1 files changed, 127 insertions, 0 deletions
diff --git a/src/libnetdata/log/nd_log-field-formatters.c b/src/libnetdata/log/nd_log-field-formatters.c
new file mode 100644
index 000000000..e1b3c0d08
--- /dev/null
+++ b/src/libnetdata/log/nd_log-field-formatters.c
@@ -0,0 +1,127 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "nd_log-internals.h"
+
+int64_t log_field_to_int64(struct log_field *lf) {
+
+    //  --- FIELD_PARSER_VERSIONS ---
+    //
+    // IMPORTANT:
+    // THERE ARE 6 VERSIONS OF THIS CODE
+    //
+    // 1. journal (direct socket API),
+    // 2. journal (libsystemd API),
+    // 3. logfmt,
+    // 4. json,
+    // 5. convert to uint64
+    // 6. convert to int64
+    //
+    // UPDATE ALL OF THEM FOR NEW FEATURES OR FIXES
+
+    CLEAN_BUFFER *tmp = NULL;
+    const char *s = NULL;
+
+    switch(lf->entry.type) {
+        default:
+        case NDFT_UUID:
+        case NDFT_UNSET:
+            return 0;
+
+        case NDFT_TXT:
+            s = lf->entry.txt;
+            break;
+
+        case NDFT_STR:
+            s = string2str(lf->entry.str);
+            break;
+
+        case NDFT_BFR:
+            s = buffer_tostring(lf->entry.bfr);
+            break;
+
+        case NDFT_CALLBACK:
+            tmp = buffer_create(0, NULL);
+
+            if(lf->entry.cb.formatter(tmp, lf->entry.cb.formatter_data))
+                s = buffer_tostring(tmp);
+            else
+                s = NULL;
+            break;
+
+        case NDFT_U64:
+            return (int64_t)lf->entry.u64;
+
+        case NDFT_I64:
+            return (int64_t)lf->entry.i64;
+
+        case NDFT_DBL:
+            return (int64_t)lf->entry.dbl;
+    }
+
+    if(s && *s)
+        return str2ll(s, NULL);
+
+    return 0;
+}
+
+uint64_t log_field_to_uint64(struct log_field *lf) {
+
+    //  --- FIELD_PARSER_VERSIONS ---
+    //
+    // IMPORTANT:
+    // THERE ARE 6 VERSIONS OF THIS CODE
+    //
+    // 1. journal (direct socket API),
+    // 2. journal (libsystemd API),
+    // 3. logfmt,
+    // 4. json,
+    // 5. convert to uint64
+    // 6. convert to int64
+    //
+    // UPDATE ALL OF THEM FOR NEW FEATURES OR FIXES
+
+    CLEAN_BUFFER *tmp = NULL;
+    const char *s = NULL;
+
+    switch(lf->entry.type) {
+        default:
+        case NDFT_UUID:
+        case NDFT_UNSET:
+            return 0;
+
+        case NDFT_TXT:
+            s = lf->entry.txt;
+            break;
+
+        case NDFT_STR:
+            s = string2str(lf->entry.str);
+            break;
+
+        case NDFT_BFR:
+            s = buffer_tostring(lf->entry.bfr);
+            break;
+
+        case NDFT_CALLBACK:
+            tmp = buffer_create(0, NULL);
+
+            if(lf->entry.cb.formatter(tmp, lf->entry.cb.formatter_data))
+                s = buffer_tostring(tmp);
+            else
+                s = NULL;
+            break;
+
+        case NDFT_U64:
+            return lf->entry.u64;
+
+        case NDFT_I64:
+            return lf->entry.i64;
+
+        case NDFT_DBL:
+            return (uint64_t) lf->entry.dbl;
+    }
+
+    if(s && *s)
+        return str2uint64_t(s, NULL);
+
+    return 0;
+}