This program is more useful if it skips leading whitespace when

parsing a textual UEFI Device Path, since otherwise it things the
passed in path is a filename. While here, reduce the repetition of
8192.

Sponsored by: Netflix
This commit is contained in:
imp 2017-11-21 07:35:29 +00:00
parent 0f2318d374
commit 05a3537d66

View File

@ -27,6 +27,7 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <ctype.h>
#include <efivar.h>
#include <efivar-dp.h>
#include <err.h>
@ -133,16 +134,22 @@ main(int argc, char **argv)
} else if (flag_parse) {
efidp dp;
ssize_t dplen;
char *str;
char *str, *walker;
dp = malloc(8192);
dplen = 8192;
dp = malloc(dplen);
str = realloc(data, len + 1);
if (str == NULL || dp == NULL)
errx(1, "Can't allocate memory.");
str[len] = '\0';
dplen = efidp_parse_device_path(str, dp, 8192);
walker = str;
while (isspace(*walker))
walker++;
dplen = efidp_parse_device_path(walker, dp, dplen);
if (dplen == -1)
errx(1, "Can't parse %s", str);
errx(1, "Can't parse %s", walker);
write(STDOUT_FILENO, dp, dplen);
free(dp);
free(str);
}
}