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author | Laurent Bercot <ska-skaware@skarnet.org> | 2021-07-23 16:43:57 +0000 |
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committer | Laurent Bercot <ska@appnovation.com> | 2021-07-23 16:43:57 +0000 |
commit | dd6bb6c6b8298ebeff2d1882becb36580b969d6f (patch) | |
tree | 3d922a5791e7e34e2b041ea5f3489360bfa798e1 /src/libstddjb/cdb_traverse_next.c | |
parent | 122f9363682e5de8ce4056c4c05c1eaf8935cf19 (diff) | |
download | skalibs-dd6bb6c6b8298ebeff2d1882becb36580b969d6f.tar.xz |
New 2.11.0.0 branch with several modifications
- libbiguint removed
- cdb_make changed to cdbmake (because different ui)
- cdb redesigned
Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'src/libstddjb/cdb_traverse_next.c')
-rw-r--r-- | src/libstddjb/cdb_traverse_next.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/libstddjb/cdb_traverse_next.c b/src/libstddjb/cdb_traverse_next.c new file mode 100644 index 0000000..887574b --- /dev/null +++ b/src/libstddjb/cdb_traverse_next.c @@ -0,0 +1,25 @@ +/* ISC license. */ + +#include <stdint.h> + +#include <skalibs/uint32.h> +#include <skalibs/cdb.h> +#include "cdb-internal.h" + +int cdb_traverse_next (cdb const *c, cdb_data *key, cdb_data *data, uint32_t *pos) +{ + uint32_t eod ; + char const *p = cdb_p(c, 4, 0) ; + if (!p) return -1 ; + uint32_unpack(p, &eod) ; + if (eod < 8 || eod - 8 < *pos) return 0 ; + if (*pos + 8 < *pos) return -1 ; + p = cdb_p(c, 8, *pos) ; + if (!p) return -1 ; + uint32_unpack(p, &key->len) ; + uint32_unpack(p + 4, &data->len) ; + key->s = c->map + *pos + 8 ; + data->s = key->s + key->len ; + *pos += 8 + key->len + data->len ; + return 1 ; +} |