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| author | Rajiv Andrade <srajiv@linux.vnet.ibm.com> | 2009-02-02 15:23:44 -0200 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2009-02-03 11:23:12 +1100 |
| commit | 659aaf2bb5496a425ba14036b5b5900f593e4484 (patch) | |
| tree | a9736fc70c8837665bc0f0a375dab5382941d77a /drivers/char/tpm/tpm.h | |
| parent | 0883743825e34b81f3ff78aaee3a97cba57586c5 (diff) | |
TPM: integrity interface
This patch adds internal kernel support for:
- reading/extending a pcr value
- looking up the tpm_chip for a given chip number
Signed-off-by: Rajiv Andrade <srajiv@linux.vnet.ibm.com>
Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'drivers/char/tpm/tpm.h')
| -rw-r--r-- | drivers/char/tpm/tpm.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h index d64f6b7e5b82..8e00b4ddd083 100644 --- a/drivers/char/tpm/tpm.h +++ b/drivers/char/tpm/tpm.h @@ -26,6 +26,7 @@ #include <linux/miscdevice.h> #include <linux/platform_device.h> #include <linux/io.h> +#include <linux/tpm.h> enum tpm_timeout { TPM_TIMEOUT = 5, /* msecs */ @@ -234,11 +235,28 @@ typedef union { struct tpm_output_header out; } tpm_cmd_header; +#define TPM_DIGEST_SIZE 20 +struct tpm_pcrread_out { + u8 pcr_result[TPM_DIGEST_SIZE]; +}__attribute__((packed)); + +struct tpm_pcrread_in { + __be32 pcr_idx; +}__attribute__((packed)); + +struct tpm_pcrextend_in { + __be32 pcr_idx; + u8 hash[TPM_DIGEST_SIZE]; +}__attribute__((packed)); + typedef union { struct tpm_getcap_params_out getcap_out; struct tpm_readpubek_params_out readpubek_out; u8 readpubek_out_buffer[sizeof(struct tpm_readpubek_params_out)]; struct tpm_getcap_params_in getcap_in; + struct tpm_pcrread_in pcrread_in; + struct tpm_pcrread_out pcrread_out; + struct tpm_pcrextend_in pcrextend_in; } tpm_cmd_params; struct tpm_cmd_t { |