1 files changed, 145 insertions, 0 deletions
diff --git a/include/haproxy/stats.h b/include/haproxy/stats.h
new file mode 100644
index 0000000..f9e6d97
--- /dev/null
+++ b/include/haproxy/stats.h
@@ -0,0 +1,145 @@
+/*
+ * include/haproxy/stats.h
+ * This file contains definitions of some primitives to dedicated to
+ * statistics output.
+ *
+ * Copyright (C) 2000-2020 Willy Tarreau - w@1wt.eu
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, version 2.1
+ * exclusively.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef _HAPROXY_STATS_H
+#define _HAPROXY_STATS_H
+
+#include <haproxy/api.h>
+#include <haproxy/listener-t.h>
+#include <haproxy/stats-t.h>
+#include <haproxy/tools-t.h>
+
+struct channel;
+struct buffer;
+struct proxy;
+struct appctx;
+struct htx;
+
+/* These two structs contains all field names and descriptions according to
+ * the the number of entries in "enum stat_field" and "enum info_field"
+ */
+extern const struct name_desc stat_fields[];
+extern const struct name_desc info_fields[];
+extern const char *stat_status_codes[];
+extern struct applet http_stats_applet;
+extern THREAD_LOCAL struct field info[];
+extern THREAD_LOCAL struct field *stat_l[];
+
+struct htx;
+int stats_putchk(struct appctx *appctx, struct htx *htx);
+
+int stats_dump_one_line(const struct field *stats, size_t stats_count, struct appctx *appctx);
+
+int stats_fill_info(struct field *info, int len, uint flags);
+int stats_fill_fe_stats(struct proxy *px, struct field *stats, int len,
+			enum stat_field *selected_field);
+int stats_fill_li_stats(struct proxy *px, struct listener *l, int flags,
+                        struct field *stats, int len, enum stat_field *selected_field);
+int stats_fill_sv_stats(struct proxy *px, struct server *sv, int flags,
+                        struct field *stats, int len, enum stat_field *selected_field);
+int stats_fill_be_stats(struct proxy *px, int flags, struct field *stats, int len,
+			enum stat_field *selected_field);
+
+int stats_emit_raw_data_field(struct buffer *out, const struct field *f);
+int stats_emit_typed_data_field(struct buffer *out, const struct field *f);
+int stats_emit_field_tags(struct buffer *out, const struct field *f,
+			  char delim);
+
+
+static inline enum field_format field_format(const struct field *f, int e)
+{
+	return f[e].type & FF_MASK;
+}
+
+static inline enum field_origin field_origin(const struct field *f, int e)
+{
+	return f[e].type & FO_MASK;
+}
+
+static inline enum field_scope field_scope(const struct field *f, int e)
+{
+	return f[e].type & FS_MASK;
+}
+
+static inline enum field_nature field_nature(const struct field *f, int e)
+{
+	return f[e].type & FN_MASK;
+}
+
+static inline const char *field_str(const struct field *f, int e)
+{
+	return (field_format(f, e) == FF_STR && f[e].u.str) ? f[e].u.str : "";
+}
+
+static inline struct field mkf_s32(uint32_t type, int32_t value)
+{
+	struct field f = { .type = FF_S32 | type, .u.s32 = value };
+	return f;
+}
+
+static inline struct field mkf_u32(uint32_t type, uint32_t value)
+{
+	struct field f = { .type = FF_U32 | type, .u.u32 = value };
+	return f;
+}
+
+static inline struct field mkf_s64(uint32_t type, int64_t value)
+{
+	struct field f = { .type = FF_S64 | type, .u.s64 = value };
+	return f;
+}
+
+static inline struct field mkf_u64(uint32_t type, uint64_t value)
+{
+	struct field f = { .type = FF_U64 | type, .u.u64 = value };
+	return f;
+}
+
+static inline struct field mkf_str(uint32_t type, const char *value)
+{
+	struct field f = { .type = FF_STR | type, .u.str = value };
+	return f;
+}
+
+static inline struct field mkf_flt(uint32_t type, double value)
+{
+	struct field f = { .type = FF_FLT | type, .u.flt = value };
+	return f;
+}
+
+#define MK_STATS_PROXY_DOMAIN(px_cap) \
+	((px_cap) << STATS_PX_CAP | STATS_DOMAIN_PROXY)
+
+int stats_allocate_proxy_counters_internal(struct extra_counters **counters,
+                                           int type, int px_cap);
+int stats_allocate_proxy_counters(struct proxy *px);
+
+void stats_register_module(struct stats_module *m);
+
+#endif /* _HAPROXY_STATS_H */
+
+/*
+ * Local variables:
+ *  c-indent-level: 8
+ *  c-basic-offset: 8
+ * End:
+ */