tools/vmdkimage/vmdkimage.cpp

39 	printf("       -h, --headersize   size of the vmdk header to write\n");
44 	printf("       -H, --header-only  write only the header\n");
59 	SparseExtentHeader header;
60 	if (read(image, &header, 512) != 512) {
61 		fprintf(stderr, "Error: couldn't read header: %s\n", strerror(errno));
65 	if (header.magicNumber != VMDK_SPARSE_MAGICNUMBER) {
66 		fprintf(stderr, "Error: invalid header magic.\n");
71 	printf("  version:             %d\n", (int)header.version);
72 	printf("  flags:               %d\n", (int)header.flags);
73 	printf("  capacity:            %d\n", (int)header.capacity);
74 	printf("  grainSize:           %lld\n", (long long)header.grainSize);
75 	printf("  descriptorOffset:    %lld\n", (long long)header.descriptorOffset);
76 	printf("  descriptorSize:      %lld\n", (long long)header.descriptorSize);
77 	printf("  numGTEsPerGT:        %u\n", (unsigned int)header.numGTEsPerGT);
78 	printf("  rgdOffset:           %lld\n", (long long)header.rgdOffset);
79 	printf("  gdOffset:            %lld\n", (long long)header.gdOffset);
80 	printf("  overHead:            %lld\n", (long long)header.overHead);
82 		header.uncleanShutdown ? "yes" : "no");
83 	printf("  singleEndLineChar:   '%c'\n", header.singleEndLineChar);
84 	printf("  nonEndLineChar:      '%c'\n", header.nonEndLineChar);
85 	printf("  doubleEndLineChar1:  '%c'\n", header.doubleEndLineChar1);
86 	printf("  doubleEndLineChar2:  '%c'\n", header.doubleEndLineChar2);
88 	if (header.descriptorOffset != 0) {
90 		size_t descriptorSize = header.descriptorSize * 512 * 2;
99 				header.descriptorOffset * 512) != (ssize_t)descriptorSize) {
100 			fprintf(stderr, "Error: couldn't read header: %s\n",
174 			{"header-only", no_argument, 0, 'H'},
246 	SparseExtentHeader header;
248 	if (headerSize < sizeof(desc) + sizeof(header)) {
249 		fprintf(stderr, "Error: header size must be at least %u byte\n",
250 			(unsigned)(sizeof(desc) + sizeof(header)));
255 		fprintf(stderr, "Error: header size must be a multiple of 512 bytes\n");
266 		fprintf(stderr, "Error: header size too large\n");
298 	memset(&header, 0, sizeof(header));
300 	header.magicNumber = VMDK_SPARSE_MAGICNUMBER;
301 	header.version = VMDK_SPARSE_VERSION;
302 	header.flags = 1;
303 	header.capacity = 0;
304 	header.grainSize = 16;
305 	header.descriptorOffset = 1;
306 	header.descriptorSize = (sizeof(desc) + 511) / 512;
307 	header.numGTEsPerGT = 512;
308 	header.rgdOffset = 0;
309 	header.gdOffset = 0;
310 	header.overHead = headerSize / 512;
311 	header.uncleanShutdown = 0;
312 	header.singleEndLineChar = '\n';
313 	header.nonEndLineChar = ' ';
314 	header.doubleEndLineChar1 = '\r';
315 	header.doubleEndLineChar2 = '\n';
378 	if (write(fd, &header, sizeof(header)) != sizeof(header))