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-rw-r--r--toys/posix/file.c30
1 files changed, 27 insertions, 3 deletions
diff --git a/toys/posix/file.c b/toys/posix/file.c
index 2370be79..d1e425bd 100644
--- a/toys/posix/file.c
+++ b/toys/posix/file.c
@@ -216,7 +216,7 @@ static void do_regular_file(int fd, char *name)
if (!len) xputs("empty");
// 45 bytes: https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html
else if (len>=45 && strstart(&s, "\177ELF")) do_elf_file(fd);
- else if (len>=8 && strstart(&s, "!<arch>\n")) xprintf("ar archive\n");
+ else if (len>=8 && strstart(&s, "!<arch>\n")) xputs("ar archive");
else if (len>28 && strstart(&s, "\x89PNG\x0d\x0a\x1a\x0a")) {
// PNG is big-endian: https://www.w3.org/TR/PNG/#7Integers-and-byte-order
int chunk_length = peek_be(s, 4);
@@ -268,7 +268,7 @@ static void do_regular_file(int fd, char *name)
xprintf("ASCII cpio archive (%s)\n", cpioformat);
} else if (len>33 && (magic=peek(&s,2), magic==0143561 || magic==070707)) {
if (magic == 0143561) printf("byte-swapped ");
- xprintf("cpio archive\n");
+ xputs("cpio archive");
// tar archive (old, ustar/pax, or gnu)
} else if (len>500 && is_tar_header(s))
xprintf("%s tar archive%s\n", s[257] ? "POSIX" : "old",
@@ -283,7 +283,7 @@ static void do_regular_file(int fd, char *name)
} else if (len>4 && strstart(&s, "BZh") && isdigit(*s))
xprintf("bzip2 compressed data, block size = %c00k\n", *s);
else if (len > 31 && peek_be(s, 7) == 0xfd377a585a0000)
- xprintf("xz compressed data");
+ xputs("xz compressed data");
else if (len>10 && strstart(&s, "\x1f\x8b")) xputs("gzip compressed data");
else if (len>32 && !memcmp(s+1, "\xfa\xed\xfe", 3)) {
int bit = s[0]=='\xce'?32:64;
@@ -355,6 +355,10 @@ static void do_regular_file(int fd, char *name)
} else if (len>12 && !memcmp(s, "ttcf\x00", 5)) {
xprintf("TrueType font collection, version %d, %d fonts\n",
(int)peek_be(s+4, 2), (int)peek_be(s+8, 4));
+
+ // https://docs.microsoft.com/en-us/typography/opentype/spec/otff
+ } else if (len>12 && !memcmp(s, "OTTO", 4)) {
+ xputs("OpenType font");
} else if (len>4 && !memcmp(s, "BC\xc0\xde", 4)) {
xputs("LLVM IR bitcode");
} else if (strstart(&s, "-----BEGIN CERTIFICATE-----")) {
@@ -380,6 +384,26 @@ static void do_regular_file(int fd, char *name)
int w = peek_le(s+0x12,4), h = peek_le(s+0x16,4), bpp = peek_le(s+0x1c,2);
xprintf("BMP image, %d x %d, %d bpp\n", w, h, bpp);
+
+ // https://github.com/torvalds/linux/blob/master/tools/perf/Documentation/perf.data-file-format.txt
+ } else if (len>=104 && !memcmp(s, "PERFILE2", 8)) {
+ xputs("Linux perf data");
+
+ // https://android.googlesource.com/platform/system/core/+/master/libsparse/sparse_format.h
+ } else if (len>28 && peek_le(s, 4) == 0xed26ff3a) {
+ xprintf("Android sparse image v%d.%d, %d %d-byte blocks (%d chunks)\n",
+ (int) peek_le(s+4, 2), (int) peek_le(s+6, 2), (int) peek_le(s+16, 4),
+ (int) peek_le(s+12, 4), (int) peek_le(s+20, 4));
+
+ // https://android.googlesource.com/platform/system/tools/mkbootimg/+/refs/heads/master/include/bootimg/bootimg.h
+ } else if (len>1632 && !memcmp(s, "ANDROID!", 8)) {
+ xprintf("Android boot image v%d\n", (int) peek_le(s+40, 4));
+
+ // https://source.android.com/devices/architecture/dto/partitions
+ } else if (len>32 && peek_be(s, 4) == 0xd7b7ab1e) {
+ xprintf("Android DTB/DTBO v%d, %d entries\n", (int) peek_be(s+28, 4),
+ (int) peek_be(s+16, 4));
+
} else {
char *what = 0;
int i, bytes;