ldm_parse_tocblock

Name:ldm_parse_tocblock - Read the LDM Database TOCBLOCK structure*@data: Raw database TOCBLOCK structure loaded from the device*@toc: In-memory toc structure in which to return parsed information* This parses the LDM Database TOCBLOCK (table of contents)

Proto:static bool ldm_parse_tocblock(const u8 *data, struct tocblock *toc)

Type:bool

Parameter:

Type	Parameter	Name
const u8 *	data
struct tocblock *	toc

128

BUG_ON(!data || !toc)

130

If TOCBLOCK != get_unaligned_be64(data) Then

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ldm_crit("Cannot find TOCBLOCK, database may be corrupt.")

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Return false

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strncpy( We have exactly two bitmaps. , data + 0x24, size of We have exactly two bitmaps. )

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We have exactly two bitmaps. [ size of We have exactly two bitmaps. - 1] = 0

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bitmap1_start = get_unaligned_be64(data + 0x2E)

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bitmap1_size = get_unaligned_be64(data + 0x36)

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If strncmp( We have exactly two bitmaps. , Names of the two defined , size of We have exactly two bitmaps. ) != 0 Then

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ldm_crit("TOCBLOCK's first bitmap is '%s', should be '%s'.", Names of the two defined , We have exactly two bitmaps. )

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Return false

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strncpy(bitmap2_name, data + 0x46, size of bitmap2_name )

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bitmap2_name[ size of bitmap2_name - 1] = 0

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bitmap2_start = get_unaligned_be64(data + 0x50)

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bitmap2_size = get_unaligned_be64(data + 0x58)

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If strncmp(bitmap2_name, maps in the TOCBLOCK. , size of bitmap2_name ) != 0 Then

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ldm_crit("TOCBLOCK's second bitmap is '%s', should be '%s'.", maps in the TOCBLOCK. , bitmap2_name)

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Return false

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ldm_debug/info/error/crit - Output an error message*@f: A printf format string containing the message*@...: Variables to substitute into @f* ldm_debug() writes a DEBUG level message to the syslog but only if the* driver was compiled with debug enabled("Parsed TOCBLOCK successfully.")

156

Return true

**Caller**
Name	Describe
ldm_validate_tocblocks	ldm_validate_tocblocks - Validate the table of contents and its backups@state: Partition check state including device holding the LDM Database@base: Offset, into @state->bdev, of the database@ldb: Cache of the database structures Find and compare the

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