C++ (Cpp) imagetool_verify_print_header Beispiele

Beispiel #1

int main(int argc, char **argv)
{
	int ifd = -1;
	struct stat sbuf;
	char *ptr;
	int retval = 0;
	struct image_type_params *tparams = NULL;
	int pad_len = 0;
	int dfd;

	params.cmdname = *argv;
	params.addr = 0;
	params.ep = 0;

	process_args(argc, argv);

	/* set tparams as per input type_id */
	tparams = imagetool_get_type(params.type);
	if (tparams == NULL) {
		fprintf (stderr, "%s: unsupported type %s\n",
			params.cmdname, genimg_get_type_name(params.type));
		exit (EXIT_FAILURE);
	}

	/*
	 * check the passed arguments parameters meets the requirements
	 * as per image type to be generated/listed
	 */
	if (tparams->check_params)
		if (tparams->check_params (&params))
			usage("Bad parameters for image type");

	if (!params.eflag) {
		params.ep = params.addr;
		/* If XIP, entry point must be after the U-Boot header */
		if (params.xflag)
			params.ep += tparams->header_size;
	}

	if (params.fflag){
		if (tparams->fflag_handle)
			/*
			 * in some cases, some additional processing needs
			 * to be done if fflag is defined
			 *
			 * For ex. fit_handle_file for Fit file support
			 */
			retval = tparams->fflag_handle(&params);

		if (retval != EXIT_SUCCESS)
			exit (retval);
	}

	if (params.lflag || params.fflag) {
		ifd = open (params.imagefile, O_RDONLY|O_BINARY);
	} else {
		ifd = open (params.imagefile,
			O_RDWR|O_CREAT|O_TRUNC|O_BINARY, 0666);
	}

	if (ifd < 0) {
		fprintf (stderr, "%s: Can't open %s: %s\n",
			params.cmdname, params.imagefile,
			strerror(errno));
		exit (EXIT_FAILURE);
	}

	if (params.lflag || params.fflag) {
		/*
		 * list header information of existing image
		 */
		if (fstat(ifd, &sbuf) < 0) {
			fprintf (stderr, "%s: Can't stat %s: %s\n",
				params.cmdname, params.imagefile,
				strerror(errno));
			exit (EXIT_FAILURE);
		}

		if ((unsigned)sbuf.st_size < tparams->header_size) {
			fprintf (stderr,
				"%s: Bad size: \"%s\" is not valid image\n",
				params.cmdname, params.imagefile);
			exit (EXIT_FAILURE);
		}

		ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0);
		if (ptr == MAP_FAILED) {
			fprintf (stderr, "%s: Can't read %s: %s\n",
				params.cmdname, params.imagefile,
				strerror(errno));
			exit (EXIT_FAILURE);
		}

		/*
		 * scan through mkimage registry for all supported image types
		 * and verify the input image file header for match
		 * Print the image information for matched image type
		 * Returns the error code if not matched
		 */
		retval = imagetool_verify_print_header(ptr, &sbuf,
				tparams, &params);

		(void) munmap((void *)ptr, sbuf.st_size);
		(void) close (ifd);

		exit (retval);
	}

	if ((params.type != IH_TYPE_MULTI) && (params.type != IH_TYPE_SCRIPT)) {
		dfd = open(params.datafile, O_RDONLY | O_BINARY);
		if (dfd < 0) {
			fprintf(stderr, "%s: Can't open %s: %s\n",
				params.cmdname, params.datafile,
				strerror(errno));
			exit(EXIT_FAILURE);
		}

		if (fstat(dfd, &sbuf) < 0) {
			fprintf(stderr, "%s: Can't stat %s: %s\n",
				params.cmdname, params.datafile,
				strerror(errno));
			exit(EXIT_FAILURE);
		}

		params.file_size = sbuf.st_size + tparams->header_size;
		close(dfd);
	}

	/*
	 * In case there an header with a variable
	 * length will be added, the corresponding
	 * function is called. This is responsible to
	 * allocate memory for the header itself.
	 */
	if (tparams->vrec_header)
		pad_len = tparams->vrec_header(&params, tparams);
	else
		memset(tparams->hdr, 0, tparams->header_size);

	if (write(ifd, tparams->hdr, tparams->header_size)
					!= tparams->header_size) {
		fprintf (stderr, "%s: Write error on %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	if (!params.skipcpy) {
		if (params.type == IH_TYPE_MULTI ||
		    params.type == IH_TYPE_SCRIPT) {
			char *file = params.datafile;
			uint32_t size;

			for (;;) {
				char *sep = NULL;

				if (file) {
					if ((sep = strchr(file, ':')) != NULL) {
						*sep = '\0';
					}

					if (stat (file, &sbuf) < 0) {
						fprintf (stderr, "%s: Can't stat %s: %s\n",
							 params.cmdname, file, strerror(errno));
						exit (EXIT_FAILURE);
					}
					size = cpu_to_uimage (sbuf.st_size);
				} else {
					size = 0;
				}

				if (write(ifd, (char *)&size, sizeof(size)) != sizeof(size)) {
					fprintf (stderr, "%s: Write error on %s: %s\n",
						 params.cmdname, params.imagefile,
						 strerror(errno));
					exit (EXIT_FAILURE);
				}

				if (!file) {
					break;
				}

				if (sep) {
					*sep = ':';
					file = sep + 1;
				} else {
					file = NULL;
				}
			}

			file = params.datafile;

			for (;;) {
				char *sep = strchr(file, ':');
				if (sep) {
					*sep = '\0';
					copy_file (ifd, file, 1);
					*sep++ = ':';
					file = sep;
				} else {
					copy_file (ifd, file, 0);
					break;
				}
			}
		} else if (params.type == IH_TYPE_PBLIMAGE) {
			/* PBL has special Image format, implements its' own */
			pbl_load_uboot(ifd, &params);
		} else {
			copy_file(ifd, params.datafile, pad_len);
		}
	}

	/* We're a bit of paranoid */
#if defined(_POSIX_SYNCHRONIZED_IO) && \
   !defined(__sun__) && \
   !defined(__FreeBSD__) && \
   !defined(__OpenBSD__) && \
   !defined(__APPLE__)
	(void) fdatasync (ifd);
#else
	(void) fsync (ifd);
#endif

	if (fstat(ifd, &sbuf) < 0) {
		fprintf (stderr, "%s: Can't stat %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}
	params.file_size = sbuf.st_size;

	ptr = mmap(0, sbuf.st_size, PROT_READ|PROT_WRITE, MAP_SHARED, ifd, 0);
	if (ptr == MAP_FAILED) {
		fprintf (stderr, "%s: Can't map %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	/* Setup the image header as per input image type*/
	if (tparams->set_header)
		tparams->set_header (ptr, &sbuf, ifd, &params);
	else {
		fprintf (stderr, "%s: Can't set header for %s: %s\n",
			params.cmdname, tparams->name, strerror(errno));
		exit (EXIT_FAILURE);
	}

	/* Print the image information by processing image header */
	if (tparams->print_header)
		tparams->print_header (ptr);
	else {
		fprintf (stderr, "%s: Can't print header for %s: %s\n",
			params.cmdname, tparams->name, strerror(errno));
		exit (EXIT_FAILURE);
	}

	(void) munmap((void *)ptr, sbuf.st_size);

	/* We're a bit of paranoid */
#if defined(_POSIX_SYNCHRONIZED_IO) && \
   !defined(__sun__) && \
   !defined(__FreeBSD__) && \
   !defined(__OpenBSD__) && \
   !defined(__APPLE__)
	(void) fdatasync (ifd);
#else
	(void) fsync (ifd);
#endif

	if (close(ifd)) {
		fprintf (stderr, "%s: Write error on %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	exit (EXIT_SUCCESS);
}

Beispiel #2

Datei: mkimage.c Projekt: 96boards-bubblegum/u-boot

int main(int argc, char **argv)
{
	int ifd = -1;
	struct stat sbuf;
	char *ptr;
	int retval = 0;
	struct image_type_params *tparams = NULL;
	int pad_len = 0;
	int dfd;

	params.cmdname = *argv;
	params.addr = params.ep = 0;

	while (--argc > 0 && **++argv == '-') {
		while (*++*argv) {
			switch (**argv) {
			case 'l':
				params.lflag = 1;
				break;
			case 'A':
				if ((--argc <= 0) ||
					(params.arch =
					genimg_get_arch_id (*++argv)) < 0)
					usage ();
				goto NXTARG;
			case 'c':
				if (--argc <= 0)
					usage();
				params.comment = *++argv;
				goto NXTARG;
			case 'C':
				if ((--argc <= 0) ||
					(params.comp =
					genimg_get_comp_id (*++argv)) < 0)
					usage ();
				goto NXTARG;
			case 'D':
				if (--argc <= 0)
					usage ();
				params.dtc = *++argv;
				goto NXTARG;

			case 'O':
				if ((--argc <= 0) ||
					(params.os =
					genimg_get_os_id (*++argv)) < 0)
					usage ();
				goto NXTARG;
			case 'T':
				params.type = -1;
				if (--argc >= 0 && argv[1]) {
					params.type =
						genimg_get_type_id(*++argv);
				}
				if (params.type < 0) {
					show_image_types();
					usage();
				}
				goto NXTARG;
			case 'a':
				if (--argc <= 0)
					usage ();
				params.addr = strtoull(*++argv, &ptr, 16);
				if (*ptr) {
					fprintf (stderr,
						"%s: invalid load address %s\n",
						params.cmdname, *argv);
					exit (EXIT_FAILURE);
				}
				goto NXTARG;
			case 'd':
				if (--argc <= 0)
					usage ();
				params.datafile = *++argv;
				params.dflag = 1;
				goto NXTARG;
			case 'e':
				if (--argc <= 0)
					usage ();
				params.ep = strtoull(*++argv, &ptr, 16);
				if (*ptr) {
					fprintf (stderr,
						"%s: invalid entry point %s\n",
						params.cmdname, *argv);
					exit (EXIT_FAILURE);
				}
				params.eflag = 1;
				goto NXTARG;
			case 'f':
				if (--argc <= 0)
					usage ();
				params.datafile = *++argv;
				/* no break */
			case 'F':
				/*
				 * The flattened image tree (FIT) format
				 * requires a flattened device tree image type
				 */
				params.type = IH_TYPE_FLATDT;
				params.fflag = 1;
				goto NXTARG;
			case 'k':
				if (--argc <= 0)
					usage();
				params.keydir = *++argv;
				goto NXTARG;
			case 'K':
				if (--argc <= 0)
					usage();
				params.keydest = *++argv;
				goto NXTARG;
			case 'n':
				if (--argc <= 0)
					usage ();
				params.imagename = *++argv;
				goto NXTARG;
			case 'r':
				params.require_keys = 1;
				break;
			case 'R':
				if (--argc <= 0)
					usage();
				/*
				 * This entry is for the second configuration
				 * file, if only one is not enough.
				 */
				params.imagename2 = *++argv;
				goto NXTARG;
			case 's':
				params.skipcpy = 1;
				break;
			case 'v':
				params.vflag++;
				break;
			case 'V':
				printf("mkimage version %s\n", PLAIN_VERSION);
				exit(EXIT_SUCCESS);
			case 'x':
				params.xflag++;
				break;
			default:
				usage ();
			}
		}
NXTARG:		;
	}

	if (argc != 1)
		usage ();

	/* set tparams as per input type_id */
	tparams = imagetool_get_type(params.type);
	if (tparams == NULL) {
		fprintf (stderr, "%s: unsupported type %s\n",
			params.cmdname, genimg_get_type_name(params.type));
		exit (EXIT_FAILURE);
	}

	/*
	 * check the passed arguments parameters meets the requirements
	 * as per image type to be generated/listed
	 */
	if (tparams->check_params)
		if (tparams->check_params (&params))
			usage ();

	if (!params.eflag) {
		params.ep = params.addr;
		/* If XIP, entry point must be after the U-Boot header */
		if (params.xflag)
			params.ep += tparams->header_size;
	}

	params.imagefile = *argv;

	if (params.fflag){
		if (tparams->fflag_handle)
			/*
			 * in some cases, some additional processing needs
			 * to be done if fflag is defined
			 *
			 * For ex. fit_handle_file for Fit file support
			 */
			retval = tparams->fflag_handle(&params);

		if (retval != EXIT_SUCCESS)
			exit (retval);
	}

	if (params.lflag || params.fflag) {
		ifd = open (params.imagefile, O_RDONLY|O_BINARY);
	} else {
		ifd = open (params.imagefile,
			O_RDWR|O_CREAT|O_TRUNC|O_BINARY, 0666);
	}

	if (ifd < 0) {
		fprintf (stderr, "%s: Can't open %s: %s\n",
			params.cmdname, params.imagefile,
			strerror(errno));
		exit (EXIT_FAILURE);
	}

	if (params.lflag || params.fflag) {
		/*
		 * list header information of existing image
		 */
		if (fstat(ifd, &sbuf) < 0) {
			fprintf (stderr, "%s: Can't stat %s: %s\n",
				params.cmdname, params.imagefile,
				strerror(errno));
			exit (EXIT_FAILURE);
		}

		if ((unsigned)sbuf.st_size < tparams->header_size) {
			fprintf (stderr,
				"%s: Bad size: \"%s\" is not valid image\n",
				params.cmdname, params.imagefile);
			exit (EXIT_FAILURE);
		}

		ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0);
		if (ptr == MAP_FAILED) {
			fprintf (stderr, "%s: Can't read %s: %s\n",
				params.cmdname, params.imagefile,
				strerror(errno));
			exit (EXIT_FAILURE);
		}

		/*
		 * scan through mkimage registry for all supported image types
		 * and verify the input image file header for match
		 * Print the image information for matched image type
		 * Returns the error code if not matched
		 */
		retval = imagetool_verify_print_header(ptr, &sbuf,
				tparams, &params);

		(void) munmap((void *)ptr, sbuf.st_size);
		(void) close (ifd);

		exit (retval);
	}

	if ((params.type != IH_TYPE_MULTI) && (params.type != IH_TYPE_SCRIPT)) {
		dfd = open(params.datafile, O_RDONLY | O_BINARY);
		if (dfd < 0) {
			fprintf(stderr, "%s: Can't open %s: %s\n",
				params.cmdname, params.datafile,
				strerror(errno));
			exit(EXIT_FAILURE);
		}

		if (fstat(dfd, &sbuf) < 0) {
			fprintf(stderr, "%s: Can't stat %s: %s\n",
				params.cmdname, params.datafile,
				strerror(errno));
			exit(EXIT_FAILURE);
		}

		params.file_size = sbuf.st_size + tparams->header_size;
		close(dfd);
	}

	/*
	 * In case there an header with a variable
	 * length will be added, the corresponding
	 * function is called. This is responsible to
	 * allocate memory for the header itself.
	 */
	if (tparams->vrec_header)
		pad_len = tparams->vrec_header(&params, tparams);
	else
		memset(tparams->hdr, 0, tparams->header_size);

	if (write(ifd, tparams->hdr, tparams->header_size)
					!= tparams->header_size) {
		fprintf (stderr, "%s: Write error on %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	if (!params.skipcpy) {
		if (params.type == IH_TYPE_MULTI ||
		    params.type == IH_TYPE_SCRIPT) {
			char *file = params.datafile;
			uint32_t size;

			for (;;) {
				char *sep = NULL;

				if (file) {
					if ((sep = strchr(file, ':')) != NULL) {
						*sep = '\0';
					}

					if (stat (file, &sbuf) < 0) {
						fprintf (stderr, "%s: Can't stat %s: %s\n",
							 params.cmdname, file, strerror(errno));
						exit (EXIT_FAILURE);
					}
					size = cpu_to_uimage (sbuf.st_size);
				} else {
					size = 0;
				}

				if (write(ifd, (char *)&size, sizeof(size)) != sizeof(size)) {
					fprintf (stderr, "%s: Write error on %s: %s\n",
						 params.cmdname, params.imagefile,
						 strerror(errno));
					exit (EXIT_FAILURE);
				}

				if (!file) {
					break;
				}

				if (sep) {
					*sep = ':';
					file = sep + 1;
				} else {
					file = NULL;
				}
			}

			file = params.datafile;

			for (;;) {
				char *sep = strchr(file, ':');
				if (sep) {
					*sep = '\0';
					copy_file (ifd, file, 1);
					*sep++ = ':';
					file = sep;
				} else {
					copy_file (ifd, file, 0);
					break;
				}
			}
		} else if (params.type == IH_TYPE_PBLIMAGE) {
			/* PBL has special Image format, implements its' own */
			pbl_load_uboot(ifd, &params);
		} else {
			copy_file(ifd, params.datafile, pad_len);
		}
	}

	/* We're a bit of paranoid */
#if defined(_POSIX_SYNCHRONIZED_IO) && \
   !defined(__sun__) && \
   !defined(__FreeBSD__) && \
   !defined(__OpenBSD__) && \
   !defined(__APPLE__)
	(void) fdatasync (ifd);
#else
	(void) fsync (ifd);
#endif

	if (fstat(ifd, &sbuf) < 0) {
		fprintf (stderr, "%s: Can't stat %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}
	params.file_size = sbuf.st_size;

	ptr = mmap(0, sbuf.st_size, PROT_READ|PROT_WRITE, MAP_SHARED, ifd, 0);
	if (ptr == MAP_FAILED) {
		fprintf (stderr, "%s: Can't map %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	/* Setup the image header as per input image type*/
	if (tparams->set_header)
		tparams->set_header (ptr, &sbuf, ifd, &params);
	else {
		fprintf (stderr, "%s: Can't set header for %s: %s\n",
			params.cmdname, tparams->name, strerror(errno));
		exit (EXIT_FAILURE);
	}

	/* Print the image information by processing image header */
	if (tparams->print_header)
		tparams->print_header (ptr);
	else {
		fprintf (stderr, "%s: Can't print header for %s: %s\n",
			params.cmdname, tparams->name, strerror(errno));
		exit (EXIT_FAILURE);
	}

	(void) munmap((void *)ptr, sbuf.st_size);

	/* We're a bit of paranoid */
#if defined(_POSIX_SYNCHRONIZED_IO) && \
   !defined(__sun__) && \
   !defined(__FreeBSD__) && \
   !defined(__OpenBSD__) && \
   !defined(__APPLE__)
	(void) fdatasync (ifd);
#else
	(void) fsync (ifd);
#endif

	if (close(ifd)) {
		fprintf (stderr, "%s: Write error on %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	exit (EXIT_SUCCESS);
}