36 lines
802 B
C
36 lines
802 B
C
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#ifndef KINITRD_H
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#define KINITRD_H
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#include <stdint.h>
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typedef struct {
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char c_magic[6];
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char c_ino[8];
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char c_mode[8];
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char c_uid[8];
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char c_gid[8];
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char c_nlink[8];
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char c_mtime[8];
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char c_filesize[8];
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char c_devmajor[8];
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char c_devminor[8];
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char c_rdevmajor[8];
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char c_rdevminor[8];
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char c_namesize[8];
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char c_check[8];
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} cpio_header_t;
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static inline uint32_t parse_hex(const char *s) {
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uint32_t val = 0;
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for (int i = 0; i < 8; i++) {
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val <<= 4;
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if (s[i] >= '0' && s[i] <= '9') val += (s[i] - '0');
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else if (s[i] >= 'A' && s[i] <= 'F') val += (s[i] - 'A' + 10);
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else if (s[i] >= 'a' && s[i] <= 'f') val += (s[i] - 'a' + 10);
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}
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return val;
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}
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void parse_cpio(void *initrd_start);
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#endif
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