Format an OpenSSL error code into a caller-provided buffer.
Declared in <openssl/err.h>
void
ERR_error_string_n(
unsigned long e,
char* buf,
size_t len);| Name | Description |
|---|---|
| e | Packed error code from ERR_get_error() or similar. |
| buf | Destination buffer that receives a NUL-terminated description. |
| len | Capacity of buf in bytes. |