diff options
| author | Matthieu Herrb <matthieu.herrb@laas.fr> | 2012-01-02 13:23:59 +0000 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2012-01-09 13:09:49 -0800 |
| commit | 6d6d4cb6043905d850834946e9bfc526ed5a9ef7 (patch) | |
| tree | 3f556eb70349cb4b047d7f8066fdaa5fe5f02278 /os | |
| parent | a55214d11916b707b7c8c65c555cc0cbb59ac503 (diff) | |
Add OpenBSD support to DetermineClientCmd()
Uses kvm_getargv() from libkvm.
Signed-off-by: Matthieu Herrb <matthieu.herrb@laas.fr>
Reviewed-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'os')
| -rw-r--r-- | os/client.c | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/os/client.c b/os/client.c index 8f4707b09..fbccf22ed 100644 --- a/os/client.c +++ b/os/client.c @@ -64,6 +64,15 @@ #include <procfs.h> #endif +#ifdef __OpenBSD__ +#include <sys/param.h> +#include <sys/sysctl.h> +#include <sys/types.h> + +#include <kvm.h> +#include <limits.h> +#endif + /** * Try to determine a PID for a client from its connection * information. This should be called only once when new client has @@ -172,7 +181,39 @@ void DetermineClientCmd(pid_t pid, const char **cmdname, const char **cmdargs) if (cmdargs && sp) *cmdargs = strdup(sp); } -#else /* not Solaris */ +#elif defined(__OpenBSD__) + /* on OpenBSD use kvm_getargv() */ + { + kvm_t *kd; + char errbuf[_POSIX2_LINE_MAX]; + char **argv; + struct kinfo_proc *kp; + size_t len = 0; + int i, n; + + kd = kvm_open(NULL, NULL, NULL, KVM_NO_FILES, errbuf); + if (kd == NULL) + return; + kp = kvm_getprocs(kd, KERN_PROC_PID, pid, sizeof(struct kinfo_proc), &n); + if (n != 1) + return; + argv = kvm_getargv(kd, kp, 0); + *cmdname = strdup(argv[0]); + i = 1; + while (argv[i] != NULL) { + len += strlen(argv[i]) + 1; + i++; + } + *cmdargs = calloc(1, len); + i = 1; + while (argv[i] != NULL) { + strlcat(*cmdargs, argv[i], len); + strlcat(*cmdargs, " ", len); + i++; + } + kvm_close(kd); + } +#else /* Linux using /proc/pid/cmdline */ /* Check if /proc/pid/cmdline exists. It's not supported on all * operating systems. */ |