Run clang-format on the whole tree

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

diff --git a/src/common/random.cpp b/src/common/random.cpp
index b5669d097d93f95477a9598e70d5aadfa1cf08e4..8d9bcfd41e0beb09147918c569d03b83fcfbf32e 100644 (file)
--- a/src/common/random.cpp
+++ b/src/common/random.cpp
@@ -5,8 +5,6 @@
  *
  */
 
-#include <lttng/constant.h>
-
 #include <common/file-descriptor.hpp>
 #include <common/format.hpp>
 #include <common/hashtable/utils.hpp>
@@ -14,6 +12,8 @@
 #include <common/readwrite.hpp>
 #include <common/time.hpp>
 
+#include <lttng/constant.h>
+
 #include <fcntl.h>
 
 #ifdef HAVE_SYS_SYSCALL_H
@@ -66,16 +66,15 @@ void getrandom_nonblock(char *out_data, std::size_t size)
 
        if (ret < 0) {
                LTTNG_THROW_POSIX(
-                               fmt::format("Failed to get true random data using getrandom(): size={}",
-                                               size),
-                               errno);
+                       fmt::format("Failed to get true random data using getrandom(): size={}",
+                                   size),
+                       errno);
        }
 }
 #else /* defined(__linux__) && defined(SYS_getrandom) && defined(HAVE_SYS_RANDOM_H) */
 void getrandom_nonblock(char *out_data, std::size_t size)
 {
-       LTTNG_THROW_RANDOM_PRODUCTION_ERROR(
-                       "getrandom() is not supported by this platform");
+       LTTNG_THROW_RANDOM_PRODUCTION_ERROR("getrandom() is not supported by this platform");
 }
 #endif /* defined(__linux__) && defined(SYS_getrandom) && defined(HAVE_SYS_RANDOM_H) */
 
@@ -91,25 +90,23 @@ lttng::random::seed_t produce_pseudo_random_seed()
        ret = clock_gettime(CLOCK_REALTIME, &real_time);
        if (ret) {
                LTTNG_THROW_POSIX("Failed to read real time while generating pseudo-random seed",
-                               errno);
+                                 errno);
        }
 
        ret = clock_gettime(CLOCK_MONOTONIC, &monotonic_time);
        if (ret) {
                LTTNG_THROW_POSIX(
-                               "Failed to read monotonic time while generating pseudo-random seed",
-                               errno);
+                       "Failed to read monotonic time while generating pseudo-random seed", errno);
        }
 
        ret = gethostname(hostname, sizeof(hostname));
        if (ret) {
                LTTNG_THROW_POSIX("Failed to get host name while generating pseudo-random seed",
-                               errno);
+                                 errno);
        }
 
        hash_seed = (unsigned long) real_time.tv_nsec ^ (unsigned long) real_time.tv_sec ^
-                       (unsigned long) monotonic_time.tv_nsec ^
-                       (unsigned long) monotonic_time.tv_sec;
+               (unsigned long) monotonic_time.tv_nsec ^ (unsigned long) monotonic_time.tv_sec;
        seed = hash_key_ulong((void *) real_time.tv_sec, hash_seed);
        seed ^= hash_key_ulong((void *) real_time.tv_nsec, hash_seed);
        seed ^= hash_key_ulong((void *) monotonic_time.tv_sec, hash_seed);
@@ -128,7 +125,7 @@ lttng::random::seed_t produce_random_seed_from_urandom()
         * Open /dev/urandom as a file_descriptor, or throw on error. The
         * lambda is used to reduce the scope of the raw fd as much as possible.
         */
-       lttng::file_descriptor urandom{[]() {
+       lttng::file_descriptor urandom{ []() {
                const auto urandom_raw_fd = open("/dev/urandom", O_RDONLY | O_CLOEXEC);
 
                if (urandom_raw_fd < 0) {
@@ -136,14 +133,14 @@ lttng::random::seed_t produce_random_seed_from_urandom()
                }
 
                return urandom_raw_fd;
-       }()};
+       }() };
 
        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);
+                                             sizeof(seed)),
+                                 errno);
        }
 
        return seed;
@@ -152,9 +149,9 @@ lttng::random::seed_t produce_random_seed_from_urandom()
 } /* namespace */
 
 lttng::random::production_error::production_error(const std::string& msg,
-               const char *file_name,
-               const char *function_name,
-               unsigned int line_number) :
+                                                 const char *file_name,
+                                                 const char *function_name,
+                                                 unsigned int line_number) :
        lttng::runtime_error(msg, file_name, function_name, line_number)
 {
 }
@@ -173,9 +170,10 @@ lttng::random::seed_t lttng::random::produce_best_effort_random_seed()
                return lttng::random::produce_true_random_seed();
        } catch (std::exception& e) {
                WARN("%s",
-                               fmt::format("Failed to produce a random seed using getrandom(), falling back to pseudo-random device seed generation which will block until its pool is initialized: {}",
-                                               e.what())
-                                               .c_str());
+                    fmt::format(
+                            "Failed to produce a random seed using getrandom(), falling back to pseudo-random device seed generation which will block until its pool is initialized: {}",
+                            e.what())
+                            .c_str());
        }
 
        try {
@@ -186,9 +184,9 @@ lttng::random::seed_t lttng::random::produce_best_effort_random_seed()
                produce_random_seed_from_urandom();
        } catch (std::exception& e) {
                WARN("%s",
-                               fmt::format("Failed to produce a random seed from the urandom device: {}",
-                                               e.what())
-                                               .c_str());
+                    fmt::format("Failed to produce a random seed from the urandom device: {}",
+                                e.what())
+                            .c_str());
        }
 
        /* Fallback to time-based seed generation. */