diff options
Diffstat (limited to 'futility/vb1_helper.h')
| -rw-r--r-- | futility/vb1_helper.h | 56 |
1 files changed, 36 insertions, 20 deletions
diff --git a/futility/vb1_helper.h b/futility/vb1_helper.h index e8a4f5d1..41e6fbf6 100644 --- a/futility/vb1_helper.h +++ b/futility/vb1_helper.h @@ -23,39 +23,55 @@ void show_pubkey(const struct vb2_packed_key *pubkey, const char *sp); /* Other random functions needed for backward compatibility */ -uint8_t *ReadConfigFile(const char *config_file, uint64_t *config_size); +uint8_t *ReadConfigFile(const char *config_file, uint32_t *config_size); -uint8_t *CreateKernelBlob(uint8_t *vmlinuz_buf, uint64_t vmlinuz_size, +uint8_t *CreateKernelBlob(uint8_t *vmlinuz_buf, uint32_t vmlinuz_size, enum arch_t arch, uint64_t kernel_body_load_address, - uint8_t *config_data, uint64_t config_size, - uint8_t *bootloader_data, uint64_t bootloader_size, - uint64_t *blob_size_ptr); + uint8_t *config_data, uint32_t config_size, + uint8_t *bootloader_data, uint32_t bootloader_size, + uint32_t *blob_size_ptr); -uint8_t *SignKernelBlob(uint8_t *kernel_blob, uint64_t kernel_size, - uint64_t padding, - int version, uint64_t kernel_body_load_address, +uint8_t *SignKernelBlob(uint8_t *kernel_blob, + uint32_t kernel_size, + uint32_t padding, + int version, + uint64_t kernel_body_load_address, struct vb2_keyblock *keyblock, struct vb2_private_key *signpriv_key, - uint32_t flags, uint64_t *vblock_size_ptr); + uint32_t flags, + uint32_t *vblock_size_ptr); int WriteSomeParts(const char *outfile, - void *part1_data, uint64_t part1_size, - void *part2_data, uint64_t part2_size); + void *part1_data, uint32_t part1_size, + void *part2_data, uint32_t part2_size); -uint8_t *UnpackKPart(uint8_t *kpart_data, uint64_t kpart_size, - uint64_t padding, - struct vb2_keyblock **keyblock_ptr, - VbKernelPreambleHeader **preamble_ptr, - uint64_t *blob_size_ptr); +/** + * Unpack a kernel partition. + * + * @param kpart_data Kernel partition data + * @param kpart_size Size of kernel partition data in bytes + * @param padding Expected max size of keyblock+preamble + * @param keyblock_ptr Pointer to keyblock stored here on exit + * @param preamble_ptr Pointer to premable stored here on exit + * @param blob_size_ptr Size of kernel data blob stored here on exit + * + * @return A pointer to the kernel data blob, or NULL if error. + */ +uint8_t *unpack_kernel_partition(uint8_t *kpart_data, + uint32_t kpart_size, + uint32_t padding, + struct vb2_keyblock **keyblock_ptr, + struct vb2_kernel_preamble **preamble_ptr, + uint32_t *blob_size_ptr); -int UpdateKernelBlobConfig(uint8_t *kblob_data, uint64_t kblob_size, - uint8_t *config_data, uint64_t config_size); +int UpdateKernelBlobConfig(uint8_t *kblob_data, uint32_t kblob_size, + uint8_t *config_data, uint32_t config_size); int VerifyKernelBlob(uint8_t *kernel_blob, - uint64_t kernel_size, + uint32_t kernel_size, struct vb2_packed_key *signpub_key, const char *keyblock_outfile, - uint64_t min_version); + uint32_t min_version); uint64_t kernel_cmd_line_offset(const struct vb2_kernel_preamble *preamble); |