][y]), 1); } } crc32_finish(&(game->crc32)); if (endoffile != 0) return(1); return(0); }
/* * doing similar to $ gtar | compression | encryption */ static void start_backup( dle_t *dle, char *host, int dataf, int mesgf, int indexf) { char tmppath[PATH_MAX]; int dumpin, dumpout, compout; char *cmd = NULL; char *indexcmd = NULL; char *dirname = NULL; int l; char dumptimestr[80] = "UNUSED"; struct tm *gmtm; amandates_t *amdates = NULL; time_t prev_dumptime = 0; char *error_pn = NULL; char *compopt = NULL; char *encryptopt = skip_argument; char *tquoted; char *fquoted; char *qdisk; int infd, outfd; ssize_t nb; char buf[32768]; char *amandates_file = NULL; am_level_t *alevel = (am_level_t *)dle->levellist->data; int level = alevel->level; int native_pipe[2]; int client_pipe[2]; int data_out; have_filter = FALSE; crc32_init(&native_crc.crc); crc32_init(&client_crc.crc); /* create pipes to compute the native CRC */ if (pipe(native_pipe) < 0) { char *errmsg; char *qerrmsg; errmsg = g_strdup_printf(_("Program '%s': can't create pipe"), dle->program); qerrmsg = quote_string(errmsg); fdprintf(mesgf, _("sendbackup: error [%s]\n"), errmsg); dbprintf(_("ERROR %s\n"), qerrmsg); amfree(qerrmsg); amfree(errmsg); return; } if (dle->encrypt == ENCRYPT_CUST || dle->compress == COMP_FAST || dle->compress == COMP_BEST || dle->compress == COMP_CUST) { have_filter = TRUE; /* create pipes to compute the client CRC */ if (pipe(client_pipe) < 0) { char *errmsg; char *qerrmsg; errmsg = g_strdup_printf(_("Application '%s': can't create pipe"), dle->program); qerrmsg = quote_string(errmsg); fdprintf(mesgf, _("sendbackup: error [%s]\n"), errmsg); dbprintf(_("ERROR %s\n"), qerrmsg); amfree(qerrmsg); amfree(errmsg); return; } data_out = client_pipe[1]; client_pipe[1] = -1; } else { data_out = dataf; dataf = -1; } error_pn = g_strconcat(get_pname(), "-smbclient", NULL); qdisk = quote_string(dle->disk); dbprintf(_("start: %s:%s lev %d\n"), host, qdisk, level); g_fprintf(stderr, _("%s: start [%s:%s level %d]\n"), get_pname(), host, qdisk, level); /* apply client-side encryption here */ if ( dle->encrypt == ENCRYPT_CUST ) { encpid = pipespawn(dle->clnt_encrypt, STDIN_PIPE, 0, &compout, &data_out, &mesgf, dle->clnt_encrypt, encryptopt, NULL); dbprintf(_("gnutar: pid %ld: %s\n"), (long)encpid, dle->clnt_encrypt); aclose(data_out); } else { compout = data_out; data_out = -1; encpid = -1; } /* now do the client-side compression */ if (dle->compress == COMP_FAST || dle->compress == COMP_BEST) { compopt = skip_argument; #if defined(COMPRESS_BEST_OPT) && defined(COMPRESS_FAST_OPT) if(dle->compress == COMP_BEST) { compopt = COMPRESS_BEST_OPT; } else { compopt = COMPRESS_FAST_OPT; } #endif comppid = pipespawn(COMPRESS_PATH, STDIN_PIPE, 0, &dumpout, &compout, &mesgf, COMPRESS_PATH, compopt, NULL); dbprintf(_("gnutar: pid %ld: %s"), (long)comppid, COMPRESS_PATH); if(compopt != skip_argument) { dbprintf(_("pid %ld: %s %s\n"), (long)comppid, COMPRESS_PATH, compopt); } else { dbprintf(_("pid %ld: %s\n"), (long)comppid, COMPRESS_PATH); } aclose(compout); } else if (dle->compress == COMP_CUST) { compopt = skip_argument; comppid = pipespawn(dle->compprog, STDIN_PIPE, 0, &dumpout, &compout, &mesgf, dle->compprog, compopt, NULL); if(compopt != skip_argument) { dbprintf(_("pid %ld: %s %s\n"), (long)comppid, dle->compprog, compopt); } else { dbprintf(_("pid %ld: %s\n"), (long)comppid, dle->compprog); } aclose(compout); } else { dumpout = compout; compout = -1; comppid = -1; } gnutar_list_dir = getconf_str(CNF_GNUTAR_LIST_DIR); if (strlen(gnutar_list_dir) == 0) gnutar_list_dir = NULL; #ifdef SAMBA_CLIENT /* { */ if (dle->device[0] == '/' && dle->device[1]=='/') amfree(incrname); else #endif /* } */ if (gnutar_list_dir) { char *basename = NULL; char number[NUM_STR_SIZE]; char *inputname = NULL; int baselevel; char *sdisk = sanitise_filename(dle->disk); basename = g_strjoin(NULL, gnutar_list_dir, "/", host, sdisk, NULL); amfree(sdisk); g_snprintf(number, sizeof(number), "%d", level); incrname = g_strjoin(NULL, basename, "_", number, ".new", NULL); unlink(incrname); /* * Open the listed incremental file from the previous level. Search * backward until one is found. If none are found (which will also * be true for a level 0), arrange to read from /dev/null. */ baselevel = level; infd = -1; while (infd == -1) { if (--baselevel >= 0) { g_snprintf(number, sizeof(number), "%d", baselevel); g_free(inputname); inputname = g_strconcat(basename, "_", number, NULL); } else { g_free(inputname); inputname = g_strdup("/dev/null"); } if ((infd = open(inputname, O_RDONLY)) == -1) { int save_errno = errno; char *qname = quote_string(inputname); dbprintf(_("gnutar: error opening '%s': %s\n"), qname, strerror(save_errno)); if (baselevel < 0) { error(_("error [opening '%s': %s]"), qname, strerror(save_errno)); /*NOTREACHED*/ } amfree(qname); } } /* * Copy the previous listed incremental file to the new one. */ if ((outfd = open(incrname, O_WRONLY|O_CREAT, 0600)) == -1) { error(_("error [opening '%s': %s]"), incrname, strerror(errno)); /*NOTREACHED*/ } while ((nb = read(infd, &buf, sizeof(buf))) > 0) { if (full_write(outfd, &buf, (size_t)nb) < (size_t)nb) { error(_("error [writing to '%s': %s]"), incrname, strerror(errno)); /*NOTREACHED*/ } } if (nb < 0) { error(_("error [reading from '%s': %s]"), inputname, strerror(errno)); /*NOTREACHED*/ } if (close(infd) != 0) { error(_("error [closing '%s': %s]"), inputname, strerror(errno)); /*NOTREACHED*/ } if (close(outfd) != 0) { error(_("error [closing '%s': %s]"), incrname, strerror(errno)); /*NOTREACHED*/ } tquoted = quote_string(incrname); if(baselevel >= 0) { fquoted = quote_string(inputname); dbprintf(_("doing level %d dump as listed-incremental from '%s' to '%s'\n"), level, fquoted, tquoted); amfree(fquoted); } else { dbprintf(_("doing level %d dump as listed-incremental to '%s'\n"), level, tquoted); } amfree(tquoted); amfree(inputname); amfree(basename); } else { /* no gnutar-listdir, so we're using amandates */ /* find previous dump time, failing completely if there's a problem */ amandates_file = getconf_str(CNF_AMANDATES); if(!start_amandates(amandates_file, 0)) { error(_("error [opening %s: %s]"), amandates_file, strerror(errno)); /*NOTREACHED*/ } amdates = amandates_lookup(dle->disk); prev_dumptime = EPOCH; for(l = 0; l < level; l++) { if(amdates->dates[l] > prev_dumptime) prev_dumptime = amdates->dates[l]; } finish_amandates(); free_amandates(); gmtm = gmtime(&prev_dumptime); g_snprintf(dumptimestr, sizeof(dumptimestr), "%04d-%02d-%02d %2d:%02d:%02d GMT", gmtm->tm_year + 1900, gmtm->tm_mon+1, gmtm->tm_mday, gmtm->tm_hour, gmtm->tm_min, gmtm->tm_sec); dbprintf(_("gnutar: doing level %d dump from amandates-derived date: %s\n"), level, dumptimestr); } dirname = amname_to_dirname(dle->device); cur_dumptime = time(0); cur_level = level; cur_disk = g_strdup(dle->disk); #ifdef GNUTAR # define PROGRAM_GNUTAR GNUTAR #else # define PROGRAM_GNUTAR "tar" #endif indexcmd = g_strjoin(NULL, PROGRAM_GNUTAR, " -tf", " -", " 2>/dev/null", " | sed", " -e", " \'s/^\\.//\'", NULL); #ifdef SAMBA_CLIENT /* { */ /* Use sambatar if the disk to back up is a PC disk */ if (dle->device[0] == '/' && dle->device[1]=='/') { char *sharename = NULL, *user_and_password = NULL, *domain = NULL; char *share = NULL, *subdir = NULL; char *pwtext = NULL; char *taropt; int passwdf = -1; size_t lpass; size_t pwtext_len; char *pw_fd_env; parsesharename(dle->device, &share, &subdir); if (!share) { amfree(share); amfree(subdir); set_pname(error_pn); amfree(error_pn); error(_("cannot parse disk entry %s for share/subdir"), qdisk); /*NOTREACHED*/ } if ((subdir) && (SAMBA_VERSION < 2)) { amfree(share); amfree(subdir); set_pname(error_pn); amfree(error_pn); error(_("subdirectory specified for share %s but samba not v2 or better"), qdisk); /*NOTREACHED*/ } if ((user_and_password = findpass(share, &domain)) == NULL) { if(domain) { memset(domain, '\0', strlen(domain)); amfree(domain); } set_pname(error_pn); amfree(error_pn); error(_("error [invalid samba host or password not found?]")); /*NOTREACHED*/ } lpass = strlen(user_and_password); if ((pwtext = strchr(user_and_password, '%')) == NULL) { memset(user_and_password, '\0', lpass); amfree(user_and_password); if(domain) { memset(domain, '\0', strlen(domain)); amfree(domain); } set_pname(error_pn); amfree(error_pn); error(_("password field not \'user%%pass\' for %s"), qdisk); /*NOTREACHED*/ } *pwtext++ = '\0'; pwtext_len = strlen(pwtext); if ((sharename = makesharename(share, 0)) == 0) { memset(user_and_password, '\0', lpass); amfree(user_and_password); if(domain) { memset(domain, '\0', strlen(domain)); amfree(domain); } set_pname(error_pn); amfree(error_pn); error(_("error [can't make share name of %s]"), share); /*NOTREACHED*/ } taropt = g_strdup("-T"); if(dle->exclude_file && dle->exclude_file->nb_element == 1) { strappend(taropt, "X"); } #if SAMBA_VERSION >= 2 strappend(taropt, "q"); #endif strappend(taropt, "c"); if (level != 0) { strappend(taropt, "g"); } else if (dle->record) { strappend(taropt, "a"); } if (subdir) { dbprintf(_("gnutar: backup of %s/%s\n"), sharename, subdir); } else { dbprintf(_("gnutar: backup of %s\n"), sharename); } program->backup_name = program->restore_name = SAMBA_CLIENT; cmd = g_strdup(program->backup_name); info_tapeheader(dle); start_index(dle->create_index, native_pipe[1], mesgf, indexf, indexcmd); if (pwtext_len > 0) { pw_fd_env = "PASSWD_FD"; } else { pw_fd_env = "dummy_PASSWD_FD"; } dumppid = pipespawn(cmd, STDIN_PIPE|PASSWD_PIPE, 0, &dumpin, &native_pipe[1], &mesgf, pw_fd_env, &passwdf, "smbclient", sharename, *user_and_password ? "-U" : skip_argument, *user_and_password ? user_and_password : skip_argument, "-E", domain ? "-W" : skip_argument, domain ? domain : skip_argument, #if SAMBA_VERSION >= 2 subdir ? "-D" : skip_argument, subdir ? subdir : skip_argument, #endif "-d0", taropt, "-", dle->exclude_file && dle->exclude_file->nb_element == 1 ? dle->exclude_file->first->name : skip_argument, NULL); if(domain) { memset(domain, '\0', strlen(domain)); amfree(domain); } if(pwtext_len > 0 && full_write(passwdf, pwtext, pwtext_len) < pwtext_len) { int save_errno = errno; aclose(passwdf); memset(user_and_password, '\0', lpass); amfree(user_and_password); set_pname(error_pn); amfree(error_pn); error(_("error [password write failed: %s]"), strerror(save_errno)); /*NOTREACHED*/ } memset(user_and_password, '\0', lpass); amfree(user_and_password); aclose(passwdf); amfree(sharename); amfree(share); amfree(subdir); amfree(taropt); tarpid = dumppid; } else #endif /*end of samba */ { int nb_exclude = 0; int nb_include = 0; GPtrArray *argv_ptr = g_ptr_array_new(); char *file_exclude = NULL; char *file_include = NULL; messagelist_t mlist = NULL; if (dle->exclude_file) nb_exclude+=dle->exclude_file->nb_element; if (dle->exclude_list) nb_exclude+=dle->exclude_list->nb_element; if (dle->include_file) nb_include+=dle->include_file->nb_element; if (dle->include_list) nb_include+=dle->include_list->nb_element; if (nb_exclude > 0) file_exclude = build_exclude(dle, &mlist); if (nb_include > 0) file_include = build_include(dle, dirname, &mlist); g_slist_free(mlist); // MUST also free the message cmd = g_strjoin(NULL, amlibexecdir, "/", "runtar", NULL); info_tapeheader(dle); start_index(dle->create_index, native_pipe[1], mesgf, indexf, indexcmd); g_ptr_array_add(argv_ptr, g_strdup("runtar")); if (g_options->config) g_ptr_array_add(argv_ptr, g_strdup(g_options->config)); else g_ptr_array_add(argv_ptr, g_strdup("NOCONFIG")); #ifdef GNUTAR g_ptr_array_add(argv_ptr, g_strdup(GNUTAR)); #else g_ptr_array_add(argv_ptr, g_strdup("tar")); #endif g_ptr_array_add(argv_ptr, g_strdup("--create")); g_ptr_array_add(argv_ptr, g_strdup("--file")); g_ptr_array_add(argv_ptr, g_strdup("-")); g_ptr_array_add(argv_ptr, g_strdup("--directory")); canonicalize_pathname(dirname, tmppath); g_ptr_array_add(argv_ptr, g_strdup(tmppath)); g_ptr_array_add(argv_ptr, g_strdup("--one-file-system")); if (gnutar_list_dir && incrname) { g_ptr_array_add(argv_ptr, g_strdup("--listed-incremental")); g_ptr_array_add(argv_ptr, g_strdup(incrname)); } else { g_ptr_array_add(argv_ptr, g_strdup("--incremental")); g_ptr_array_add(argv_ptr, g_strdup("--newer")); g_ptr_array_add(argv_ptr, g_strdup(dumptimestr)); } #ifdef ENABLE_GNUTAR_ATIME_PRESERVE /* --atime-preserve causes gnutar to call * utime() after reading files in order to * adjust their atime. However, utime() * updates the file's ctime, so incremental * dumps will think the file has changed. */ g_ptr_array_add(argv_ptr, g_strdup("--atime-preserve")); #endif g_ptr_array_add(argv_ptr, g_strdup("--sparse")); g_ptr_array_add(argv_ptr, g_strdup("--ignore-failed-read")); g_ptr_array_add(argv_ptr, g_strdup("--totals")); if(file_exclude) { g_ptr_array_add(argv_ptr, g_strdup("--exclude-from")); g_ptr_array_add(argv_ptr, g_strdup(file_exclude)); } if(file_include) { g_ptr_array_add(argv_ptr, g_strdup("--files-from")); g_ptr_array_add(argv_ptr, g_strdup(file_include)); } else { g_ptr_array_add(argv_ptr, g_strdup(".")); } g_ptr_array_add(argv_ptr, NULL); dumppid = pipespawnv(cmd, STDIN_PIPE, 0, &dumpin, &native_pipe[1], &mesgf, (char **)argv_ptr->pdata); tarpid = dumppid; amfree(file_exclude); amfree(file_include); g_ptr_array_free_full(argv_ptr); } dbprintf(_("gnutar: %s: pid %ld\n"), cmd, (long)dumppid); amfree(qdisk); amfree(dirname); amfree(cmd); amfree(indexcmd); amfree(error_pn); /* close the write ends of the pipes */ aclose(dumpin); aclose(native_pipe[1]); aclose(mesgf); if (dle->create_index) aclose(indexf); if (shm_control_name) { shm_ring = shm_ring_link(shm_control_name); shm_ring_producer_set_size(shm_ring, NETWORK_BLOCK_BYTES*16, NETWORK_BLOCK_BYTES*4); native_crc.in = native_pipe[0]; if (!have_filter) { native_crc.out = dumpout; native_crc.shm_ring = shm_ring; native_crc.thread = g_thread_create(handle_crc_to_shm_ring_thread, (gpointer)&native_crc, TRUE, NULL); } else { native_crc.out = dumpout; native_crc.thread = g_thread_create(handle_crc_thread, (gpointer)&native_crc, TRUE, NULL); client_crc.in = client_pipe[0]; client_crc.out = dataf; client_crc.shm_ring = shm_ring; client_crc.thread = g_thread_create(handle_crc_to_shm_ring_thread, (gpointer)&client_crc, TRUE, NULL); } } else { native_crc.in = native_pipe[0]; native_crc.out = dumpout; native_crc.thread = g_thread_create(handle_crc_thread, (gpointer)&native_crc, TRUE, NULL); if (have_filter) { client_crc.in = client_pipe[0]; client_crc.out = dataf; client_crc.thread = g_thread_create(handle_crc_thread, (gpointer)&client_crc, TRUE, NULL); } } }
int lzss_test(char* filename, unsigned int* psize, unsigned int* pcompsize) { int ret; unsigned char* in = NULL; unsigned int insize; unsigned char* out = NULL; unsigned int outsize, outmaxsize; unsigned int crc0, crc1; print("File: %s\n", filename); if(!file_get(filename, &in, &insize)) goto error; *psize = insize; crc32_init(); crc0 = crc32_buffer(in, insize); print("crc: %08X\n", crc0); print("uncompressed size: %d bytes\n", insize); outmaxsize = 2 * insize; out = memory_alloc(outmaxsize); outsize = lzss_compress(in, insize, out, outmaxsize); if(outsize == -1) { print("Compression error\n"); goto error; } *pcompsize = outsize; print("compressed size: %d bytes\n", outsize); print("ratio: %d%%\n", (outsize * 100) / insize); memory_set(in, insize, 0); outsize = lzss_decompress(out, outsize, in, insize); crc1 = crc32_buffer(in, insize); if(crc0 != crc1) { print("CRCs do not match!\n"); goto error; } //if(!file_put("out", in, outsize)) // goto error; print("Success.\n\n"); ret = 1; done: if(in) memory_free(in); if(out) memory_free(out); return ret; error: ret = 0; goto done; }
int app_ok(){ if (!APP_RANGE_VALID(APP_START, app_info->image_size)) { return 0; } uint32_t crc = crc32_init(); crc = crc32_update(crc, (void*)APP_START, app_info->image_size); crc = crc32_finalize(crc); if (crc != 0) { return 0; } return 1; }