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ulib Implement rand()

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This commit is contained in:
Kamil Kowalczyk
2025-10-11 21:54:23 +02:00
parent ee93463c64
commit fc97d56eb5
2 changed files with 5 additions and 0 deletions
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4
ulib/system/system.c
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@ -39,3 +39,7 @@ int32_t schedrelease(void) {
int32_t devctl(Dev_t *devh, uint64_t cmd, uint8_t *buffer, size_t len, uint64_t extra) { int32_t devctl(Dev_t *devh, uint64_t cmd, uint8_t *buffer, size_t len, uint64_t extra) {
return syscall(SYS_DEVCTL, (uint64_t)devh, cmd, (uint64_t)buffer, (uint64_t)len, (uint64_t)extra, 0); return syscall(SYS_DEVCTL, (uint64_t)devh, cmd, (uint64_t)buffer, (uint64_t)len, (uint64_t)extra, 0);
} }
int32_t rand(void) {
return syscall(SYS_RAND, 0, 0, 0, 0, 0, 0);
}

1
ulib/system/system.h
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@ -13,5 +13,6 @@ int32_t mman_map(uint8_t *addr, size_t size, uint64_t prot, uint64_t flags, uint
int32_t mman_unmap(uint8_t *addr); int32_t mman_unmap(uint8_t *addr);
int32_t schedrelease(void); int32_t schedrelease(void);
int32_t devctl(Dev_t *devh, uint64_t cmd, uint8_t *buffer, size_t len, uint64_t extra); int32_t devctl(Dev_t *devh, uint64_t cmd, uint8_t *buffer, size_t len, uint64_t extra);
int32_t rand(void);
#endif // ULIB_SYSTEM_SYSTEM_H_ #endif // ULIB_SYSTEM_SYSTEM_H_