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author | Chia-chi Yeh <chiachi@android.com> | 2009-07-06 11:13:25 +0800 |
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committer | Chia-chi Yeh <chiachi@android.com> | 2009-07-06 14:33:09 +0800 |
commit | fd70bed692859913562907f4b6681f50a90f831b (patch) | |
tree | 1833c3b919ecc178b3a107799adf4ea48c711f22 /cmds/keystore/keystore_get.h | |
parent | 4492bcb851f4ee862a446664eb9045045ebb7b5e (diff) | |
download | frameworks_base-fd70bed692859913562907f4b6681f50a90f831b.zip frameworks_base-fd70bed692859913562907f4b6681f50a90f831b.tar.gz frameworks_base-fd70bed692859913562907f4b6681f50a90f831b.tar.bz2 |
keystore: Provide a generic getter for native components.
Diffstat (limited to 'cmds/keystore/keystore_get.h')
-rw-r--r-- | cmds/keystore/keystore_get.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/cmds/keystore/keystore_get.h b/cmds/keystore/keystore_get.h new file mode 100644 index 0000000..a7fd9a5 --- /dev/null +++ b/cmds/keystore/keystore_get.h @@ -0,0 +1,53 @@ +/* +** +** Copyright 2009, The Android Open Source Project +** +** Licensed under the Apache License, Version 2.0 (the "License"); +** you may not use this file except in compliance with the License. +** You may obtain a copy of the License at +** +** http://www.apache.org/licenses/LICENSE-2.0 +** +** Unless required by applicable law or agreed to in writing, software +** distributed under the License is distributed on an "AS IS" BASIS, +** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +** See the License for the specific language governing permissions and +** limitations under the License. +*/ + +#ifndef __KEYSTORE_GET_H__ +#define __KEYSTORE_GET_H__ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "certtool.h" + +/* This function is provided to native components to get values from keystore. + * Users are required to link against libcutils. If something goes wrong, NULL + * is returned. Otherwise it returns the value in dynamically allocated memory + * and sets the size if the pointer is not NULL. One can release the memory by + * calling free(). */ +static char *keystore_get(char *key, int *size) +{ + char buffer[MAX_KEY_VALUE_LENGTH]; + char *value; + int length; + + if (get_cert(key, (unsigned char *)buffer, &length) != 0) { + return NULL; + } + value = malloc(length + 1); + if (!value) { + return NULL; + } + memcpy(value, buffer, length); + value[length] = 0; + if (size) { + *size = length; + } + return value; +} + +#endif |