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/* |
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* Copyright (c) 2013 Todd C. Miller <Todd.Miller@courtesan.com> |
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* |
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* Permission to use, copy, modify, and distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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*/ |
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#include <sys/types.h> |
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#include <db.h> |
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#include <string.h> |
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#include "grey.h" |
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/* Fill in struct gdata from DBT, converting from obsolete format as needed. */ |
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int |
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gdcopyin(const void *v, struct gdata *gd) |
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{ |
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const DBT *dbd = v; |
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int rc = 0; |
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if (dbd->size == sizeof(struct gdata)) { |
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/* Current grey data format. */ |
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memcpy(gd, dbd->data, sizeof(struct gdata)); |
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} else if (dbd->size == sizeof(struct ogdata)) { |
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/* Backwards compat for obsolete grey data format. */ |
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struct ogdata ogd; |
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memcpy(&ogd, dbd->data, sizeof(struct ogdata)); |
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gd->first = ogd.first; |
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gd->pass = ogd.pass; |
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gd->expire = ogd.expire; |
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gd->bcount = ogd.bcount; |
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gd->pcount = ogd.pcount; |
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} else { |
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/* Unsupported grey data format. */ |
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rc = -1; |
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} |
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return (rc); |
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} |