ngx::ffi

Function EVP_DigestVerifyInit

Source 
pub unsafe extern "C" fn EVP_DigestVerifyInit(
    ctx: *mut evp_md_ctx_st,
    pctx: *mut *mut evp_pkey_ctx_st,
    type_: *const evp_md_st,
    e: *mut engine_st,
    pkey: *mut evp_pkey_st,
) -> i32