56 lines
1.1 KiB
C
56 lines
1.1 KiB
C
#include "system.h"
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#if HAVE_MACHINE_TYPES_H
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# include <machine/types.h>
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#endif
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#include <netinet/in.h>
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#include "rpmlib.h"
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#include "rpmlead.h"
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/* The lead needs to be 8 byte aligned */
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int writeLead(FD_t fd, struct rpmlead *lead)
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{
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struct rpmlead l;
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memcpy(&l, lead, sizeof(*lead));
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l.magic[0] = RPMLEAD_MAGIC0;
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l.magic[1] = RPMLEAD_MAGIC1;
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l.magic[2] = RPMLEAD_MAGIC2;
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l.magic[3] = RPMLEAD_MAGIC3;
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l.type = htons(l.type);
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l.archnum = htons(l.archnum);
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l.osnum = htons(l.osnum);
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l.signature_type = htons(l.signature_type);
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if (fdWrite(fd, &l, sizeof(l)) < 0) {
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return 1;
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}
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return 0;
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}
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int readLead(FD_t fd, struct rpmlead *lead)
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{
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if (timedRead(fd, lead, sizeof(*lead)) != sizeof(*lead)) {
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rpmError(RPMERR_READERROR, _("read failed: %s (%d)"), strerror(errno),
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errno);
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return 1;
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}
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lead->type = ntohs(lead->type);
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lead->archnum = ntohs(lead->archnum);
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lead->osnum = ntohs(lead->osnum);
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if (lead->major >= 2)
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lead->signature_type = ntohs(lead->signature_type);
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return 0;
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}
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