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Message-ID: <f9dcc146-1d15-d91b-fc7c-7587989d423b@canonical.com>
Date: Tue, 6 Dec 2022 02:12:07 -0800
From: John Johansen <john.johansen@...onical.com>
To: David Gow <davidgow@...gle.com>, Rae Moar <rmoar@...gle.com>
Cc: brendanhiggins@...gle.com, dlatypov@...gle.com,
skhan@...uxfoundation.org, tales.aparecida@...il.com,
kunit-dev@...glegroups.com, linux-kernel@...r.kernel.org,
linux-kselftest@...r.kernel.org, apparmor@...ts.ubuntu.com
Subject: Re: [PATCH v2 2/2] apparmor: test: make static symbols visible during
kunit testing
On 12/6/22 01:56, David Gow wrote:
> On Tue, Dec 6, 2022 at 5:51 AM Rae Moar <rmoar@...gle.com> wrote:
>>
>> Use macros, VISIBLE_IF_KUNIT and EXPORT_SYMBOL_IF_KUNIT, to allow
>> static symbols to be conditionally set to be visible during KUnit
>> testing. Remove the need to include testing file in the implementation
>> file. Provide example of how static symbols can be dealt with in
>> Testing. Also, allow policy_unpack_test to be built as a module.
>>
>> Signed-off-by: Rae Moar <rmoar@...gle.com>
>> ---
>
> This looks pretty good to me, so if John's okay with it, I'm happy for
> us to take it via the kselftest/kunit tree.
>
wfm
> Two minor suggestions:
> - I'd ideally like the mention of namespacingt the symbols to go in
> the commit message proper, if this gets another version. It's a pretty
> significant part of the patch.
that would be nice
> - Now that this is buildable as a module, it'd be nice to have a
> namespaced module name. policy_unpack_test.ko doesn't reference
> apparmor at all. Maybe apparmor_policy_unpack_test.ko.
>
this makes sense to me too
> (The naming guide here --
> https://docs.kernel.org/dev-tools/kunit/style.html -- briefly touches
> on this, but as apparmor predates it, and it the module name is only
> briefly mentioned, it's pretty easy to overlook.)
>
> With those changes (or frankly, just the second one), this is:
>
> Reviewed-by: David Gow <davidgow@...gle.com>
>
Acked-by: John Johansen <john.johansen@...onical.com>
> Cheers,
> -- David
>
>>
>> Changes since v1:
>> - Changed the namespace of exported symbols for the apparmor
>> policy_unpack_test by adding the aa_ prefix.
>>
>> security/apparmor/Kconfig | 4 +-
>> security/apparmor/Makefile | 2 +
>> security/apparmor/include/policy_unpack.h | 50 +++++
>> security/apparmor/policy_unpack.c | 238 ++++++++++------------
>> security/apparmor/policy_unpack_test.c | 69 ++++---
>> 5 files changed, 195 insertions(+), 168 deletions(-)
>>
>> diff --git a/security/apparmor/Kconfig b/security/apparmor/Kconfig
>> index cb3496e00d8a..f334e7cccf2d 100644
>> --- a/security/apparmor/Kconfig
>> +++ b/security/apparmor/Kconfig
>> @@ -106,8 +106,8 @@ config SECURITY_APPARMOR_PARANOID_LOAD
>> Disabling the check will speed up policy loads.
>>
>> config SECURITY_APPARMOR_KUNIT_TEST
>> - bool "Build KUnit tests for policy_unpack.c" if !KUNIT_ALL_TESTS
>> - depends on KUNIT=y && SECURITY_APPARMOR
>> + tristate "Build KUnit tests for policy_unpack.c" if !KUNIT_ALL_TESTS
>> + depends on KUNIT && SECURITY_APPARMOR
>> default KUNIT_ALL_TESTS
>> help
>> This builds the AppArmor KUnit tests.
>> diff --git a/security/apparmor/Makefile b/security/apparmor/Makefile
>> index ff23fcfefe19..6a92428375eb 100644
>> --- a/security/apparmor/Makefile
>> +++ b/security/apparmor/Makefile
>> @@ -8,6 +8,8 @@ apparmor-y := apparmorfs.o audit.o capability.o task.o ipc.o lib.o match.o \
>> resource.o secid.o file.o policy_ns.o label.o mount.o net.o
>> apparmor-$(CONFIG_SECURITY_APPARMOR_HASH) += crypto.o
>>
>> +obj-$(CONFIG_SECURITY_APPARMOR_KUNIT_TEST) += policy_unpack_test.o
>> +
>> clean-files := capability_names.h rlim_names.h net_names.h
>>
>> # Build a lower case string table of address family names
>> diff --git a/security/apparmor/include/policy_unpack.h b/security/apparmor/include/policy_unpack.h
>> index eb5f7d7f132b..e89b701447bc 100644
>> --- a/security/apparmor/include/policy_unpack.h
>> +++ b/security/apparmor/include/policy_unpack.h
>> @@ -48,6 +48,43 @@ enum {
>> AAFS_LOADDATA_NDENTS /* count of entries */
>> };
>>
>> +/*
>> + * The AppArmor interface treats data as a type byte followed by the
>> + * actual data. The interface has the notion of a named entry
>> + * which has a name (AA_NAME typecode followed by name string) followed by
>> + * the entries typecode and data. Named types allow for optional
>> + * elements and extensions to be added and tested for without breaking
>> + * backwards compatibility.
>> + */
>> +
>> +enum aa_code {
>> + AA_U8,
>> + AA_U16,
>> + AA_U32,
>> + AA_U64,
>> + AA_NAME, /* same as string except it is items name */
>> + AA_STRING,
>> + AA_BLOB,
>> + AA_STRUCT,
>> + AA_STRUCTEND,
>> + AA_LIST,
>> + AA_LISTEND,
>> + AA_ARRAY,
>> + AA_ARRAYEND,
>> +};
>> +
>> +/*
>> + * aa_ext is the read of the buffer containing the serialized profile. The
>> + * data is copied into a kernel buffer in apparmorfs and then handed off to
>> + * the unpack routines.
>> + */
>> +struct aa_ext {
>> + void *start;
>> + void *end;
>> + void *pos; /* pointer to current position in the buffer */
>> + u32 version;
>> +};
>> +
>> /*
>> * struct aa_loaddata - buffer of policy raw_data set
>> *
>> @@ -126,4 +163,17 @@ static inline void aa_put_loaddata(struct aa_loaddata *data)
>> kref_put(&data->count, aa_loaddata_kref);
>> }
>>
>> +#if IS_ENABLED(CONFIG_KUNIT)
>> +bool aa_inbounds(struct aa_ext *e, size_t size);
>> +size_t aa_unpack_u16_chunk(struct aa_ext *e, char **chunk);
>> +bool aa_unpack_X(struct aa_ext *e, enum aa_code code);
>> +bool aa_unpack_nameX(struct aa_ext *e, enum aa_code code, const char *name);
>> +bool aa_unpack_u32(struct aa_ext *e, u32 *data, const char *name);
>> +bool aa_unpack_u64(struct aa_ext *e, u64 *data, const char *name);
>> +size_t aa_unpack_array(struct aa_ext *e, const char *name);
>> +size_t aa_unpack_blob(struct aa_ext *e, char **blob, const char *name);
>> +int aa_unpack_str(struct aa_ext *e, const char **string, const char *name);
>> +int aa_unpack_strdup(struct aa_ext *e, char **string, const char *name);
>> +#endif
>> +
>> #endif /* __POLICY_INTERFACE_H */
>> diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c
>> index 55d31bac4f35..12e535fdfa8b 100644
>> --- a/security/apparmor/policy_unpack.c
>> +++ b/security/apparmor/policy_unpack.c
>> @@ -14,6 +14,7 @@
>> */
>>
>> #include <asm/unaligned.h>
>> +#include <kunit/visibility.h>
>> #include <linux/ctype.h>
>> #include <linux/errno.h>
>> #include <linux/zlib.h>
>> @@ -37,43 +38,6 @@
>> #define v7 7
>> #define v8 8 /* full network masking */
>>
>> -/*
>> - * The AppArmor interface treats data as a type byte followed by the
>> - * actual data. The interface has the notion of a named entry
>> - * which has a name (AA_NAME typecode followed by name string) followed by
>> - * the entries typecode and data. Named types allow for optional
>> - * elements and extensions to be added and tested for without breaking
>> - * backwards compatibility.
>> - */
>> -
>> -enum aa_code {
>> - AA_U8,
>> - AA_U16,
>> - AA_U32,
>> - AA_U64,
>> - AA_NAME, /* same as string except it is items name */
>> - AA_STRING,
>> - AA_BLOB,
>> - AA_STRUCT,
>> - AA_STRUCTEND,
>> - AA_LIST,
>> - AA_LISTEND,
>> - AA_ARRAY,
>> - AA_ARRAYEND,
>> -};
>> -
>> -/*
>> - * aa_ext is the read of the buffer containing the serialized profile. The
>> - * data is copied into a kernel buffer in apparmorfs and then handed off to
>> - * the unpack routines.
>> - */
>> -struct aa_ext {
>> - void *start;
>> - void *end;
>> - void *pos; /* pointer to current position in the buffer */
>> - u32 version;
>> -};
>> -
>> /* audit callback for unpack fields */
>> static void audit_cb(struct audit_buffer *ab, void *va)
>> {
>> @@ -199,10 +163,11 @@ struct aa_loaddata *aa_loaddata_alloc(size_t size)
>> }
>>
>> /* test if read will be in packed data bounds */
>> -static bool inbounds(struct aa_ext *e, size_t size)
>> +VISIBLE_IF_KUNIT bool aa_inbounds(struct aa_ext *e, size_t size)
>> {
>> return (size <= e->end - e->pos);
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_inbounds);
>>
>> static void *kvmemdup(const void *src, size_t len)
>> {
>> @@ -214,22 +179,22 @@ static void *kvmemdup(const void *src, size_t len)
>> }
>>
>> /**
>> - * unpack_u16_chunk - test and do bounds checking for a u16 size based chunk
>> + * aa_unpack_u16_chunk - test and do bounds checking for a u16 size based chunk
>> * @e: serialized data read head (NOT NULL)
>> * @chunk: start address for chunk of data (NOT NULL)
>> *
>> * Returns: the size of chunk found with the read head at the end of the chunk.
>> */
>> -static size_t unpack_u16_chunk(struct aa_ext *e, char **chunk)
>> +VISIBLE_IF_KUNIT size_t aa_unpack_u16_chunk(struct aa_ext *e, char **chunk)
>> {
>> size_t size = 0;
>> void *pos = e->pos;
>>
>> - if (!inbounds(e, sizeof(u16)))
>> + if (!aa_inbounds(e, sizeof(u16)))
>> goto fail;
>> size = le16_to_cpu(get_unaligned((__le16 *) e->pos));
>> e->pos += sizeof(__le16);
>> - if (!inbounds(e, size))
>> + if (!aa_inbounds(e, size))
>> goto fail;
>> *chunk = e->pos;
>> e->pos += size;
>> @@ -239,20 +204,22 @@ static size_t unpack_u16_chunk(struct aa_ext *e, char **chunk)
>> e->pos = pos;
>> return 0;
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_unpack_u16_chunk);
>>
>> /* unpack control byte */
>> -static bool unpack_X(struct aa_ext *e, enum aa_code code)
>> +VISIBLE_IF_KUNIT bool aa_unpack_X(struct aa_ext *e, enum aa_code code)
>> {
>> - if (!inbounds(e, 1))
>> + if (!aa_inbounds(e, 1))
>> return false;
>> if (*(u8 *) e->pos != code)
>> return false;
>> e->pos++;
>> return true;
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_unpack_X);
>>
>> /**
>> - * unpack_nameX - check is the next element is of type X with a name of @name
>> + * aa_unpack_nameX - check is the next element is of type X with a name of @name
>> * @e: serialized data extent information (NOT NULL)
>> * @code: type code
>> * @name: name to match to the serialized element. (MAYBE NULL)
>> @@ -267,7 +234,7 @@ static bool unpack_X(struct aa_ext *e, enum aa_code code)
>> *
>> * Returns: false if either match fails, the read head does not move
>> */
>> -static bool unpack_nameX(struct aa_ext *e, enum aa_code code, const char *name)
>> +VISIBLE_IF_KUNIT bool aa_unpack_nameX(struct aa_ext *e, enum aa_code code, const char *name)
>> {
>> /*
>> * May need to reset pos if name or type doesn't match
>> @@ -277,9 +244,9 @@ static bool unpack_nameX(struct aa_ext *e, enum aa_code code, const char *name)
>> * Check for presence of a tagname, and if present name size
>> * AA_NAME tag value is a u16.
>> */
>> - if (unpack_X(e, AA_NAME)) {
>> + if (aa_unpack_X(e, AA_NAME)) {
>> char *tag = NULL;
>> - size_t size = unpack_u16_chunk(e, &tag);
>> + size_t size = aa_unpack_u16_chunk(e, &tag);
>> /* if a name is specified it must match. otherwise skip tag */
>> if (name && (!size || tag[size-1] != '\0' || strcmp(name, tag)))
>> goto fail;
>> @@ -289,20 +256,21 @@ static bool unpack_nameX(struct aa_ext *e, enum aa_code code, const char *name)
>> }
>>
>> /* now check if type code matches */
>> - if (unpack_X(e, code))
>> + if (aa_unpack_X(e, code))
>> return true;
>>
>> fail:
>> e->pos = pos;
>> return false;
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_unpack_nameX);
>>
>> static bool unpack_u8(struct aa_ext *e, u8 *data, const char *name)
>> {
>> void *pos = e->pos;
>>
>> - if (unpack_nameX(e, AA_U8, name)) {
>> - if (!inbounds(e, sizeof(u8)))
>> + if (aa_unpack_nameX(e, AA_U8, name)) {
>> + if (!aa_inbounds(e, sizeof(u8)))
>> goto fail;
>> if (data)
>> *data = *((u8 *)e->pos);
>> @@ -315,12 +283,12 @@ static bool unpack_u8(struct aa_ext *e, u8 *data, const char *name)
>> return false;
>> }
>>
>> -static bool unpack_u32(struct aa_ext *e, u32 *data, const char *name)
>> +VISIBLE_IF_KUNIT bool aa_unpack_u32(struct aa_ext *e, u32 *data, const char *name)
>> {
>> void *pos = e->pos;
>>
>> - if (unpack_nameX(e, AA_U32, name)) {
>> - if (!inbounds(e, sizeof(u32)))
>> + if (aa_unpack_nameX(e, AA_U32, name)) {
>> + if (!aa_inbounds(e, sizeof(u32)))
>> goto fail;
>> if (data)
>> *data = le32_to_cpu(get_unaligned((__le32 *) e->pos));
>> @@ -332,13 +300,14 @@ static bool unpack_u32(struct aa_ext *e, u32 *data, const char *name)
>> e->pos = pos;
>> return false;
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_unpack_u32);
>>
>> -static bool unpack_u64(struct aa_ext *e, u64 *data, const char *name)
>> +VISIBLE_IF_KUNIT bool aa_unpack_u64(struct aa_ext *e, u64 *data, const char *name)
>> {
>> void *pos = e->pos;
>>
>> - if (unpack_nameX(e, AA_U64, name)) {
>> - if (!inbounds(e, sizeof(u64)))
>> + if (aa_unpack_nameX(e, AA_U64, name)) {
>> + if (!aa_inbounds(e, sizeof(u64)))
>> goto fail;
>> if (data)
>> *data = le64_to_cpu(get_unaligned((__le64 *) e->pos));
>> @@ -350,14 +319,15 @@ static bool unpack_u64(struct aa_ext *e, u64 *data, const char *name)
>> e->pos = pos;
>> return false;
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_unpack_u64);
>>
>> -static size_t unpack_array(struct aa_ext *e, const char *name)
>> +VISIBLE_IF_KUNIT size_t aa_unpack_array(struct aa_ext *e, const char *name)
>> {
>> void *pos = e->pos;
>>
>> - if (unpack_nameX(e, AA_ARRAY, name)) {
>> + if (aa_unpack_nameX(e, AA_ARRAY, name)) {
>> int size;
>> - if (!inbounds(e, sizeof(u16)))
>> + if (!aa_inbounds(e, sizeof(u16)))
>> goto fail;
>> size = (int)le16_to_cpu(get_unaligned((__le16 *) e->pos));
>> e->pos += sizeof(u16);
>> @@ -368,18 +338,19 @@ static size_t unpack_array(struct aa_ext *e, const char *name)
>> e->pos = pos;
>> return 0;
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_unpack_array);
>>
>> -static size_t unpack_blob(struct aa_ext *e, char **blob, const char *name)
>> +VISIBLE_IF_KUNIT size_t aa_unpack_blob(struct aa_ext *e, char **blob, const char *name)
>> {
>> void *pos = e->pos;
>>
>> - if (unpack_nameX(e, AA_BLOB, name)) {
>> + if (aa_unpack_nameX(e, AA_BLOB, name)) {
>> u32 size;
>> - if (!inbounds(e, sizeof(u32)))
>> + if (!aa_inbounds(e, sizeof(u32)))
>> goto fail;
>> size = le32_to_cpu(get_unaligned((__le32 *) e->pos));
>> e->pos += sizeof(u32);
>> - if (inbounds(e, (size_t) size)) {
>> + if (aa_inbounds(e, (size_t) size)) {
>> *blob = e->pos;
>> e->pos += size;
>> return size;
>> @@ -390,15 +361,16 @@ static size_t unpack_blob(struct aa_ext *e, char **blob, const char *name)
>> e->pos = pos;
>> return 0;
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_unpack_blob);
>>
>> -static int unpack_str(struct aa_ext *e, const char **string, const char *name)
>> +VISIBLE_IF_KUNIT int aa_unpack_str(struct aa_ext *e, const char **string, const char *name)
>> {
>> char *src_str;
>> size_t size = 0;
>> void *pos = e->pos;
>> *string = NULL;
>> - if (unpack_nameX(e, AA_STRING, name)) {
>> - size = unpack_u16_chunk(e, &src_str);
>> + if (aa_unpack_nameX(e, AA_STRING, name)) {
>> + size = aa_unpack_u16_chunk(e, &src_str);
>> if (size) {
>> /* strings are null terminated, length is size - 1 */
>> if (src_str[size - 1] != 0)
>> @@ -413,12 +385,13 @@ static int unpack_str(struct aa_ext *e, const char **string, const char *name)
>> e->pos = pos;
>> return 0;
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_unpack_str);
>>
>> -static int unpack_strdup(struct aa_ext *e, char **string, const char *name)
>> +VISIBLE_IF_KUNIT int aa_unpack_strdup(struct aa_ext *e, char **string, const char *name)
>> {
>> const char *tmp;
>> void *pos = e->pos;
>> - int res = unpack_str(e, &tmp, name);
>> + int res = aa_unpack_str(e, &tmp, name);
>> *string = NULL;
>>
>> if (!res)
>> @@ -432,6 +405,7 @@ static int unpack_strdup(struct aa_ext *e, char **string, const char *name)
>>
>> return res;
>> }
>> +EXPORT_SYMBOL_IF_KUNIT(aa_unpack_strdup);
>>
>>
>> /**
>> @@ -446,7 +420,7 @@ static struct aa_dfa *unpack_dfa(struct aa_ext *e)
>> size_t size;
>> struct aa_dfa *dfa = NULL;
>>
>> - size = unpack_blob(e, &blob, "aadfa");
>> + size = aa_unpack_blob(e, &blob, "aadfa");
>> if (size) {
>> /*
>> * The dfa is aligned with in the blob to 8 bytes
>> @@ -482,10 +456,10 @@ static bool unpack_trans_table(struct aa_ext *e, struct aa_profile *profile)
>> void *saved_pos = e->pos;
>>
>> /* exec table is optional */
>> - if (unpack_nameX(e, AA_STRUCT, "xtable")) {
>> + if (aa_unpack_nameX(e, AA_STRUCT, "xtable")) {
>> int i, size;
>>
>> - size = unpack_array(e, NULL);
>> + size = aa_unpack_array(e, NULL);
>> /* currently 4 exec bits and entries 0-3 are reserved iupcx */
>> if (size > 16 - 4)
>> goto fail;
>> @@ -497,8 +471,8 @@ static bool unpack_trans_table(struct aa_ext *e, struct aa_profile *profile)
>> profile->file.trans.size = size;
>> for (i = 0; i < size; i++) {
>> char *str;
>> - int c, j, pos, size2 = unpack_strdup(e, &str, NULL);
>> - /* unpack_strdup verifies that the last character is
>> + int c, j, pos, size2 = aa_unpack_strdup(e, &str, NULL);
>> + /* aa_unpack_strdup verifies that the last character is
>> * null termination byte.
>> */
>> if (!size2)
>> @@ -521,7 +495,7 @@ static bool unpack_trans_table(struct aa_ext *e, struct aa_profile *profile)
>> goto fail;
>> /* beginning with : requires an embedded \0,
>> * verify that exactly 1 internal \0 exists
>> - * trailing \0 already verified by unpack_strdup
>> + * trailing \0 already verified by aa_unpack_strdup
>> *
>> * convert \0 back to : for label_parse
>> */
>> @@ -533,9 +507,9 @@ static bool unpack_trans_table(struct aa_ext *e, struct aa_profile *profile)
>> /* fail - all other cases with embedded \0 */
>> goto fail;
>> }
>> - if (!unpack_nameX(e, AA_ARRAYEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_ARRAYEND, NULL))
>> goto fail;
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL))
>> goto fail;
>> }
>> return true;
>> @@ -550,21 +524,21 @@ static bool unpack_xattrs(struct aa_ext *e, struct aa_profile *profile)
>> {
>> void *pos = e->pos;
>>
>> - if (unpack_nameX(e, AA_STRUCT, "xattrs")) {
>> + if (aa_unpack_nameX(e, AA_STRUCT, "xattrs")) {
>> int i, size;
>>
>> - size = unpack_array(e, NULL);
>> + size = aa_unpack_array(e, NULL);
>> profile->xattr_count = size;
>> profile->xattrs = kcalloc(size, sizeof(char *), GFP_KERNEL);
>> if (!profile->xattrs)
>> goto fail;
>> for (i = 0; i < size; i++) {
>> - if (!unpack_strdup(e, &profile->xattrs[i], NULL))
>> + if (!aa_unpack_strdup(e, &profile->xattrs[i], NULL))
>> goto fail;
>> }
>> - if (!unpack_nameX(e, AA_ARRAYEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_ARRAYEND, NULL))
>> goto fail;
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL))
>> goto fail;
>> }
>>
>> @@ -580,8 +554,8 @@ static bool unpack_secmark(struct aa_ext *e, struct aa_profile *profile)
>> void *pos = e->pos;
>> int i, size;
>>
>> - if (unpack_nameX(e, AA_STRUCT, "secmark")) {
>> - size = unpack_array(e, NULL);
>> + if (aa_unpack_nameX(e, AA_STRUCT, "secmark")) {
>> + size = aa_unpack_array(e, NULL);
>>
>> profile->secmark = kcalloc(size, sizeof(struct aa_secmark),
>> GFP_KERNEL);
>> @@ -595,12 +569,12 @@ static bool unpack_secmark(struct aa_ext *e, struct aa_profile *profile)
>> goto fail;
>> if (!unpack_u8(e, &profile->secmark[i].deny, NULL))
>> goto fail;
>> - if (!unpack_strdup(e, &profile->secmark[i].label, NULL))
>> + if (!aa_unpack_strdup(e, &profile->secmark[i].label, NULL))
>> goto fail;
>> }
>> - if (!unpack_nameX(e, AA_ARRAYEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_ARRAYEND, NULL))
>> goto fail;
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL))
>> goto fail;
>> }
>>
>> @@ -624,26 +598,26 @@ static bool unpack_rlimits(struct aa_ext *e, struct aa_profile *profile)
>> void *pos = e->pos;
>>
>> /* rlimits are optional */
>> - if (unpack_nameX(e, AA_STRUCT, "rlimits")) {
>> + if (aa_unpack_nameX(e, AA_STRUCT, "rlimits")) {
>> int i, size;
>> u32 tmp = 0;
>> - if (!unpack_u32(e, &tmp, NULL))
>> + if (!aa_unpack_u32(e, &tmp, NULL))
>> goto fail;
>> profile->rlimits.mask = tmp;
>>
>> - size = unpack_array(e, NULL);
>> + size = aa_unpack_array(e, NULL);
>> if (size > RLIM_NLIMITS)
>> goto fail;
>> for (i = 0; i < size; i++) {
>> u64 tmp2 = 0;
>> int a = aa_map_resource(i);
>> - if (!unpack_u64(e, &tmp2, NULL))
>> + if (!aa_unpack_u64(e, &tmp2, NULL))
>> goto fail;
>> profile->rlimits.limits[a].rlim_max = tmp2;
>> }
>> - if (!unpack_nameX(e, AA_ARRAYEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_ARRAYEND, NULL))
>> goto fail;
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL))
>> goto fail;
>> }
>> return true;
>> @@ -691,9 +665,9 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> *ns_name = NULL;
>>
>> /* check that we have the right struct being passed */
>> - if (!unpack_nameX(e, AA_STRUCT, "profile"))
>> + if (!aa_unpack_nameX(e, AA_STRUCT, "profile"))
>> goto fail;
>> - if (!unpack_str(e, &name, NULL))
>> + if (!aa_unpack_str(e, &name, NULL))
>> goto fail;
>> if (*name == '\0')
>> goto fail;
>> @@ -713,10 +687,10 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> return ERR_PTR(-ENOMEM);
>>
>> /* profile renaming is optional */
>> - (void) unpack_str(e, &profile->rename, "rename");
>> + (void) aa_unpack_str(e, &profile->rename, "rename");
>>
>> /* attachment string is optional */
>> - (void) unpack_str(e, &profile->attach, "attach");
>> + (void) aa_unpack_str(e, &profile->attach, "attach");
>>
>> /* xmatch is optional and may be NULL */
>> profile->xmatch = unpack_dfa(e);
>> @@ -728,7 +702,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> }
>> /* xmatch_len is not optional if xmatch is set */
>> if (profile->xmatch) {
>> - if (!unpack_u32(e, &tmp, NULL)) {
>> + if (!aa_unpack_u32(e, &tmp, NULL)) {
>> info = "missing xmatch len";
>> goto fail;
>> }
>> @@ -736,15 +710,15 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> }
>>
>> /* disconnected attachment string is optional */
>> - (void) unpack_str(e, &profile->disconnected, "disconnected");
>> + (void) aa_unpack_str(e, &profile->disconnected, "disconnected");
>>
>> /* per profile debug flags (complain, audit) */
>> - if (!unpack_nameX(e, AA_STRUCT, "flags")) {
>> + if (!aa_unpack_nameX(e, AA_STRUCT, "flags")) {
>> info = "profile missing flags";
>> goto fail;
>> }
>> info = "failed to unpack profile flags";
>> - if (!unpack_u32(e, &tmp, NULL))
>> + if (!aa_unpack_u32(e, &tmp, NULL))
>> goto fail;
>> if (tmp & PACKED_FLAG_HAT)
>> profile->label.flags |= FLAG_HAT;
>> @@ -752,7 +726,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> profile->label.flags |= FLAG_DEBUG1;
>> if (tmp & PACKED_FLAG_DEBUG2)
>> profile->label.flags |= FLAG_DEBUG2;
>> - if (!unpack_u32(e, &tmp, NULL))
>> + if (!aa_unpack_u32(e, &tmp, NULL))
>> goto fail;
>> if (tmp == PACKED_MODE_COMPLAIN || (e->version & FORCE_COMPLAIN_FLAG)) {
>> profile->mode = APPARMOR_COMPLAIN;
>> @@ -766,16 +740,16 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> } else {
>> goto fail;
>> }
>> - if (!unpack_u32(e, &tmp, NULL))
>> + if (!aa_unpack_u32(e, &tmp, NULL))
>> goto fail;
>> if (tmp)
>> profile->audit = AUDIT_ALL;
>>
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL))
>> goto fail;
>>
>> /* path_flags is optional */
>> - if (unpack_u32(e, &profile->path_flags, "path_flags"))
>> + if (aa_unpack_u32(e, &profile->path_flags, "path_flags"))
>> profile->path_flags |= profile->label.flags &
>> PATH_MEDIATE_DELETED;
>> else
>> @@ -783,38 +757,38 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> profile->path_flags = PATH_MEDIATE_DELETED;
>>
>> info = "failed to unpack profile capabilities";
>> - if (!unpack_u32(e, &(profile->caps.allow.cap[0]), NULL))
>> + if (!aa_unpack_u32(e, &(profile->caps.allow.cap[0]), NULL))
>> goto fail;
>> - if (!unpack_u32(e, &(profile->caps.audit.cap[0]), NULL))
>> + if (!aa_unpack_u32(e, &(profile->caps.audit.cap[0]), NULL))
>> goto fail;
>> - if (!unpack_u32(e, &(profile->caps.quiet.cap[0]), NULL))
>> + if (!aa_unpack_u32(e, &(profile->caps.quiet.cap[0]), NULL))
>> goto fail;
>> - if (!unpack_u32(e, &tmpcap.cap[0], NULL))
>> + if (!aa_unpack_u32(e, &tmpcap.cap[0], NULL))
>> goto fail;
>>
>> info = "failed to unpack upper profile capabilities";
>> - if (unpack_nameX(e, AA_STRUCT, "caps64")) {
>> + if (aa_unpack_nameX(e, AA_STRUCT, "caps64")) {
>> /* optional upper half of 64 bit caps */
>> - if (!unpack_u32(e, &(profile->caps.allow.cap[1]), NULL))
>> + if (!aa_unpack_u32(e, &(profile->caps.allow.cap[1]), NULL))
>> goto fail;
>> - if (!unpack_u32(e, &(profile->caps.audit.cap[1]), NULL))
>> + if (!aa_unpack_u32(e, &(profile->caps.audit.cap[1]), NULL))
>> goto fail;
>> - if (!unpack_u32(e, &(profile->caps.quiet.cap[1]), NULL))
>> + if (!aa_unpack_u32(e, &(profile->caps.quiet.cap[1]), NULL))
>> goto fail;
>> - if (!unpack_u32(e, &(tmpcap.cap[1]), NULL))
>> + if (!aa_unpack_u32(e, &(tmpcap.cap[1]), NULL))
>> goto fail;
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL))
>> goto fail;
>> }
>>
>> info = "failed to unpack extended profile capabilities";
>> - if (unpack_nameX(e, AA_STRUCT, "capsx")) {
>> + if (aa_unpack_nameX(e, AA_STRUCT, "capsx")) {
>> /* optional extended caps mediation mask */
>> - if (!unpack_u32(e, &(profile->caps.extended.cap[0]), NULL))
>> + if (!aa_unpack_u32(e, &(profile->caps.extended.cap[0]), NULL))
>> goto fail;
>> - if (!unpack_u32(e, &(profile->caps.extended.cap[1]), NULL))
>> + if (!aa_unpack_u32(e, &(profile->caps.extended.cap[1]), NULL))
>> goto fail;
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL))
>> goto fail;
>> }
>>
>> @@ -833,7 +807,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> goto fail;
>> }
>>
>> - if (unpack_nameX(e, AA_STRUCT, "policydb")) {
>> + if (aa_unpack_nameX(e, AA_STRUCT, "policydb")) {
>> /* generic policy dfa - optional and may be NULL */
>> info = "failed to unpack policydb";
>> profile->policy.dfa = unpack_dfa(e);
>> @@ -845,7 +819,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> error = -EPROTO;
>> goto fail;
>> }
>> - if (!unpack_u32(e, &profile->policy.start[0], "start"))
>> + if (!aa_unpack_u32(e, &profile->policy.start[0], "start"))
>> /* default start state */
>> profile->policy.start[0] = DFA_START;
>> /* setup class index */
>> @@ -855,7 +829,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> profile->policy.start[0],
>> i);
>> }
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL))
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL))
>> goto fail;
>> } else
>> profile->policy.dfa = aa_get_dfa(nulldfa);
>> @@ -868,7 +842,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> info = "failed to unpack profile file rules";
>> goto fail;
>> } else if (profile->file.dfa) {
>> - if (!unpack_u32(e, &profile->file.start, "dfa_start"))
>> + if (!aa_unpack_u32(e, &profile->file.start, "dfa_start"))
>> /* default start state */
>> profile->file.start = DFA_START;
>> } else if (profile->policy.dfa &&
>> @@ -883,7 +857,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> goto fail;
>> }
>>
>> - if (unpack_nameX(e, AA_STRUCT, "data")) {
>> + if (aa_unpack_nameX(e, AA_STRUCT, "data")) {
>> info = "out of memory";
>> profile->data = kzalloc(sizeof(*profile->data), GFP_KERNEL);
>> if (!profile->data)
>> @@ -901,7 +875,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> goto fail;
>> }
>>
>> - while (unpack_strdup(e, &key, NULL)) {
>> + while (aa_unpack_strdup(e, &key, NULL)) {
>> data = kzalloc(sizeof(*data), GFP_KERNEL);
>> if (!data) {
>> kfree_sensitive(key);
>> @@ -909,7 +883,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> }
>>
>> data->key = key;
>> - data->size = unpack_blob(e, &data->data, NULL);
>> + data->size = aa_unpack_blob(e, &data->data, NULL);
>> data->data = kvmemdup(data->data, data->size);
>> if (data->size && !data->data) {
>> kfree_sensitive(data->key);
>> @@ -921,13 +895,13 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
>> profile->data->p);
>> }
>>
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL)) {
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL)) {
>> info = "failed to unpack end of key, value data table";
>> goto fail;
>> }
>> }
>>
>> - if (!unpack_nameX(e, AA_STRUCTEND, NULL)) {
>> + if (!aa_unpack_nameX(e, AA_STRUCTEND, NULL)) {
>> info = "failed to unpack end of profile";
>> goto fail;
>> }
>> @@ -960,7 +934,7 @@ static int verify_header(struct aa_ext *e, int required, const char **ns)
>> *ns = NULL;
>>
>> /* get the interface version */
>> - if (!unpack_u32(e, &e->version, "version")) {
>> + if (!aa_unpack_u32(e, &e->version, "version")) {
>> if (required) {
>> audit_iface(NULL, NULL, NULL, "invalid profile format",
>> e, error);
>> @@ -979,7 +953,7 @@ static int verify_header(struct aa_ext *e, int required, const char **ns)
>> }
>>
>> /* read the namespace if present */
>> - if (unpack_str(e, &name, "namespace")) {
>> + if (aa_unpack_str(e, &name, "namespace")) {
>> if (*name == '\0') {
>> audit_iface(NULL, NULL, NULL, "invalid namespace name",
>> e, error);
>> @@ -1251,7 +1225,3 @@ int aa_unpack(struct aa_loaddata *udata, struct list_head *lh,
>>
>> return error;
>> }
>> -
>> -#ifdef CONFIG_SECURITY_APPARMOR_KUNIT_TEST
>> -#include "policy_unpack_test.c"
>> -#endif /* CONFIG_SECURITY_APPARMOR_KUNIT_TEST */
>> diff --git a/security/apparmor/policy_unpack_test.c b/security/apparmor/policy_unpack_test.c
>> index 0a969b2e03db..f25cf2a023d5 100644
>> --- a/security/apparmor/policy_unpack_test.c
>> +++ b/security/apparmor/policy_unpack_test.c
>> @@ -4,6 +4,7 @@
>> */
>>
>> #include <kunit/test.h>
>> +#include <kunit/visibility.h>
>>
>> #include "include/policy.h"
>> #include "include/policy_unpack.h"
>> @@ -43,6 +44,8 @@
>> #define TEST_ARRAY_BUF_OFFSET \
>> (TEST_NAMED_ARRAY_BUF_OFFSET + 3 + strlen(TEST_ARRAY_NAME) + 1)
>>
>> +MODULE_IMPORT_NS(EXPORTED_FOR_KUNIT_TESTING);
>> +
>> struct policy_unpack_fixture {
>> struct aa_ext *e;
>> size_t e_size;
>> @@ -125,16 +128,16 @@ static void policy_unpack_test_inbounds_when_inbounds(struct kunit *test)
>> {
>> struct policy_unpack_fixture *puf = test->priv;
>>
>> - KUNIT_EXPECT_TRUE(test, inbounds(puf->e, 0));
>> - KUNIT_EXPECT_TRUE(test, inbounds(puf->e, puf->e_size / 2));
>> - KUNIT_EXPECT_TRUE(test, inbounds(puf->e, puf->e_size));
>> + KUNIT_EXPECT_TRUE(test, aa_inbounds(puf->e, 0));
>> + KUNIT_EXPECT_TRUE(test, aa_inbounds(puf->e, puf->e_size / 2));
>> + KUNIT_EXPECT_TRUE(test, aa_inbounds(puf->e, puf->e_size));
>> }
>>
>> static void policy_unpack_test_inbounds_when_out_of_bounds(struct kunit *test)
>> {
>> struct policy_unpack_fixture *puf = test->priv;
>>
>> - KUNIT_EXPECT_FALSE(test, inbounds(puf->e, puf->e_size + 1));
>> + KUNIT_EXPECT_FALSE(test, aa_inbounds(puf->e, puf->e_size + 1));
>> }
>>
>> static void policy_unpack_test_unpack_array_with_null_name(struct kunit *test)
>> @@ -144,7 +147,7 @@ static void policy_unpack_test_unpack_array_with_null_name(struct kunit *test)
>>
>> puf->e->pos += TEST_ARRAY_BUF_OFFSET;
>>
>> - array_size = unpack_array(puf->e, NULL);
>> + array_size = aa_unpack_array(puf->e, NULL);
>>
>> KUNIT_EXPECT_EQ(test, array_size, (u16)TEST_ARRAY_SIZE);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos,
>> @@ -159,7 +162,7 @@ static void policy_unpack_test_unpack_array_with_name(struct kunit *test)
>>
>> puf->e->pos += TEST_NAMED_ARRAY_BUF_OFFSET;
>>
>> - array_size = unpack_array(puf->e, name);
>> + array_size = aa_unpack_array(puf->e, name);
>>
>> KUNIT_EXPECT_EQ(test, array_size, (u16)TEST_ARRAY_SIZE);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos,
>> @@ -175,7 +178,7 @@ static void policy_unpack_test_unpack_array_out_of_bounds(struct kunit *test)
>> puf->e->pos += TEST_NAMED_ARRAY_BUF_OFFSET;
>> puf->e->end = puf->e->start + TEST_ARRAY_BUF_OFFSET + sizeof(u16);
>>
>> - array_size = unpack_array(puf->e, name);
>> + array_size = aa_unpack_array(puf->e, name);
>>
>> KUNIT_EXPECT_EQ(test, array_size, 0);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos,
>> @@ -189,7 +192,7 @@ static void policy_unpack_test_unpack_blob_with_null_name(struct kunit *test)
>> size_t size;
>>
>> puf->e->pos += TEST_BLOB_BUF_OFFSET;
>> - size = unpack_blob(puf->e, &blob, NULL);
>> + size = aa_unpack_blob(puf->e, &blob, NULL);
>>
>> KUNIT_ASSERT_EQ(test, size, TEST_BLOB_DATA_SIZE);
>> KUNIT_EXPECT_TRUE(test,
>> @@ -203,7 +206,7 @@ static void policy_unpack_test_unpack_blob_with_name(struct kunit *test)
>> size_t size;
>>
>> puf->e->pos += TEST_NAMED_BLOB_BUF_OFFSET;
>> - size = unpack_blob(puf->e, &blob, TEST_BLOB_NAME);
>> + size = aa_unpack_blob(puf->e, &blob, TEST_BLOB_NAME);
>>
>> KUNIT_ASSERT_EQ(test, size, TEST_BLOB_DATA_SIZE);
>> KUNIT_EXPECT_TRUE(test,
>> @@ -222,7 +225,7 @@ static void policy_unpack_test_unpack_blob_out_of_bounds(struct kunit *test)
>> puf->e->end = puf->e->start + TEST_BLOB_BUF_OFFSET
>> + TEST_BLOB_DATA_SIZE - 1;
>>
>> - size = unpack_blob(puf->e, &blob, TEST_BLOB_NAME);
>> + size = aa_unpack_blob(puf->e, &blob, TEST_BLOB_NAME);
>>
>> KUNIT_EXPECT_EQ(test, size, 0);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos, start);
>> @@ -235,7 +238,7 @@ static void policy_unpack_test_unpack_str_with_null_name(struct kunit *test)
>> size_t size;
>>
>> puf->e->pos += TEST_STRING_BUF_OFFSET;
>> - size = unpack_str(puf->e, &string, NULL);
>> + size = aa_unpack_str(puf->e, &string, NULL);
>>
>> KUNIT_EXPECT_EQ(test, size, strlen(TEST_STRING_DATA) + 1);
>> KUNIT_EXPECT_STREQ(test, string, TEST_STRING_DATA);
>> @@ -247,7 +250,7 @@ static void policy_unpack_test_unpack_str_with_name(struct kunit *test)
>> const char *string = NULL;
>> size_t size;
>>
>> - size = unpack_str(puf->e, &string, TEST_STRING_NAME);
>> + size = aa_unpack_str(puf->e, &string, TEST_STRING_NAME);
>>
>> KUNIT_EXPECT_EQ(test, size, strlen(TEST_STRING_DATA) + 1);
>> KUNIT_EXPECT_STREQ(test, string, TEST_STRING_DATA);
>> @@ -263,7 +266,7 @@ static void policy_unpack_test_unpack_str_out_of_bounds(struct kunit *test)
>> puf->e->end = puf->e->pos + TEST_STRING_BUF_OFFSET
>> + strlen(TEST_STRING_DATA) - 1;
>>
>> - size = unpack_str(puf->e, &string, TEST_STRING_NAME);
>> + size = aa_unpack_str(puf->e, &string, TEST_STRING_NAME);
>>
>> KUNIT_EXPECT_EQ(test, size, 0);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos, start);
>> @@ -276,7 +279,7 @@ static void policy_unpack_test_unpack_strdup_with_null_name(struct kunit *test)
>> size_t size;
>>
>> puf->e->pos += TEST_STRING_BUF_OFFSET;
>> - size = unpack_strdup(puf->e, &string, NULL);
>> + size = aa_unpack_strdup(puf->e, &string, NULL);
>>
>> KUNIT_EXPECT_EQ(test, size, strlen(TEST_STRING_DATA) + 1);
>> KUNIT_EXPECT_FALSE(test,
>> @@ -291,7 +294,7 @@ static void policy_unpack_test_unpack_strdup_with_name(struct kunit *test)
>> char *string = NULL;
>> size_t size;
>>
>> - size = unpack_strdup(puf->e, &string, TEST_STRING_NAME);
>> + size = aa_unpack_strdup(puf->e, &string, TEST_STRING_NAME);
>>
>> KUNIT_EXPECT_EQ(test, size, strlen(TEST_STRING_DATA) + 1);
>> KUNIT_EXPECT_FALSE(test,
>> @@ -310,7 +313,7 @@ static void policy_unpack_test_unpack_strdup_out_of_bounds(struct kunit *test)
>> puf->e->end = puf->e->pos + TEST_STRING_BUF_OFFSET
>> + strlen(TEST_STRING_DATA) - 1;
>>
>> - size = unpack_strdup(puf->e, &string, TEST_STRING_NAME);
>> + size = aa_unpack_strdup(puf->e, &string, TEST_STRING_NAME);
>>
>> KUNIT_EXPECT_EQ(test, size, 0);
>> KUNIT_EXPECT_NULL(test, string);
>> @@ -324,7 +327,7 @@ static void policy_unpack_test_unpack_nameX_with_null_name(struct kunit *test)
>>
>> puf->e->pos += TEST_U32_BUF_OFFSET;
>>
>> - success = unpack_nameX(puf->e, AA_U32, NULL);
>> + success = aa_unpack_nameX(puf->e, AA_U32, NULL);
>>
>> KUNIT_EXPECT_TRUE(test, success);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos,
>> @@ -338,7 +341,7 @@ static void policy_unpack_test_unpack_nameX_with_wrong_code(struct kunit *test)
>>
>> puf->e->pos += TEST_U32_BUF_OFFSET;
>>
>> - success = unpack_nameX(puf->e, AA_BLOB, NULL);
>> + success = aa_unpack_nameX(puf->e, AA_BLOB, NULL);
>>
>> KUNIT_EXPECT_FALSE(test, success);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos,
>> @@ -353,7 +356,7 @@ static void policy_unpack_test_unpack_nameX_with_name(struct kunit *test)
>>
>> puf->e->pos += TEST_NAMED_U32_BUF_OFFSET;
>>
>> - success = unpack_nameX(puf->e, AA_U32, name);
>> + success = aa_unpack_nameX(puf->e, AA_U32, name);
>>
>> KUNIT_EXPECT_TRUE(test, success);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos,
>> @@ -368,7 +371,7 @@ static void policy_unpack_test_unpack_nameX_with_wrong_name(struct kunit *test)
>>
>> puf->e->pos += TEST_NAMED_U32_BUF_OFFSET;
>>
>> - success = unpack_nameX(puf->e, AA_U32, name);
>> + success = aa_unpack_nameX(puf->e, AA_U32, name);
>>
>> KUNIT_EXPECT_FALSE(test, success);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos,
>> @@ -389,7 +392,7 @@ static void policy_unpack_test_unpack_u16_chunk_basic(struct kunit *test)
>> */
>> puf->e->end += TEST_U16_DATA;
>>
>> - size = unpack_u16_chunk(puf->e, &chunk);
>> + size = aa_unpack_u16_chunk(puf->e, &chunk);
>>
>> KUNIT_EXPECT_PTR_EQ(test, chunk,
>> puf->e->start + TEST_U16_OFFSET + 2);
>> @@ -406,7 +409,7 @@ static void policy_unpack_test_unpack_u16_chunk_out_of_bounds_1(
>>
>> puf->e->pos = puf->e->end - 1;
>>
>> - size = unpack_u16_chunk(puf->e, &chunk);
>> + size = aa_unpack_u16_chunk(puf->e, &chunk);
>>
>> KUNIT_EXPECT_EQ(test, size, 0);
>> KUNIT_EXPECT_NULL(test, chunk);
>> @@ -428,7 +431,7 @@ static void policy_unpack_test_unpack_u16_chunk_out_of_bounds_2(
>> */
>> puf->e->end = puf->e->pos + TEST_U16_DATA - 1;
>>
>> - size = unpack_u16_chunk(puf->e, &chunk);
>> + size = aa_unpack_u16_chunk(puf->e, &chunk);
>>
>> KUNIT_EXPECT_EQ(test, size, 0);
>> KUNIT_EXPECT_NULL(test, chunk);
>> @@ -443,7 +446,7 @@ static void policy_unpack_test_unpack_u32_with_null_name(struct kunit *test)
>>
>> puf->e->pos += TEST_U32_BUF_OFFSET;
>>
>> - success = unpack_u32(puf->e, &data, NULL);
>> + success = aa_unpack_u32(puf->e, &data, NULL);
>>
>> KUNIT_EXPECT_TRUE(test, success);
>> KUNIT_EXPECT_EQ(test, data, TEST_U32_DATA);
>> @@ -460,7 +463,7 @@ static void policy_unpack_test_unpack_u32_with_name(struct kunit *test)
>>
>> puf->e->pos += TEST_NAMED_U32_BUF_OFFSET;
>>
>> - success = unpack_u32(puf->e, &data, name);
>> + success = aa_unpack_u32(puf->e, &data, name);
>>
>> KUNIT_EXPECT_TRUE(test, success);
>> KUNIT_EXPECT_EQ(test, data, TEST_U32_DATA);
>> @@ -478,7 +481,7 @@ static void policy_unpack_test_unpack_u32_out_of_bounds(struct kunit *test)
>> puf->e->pos += TEST_NAMED_U32_BUF_OFFSET;
>> puf->e->end = puf->e->start + TEST_U32_BUF_OFFSET + sizeof(u32);
>>
>> - success = unpack_u32(puf->e, &data, name);
>> + success = aa_unpack_u32(puf->e, &data, name);
>>
>> KUNIT_EXPECT_FALSE(test, success);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos,
>> @@ -493,7 +496,7 @@ static void policy_unpack_test_unpack_u64_with_null_name(struct kunit *test)
>>
>> puf->e->pos += TEST_U64_BUF_OFFSET;
>>
>> - success = unpack_u64(puf->e, &data, NULL);
>> + success = aa_unpack_u64(puf->e, &data, NULL);
>>
>> KUNIT_EXPECT_TRUE(test, success);
>> KUNIT_EXPECT_EQ(test, data, TEST_U64_DATA);
>> @@ -510,7 +513,7 @@ static void policy_unpack_test_unpack_u64_with_name(struct kunit *test)
>>
>> puf->e->pos += TEST_NAMED_U64_BUF_OFFSET;
>>
>> - success = unpack_u64(puf->e, &data, name);
>> + success = aa_unpack_u64(puf->e, &data, name);
>>
>> KUNIT_EXPECT_TRUE(test, success);
>> KUNIT_EXPECT_EQ(test, data, TEST_U64_DATA);
>> @@ -528,7 +531,7 @@ static void policy_unpack_test_unpack_u64_out_of_bounds(struct kunit *test)
>> puf->e->pos += TEST_NAMED_U64_BUF_OFFSET;
>> puf->e->end = puf->e->start + TEST_U64_BUF_OFFSET + sizeof(u64);
>>
>> - success = unpack_u64(puf->e, &data, name);
>> + success = aa_unpack_u64(puf->e, &data, name);
>>
>> KUNIT_EXPECT_FALSE(test, success);
>> KUNIT_EXPECT_PTR_EQ(test, puf->e->pos,
>> @@ -538,7 +541,7 @@ static void policy_unpack_test_unpack_u64_out_of_bounds(struct kunit *test)
>> static void policy_unpack_test_unpack_X_code_match(struct kunit *test)
>> {
>> struct policy_unpack_fixture *puf = test->priv;
>> - bool success = unpack_X(puf->e, AA_NAME);
>> + bool success = aa_unpack_X(puf->e, AA_NAME);
>>
>> KUNIT_EXPECT_TRUE(test, success);
>> KUNIT_EXPECT_TRUE(test, puf->e->pos == puf->e->start + 1);
>> @@ -547,7 +550,7 @@ static void policy_unpack_test_unpack_X_code_match(struct kunit *test)
>> static void policy_unpack_test_unpack_X_code_mismatch(struct kunit *test)
>> {
>> struct policy_unpack_fixture *puf = test->priv;
>> - bool success = unpack_X(puf->e, AA_STRING);
>> + bool success = aa_unpack_X(puf->e, AA_STRING);
>>
>> KUNIT_EXPECT_FALSE(test, success);
>> KUNIT_EXPECT_TRUE(test, puf->e->pos == puf->e->start);
>> @@ -559,7 +562,7 @@ static void policy_unpack_test_unpack_X_out_of_bounds(struct kunit *test)
>> bool success;
>>
>> puf->e->pos = puf->e->end;
>> - success = unpack_X(puf->e, AA_NAME);
>> + success = aa_unpack_X(puf->e, AA_NAME);
>>
>> KUNIT_EXPECT_FALSE(test, success);
>> }
>> @@ -605,3 +608,5 @@ static struct kunit_suite apparmor_policy_unpack_test_module = {
>> };
>>
>> kunit_test_suite(apparmor_policy_unpack_test_module);
>> +
>> +MODULE_LICENSE("GPL");
>> --
>> 2.39.0.rc0.267.gcb52ba06e7-goog
>>
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