Clean-up: run format-cpp on the tree

[lttng-tools.git] / src / common / random.cpp

diff --git a/src/common/random.cpp b/src/common/random.cpp
index b282d67d0157386c26e8343709865bf66145d817..5a038a563e12b339a25f307cf4e83cc12c6d1bfc 100644 (file)
--- a/src/common/random.cpp
+++ b/src/common/random.cpp
@@ -5,6 +5,7 @@
  *
  */
 
+#include <common/error.hpp>
 #include <common/file-descriptor.hpp>
 #include <common/format.hpp>
 #include <common/hashtable/utils.hpp>
@@ -72,9 +73,8 @@ void getrandom_nonblock(char *out_data, std::size_t size)
        }
 }
 #else /* defined(__linux__) && defined(SYS_getrandom) && defined(HAVE_SYS_RANDOM_H) */
-__attribute__((noreturn))
-void getrandom_nonblock(char *out_data __attribute__((unused)),
-               std::size_t size __attribute__((unused)))
+__attribute__((noreturn)) void getrandom_nonblock(char *out_data __attribute__((unused)),
+                                                 std::size_t size __attribute__((unused)))
 {
        LTTNG_THROW_RANDOM_PRODUCTION_ERROR("getrandom() is not supported by this platform");
 }
@@ -138,11 +138,11 @@ lttng::random::seed_t produce_random_seed_from_urandom()
        }() };
 
        lttng::random::seed_t seed;
-       const auto read_ret = lttng_read(urandom.fd(), &seed, sizeof(seed));
-       if (read_ret != sizeof(seed)) {
-               LTTNG_THROW_POSIX(fmt::format("Failed to read from `/dev/urandom`: size={}",
-                                             sizeof(seed)),
-                                 errno);
+       try {
+               urandom.read(&seed, sizeof(seed));
+       } catch (const std::exception& e) {
+               LTTNG_THROW_RANDOM_PRODUCTION_ERROR(fmt::format(
+                       "Failed to read from `/dev/urandom`: size={}: {}", sizeof(seed), e.what()));
        }
 
        return seed;