all: add .api files necessary for public API presubmit check
Change-Id: I034dfeba722ffc4c5bc9ea6b0bb9783a2edd70de
diff --git a/lib/stats/.api b/lib/stats/.api
new file mode 100644
index 0000000..369d592
--- /dev/null
+++ b/lib/stats/.api
@@ -0,0 +1,43 @@
+pkg stats, func Delete(string) error
+pkg stats, func GetStatsObject(string) (StatsObject, error)
+pkg stats, func Glob(string, string, time.Time, bool) *GlobIterator
+pkg stats, func NewCounter(string) *counter.Counter
+pkg stats, func NewFloat(string) *Float
+pkg stats, func NewFloatFunc(string, func() float64) StatsObject
+pkg stats, func NewHistogram(string, histogram.Options) *histogram.Histogram
+pkg stats, func NewInteger(string) *Integer
+pkg stats, func NewIntegerFunc(string, func() int64) StatsObject
+pkg stats, func NewMap(string) *Map
+pkg stats, func NewString(string) *String
+pkg stats, func NewStringFunc(string, func() string) StatsObject
+pkg stats, func Value(string) (interface{}, error)
+pkg stats, method (*Float) Incr(float64)
+pkg stats, method (*Float) LastUpdate() time.Time
+pkg stats, method (*Float) Set(float64)
+pkg stats, method (*Float) Value() interface{}
+pkg stats, method (*GlobIterator) Advance() bool
+pkg stats, method (*Integer) Incr(int64)
+pkg stats, method (*Integer) LastUpdate() time.Time
+pkg stats, method (*Integer) Set(int64)
+pkg stats, method (*Integer) Value() interface{}
+pkg stats, method (*Map) Delete([]string)
+pkg stats, method (*Map) Keys() []string
+pkg stats, method (*Map) LastUpdate() time.Time
+pkg stats, method (*Map) Set([]KeyValue)
+pkg stats, method (*Map) Value() interface{}
+pkg stats, method (*String) LastUpdate() time.Time
+pkg stats, method (*String) Set(string)
+pkg stats, method (*String) Value() interface{}
+pkg stats, method (GlobIterator) Err() error
+pkg stats, method (GlobIterator) Value() KeyValue
+pkg stats, type Float struct
+pkg stats, type GlobIterator struct
+pkg stats, type Integer struct
+pkg stats, type KeyValue struct
+pkg stats, type KeyValue struct, Key string
+pkg stats, type KeyValue struct, Value interface{}
+pkg stats, type Map struct
+pkg stats, type StatsObject interface { LastUpdate, Value }
+pkg stats, type StatsObject interface, LastUpdate() time.Time
+pkg stats, type StatsObject interface, Value() interface{}
+pkg stats, type String struct
diff --git a/lib/stats/counter/.api b/lib/stats/counter/.api
new file mode 100644
index 0000000..fe261b1
--- /dev/null
+++ b/lib/stats/counter/.api
@@ -0,0 +1,27 @@
+pkg counter, func New() *Counter
+pkg counter, func NewTracker() *Tracker
+pkg counter, method (*Counter) Delta10m() int64
+pkg counter, method (*Counter) Delta1h() int64
+pkg counter, method (*Counter) Delta1m() int64
+pkg counter, method (*Counter) Incr(int64)
+pkg counter, method (*Counter) LastUpdate() time.Time
+pkg counter, method (*Counter) Rate10m() float64
+pkg counter, method (*Counter) Rate1h() float64
+pkg counter, method (*Counter) Rate1m() float64
+pkg counter, method (*Counter) Reset()
+pkg counter, method (*Counter) Set(int64)
+pkg counter, method (*Counter) Value() int64
+pkg counter, method (*Tracker) LastUpdate() time.Time
+pkg counter, method (*Tracker) Max() int64
+pkg counter, method (*Tracker) Max10m() int64
+pkg counter, method (*Tracker) Max1h() int64
+pkg counter, method (*Tracker) Max1m() int64
+pkg counter, method (*Tracker) Min() int64
+pkg counter, method (*Tracker) Min10m() int64
+pkg counter, method (*Tracker) Min1h() int64
+pkg counter, method (*Tracker) Min1m() int64
+pkg counter, method (*Tracker) Push(int64)
+pkg counter, method (*Tracker) Reset()
+pkg counter, type Counter struct
+pkg counter, type Tracker struct
+pkg counter, var TimeNow func() time.Time
diff --git a/lib/stats/histogram/.api b/lib/stats/histogram/.api
new file mode 100644
index 0000000..ac99368
--- /dev/null
+++ b/lib/stats/histogram/.api
@@ -0,0 +1,14 @@
+pkg histogram, func New(Options) *Histogram
+pkg histogram, method (*Histogram) Add(int64) error
+pkg histogram, method (*Histogram) Delta10m() stats.HistogramValue
+pkg histogram, method (*Histogram) Delta1h() stats.HistogramValue
+pkg histogram, method (*Histogram) Delta1m() stats.HistogramValue
+pkg histogram, method (*Histogram) LastUpdate() time.Time
+pkg histogram, method (*Histogram) Opts() Options
+pkg histogram, method (*Histogram) Value() stats.HistogramValue
+pkg histogram, type Histogram struct
+pkg histogram, type Options struct
+pkg histogram, type Options struct, GrowthFactor float64
+pkg histogram, type Options struct, MinValue int64
+pkg histogram, type Options struct, NumBuckets int
+pkg histogram, type Options struct, SmallestBucketSize float64
diff --git a/lib/stats/sysstats/.api b/lib/stats/sysstats/.api
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/lib/stats/sysstats/.api
