mirror of https://github.com/vivier/EMILE.git
31 lines
669 B
C
31 lines
669 B
C
#include <stdlib.h>
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#include "libmap.h"
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/* the size information in DrvInfo must be the same as the driver size in memory */
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int map_write_driver(map_t *map, int driver_number, char *driver)
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{
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int block, size;
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int blocksize;
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int ret;
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if (driver == NULL)
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return -1;
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if (!map_is_valid(map))
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return -1;
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blocksize = map_get_blocksize(map);
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if (driver_number > map_get_driver_number(map))
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return -1;
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block = read_long((u_int32_t*)&map->drivers.DrvInfo[driver_number].Block);
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size = read_short((u_int16_t*)&map->drivers.DrvInfo[driver_number].Size);
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ret = map->device->write_sector(map->device->data, block, driver, size * blocksize);
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return ret;
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}
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