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Code Fuzzing Injections

include/inject.h View source View on GitHub

Structs

Section titled “Structs”

inject_site

Section titled “inject_site”
struct inject_site (7 fields) source
§ const char *name
§ const char *desc
§ enum inject_kind kind
§ atomic_bool armed

Enums

Section titled “Enums”

inject_kind

Section titled “inject_kind”
enum inject_kind (2 variants) source
§ INJECT_KIND_DELAY = 1

spin

§ INJECT_KIND_FAIL = 1 << 1

Force failures

Functions

Section titled “Functions”

inject_arm

Section titled “inject_arm”
void inject_arm(struct inject_site *s, uint32_t seed, uint32_t nth)
source

inject_disarm

Section titled “inject_disarm”
void inject_disarm(struct inject_site *s)
source

inject_delay_impl

Section titled “inject_delay_impl”
void inject_delay_impl(struct inject_site *s)
source

inject_fail_impl

Section titled “inject_fail_impl”
cc_warn_unused_result bool inject_fail_impl(struct inject_site *s)
source

Macros

Section titled “Macros”

INJECT_SITE_ATTRIBUTE

Section titled “INJECT_SITE_ATTRIBUTE”
#define INJECT_SITE_ATTRIBUTE cc_section(".kernel_inject_sites") cc_used
source

INJECT_SITE_DEFINE

Section titled “INJECT_SITE_DEFINE”
#define INJECT_SITE_DEFINE(id, injkind, description)
source
Expansion
#define INJECT_SITE_DEFINE(id, injkind, description) \
    INJECT_SITE_ATTRIBUTE struct inject_site __inject_site_##id = { \
        .name = #id, .desc = (description), .kind = (injkind)}

INJECT_SITE_EXTERN

Section titled “INJECT_SITE_EXTERN”
#define INJECT_SITE_EXTERN(id)
source
Expansion
#define INJECT_SITE_EXTERN(id) extern struct inject_site __inject_site_##id

INJECT_SITE

Section titled “INJECT_SITE”
#define INJECT_SITE(id)
source
Expansion
#define INJECT_SITE(id) (&__inject_site_##id)

INJECT_DELAY

Section titled “INJECT_DELAY”
#define INJECT_DELAY(id)
source
Expansion
#define INJECT_DELAY(id) \
    do { \
        if (cc_unlikely(atomic_load_rlx(&INJECT_SITE(id)->armed))) \
            inject_delay_impl(INJECT_SITE(id)); \
    } while (0)

INJECT_FAIL

Section titled “INJECT_FAIL”
#define INJECT_FAIL(id)
source
Expansion
#define INJECT_FAIL(id) \
    (cc_unlikely(atomic_load_rlx(&INJECT_SITE(id)->armed)) && \
     inject_fail_impl(INJECT_SITE(id)))

INJECT_DELAY

Section titled “INJECT_DELAY”
#define INJECT_DELAY(id)
source
Expansion
#define INJECT_DELAY(id) ((void) 0)

INJECT_FAIL

Section titled “INJECT_FAIL”
#define INJECT_FAIL(id)
source
Expansion
#define INJECT_FAIL(id) (false)