DPDK  16.11.9
rte_random.h
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33 
34 #ifndef _RTE_RANDOM_H_
35 #define _RTE_RANDOM_H_
36 
43 #ifdef __cplusplus
44 extern "C" {
45 #endif
46 
47 #include <stdint.h>
48 #include <stdlib.h>
49 
60 static inline void
61 rte_srand(uint64_t seedval)
62 {
63  srand48((long)seedval);
64 }
65 
76 static inline uint64_t
77 rte_rand(void)
78 {
79  uint64_t val;
80  val = (uint64_t)lrand48();
81  val <<= 32;
82  val += (uint64_t)lrand48();
83  return val;
84 }
85 
86 #ifdef __cplusplus
87 }
88 #endif
89 
90 
91 #endif /* _RTE_PER_LCORE_H_ */