Move common processor stuff into cpu_util.{h,c}

* PROC_CPUINFO define used in testing
* STRIFNULL(), UNKIFNULL() EMPIFNULL() macros used in
  reading cpuinfo
* byte order, topology, and cpufreq data structures and
  functions that are platform independent
* processor_has_flag() helper

Signed-off-by: Burt P <pburt0@gmail.com>

1 files changed, 48 insertions, 0 deletions

diff --git a/includes/cpu_util.h b/includes/cpu_util.h
new file mode 100644
index 00000000..656a402c
--- /dev/null
+++ b/includes/cpu_util.h
@@ -0,0 +1,48 @@
+#ifndef __CPU_UTIL_H__
+#define __CPU_UTIL_H__
+
+#include "hardinfo.h"
+
+#ifndef PROC_CPUINFO
+#define PROC_CPUINFO "/proc/cpuinfo"
+#endif
+
+/* needs a local Processor *processor */
+#define STRIFNULL(f,cs) if (processor->f == NULL) processor->f = g_strdup(cs);
+#define UNKIFNULL(f) STRIFNULL(f, _("(Unknown)") )
+#define EMPIFNULL(f) STRIFNULL(f, "")
+
+gchar *byte_order_str(void);
+
+/* from /sys/devices/system/cpu/cpu%d/%s */
+gchar* get_cpu_str(const gchar* file, gint cpuid);
+gint get_cpu_int(const char* item, int cpuid);
+
+/* space delimted list of flags, finds flag */
+int processor_has_flag(gchar * strflags, gchar * strflag);
+
+typedef struct {
+    gint id;
+    gint cpukhz_max, cpukhz_min, cpukhz_cur;
+    gchar *scaling_driver, *scaling_governor;
+    gint transition_latency;
+} cpufreq_data;
+
+typedef struct {
+    gint id; /* thread */
+    gint socket_id;
+    gint core_id;
+} cpu_topology_data;
+
+cpufreq_data *cpufreq_new(gint id);
+void cpufreq_update(cpufreq_data *cpufd, int cur_only);
+void cpufreq_free(cpufreq_data *cpufd);
+
+gchar *cpufreq_section_str(cpufreq_data *cpufd);
+
+cpu_topology_data *cputopo_new(gint id);
+void cputopo_free(cpu_topology_data *cputd);
+
+gchar *cputopo_section_str(cpu_topology_data *cputd);
+
+#endif