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Introduce g_provider_by_name() function, and use it.

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This commit is contained in:
Poul-Henning Kamp 2003-06-04 18:17:52 +00:00
parent 3a3fcd72dd
commit d6c5e71627
3 changed files with 21 additions and 10 deletions
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1
sys/geom/geom.h
View File

@ -204,6 +204,7 @@ void g_destroy_geom(struct g_geom *pp);
void g_destroy_provider(struct g_provider *pp);
void g_detach(struct g_consumer *cp);
void g_error_provider(struct g_provider *pp, int error);
struct g_provider *g_provider_by_name(char const *arg);
int g_getattr__(const char *attr, struct g_consumer *cp, void *var, int len);
#define g_getattr(a, c, v) g_getattr__((a), (c), (v), sizeof *(v))
int g_handleattr(struct bio *bp, const char *attribute, void *val, int len);

13
sys/geom/geom_ctl.c
View File

@ -406,21 +406,14 @@ struct g_provider *
gctl_get_provider(struct gctl_req *req, char const *arg)
{
char const *p;
struct g_class *cp;
struct g_geom *gp;
struct g_provider *pp;
p = gctl_get_asciiparam(req, arg);
if (p == NULL)
return (NULL);
LIST_FOREACH(cp, &g_classes, class) {
LIST_FOREACH(gp, &cp->geom, geom) {
LIST_FOREACH(pp, &gp->provider, provider) {
if (!strcmp(p, pp->name))
return (pp);
}
}
}
pp = g_provider_by_name(p);
if (pp != NULL)
return (pp);
gctl_error(req, "Provider not found");
return (NULL);
}

17
sys/geom/geom_subr.c
View File

@ -380,6 +380,23 @@ g_error_provider(struct g_provider *pp, int error)
pp->error = error;
}
struct g_provider *
g_provider_by_name(char const *arg)
{
struct g_class *cp;
struct g_geom *gp;
struct g_provider *pp;
LIST_FOREACH(cp, &g_classes, class) {
LIST_FOREACH(gp, &cp->geom, geom) {
LIST_FOREACH(pp, &gp->provider, provider) {
if (!strcmp(arg, pp->name))
return (pp);
}
}
}
return (NULL);
}
void
g_destroy_provider(struct g_provider *pp)