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misc/omfdump.c: expand dDEPFILE COMENT records

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Expand dDEPFILE COMENT records.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2017-08-16 15:23:01 -07:00
parent a771be85f4
commit cf53dfbac4
1 changed files with 29 additions and 1 deletions
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30
misc/omfdump.c
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@ -140,6 +140,31 @@ static void dump_unknown(uint8_t type, const uint8_t *data, size_t n)
hexdump_data(0, data, n, n);
}
static void print_dostime(const uint8_t *p)
{
uint16_t da = (p[3] << 8) + p[2];
uint16_t ti = (p[1] << 8) + p[0];
printf("%04u-%02u-%02u %02u:%02u:%02u",
(da >> 9) + 1980, (da >> 5) & 15, da & 31,
(ti >> 11), (ti >> 5) & 63, (ti << 1) & 63);
}
static void dump_coment_depfile(uint8_t type, const uint8_t *data, size_t n)
{
if (n > 4 && data[4] == n-5) {
printf(" # ");
print_dostime(data);
printf(" %.*s\n", n-5, data+5);
}
hexdump_data(2, data, n, n);
}
static const dump_func dump_coment_class[256] = {
[0xe9] = dump_coment_depfile
};
static void dump_coment(uint8_t type, const uint8_t *data, size_t n)
{
uint8_t class;
@ -186,7 +211,10 @@ static void dump_coment(uint8_t type, const uint8_t *data, size_t n)
class,
coment_class[class] ? coment_class[class] : "???");
hexdump_data(2, data+2, n-2, n-2);
if (dump_coment_class[class])
dump_coment_class[class](class, data+2, n-2);
else
hexdump_data(2, data+2, n-2, n-2);
}
/* Parse an index field */