11 static LIST_HEAD(checkers);
13 int init_checkers (void)
15 INIT_LIST_HEAD(&checkers);
16 if (!add_checker(DEFAULT_CHECKER))
21 struct checker * alloc_checker (void)
23 return zalloc(sizeof(struct checker));
26 void free_checker (struct checker * c)
31 void cleanup_checkers (void)
33 struct checker * checker_loop;
34 struct checker * checker_temp;
36 list_for_each_entry_safe(checker_loop, checker_temp, &checkers, node) {
37 list_del(&checker_loop->node);
42 struct checker * checker_lookup (char * name)
46 list_for_each_entry(c, &checkers, node) {
47 if (!strncmp(name, c->name, CHECKER_NAME_LEN))
50 return add_checker(name);
53 struct checker * add_checker (char * name)
55 char libname[LIB_CHECKER_NAMELEN];
63 snprintf(libname, LIB_CHECKER_NAMELEN, "%s/libcheck%s.so",
64 conf->multipath_dir, name);
65 condlog(3, "loading %s checker", libname);
66 handle = dlopen(libname, RTLD_NOW);
69 condlog(0, "A dynamic linking error occurred: (%s)", errstr);
73 c->check = (int (*)(struct checker *)) dlsym(handle, "libcheck_check");
76 condlog(0, "A dynamic linking error occurred: (%s)", errstr);
80 c->init = (int (*)(struct checker *)) dlsym(handle, "libcheck_init");
83 condlog(0, "A dynamic linking error occurred: (%s)", errstr);
87 c->free = (void (*)(struct checker *)) dlsym(handle, "libcheck_free");
90 condlog(0, "A dynamic linking error occurred: (%s)", errstr);
94 snprintf(c->name, CHECKER_NAME_LEN, "%s", name);
97 list_add(&c->node, &checkers);
104 void checker_set_fd (struct checker * c, int fd)
109 void checker_set_sync (struct checker * c)
114 void checker_set_async (struct checker * c)
119 void checker_enable (struct checker * c)
124 void checker_disable (struct checker * c)
129 int checker_init (struct checker * c, void ** mpctxt_addr)
131 c->mpcontext = mpctxt_addr;
135 void checker_put (struct checker * c)
139 memset(c, 0x0, sizeof(struct checker));
142 int checker_check (struct checker * c)
147 return PATH_UNCHECKED;
149 MSG(c, "no usable fd");
157 int checker_selected (struct checker * c)
159 return (c->check) ? 1 : 0;
162 char * checker_name (struct checker * c)
167 char * checker_message (struct checker * c)
172 void checker_get (struct checker * dst, char * name)
174 struct checker * src = checker_lookup(name);
181 dst->sync = src->sync;
182 strncpy(dst->name, src->name, CHECKER_NAME_LEN);
183 strncpy(dst->message, src->message, CHECKER_MSG_LEN);
184 dst->check = src->check;
185 dst->init = src->init;
186 dst->free = src->free;