1 /* $OpenBSD: build.c,v 1.5 2017/08/27 08:15:48 otto Exp $ */ 2 3 /* 4 * Copyright (c) 2007 Reyk Floeter <reyk@openbsd.org> 5 * Copyright (c) 2004 Theo de Raadt <deraadt@openbsd.org> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 #include <sys/types.h> 21 22 #include <dev/pci/if_myxreg.h> 23 24 #include <fcntl.h> 25 #include <stdlib.h> 26 #include <err.h> 27 #include <unistd.h> 28 #include <string.h> 29 #include <stdio.h> 30 #include <zlib.h> 31 32 #include "eth_z8e.h" 33 #include "ethp_z8e.h" 34 35 #define CHUNK 8192 36 37 void 38 myx_build_firmware(u_int8_t *fw, size_t len, size_t ulen, const char *file) 39 { 40 z_stream zs; 41 42 FILE *f; 43 size_t rlen, total = 0; 44 u_int8_t *ufw; 45 int rv; 46 47 f = fopen(file, "w"); 48 if (f == NULL) 49 err(1, "%s", file); 50 51 ufw = malloc(ulen); 52 if (ufw == NULL) 53 err(1, "ufw malloc"); 54 55 bzero(&zs, sizeof (zs)); 56 rv = inflateInit(&zs); 57 if (rv != Z_OK) 58 errx(1, "uncompress init failure"); 59 60 zs.avail_in = len; 61 zs.next_in = fw; 62 zs.avail_out = ulen; 63 zs.next_out = ufw; 64 rv = inflate(&zs, Z_FINISH); 65 if (rv != Z_STREAM_END) 66 errx(1, "zlib %d", rv); 67 68 inflateEnd(&zs); 69 70 do { 71 rlen = ulen - total; 72 if (rlen > CHUNK) 73 rlen = CHUNK; 74 75 if (fwrite(&ufw[total], rlen, 1, f) < 1) { 76 if (!ferror(f)) 77 errx(1, "unexpected short write"); 78 err(1, "%s", file); 79 } 80 81 total += rlen; 82 } while (total < ulen); 83 84 printf("%s: len %zu -> %zu\n", file, len, ulen); 85 free(ufw); 86 fclose(f); 87 } 88 89 int 90 main(int argc, char *argv[]) 91 { 92 myx_build_firmware(eth_z8e, eth_z8e_length, 93 eth_z8e_uncompressed_length, MYXFW_ALIGNED); 94 myx_build_firmware(ethp_z8e, ethp_z8e_length, 95 ethp_z8e_uncompressed_length, MYXFW_UNALIGNED); 96 return (0); 97 } 98