summaryrefslogtreecommitdiffstats
path: root/toolbox/watchprops.c
diff options
context:
space:
mode:
Diffstat (limited to 'toolbox/watchprops.c')
-rw-r--r--toolbox/watchprops.c92
1 files changed, 0 insertions, 92 deletions
diff --git a/toolbox/watchprops.c b/toolbox/watchprops.c
deleted file mode 100644
index cd62922..0000000
--- a/toolbox/watchprops.c
+++ /dev/null
@@ -1,92 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-#include <errno.h>
-
-#include <cutils/properties.h>
-#include <cutils/hashmap.h>
-
-#define _REALLY_INCLUDE_SYS__SYSTEM_PROPERTIES_H_
-#include <sys/_system_properties.h>
-
-static int str_hash(void *key)
-{
- return hashmapHash(key, strlen(key));
-}
-
-static bool str_equals(void *keyA, void *keyB)
-{
- return strcmp(keyA, keyB) == 0;
-}
-
-static void announce(char *name, char *value)
-{
- unsigned char *x;
-
- for(x = (unsigned char *)value; *x; x++) {
- if((*x < 32) || (*x > 127)) *x = '.';
- }
-
- fprintf(stderr,"%10d %s = '%s'\n", (int) time(0), name, value);
-}
-
-static void add_to_watchlist(Hashmap *watchlist, const char *name,
- const prop_info *pi)
-{
- char *key = strdup(name);
- unsigned *value = malloc(sizeof(unsigned));
- if (!key || !value)
- exit(1);
-
- *value = __system_property_serial(pi);
- hashmapPut(watchlist, key, value);
-}
-
-static void populate_watchlist(const prop_info *pi, void *cookie)
-{
- Hashmap *watchlist = cookie;
- char name[PROP_NAME_MAX];
- char value_unused[PROP_VALUE_MAX];
-
- __system_property_read(pi, name, value_unused);
- add_to_watchlist(watchlist, name, pi);
-}
-
-static void update_watchlist(const prop_info *pi, void *cookie)
-{
- Hashmap *watchlist = cookie;
- char name[PROP_NAME_MAX];
- char value[PROP_VALUE_MAX];
- unsigned *serial;
-
- __system_property_read(pi, name, value);
- serial = hashmapGet(watchlist, name);
- if (!serial) {
- add_to_watchlist(watchlist, name, pi);
- announce(name, value);
- } else {
- unsigned tmp = __system_property_serial(pi);
- if (*serial != tmp) {
- *serial = tmp;
- announce(name, value);
- }
- }
-}
-
-int watchprops_main(int argc, char *argv[])
-{
- unsigned serial;
-
- Hashmap *watchlist = hashmapCreate(1024, str_hash, str_equals);
- if (!watchlist)
- exit(1);
-
- __system_property_foreach(populate_watchlist, watchlist);
-
- for(serial = 0;;) {
- serial = __system_property_wait_any(serial);
- __system_property_foreach(update_watchlist, watchlist);
- }
- return 0;
-}