35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
#include <stdint.h>
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#include <stddef.h>
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#include "storedev/partsd.h"
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#include "storedev/storedev.h"
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#include "errors.h"
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#include "kprintf.h"
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int32_t partsd_init(struct StoreDev *sd, void *extra) {
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PartSdInitExtra *e = (PartSdInitExtra *)extra;
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sd->sd.partsd.sectorcount = e->sectorcount;
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sd->sd.partsd.startsector = e->startsector;
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sd->sd.partsd.parent = e->parent;
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sd->sectorsize = e->parent->sectorsize;
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return E_OK;
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}
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int32_t partsd_read(struct StoreDev *sd, uint8_t *const buffer, ptrdiff_t sector, ptrdiff_t off, size_t size) {
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PartSd *part = &sd->sd.partsd;
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return part->parent->read(part->parent, buffer, part->startsector + sector, off, size);
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}
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int32_t partsd_write(struct StoreDev *sd, const uint8_t *const buffer, ptrdiff_t sector, ptrdiff_t off, size_t size) {
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PartSd *part = &sd->sd.partsd;
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return part->parent->write(part->parent, buffer, part->startsector + sector, off, size);
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}
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int32_t partsd_cleanup(struct StoreDev *sd) {
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(void)sd;
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return E_OK;
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}
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size_t partsd_capacity(struct StoreDev *sd) {
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return sd->sd.partsd.parent->sectorsize * sd->sd.partsd.sectorcount;
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}
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