Some guid manipulation utilities has been added.
It will be used for reading efi variables with capabilities. Signed-off-by: Przemyslaw Czarnowski <przemyslaw.hawrylewicz.czarnowski@intel.com> Signed-off-by: NeilBrown <neilb@suse.de>
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@ -294,6 +294,15 @@ static const struct imsm_orom *find_imsm_hba_orom(enum sys_dev_type hba_id)
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return NULL;
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}
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#define GUID_STR_MAX 37 /* according to GUID format:
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* xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx" */
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#define EFI_GUID(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \
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((struct efi_guid) \
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{{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \
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(b) & 0xff, ((b) >> 8) & 0xff, \
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(c) & 0xff, ((c) >> 8) & 0xff, \
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(d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }})
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/*
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* backward interface compatibility
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@ -197,6 +197,21 @@ struct sys_dev {
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struct sys_dev *next;
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};
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struct efi_guid {
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__u8 b[16];
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};
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static inline char *guid_str(char *buf, struct efi_guid guid)
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{
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sprintf(buf, "%02x%02x%02x%02x-%02x%02x-%02x%02x-"
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"%02x%02x-%02x%02x%02x%02x%02x%02x",
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guid.b[3], guid.b[2], guid.b[1], guid.b[0],
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guid.b[5], guid.b[4], guid.b[7], guid.b[6],
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guid.b[8], guid.b[9], guid.b[10], guid.b[11],
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guid.b[12], guid.b[13], guid.b[14], guid.b[15]);
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return buf;
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}
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char *diskfd_to_devpath(int fd);
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struct sys_dev *find_driver_devices(const char *bus, const char *driver);
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struct sys_dev *find_intel_devices(void);
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