nostrdb: pull latest, adding flatcc and lmdb

nostrdb/bindings/c/meta_json_parser.h

@@ -0,0 +1,116 @@
+#ifndef META_JSON_PARSER_H
+#define META_JSON_PARSER_H
+
+/* Generated by flatcc 0.6.1 FlatBuffers schema compiler for C by dvide.com */
+
+#include "flatcc/flatcc_json_parser.h"
+#include "flatcc/flatcc_prologue.h"
+
+/*
+ * Parses the default root table or struct of the schema and constructs a FlatBuffer.
+ *
+ * Builder `B` must be initialized. `ctx` can be null but will hold
+ * hold detailed error info on return when available.
+ * Returns 0 on success, or error code.
+ * `flags` : 0 by default, `flatcc_json_parser_f_skip_unknown` silently
+ * ignores unknown table and structs fields, and union types.
+ */
+static int meta_parse_json(flatcc_builder_t *B, flatcc_json_parser_t *ctx,
+        const char *buf, size_t bufsiz, int flags);
+
+static const char *NdbEventMeta_parse_json_table(flatcc_json_parser_t *ctx, const char *buf, const char *end, flatcc_builder_ref_t *result);
+static const char *meta_local_json_parser_enum(flatcc_json_parser_t *ctx, const char *buf, const char *end,
+int *value_type, uint64_t *value, int *aggregate);
+static const char *meta_global_json_parser_enum(flatcc_json_parser_t *ctx, const char *buf, const char *end,
+        int *value_type, uint64_t *value, int *aggregate);
+
+static const char *NdbEventMeta_parse_json_table(flatcc_json_parser_t *ctx, const char *buf, const char *end, flatcc_builder_ref_t *result)
+{
+    int more;
+    void *pval;
+    flatcc_builder_ref_t ref, *pref;
+    const char *mark;
+    uint64_t w;
+
+    *result = 0;
+    if (flatcc_builder_start_table(ctx->ctx, 1)) goto failed;
+    buf = flatcc_json_parser_object_start(ctx, buf, end, &more);
+    while (more) {
+        buf = flatcc_json_parser_symbol_start(ctx, buf, end);
+        w = flatcc_json_parser_symbol_part(buf, end);
+        if (w == 0x7265636569766564) { /* descend "received" */
+            buf += 8;
+            w = flatcc_json_parser_symbol_part(buf, end);
+            if ((w & 0xffffff0000000000) == 0x5f61740000000000) { /* "_at" */
+                buf = flatcc_json_parser_match_symbol(ctx, (mark = buf), end, 3);
+                if (mark != buf) {
+                    int32_t val = 0;
+                    static flatcc_json_parser_integral_symbol_f *symbolic_parsers[] = {
+                            meta_local_json_parser_enum,
+                            meta_global_json_parser_enum, 0 };
+                    buf = flatcc_json_parser_int32(ctx, (mark = buf), end, &val);
+                    if (mark == buf) {
+                        buf = flatcc_json_parser_symbolic_int32(ctx, (mark = buf), end, symbolic_parsers, &val);
+                        if (buf == mark || buf == end) goto failed;
+                    }
+                    if (val != INT32_C(0) || (ctx->flags & flatcc_json_parser_f_force_add)) {
+                        if (!(pval = flatcc_builder_table_add(ctx->ctx, 0, 4, 4))) goto failed;
+                        flatbuffers_int32_write_to_pe(pval, val);
+                    }
+                } else {
+                    buf = flatcc_json_parser_unmatched_symbol(ctx, buf, end);
+                }
+            } else { /* "_at" */
+                buf = flatcc_json_parser_unmatched_symbol(ctx, buf, end);
+            } /* "_at" */
+        } else { /* descend "received" */
+            buf = flatcc_json_parser_unmatched_symbol(ctx, buf, end);
+        } /* descend "received" */
+        buf = flatcc_json_parser_object_end(ctx, buf, end, &more);
+    }
+    if (ctx->error) goto failed;
+    if (!(*result = flatcc_builder_end_table(ctx->ctx))) goto failed;
+    return buf;
+failed:
+    return flatcc_json_parser_set_error(ctx, buf, end, flatcc_json_parser_error_runtime);
+}
+
+static inline int NdbEventMeta_parse_json_as_root(flatcc_builder_t *B, flatcc_json_parser_t *ctx, const char *buf, size_t bufsiz, int flags, const char *fid)
+{
+    return flatcc_json_parser_table_as_root(B, ctx, buf, bufsiz, flags, fid, NdbEventMeta_parse_json_table);
+}
+
+static const char *meta_local_json_parser_enum(flatcc_json_parser_t *ctx, const char *buf, const char *end,
+        int *value_type, uint64_t *value, int *aggregate)
+{
+    /* Scope has no enum / union types to look up. */
+    return buf; /* unmatched; */
+}
+
+static const char *meta_global_json_parser_enum(flatcc_json_parser_t *ctx, const char *buf, const char *end,
+        int *value_type, uint64_t *value, int *aggregate)
+{
+    /* Global scope has no enum / union types to look up. */
+    return buf; /* unmatched; */
+}
+
+static int meta_parse_json(flatcc_builder_t *B, flatcc_json_parser_t *ctx,
+        const char *buf, size_t bufsiz, int flags)
+{
+    flatcc_json_parser_t parser;
+    flatcc_builder_ref_t root;
+
+    ctx = ctx ? ctx : &parser;
+    flatcc_json_parser_init(ctx, B, buf, buf + bufsiz, flags);
+    if (flatcc_builder_start_buffer(B, 0, 0, 0)) return -1;
+    NdbEventMeta_parse_json_table(ctx, buf, buf + bufsiz, &root);
+    if (ctx->error) {
+        return ctx->error;
+    }
+    if (!flatcc_builder_end_buffer(B, root)) return -1;
+    ctx->end_loc = buf;
+    return 0;
+}
+
+#include "flatcc/flatcc_epilogue.h"
+#endif /* META_JSON_PARSER_H */