diff options
Diffstat (limited to 'src/vppinfra/unix-misc.c')
| -rw-r--r-- | src/vppinfra/unix-misc.c | 85 |
1 files changed, 71 insertions, 14 deletions
diff --git a/src/vppinfra/unix-misc.c b/src/vppinfra/unix-misc.c index 4dbc5ce98ce..af48e99ebe6 100644 --- a/src/vppinfra/unix-misc.c +++ b/src/vppinfra/unix-misc.c @@ -35,6 +35,10 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +#ifndef _GNU_SOURCE +#define _GNU_SOURCE +#endif + #include <vppinfra/error.h> #include <vppinfra/os.h> #include <vppinfra/bitmap.h> @@ -42,11 +46,19 @@ #include <vppinfra/format.h> #ifdef __linux__ #include <vppinfra/linux/sysfs.h> +#include <sched.h> +#elif defined(__FreeBSD__) +#define _WANT_FREEBSD_BITSET +#include <sys/cdefs.h> +#include <sys/param.h> +#include <sys/types.h> +#include <sys/cpuset.h> +#include <sys/domainset.h> +#include <sys/sysctl.h> #endif #include <sys/stat.h> #include <sys/types.h> -#include <sys/syscall.h> #include <sys/uio.h> /* writev */ #include <fcntl.h> #include <stdio.h> /* for sprintf */ @@ -207,27 +219,20 @@ unix_proc_file_contents (char *file, u8 ** result) return 0; } -void os_panic (void) __attribute__ ((weak)); - -__clib_export void +__clib_export __clib_weak void os_panic (void) { abort (); } -void os_exit (int) __attribute__ ((weak)); - -void +__clib_export __clib_weak void os_exit (int code) { exit (code); } -void os_puts (u8 * string, uword string_length, uword is_error) - __attribute__ ((weak)); - -void -os_puts (u8 * string, uword string_length, uword is_error) +__clib_export __clib_weak void +os_puts (u8 *string, uword string_length, uword is_error) { int cpu = os_get_thread_index (); int nthreads = os_get_nthreads (); @@ -288,7 +293,7 @@ os_get_cpu_affinity_bitmap (int pid) __CPU_ZERO_S (sizeof (cpu_set_t), &cpuset); - ret = syscall (SYS_sched_getaffinity, 0, sizeof (cpu_set_t), &cpuset); + ret = sched_getaffinity (0, sizeof (cpu_set_t), &cpuset); if (ret < 0) { @@ -300,8 +305,23 @@ os_get_cpu_affinity_bitmap (int pid) if (__CPU_ISSET_S (index, sizeof (cpu_set_t), &cpuset)) clib_bitmap_set (affinity_cpus, index, 1); return affinity_cpus; +#elif defined(__FreeBSD__) + cpuset_t mask; + uword *r = NULL; + + if (cpuset_getaffinity (CPU_LEVEL_CPUSET, CPU_WHICH_CPUSET, -1, + sizeof (mask), &mask) != 0) + { + clib_bitmap_free (r); + return NULL; + } + + for (int bit = 0; bit < CPU_SETSIZE; bit++) + clib_bitmap_set (r, bit, CPU_ISSET (bit, &mask)); + + return r; #else - return 0; + return NULL; #endif } @@ -310,6 +330,21 @@ os_get_online_cpu_node_bitmap () { #if __linux__ return clib_sysfs_read_bitmap ("/sys/devices/system/node/online"); +#elif defined(__FreeBSD__) + domainset_t domain; + uword *r = NULL; + int policy; + + if (cpuset_getdomain (CPU_LEVEL_CPUSET, CPU_WHICH_CPUSET, -1, + sizeof (domain), &domain, &policy) != 0) + { + clib_bitmap_free (r); + return NULL; + } + + for (int bit = 0; bit < CPU_SETSIZE; bit++) + clib_bitmap_set (r, bit, CPU_ISSET (bit, &domain)); + return r; #else return 0; #endif @@ -358,6 +393,28 @@ os_get_cpu_phys_core_id (int cpu_id) #endif } +__clib_export u8 * +os_get_exec_path () +{ + u8 *rv = 0; +#ifdef __linux__ + char tmp[PATH_MAX]; + ssize_t sz = readlink ("/proc/self/exe", tmp, sizeof (tmp)); + + if (sz <= 0) + return 0; +#else + char tmp[MAXPATHLEN]; + int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1 }; + size_t sz = MAXPATHLEN; + + if (sysctl (mib, 4, tmp, &sz, NULL, 0) == -1) + return 0; +#endif + vec_add (rv, tmp, sz); + return rv; +} + /* * fd.io coding-style-patch-verification: ON * |