49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/* LibTomCrypt, modular cryptographic library -- Tom St Denis
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*
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* LibTomCrypt is a library that provides various cryptographic
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* algorithms in a highly modular and flexible manner.
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*
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* The library is free for all purposes without any express
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* guarantee it works.
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*
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* Tom St Denis, tomstdenis@gmail.com, http://libtom.org
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*/
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#include "tomcrypt.h"
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/**
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@file demo_crypt_sizes.c
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Demo how to get various sizes to dynamic languages
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like Python - Larry Bugbee, February 2013
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*/
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int main(void) {
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// given a specific size name, get and print its size
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char name[] = "ecc_key";
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unsigned int size;
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if(crypt_get_size(name, &size) != 0)
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exit(EXIT_FAILURE);
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printf("\n size of '%s' is %u \n\n", name, size);
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// get and print the length of the names (and sizes) list
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char *sizes_list;
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unsigned int sizes_list_len;
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if(crypt_list_all_sizes(NULL, &sizes_list_len) != 0)
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exit(EXIT_FAILURE);
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printf(" need to allocate %u bytes \n\n", sizes_list_len);
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// get and print the names (and sizes) list
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sizes_list = malloc(sizes_list_len);
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if(crypt_list_all_sizes(sizes_list, &sizes_list_len) != 0)
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exit(EXIT_FAILURE);
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printf(" supported sizes:\n\n%s\n\n", sizes_list);
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return 0;
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}
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/* $Source: $ */
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/* $Revision: $ */
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/* $Date: $ */
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