+gfxparams_t* gfxparams_new()
+{
+ return (gfxparams_t*)rfx_calloc(sizeof(gfxparams_t));
+}
+
+void gfxparams_store(gfxparams_t*params, const char*key, const char*value)
+{
+ gfxparam_t*o = params->params;
+ while(o) {
+ if(!strcmp(key, o->key)) {
+ /* overwrite old value */
+ free((void*)o->value);
+ o->value = strdup(value);
+ return;
+ }
+ o = o->next;
+ }
+ gfxparam_t*p = (gfxparam_t*)malloc(sizeof(gfxparam_t));
+ p->key = strdup(key);
+ p->value = strdup(value);
+ p->next = 0;
+
+ if(params->last) {
+ params->last->next = p;
+ params->last = p;
+ } else {
+ params->params = p;
+ params->last = p;
+ }
+}
+
+void gfxparams_free(gfxparams_t*params)
+{
+ gfxparam_t*p = params->params;
+ while(p) {
+ gfxparam_t*next = p->next;
+ free((void*)p->key);
+ if(p->value) free((void*)p->value);
+ free(p);
+ p = next;
+ }
+}
+