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mdbx: rework MDBX_val.

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This commit is contained in:
Leo Yuriev
2017-05-23 21:05:54 +03:00
parent ac8e987346
commit 8c18622592
10 changed files with 525 additions and 525 deletions
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14
tutorial/sample-mdb.txt
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@@ -26,7 +26,7 @@ int main(int argc,char * argv[])
int rc;
MDB_env *env;
MDB_dbi dbi;
MDB_val key, data;
MDBX_val key, data;
MDBX_txn *txn;
MDB_cursor *cursor;
char sval[32];
@@ -38,10 +38,10 @@ int main(int argc,char * argv[])
rc = mdbx_txn_begin(env, NULL, 0, &txn);
rc = mdbx_dbi_open(txn, NULL, 0, &dbi);
key.mv_size = sizeof(int);
key.mv_data = sval;
data.mv_size = sizeof(sval);
data.mv_data = sval;
key.iov_len = sizeof(int);
key.iov_base = sval;
data.iov_len = sizeof(sval);
data.iov_base = sval;
sprintf(sval, "%03x %d foo bar", 32, 3141592);
rc = mdbx_put(txn, dbi, &key, &data, 0);
@@ -54,8 +54,8 @@ int main(int argc,char * argv[])
rc = mdbx_cursor_open(txn, dbi, &cursor);
while ((rc = mdbx_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
printf("key: %p %.*s, data: %p %.*s\n",
key.mv_data, (int) key.mv_size, (char *) key.mv_data,
data.mv_data, (int) data.mv_size, (char *) data.mv_data);
key.iov_base, (int) key.iov_len, (char *) key.iov_base,
data.iov_base, (int) data.iov_len, (char *) data.iov_base);
}
mdbx_cursor_close(cursor);
mdbx_txn_abort(txn);