Query a named provider capability via a callback.
Declared in <openssl/provider.h>
int
OSSL_PROVIDER_get_capabilities(
OSSL_PROVIDER const* prov,
char const* capability,
OSSL_CALLBACK* cb,
void* arg);
1 on success, or 0 on failure.
| Name | Description |
|---|---|
| prov | Provider to query. |
| capability | Capability name (for example "TLS-GROUP"). |
| cb | Callback invoked for each capability description. |
| arg | Opaque argument passed to cb. |