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-rw-r--r--pixman/test/utils.h277
1 files changed, 140 insertions, 137 deletions
diff --git a/pixman/test/utils.h b/pixman/test/utils.h
index 5643c1228..615ad7841 100644
--- a/pixman/test/utils.h
+++ b/pixman/test/utils.h
@@ -1,137 +1,140 @@
-#include <stdlib.h>
-#include <config.h>
-#include <assert.h>
-#include "pixman-private.h" /* For 'inline' definition */
-
-#define ARRAY_LENGTH(A) ((int) (sizeof (A) / sizeof ((A) [0])))
-
-/* A primitive pseudorandom number generator,
- * taken from POSIX.1-2001 example
- */
-
-extern uint32_t lcg_seed;
-#ifdef USE_OPENMP
-#pragma omp threadprivate(lcg_seed)
-#endif
-
-static inline uint32_t
-lcg_rand (void)
-{
- lcg_seed = lcg_seed * 1103515245 + 12345;
- return ((uint32_t)(lcg_seed / 65536) % 32768);
-}
-
-static inline void
-lcg_srand (uint32_t seed)
-{
- lcg_seed = seed;
-}
-
-static inline uint32_t
-lcg_rand_n (int max)
-{
- return lcg_rand () % max;
-}
-
-static inline uint32_t
-lcg_rand_N (int max)
-{
- uint32_t lo = lcg_rand ();
- uint32_t hi = lcg_rand () << 15;
- return (lo | hi) % max;
-}
-
-static inline uint32_t
-lcg_rand_u32 (void)
-{
- uint32_t lo = lcg_rand();
- uint32_t hi = lcg_rand();
-
- return (hi << 16) | lo;
-}
-
-/* CRC 32 computation
- */
-uint32_t
-compute_crc32 (uint32_t in_crc32,
- const void *buf,
- size_t buf_len);
-
-/* perform endian conversion of pixel data
- */
-void
-image_endian_swap (pixman_image_t *img);
-
-/* Allocate memory that is bounded by protected pages,
- * so that out-of-bounds access will cause segfaults
- */
-void *
-fence_malloc (int64_t len);
-
-void
-fence_free (void *data);
-
-/* Generate n_bytes random bytes in fence_malloced memory */
-uint8_t *
-make_random_bytes (int n_bytes);
-
-/* Return current time in seconds */
-double
-gettime (void);
-
-/* main body of the fuzzer test */
-int
-fuzzer_test_main (const char *test_name,
- int default_number_of_iterations,
- uint32_t expected_checksum,
- uint32_t (*test_function)(int testnum, int verbose),
- int argc,
- const char *argv[]);
-
-void
-fail_after (int seconds, const char *msg);
-
-/* If possible, enable traps for floating point exceptions */
-void enable_fp_exceptions(void);
-
-/* A pair of macros which can help to detect corruption of
- * floating point registers after a function call. This may
- * happen if _mm_empty() call is forgotten in MMX/SSE2 fast
- * path code, or ARM NEON assembly optimized function forgets
- * to save/restore d8-d15 registers before use.
- */
-
-#define FLOAT_REGS_CORRUPTION_DETECTOR_START() \
- static volatile double frcd_volatile_constant1 = 123451; \
- static volatile double frcd_volatile_constant2 = 123452; \
- static volatile double frcd_volatile_constant3 = 123453; \
- static volatile double frcd_volatile_constant4 = 123454; \
- static volatile double frcd_volatile_constant5 = 123455; \
- static volatile double frcd_volatile_constant6 = 123456; \
- static volatile double frcd_volatile_constant7 = 123457; \
- static volatile double frcd_volatile_constant8 = 123458; \
- double frcd_canary_variable1 = frcd_volatile_constant1; \
- double frcd_canary_variable2 = frcd_volatile_constant2; \
- double frcd_canary_variable3 = frcd_volatile_constant3; \
- double frcd_canary_variable4 = frcd_volatile_constant4; \
- double frcd_canary_variable5 = frcd_volatile_constant5; \
- double frcd_canary_variable6 = frcd_volatile_constant6; \
- double frcd_canary_variable7 = frcd_volatile_constant7; \
- double frcd_canary_variable8 = frcd_volatile_constant8;
-
-#define FLOAT_REGS_CORRUPTION_DETECTOR_FINISH() \
- assert (frcd_canary_variable1 == frcd_volatile_constant1); \
- assert (frcd_canary_variable2 == frcd_volatile_constant2); \
- assert (frcd_canary_variable3 == frcd_volatile_constant3); \
- assert (frcd_canary_variable4 == frcd_volatile_constant4); \
- assert (frcd_canary_variable5 == frcd_volatile_constant5); \
- assert (frcd_canary_variable6 == frcd_volatile_constant6); \
- assert (frcd_canary_variable7 == frcd_volatile_constant7); \
- assert (frcd_canary_variable8 == frcd_volatile_constant8);
-
-/* Try to get an aligned memory chunk */
-void *
-aligned_malloc (size_t align, size_t size);
-
-void
-initialize_palette (pixman_indexed_t *palette, uint32_t depth, int is_rgb);
+#include <stdlib.h>
+#include <config.h>
+#include <assert.h>
+#include "pixman-private.h" /* For 'inline' definition */
+
+#define ARRAY_LENGTH(A) ((int) (sizeof (A) / sizeof ((A) [0])))
+
+/* A primitive pseudorandom number generator,
+ * taken from POSIX.1-2001 example
+ */
+
+extern uint32_t lcg_seed;
+#ifdef USE_OPENMP
+#pragma omp threadprivate(lcg_seed)
+#endif
+
+static inline uint32_t
+lcg_rand (void)
+{
+ lcg_seed = lcg_seed * 1103515245 + 12345;
+ return ((uint32_t)(lcg_seed / 65536) % 32768);
+}
+
+static inline void
+lcg_srand (uint32_t seed)
+{
+ lcg_seed = seed;
+}
+
+static inline uint32_t
+lcg_rand_n (int max)
+{
+ return lcg_rand () % max;
+}
+
+static inline uint32_t
+lcg_rand_N (int max)
+{
+ uint32_t lo = lcg_rand ();
+ uint32_t hi = lcg_rand () << 15;
+ return (lo | hi) % max;
+}
+
+static inline uint32_t
+lcg_rand_u32 (void)
+{
+ uint32_t lo = lcg_rand();
+ uint32_t hi = lcg_rand();
+
+ return (hi << 16) | lo;
+}
+
+/* CRC 32 computation
+ */
+uint32_t
+compute_crc32 (uint32_t in_crc32,
+ const void *buf,
+ size_t buf_len);
+
+/* perform endian conversion of pixel data
+ */
+void
+image_endian_swap (pixman_image_t *img);
+
+/* Allocate memory that is bounded by protected pages,
+ * so that out-of-bounds access will cause segfaults
+ */
+void *
+fence_malloc (int64_t len);
+
+void
+fence_free (void *data);
+
+/* Generate n_bytes random bytes in fence_malloced memory */
+uint8_t *
+make_random_bytes (int n_bytes);
+
+/* Return current time in seconds */
+double
+gettime (void);
+
+uint32_t
+get_random_seed (void);
+
+/* main body of the fuzzer test */
+int
+fuzzer_test_main (const char *test_name,
+ int default_number_of_iterations,
+ uint32_t expected_checksum,
+ uint32_t (*test_function)(int testnum, int verbose),
+ int argc,
+ const char *argv[]);
+
+void
+fail_after (int seconds, const char *msg);
+
+/* If possible, enable traps for floating point exceptions */
+void enable_fp_exceptions(void);
+
+/* A pair of macros which can help to detect corruption of
+ * floating point registers after a function call. This may
+ * happen if _mm_empty() call is forgotten in MMX/SSE2 fast
+ * path code, or ARM NEON assembly optimized function forgets
+ * to save/restore d8-d15 registers before use.
+ */
+
+#define FLOAT_REGS_CORRUPTION_DETECTOR_START() \
+ static volatile double frcd_volatile_constant1 = 123451; \
+ static volatile double frcd_volatile_constant2 = 123452; \
+ static volatile double frcd_volatile_constant3 = 123453; \
+ static volatile double frcd_volatile_constant4 = 123454; \
+ static volatile double frcd_volatile_constant5 = 123455; \
+ static volatile double frcd_volatile_constant6 = 123456; \
+ static volatile double frcd_volatile_constant7 = 123457; \
+ static volatile double frcd_volatile_constant8 = 123458; \
+ double frcd_canary_variable1 = frcd_volatile_constant1; \
+ double frcd_canary_variable2 = frcd_volatile_constant2; \
+ double frcd_canary_variable3 = frcd_volatile_constant3; \
+ double frcd_canary_variable4 = frcd_volatile_constant4; \
+ double frcd_canary_variable5 = frcd_volatile_constant5; \
+ double frcd_canary_variable6 = frcd_volatile_constant6; \
+ double frcd_canary_variable7 = frcd_volatile_constant7; \
+ double frcd_canary_variable8 = frcd_volatile_constant8;
+
+#define FLOAT_REGS_CORRUPTION_DETECTOR_FINISH() \
+ assert (frcd_canary_variable1 == frcd_volatile_constant1); \
+ assert (frcd_canary_variable2 == frcd_volatile_constant2); \
+ assert (frcd_canary_variable3 == frcd_volatile_constant3); \
+ assert (frcd_canary_variable4 == frcd_volatile_constant4); \
+ assert (frcd_canary_variable5 == frcd_volatile_constant5); \
+ assert (frcd_canary_variable6 == frcd_volatile_constant6); \
+ assert (frcd_canary_variable7 == frcd_volatile_constant7); \
+ assert (frcd_canary_variable8 == frcd_volatile_constant8);
+
+/* Try to get an aligned memory chunk */
+void *
+aligned_malloc (size_t align, size_t size);
+
+void
+initialize_palette (pixman_indexed_t *palette, uint32_t depth, int is_rgb);