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authorMimi Zohar <zohar@linux.vnet.ibm.com>2010-11-24 02:54:16 +0300
committerJames Morris <jmorris@namei.org>2010-11-29 00:55:22 +0300
commitc749ba912e87ccebd674ae24b97462176c63732e (patch)
tree72dff433660102d7eba7186f35bbd2aab21b1b6a /include/linux/tpm.h
parenta0e39349d80d8b5deeb264fb190bd064f7063252 (diff)
downloadlinux-c749ba912e87ccebd674ae24b97462176c63732e.tar.xz
key: add tpm_send command
Add internal kernel tpm_send() command used to seal/unseal keys. Changelog: - replaced module_put in tpm_send() with new tpm_chip_put() wrapper (suggested by David Howells) - Make tpm_send() cmd argument a 'void *' (suggested by David Howells) Signed-off-by: David Safford <safford@watson.ibm.com> Signed-off-by: Mimi Zohar <zohar@us.ibm.com> Acked-by: David Howells <dhowells@redhat.com> Acked-by: Serge E. Hallyn <serge.hallyn@canonical.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'include/linux/tpm.h')
-rw-r--r--include/linux/tpm.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/tpm.h b/include/linux/tpm.h
index ac5d1c1285d9..fdc718abf83b 100644
--- a/include/linux/tpm.h
+++ b/include/linux/tpm.h
@@ -31,6 +31,7 @@
extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf);
extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash);
+extern int tpm_send(u32 chip_num, void *cmd, size_t buflen);
#else
static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) {
return -ENODEV;
@@ -38,5 +39,8 @@ static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) {
static inline int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash) {
return -ENODEV;
}
+static inline int tpm_send(u32 chip_num, void *cmd, size_t buflen) {
+ return -ENODEV;
+}
#endif
#endif