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bdb407082f
cloop-utils are tools for creating and extracting cloop V2.0 compressed read-only filesystem images.
57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
--- create_compressed_fs.c.orig Sun Oct 26 05:15:22 2003
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+++ create_compressed_fs.c Tue Jan 20 03:37:34 2004
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@@ -18,7 +18,30 @@
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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+#if defined(__FreeBSD__)
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+#include <sys/endian.h>
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+#include <netinet/in.h>
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+typedef uint64_t loff_t;
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+#ifndef htobe64
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+static __inline __uint64_t
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+__bswap64(__uint64_t _x)
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+{
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+
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+ return ((_x >> 56) | ((_x >> 40) & 0xff00) | ((_x >> 24) & 0xff0000) |
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+ ((_x >> 8) & 0xff000000) | ((_x << 8) & ((__uint64_t)0xff << 32)) |
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+ ((_x << 24) & ((__uint64_t)0xff << 40)) |
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+ ((_x << 40) & ((__uint64_t)0xff << 48)) | ((_x << 56)));
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+}
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+#if BYTE_ORDER == LITTLE_ENDIAN
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+#define htobe64(x) __bswap64(x)
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+#else
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+#define htobe64(x)
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+#endif
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+#endif
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+#define __cpu_to_be64 htobe64
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+#else
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#include <asm/byteorder.h>
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+#endif
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#include <fcntl.h>
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#include <zlib.h>
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#include "compressed_loop.h"
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@@ -195,6 +218,23 @@
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cbp=cbp->next;
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free(compressed_blocks); compressed_blocks=cbp;
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}
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+#if defined(__FreeBSD__)
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+ /*
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+ * FreeBSD requires padding to 512 byte boundary
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+ */
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+ bytes_so_far = lseek(STDOUT_FILENO, 0, SEEK_END);
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+ if (bytes_so_far % 512)
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+ {
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+ static char padding[512];
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+ off_t len = 512 - bytes_so_far % 512;
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+
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+ if (write(STDOUT_FILENO, padding, len) != len)
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+ {
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+ perror("writing padding block");
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+ return 1;
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+ }
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+ }
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+#endif
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fprintf(stderr,"Done.\n");
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return 0;
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}
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