[26/42] nifi-minifi-cpp git commit: MINIFICPP-274: PutKafka Processor

[bq...@apache.org]

http://git-wip-us.apache.org/repos/asf/nifi-minifi-cpp/blob/9f66960e/thirdparty/librdkafka-0.11.1/src/rdgz.h
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diff --git a/thirdparty/librdkafka-0.11.1/src/rdgz.h b/thirdparty/librdkafka-0.11.1/src/rdgz.h
new file mode 100644
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+++ b/thirdparty/librdkafka-0.11.1/src/rdgz.h
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+/*
+ * librd - Rapid Development C library
+ *
+ * Copyright (c) 2012, Magnus Edenhill
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met: 
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer. 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution. 
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+/**
+ * Simple gzip decompression returning the inflated data
+ * in a malloced buffer.
+ * '*decompressed_lenp' must be 0 if the length of the uncompressed data
+ * is not known in which case it will be calculated.
+ * The returned buffer is nul-terminated (the actual allocated length
+ * is '*decompressed_lenp'+1.
+ *
+ * The decompressed length is returned in '*decompressed_lenp'.
+ */
+void *rd_gz_decompress (const void *compressed, int compressed_len,
+			uint64_t *decompressed_lenp);

http://git-wip-us.apache.org/repos/asf/nifi-minifi-cpp/blob/9f66960e/thirdparty/librdkafka-0.11.1/src/rdinterval.h
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diff --git a/thirdparty/librdkafka-0.11.1/src/rdinterval.h b/thirdparty/librdkafka-0.11.1/src/rdinterval.h
new file mode 100644
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+++ b/thirdparty/librdkafka-0.11.1/src/rdinterval.h
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+#pragma once
+
+
+
+#include "rd.h"
+
+typedef struct rd_interval_s {
+        rd_ts_t    ri_ts_last; /* last interval timestamp */
+        rd_ts_t    ri_fixed;   /* fixed interval if provided interval is 0 */
+        int        ri_backoff; /* back off the next interval by this much */
+} rd_interval_t;
+
+
+static RD_INLINE RD_UNUSED void rd_interval_init (rd_interval_t *ri) {
+        memset(ri, 0, sizeof(*ri));
+}
+
+
+
+/**
+ * Returns the number of microseconds the interval has been over-shot.
+ * If the return value is >0 (i.e., time for next intervalled something) then
+ * the time interval is updated for the next inteval.
+ *
+ * A current time can be provided in 'now', if set to 0 the time will be
+ * gathered automatically.
+ *
+ * If 'interval_us' is set to 0 the fixed interval will be used, see
+ * 'rd_interval_fixed()'.
+ *
+ * If this is the first time rd_interval() is called after an _init() or
+ * _reset() and the \p immediate parameter is true, then a positive value
+ * will be returned immediately even though the initial interval has not passed.
+ */
+#define rd_interval(ri,interval_us,now) rd_interval0(ri,interval_us,now,0)
+#define rd_interval_immediate(ri,interval_us,now) \
+	rd_interval0(ri,interval_us,now,1)
+static RD_INLINE RD_UNUSED rd_ts_t rd_interval0 (rd_interval_t *ri,
+						 rd_ts_t interval_us,
+						 rd_ts_t now,
+						 int immediate) {
+        rd_ts_t diff;
+
+        if (!now)
+                now = rd_clock();
+        if (!interval_us)
+                interval_us = ri->ri_fixed;
+
+        if (ri->ri_ts_last || !immediate) {
+                diff = now - (ri->ri_ts_last + interval_us + ri->ri_backoff);
+        } else
+                diff = 1;
+        if (unlikely(diff > 0)) {
+                ri->ri_ts_last = now;
+                ri->ri_backoff = 0;
+        }
+
+        return diff;
+}
+
+
+/**
+ * Reset the interval to zero, i.e., the next call to rd_interval()
+ * will be immediate.
+ */
+static RD_INLINE RD_UNUSED void rd_interval_reset (rd_interval_t *ri) {
+        ri->ri_ts_last = 0;
+        ri->ri_backoff = 0;
+}
+
+/**
+ * Back off the next interval by `backoff_us` microseconds.
+ */
+static RD_INLINE RD_UNUSED void rd_interval_backoff (rd_interval_t *ri,
+                                                    int backoff_us) {
+        ri->ri_backoff = backoff_us;
+}
+
+/**
+ * Expedite (speed up) the next interval by `expedite_us` microseconds.
+ * If `expedite_us` is 0 the interval will be set to trigger
+ * immedately on the next rd_interval() call.
+ */
+static RD_INLINE RD_UNUSED void rd_interval_expedite (rd_interval_t *ri,
+						     int expedite_us) {
+	if (!expedite_us)
+		ri->ri_ts_last = 0;
+	else
+		ri->ri_backoff = -expedite_us;
+}
+
+/**
+ * Specifies a fixed interval to use if rd_interval() is called with
+ * `interval_us` set to 0.
+ */
+static RD_INLINE RD_UNUSED void rd_interval_fixed (rd_interval_t *ri,
+                                                  rd_ts_t fixed_us) {
+        ri->ri_fixed = fixed_us;
+}
+
+/**
+ * Disables the interval (until rd_interval_init()/reset() is called).
+ * A disabled interval will never return a positive value from
+ * rd_interval().
+ */
+static RD_INLINE RD_UNUSED void rd_interval_disable (rd_interval_t *ri) {
+        /* Set last beat to a large value a long time in the future. */
+        ri->ri_ts_last = 6000000000000000000LL; /* in about 190000 years */
+}
+
+/**
+ * Returns true if the interval is disabled.
+ */
+static RD_INLINE RD_UNUSED int rd_interval_disabled (const rd_interval_t *ri) {
+        return ri->ri_ts_last == 6000000000000000000LL;
+}