- const char * str;
- const PARAM * par;
- const char * inFile;
- const char * outFile;
- char * cp;
- int inFd;
- int outFd;
- int inCc=0;
- int outCc;
- int blockSize;
- long count;
- long intotal;
- long outTotal;
- unsigned char* buf;
- unsigned char localBuf[BUF_SIZE];
-
- inFile = NULL;
- outFile = NULL;
- blockSize = 512;
- count = 1;
-
-
- while (--argc > 0)
- {
- str = *++argv;
- cp = strchr(str, '=');
-
- if (cp == NULL)
- {
- fprintf(stderr, "Bad dd argument\n");
- goto usage;
- }
-
- *cp++ = '\0';
-
- for (par = params; par->name; par++)
- {
- if (strcmp(str, par->name) == 0)
- break;
- }
-
- switch (par->value)
- {
- case PAR_IF:
- if (inFile)
- {
- fprintf(stderr, "Multiple input files illegal\n");
- goto usage;
+ int i, ifd, ofd, oflag, sync_flag = FALSE, trunc = TRUE;
+ size_t in_full = 0, in_part = 0, out_full = 0, out_part = 0;
+ size_t bs = 512, count = -1;
+ ssize_t n;
+ off_t seek = 0, skip = 0;
+ FILE *statusfp;
+ char *infile = NULL, *outfile = NULL, *buf;
+
+ for (i = 1; i < argc; i++) {
+ if (strncmp("bs=", argv[i], 3) == 0)
+ bs = parse_number(argv[i]+3, dd_suffixes);
+ else if (strncmp("count=", argv[i], 6) == 0)
+ count = parse_number(argv[i]+6, dd_suffixes);
+ else if (strncmp("seek=", argv[i], 5) == 0)
+ seek = parse_number(argv[i]+5, dd_suffixes);
+ else if (strncmp("skip=", argv[i], 5) == 0)
+ skip = parse_number(argv[i]+5, dd_suffixes);
+ else if (strncmp("if=", argv[i], 3) == 0)
+ infile = argv[i]+3;
+ else if (strncmp("of=", argv[i], 3) == 0)
+ outfile = argv[i]+3;
+ else if (strncmp("conv=", argv[i], 5) == 0) {
+ buf = argv[i]+5;
+ while (1) {
+ if (strncmp("notrunc", buf, 7) == 0) {
+ trunc = FALSE;
+ buf += 7;
+ } else if (strncmp("sync", buf, 4) == 0) {
+ sync_flag = TRUE;
+ buf += 4;
+ } else {
+ error_msg_and_die("invalid conversion `%s'", argv[i]+5);