mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-12-28 20:51:51 +01:00
52 lines
1005 B
C
52 lines
1005 B
C
#include <stdio.h>
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#include <string.h>
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#include <ogcsys.h>
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#include "partition.h"
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#include "usbstorage.h"
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#include "utils.h"
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/* 'partition table' structure */
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typedef struct {
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/* Zero bytes */
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u8 padding[446];
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/* Partition table entries */
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partitionEntry entries[MAX_PARTITIONS];
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} ATTRIBUTE_PACKED partitionTable;
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s32 Partition_GetEntries(partitionEntry *outbuf, u32 *outval)
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{
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static partitionTable table ATTRIBUTE_ALIGN(32);
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u32 cnt, sector_size;
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s32 ret;
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/* Get sector size */
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ret = USBStorage_GetCapacity(§or_size);
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if (ret < 0)
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return ret;
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/* Read partition table */
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ret = USBStorage_ReadSectors(0, 1, &table);
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if (ret < 0)
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return ret;
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/* Swap endianess */
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for (cnt = 0; cnt < 4; cnt++) {
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partitionEntry *entry = &table.entries[cnt];
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entry->sector = swap32(entry->sector);
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entry->size = swap32(entry->size);
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}
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/* Set partition entries */
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memcpy(outbuf, table.entries, sizeof(table.entries));
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/* Set sector size */
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*outval = sector_size;
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return 0;
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}
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