Load random bytes from the system random number generator.
Synopsis
Declared in <bdlb_randomdevice.h>
static
int
getRandomBytes(
unsigned char* buffer,
size_t numBytes);Description
Read the specified numBytes from the system random number generator into the specified buffer. Note that this method may block if called repeatedly or if numBytes is high.
Return Value
0 on success, and a non‐zero value otherwise
Parameters
Name |
Description |
buffer |
buffer to receive the random bytes |
numBytes |
number of bytes to read into |
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