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authorChia-chi Yeh <chiachi@android.com>2010-03-17 16:31:20 +0800
committerChia-chi Yeh <chiachi@android.com>2010-03-17 16:31:20 +0800
commit6efed6c20ea6028c972acc3936d421fef646f815 (patch)
tree0d121d311a94000b66f0c0d9281af2bd0a557b5f /cmds
parentab02873e8f4e235b0db800521dd0c969ed38c0b9 (diff)
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keystore: rephrase the comment to make the usage more clear.
Change-Id: I529ca7ed443060089c95fe96dd230288be4b6c96
Diffstat (limited to 'cmds')
-rw-r--r--cmds/keystore/keystore_get.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/cmds/keystore/keystore_get.h b/cmds/keystore/keystore_get.h
index 8330f8e..141f69b 100644
--- a/cmds/keystore/keystore_get.h
+++ b/cmds/keystore/keystore_get.h
@@ -32,9 +32,11 @@ extern "C" {
#endif
/* This function is provided for native components to get values from keystore.
- * Users are required to link against libcutils. The lengths of keys and values
- * are limited to KEYSTORE_MESSAGE_SIZE. This function returns the length of
- * the requested value or -1 if something goes wrong. */
+ * Users are required to link against libcutils. Keys are values are 8-bit safe.
+ * The first two arguments are the key and its length. The third argument
+ * specifies the buffer to store the retrieved value, which must be an array of
+ * KEYSTORE_MESSAGE_SIZE bytes. This function returns the length of the value or
+ * -1 if an error happens. */
static int keystore_get(const char *key, int length, char *value)
{
uint8_t bytes[2] = {length >> 8, length};