Differential D32315 Diff 96661 contrib/elftoolchain/readelf/readelf.c

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contrib/elftoolchain/readelf/readelf.c

Show First 20 Lines • Show All 223 Lines • ▼ Show 20 Lines	struct eflags_desc {
const char *desc;		const char *desc;
};		};

struct flag_desc {		struct flag_desc {
uint64_t flag;		uint64_t flag;
const char *desc;		const char *desc;
};		};

		struct flag_desc_list {
		uint32_t type;
		const char *desc_str;
		struct flag_desc *desc;
		};

struct mips_option {		struct mips_option {
uint64_t flag;		uint64_t flag;
const char *desc;		const char *desc;
};		};

struct loc_at {		struct loc_at {
Dwarf_Attribute la_at;		Dwarf_Attribute la_at;
Dwarf_Unsigned la_off;		Dwarf_Unsigned la_off;
▲ Show 20 Lines • Show All 3,294 Lines • ▼ Show 20 Lines	for (i = 0; (uint32_t)i <= maxl; i++) {
total += c[i] * i;		total += c[i] * i;
printf("%7u\t%-10u\t(%5.1f%%)\t%5.1f%%\n", i, c[i],		printf("%7u\t%-10u\t(%5.1f%%)\t%5.1f%%\n", i, c[i],
c[i] * 100.0 / nbucket, total * 100.0 / (nchain - 1));		c[i] * 100.0 / nbucket, total * 100.0 / (nchain - 1));
}		}
free(c);		free(c);
free(bl);		free(bl);
}		}

		static struct flag_desc gnu_property_aarch64_feature_1_and_bits[] = {
		{ GNU_PROPERTY_AARCH64_FEATURE_1_BTI, "BTI" },
		{ GNU_PROPERTY_AARCH64_FEATURE_1_PAC, "PAC" },
		emasteUnsubmitted Not Done Inline Actions PAV? emaste: PAV?
		{ 0, NULL }
		};

		static struct flag_desc_list gnu_property_aarch64[] = {
		{
		GNU_PROPERTY_AARCH64_FEATURE_1_AND,
		"AArch64 features",
		gnu_property_aarch64_feature_1_and_bits
		},
		{ 0, NULL, NULL }
		};

static struct flag_desc gnu_property_x86_feature_1_and_bits[] = {		static struct flag_desc gnu_property_x86_feature_1_and_bits[] = {
{ GNU_PROPERTY_X86_FEATURE_1_IBT, "IBT" },		{ GNU_PROPERTY_X86_FEATURE_1_IBT, "IBT" },
{ GNU_PROPERTY_X86_FEATURE_1_SHSTK, "SHSTK" },		{ GNU_PROPERTY_X86_FEATURE_1_SHSTK, "SHSTK" },
{ 0, NULL }		{ 0, NULL }
};		};

		static struct flag_desc_list gnu_property_x86[] = {
		{
		GNU_PROPERTY_X86_FEATURE_1_AND,
		"x64 features",
		gnu_property_x86_feature_1_and_bits
		},
		{ 0, NULL, NULL }
		};

		static struct {
		unsigned int emachine;
		struct flag_desc_list *flag_list;
		} gnu_property_archs[] = {
		{ EM_AARCH64, gnu_property_aarch64 },
		{ EM_X86_64, gnu_property_x86 },
		{ 0, NULL }
		};

static void		static void
dump_gnu_property_type_0(struct readelf re, const char buf, size_t sz)		dump_gnu_property_type_0(struct readelf re, const char buf, size_t sz)
{		{
		struct flag_desc_list *desc_list;
		struct flag_desc *desc;
size_t i;		size_t i;
uint32_t type, prop_sz;		uint32_t type, prop_sz;

printf(" Properties: ");		printf(" Properties: ");
while (sz > 0) {		while (sz > 0) {
if (sz < 8)		if (sz < 8)
goto bad;		goto bad;

type = (const uint32_t )(const void *)buf;		type = (const uint32_t )(const void *)buf;
prop_sz = (const uint32_t )(const void *)(buf + 4);		prop_sz = (const uint32_t )(const void *)(buf + 4);
buf += 8;		buf += 8;
sz -= 8;		sz -= 8;

if (prop_sz > sz)		if (prop_sz > sz)
goto bad;		goto bad;

if (type >= GNU_PROPERTY_LOPROC &&		if (type >= GNU_PROPERTY_LOPROC &&
type <= GNU_PROPERTY_HIPROC) {		type <= GNU_PROPERTY_HIPROC) {
if (re->ehdr.e_machine != EM_X86_64) {		desc_list = NULL;
		for (i = 0; gnu_property_archs[i].flag_list != NULL;
		i++) {
		if (gnu_property_archs[i].emachine ==
		re->ehdr.e_machine) {
		desc_list =
		gnu_property_archs[i].flag_list;
		break;
		}
		}
		if (desc_list == NULL) {
printf("machine type %x unknown\n",		printf("machine type %x unknown\n",
re->ehdr.e_machine);		re->ehdr.e_machine);
goto unknown;		goto unknown;
}		}
switch (type) {
case GNU_PROPERTY_X86_FEATURE_1_AND:		desc = NULL;
printf("x86 features:");		for (i = 0; desc_list[i].desc != NULL; i++) {
		if (desc_list[i].type == type) {
		desc = desc_list[i].desc;
		break;
		}
		}
		if (desc != NULL) {
		emasteUnsubmitted Not Done Inline Actions We probably need to handle the NULL case? emaste: We probably need to handle the NULL case?
		andrewAuthorUnsubmitted Done Inline Actions The NULL case here is the same as the missing default case in the old version. andrew: The NULL case here is the same as the missing default case in the old version.
		emasteUnsubmitted Not Done Inline Actions Ok, fair point. We ought to add it, I don't care if it's a later commit (or if I have to do it) emaste: Ok, fair point. We ought to add it, I don't care if it's a later commit (or if I have to do it)
		printf("%s:", desc_list[i].desc_str);
if (prop_sz != 4)		if (prop_sz != 4)
goto bad;		goto bad;
dump_flags(gnu_property_x86_feature_1_and_bits,		dump_flags(desc,
(const uint32_t )(const void *)buf);		(const uint32_t )(const void *)buf);
break;
}		}
}		}

buf += roundup2(prop_sz, 8);		buf += roundup2(prop_sz, 8);
sz -= roundup2(prop_sz, 8);		sz -= roundup2(prop_sz, 8);
}		}
return;		return;
bad:		bad:
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