Introduce DOS_PRIM_PART_NUM macro that states for number of primary partitions on dos label.
* dos.c: define and use DOS_PRIM_PART_NUM macro Signed-off-by: Petr Uzel <[email protected]> --- libparted/labels/dos.c | 20 +++++++++++--------- 1 files changed, 11 insertions(+), 9 deletions(-) diff --git a/libparted/labels/dos.c b/libparted/labels/dos.c index f67a872..5089de9 100644 --- a/libparted/labels/dos.c +++ b/libparted/labels/dos.c @@ -55,6 +55,8 @@ static const char MBR_BOOT_CODE[] = { #define MSDOS_MAGIC 0xAA55 #define PARTITION_MAGIC_MAGIC 0xf6f6 +#define DOS_PRIM_PART_NUM 4 + #define PARTITION_EMPTY 0x00 #define PARTITION_FAT12 0x01 #define PARTITION_FAT16_SM 0x04 @@ -126,7 +128,7 @@ struct _DosRawTable { char boot_code [440]; uint32_t mbr_signature; /* really a unique ID */ uint16_t Unknown; - DosRawPartition partitions [4]; + DosRawPartition partitions [DOS_PRIM_PART_NUM]; uint16_t magic; } __attribute__((packed)); @@ -181,14 +183,14 @@ msdos_probe (const PedDevice *dev) * and ensure that each partition has a boot indicator that is * either 0 or 0x80. */ - for (i = 0; i < 4; i++) { + for (i = 0; i < DOS_PRIM_PART_NUM; i++) { if (part_table->partitions[i].boot_ind != 0 && part_table->partitions[i].boot_ind != 0x80) goto probe_fail; } /* If this is a GPT disk, fail here */ - for (i = 0; i < 4; i++) { + for (i = 0; i < DOS_PRIM_PART_NUM; i++) { if (part_table->partitions[i].type == PARTITION_GPT) goto probe_fail; } @@ -849,7 +851,7 @@ read_table (PedDisk* disk, PedSector sector, int is_extended_table) #endif /* parse the partitions from this table */ - for (i = 0; i < 4; i++) { + for (i = 0; i < DOS_PRIM_PART_NUM; i++) { raw_part = &table->partitions [i]; if (raw_part->type == PARTITION_EMPTY || !raw_part->length) continue; @@ -903,7 +905,7 @@ read_table (PedDisk* disk, PedSector sector, int is_extended_table) if (is_extended_table) { /* process the nested extended partitions */ - for (i = 0; i < 4; i++) { + for (i = 0; i < DOS_PRIM_PART_NUM; i++) { PedSector part_start; raw_part = &table->partitions [i]; @@ -1145,7 +1147,7 @@ msdos_write (const PedDisk* disk) memset (table->partitions, 0, sizeof (table->partitions)); table->magic = PED_CPU_TO_LE16 (MSDOS_MAGIC); - for (i=1; i<=4; i++) { + for (i=1; i<=DOS_PRIM_PART_NUM; i++) { part = ped_disk_get_partition (disk, i); if (!part) continue; @@ -2223,7 +2225,7 @@ static int next_primary (const PedDisk* disk) { int i; - for (i=1; i<=4; i++) { + for (i=1; i<=DOS_PRIM_PART_NUM; i++) { if (!ped_disk_get_partition (disk, i)) return i; } @@ -2247,7 +2249,7 @@ msdos_partition_enumerate (PedPartition* part) PED_ASSERT (part->disk != NULL, return 0); /* don't re-number a primary partition */ - if (part->num != -1 && part->num <= 4) + if (part->num != -1 && part->num <= DOS_PRIM_PART_NUM) return 1; part->num = -1; @@ -2263,7 +2265,7 @@ msdos_partition_enumerate (PedPartition* part) static int msdos_get_max_primary_partition_count (const PedDisk* disk) { - return 4; + return DOS_PRIM_PART_NUM; } static bool -- 1.6.3.3 -- Best regards / s pozdravem Petr Uzel, openSUSE Community Multiplier Team ----------------------------------------------------------------- SUSE LINUX, s.r.o. e-mail: [email protected] Lihovarská 1060/12 http://www.suse.cz 190 00 Prague 9, CR
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