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32 lines
786 B
C
32 lines
786 B
C
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#ifndef _USB_DFU_TRAILER_H
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#define _USB_DFU_TRAILER_H
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/* trailer handling for DFU files */
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#define UBOOT_DFU_TRAILER_V1 1
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#define UBOOT_DFU_TRAILER_MAGIC 0x19731978
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struct uboot_dfu_trailer {
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u_int32_t magic;
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u_int16_t version;
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u_int16_t length;
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u_int16_t vendor;
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u_int16_t product;
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u_int32_t revision;
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} __attribute__((packed));
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/* we mirror the trailer because we want it to be longer in later versions
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* while keeping backwards compatibility */
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static inline void dfu_trailer_mirror(struct uboot_dfu_trailer *trailer,
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unsigned char *eof)
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{
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int i;
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int len = sizeof(struct uboot_dfu_trailer);
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unsigned char *src = eof - len;
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unsigned char *dst = (unsigned char *) trailer;
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for (i = 0; i < len; i++)
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dst[len-1-i] = src[i];
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}
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#endif /* _USB_DFU_TRAILER_H */
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