--- register.c 2001/07/04 15:58:51 1.1
+++ register.c 2001/07/08 15:22:00 1.2
@@ -25,9 +25,61 @@
SUCH DAMAGE.
*/
+#include <stdio.h> /* delete me */
+
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
#include "internal.h"
int xds_register(xds_t* xds, const char* name, xds_engine_t engine, void* engine_context)
{
- return XDS_ERR_INVALID_ARG;
+ size_t pos;
+
+ printf("*** Inserting '%s' ...\n", name);
+ printf("Before the insertion:\n");
+ for (pos = 0; pos < xds->engines_len; ++pos)
+ printf("\tengines[%d] = '%s'\n", pos, xds->engines[pos].name);
+
+ /* Sanity checks. */
+
+ assert(xds != NULL);
+ assert(name != NULL);
+ assert(engine != NULL);
+ if (xds == NULL || name == NULL || engine == NULL)
+ return XDS_ERR_INVALID_ARG;
+
+ /* Copy the name argument into our own memory. */
+
+ name = strdup(name);
+ if (name == NULL)
+ return XDS_ERR_NO_MEM;
+
+ /* Search engines for the entry. */
+
+ if (xds_find_engine(xds->engines, xds->engines_len, name, &pos))
+ { /* overwrite existing entry */
+ free(xds->engines[pos].name);
+ }
+ else
+ { /* insert new entry */
+ xds_set_capacity((void**)&xds->engines, &xds->engines_capacity, xds->engines_len + 1, sizeof(engine_map_t), 1);
+ memmove(&xds->engines[pos+1], &xds->engines[pos], (xds->engines_len - pos) * sizeof(engine_map_t));
+ ++xds->engines_len;
+ }
+
+ /* Insert entry. */
+
+ xds->engines[pos].name = (char*)name;
+ xds->engines[pos].engine = engine;
+ xds->engines[pos].context = engine_context;
+
+ printf("After the insertion:\n");
+ for (pos = 0; pos < xds->engines_len; ++pos)
+ printf("\tengines[%d] = '%s'\n", pos, xds->engines[pos].name);
+ printf("\n");
+
+ /* Everything is fine. */
+
+ return XDS_OK;
}
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