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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:22:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:22:31 +0000 |
commit | 8d4f58e49b9dc7d3545651023a36729de773ad86 (patch) | |
tree | 7bc7be4a8e9e298daa1349348400aa2a653866f2 /registry/registry_url.h | |
parent | Initial commit. (diff) | |
download | netdata-8d4f58e49b9dc7d3545651023a36729de773ad86.tar.xz netdata-8d4f58e49b9dc7d3545651023a36729de773ad86.zip |
Adding upstream version 1.12.0.upstream/1.12.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | registry/registry_url.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/registry/registry_url.h b/registry/registry_url.h new file mode 100644 index 0000000..c684f1c --- /dev/null +++ b/registry/registry_url.h @@ -0,0 +1,35 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_REGISTRY_URL_H +#define NETDATA_REGISTRY_URL_H 1 + +#include "registry_internals.h" + +// ---------------------------------------------------------------------------- +// URL structures +// Save memory by de-duplicating URLs +// so instead of storing URLs all over the place +// we store them here and we keep pointers elsewhere + +struct registry_url { + avl avl; + uint32_t hash; // the index hash + + uint32_t links; // the number of links to this URL - when none is left, we free it + + uint16_t len; // the length of the URL in bytes + char url[1]; // the URL - dynamically allocated to more size +}; +typedef struct registry_url REGISTRY_URL; + +// REGISTRY_URL INDEX +extern int registry_url_compare(void *a, void *b); +extern REGISTRY_URL *registry_url_index_del(REGISTRY_URL *u) WARNUNUSED; +extern REGISTRY_URL *registry_url_index_add(REGISTRY_URL *u) NEVERNULL WARNUNUSED; + +// REGISTRY_URL MANAGEMENT +extern REGISTRY_URL *registry_url_get(const char *url, size_t urllen) NEVERNULL; +extern void registry_url_link(REGISTRY_URL *u); +extern void registry_url_unlink(REGISTRY_URL *u); + +#endif //NETDATA_REGISTRY_URL_H |