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Add support for NetBSD getrandom interface. #96

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Add support for NetBSD getrandom interface. #96

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17 changes: 17 additions & 0 deletions ref/randombytes.c
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,8 @@
#define _GNU_SOURCE
#include <unistd.h>
#include <sys/syscall.h>
#elif __NetBSD__
#include <sys/random.h>
#else
#include <unistd.h>
#endif
Expand Down Expand Up @@ -53,6 +55,21 @@ void randombytes(uint8_t *out, size_t outlen) {
outlen -= ret;
}
}
#elif defined(__NetBSD__)
void randombytes(uint8_t *out, size_t outlen) {
ssize_t ret;

while(outlen > 0) {
ret = getrandom(out, outlen, 0);
if(ret == -1 && errno == EINTR)
continue;
else if(ret == -1)
abort();

out += ret;
outlen -= ret;
}
}
#else
void randombytes(uint8_t *out, size_t outlen) {
static int fd = -1;
Expand Down