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55 lines
956 B
55 lines
956 B
/* Simple S/MIME uncompression example */ |
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#include <openssl/pem.h> |
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#include <openssl/cms.h> |
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#include <openssl/err.h> |
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int main(int argc, char **argv) |
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{ |
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BIO *in = NULL, *out = NULL; |
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CMS_ContentInfo *cms = NULL; |
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int ret = 1; |
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OpenSSL_add_all_algorithms(); |
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ERR_load_crypto_strings(); |
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/* Open compressed content */ |
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in = BIO_new_file("smcomp.txt", "r"); |
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if (!in) |
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goto err; |
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/* Sign content */ |
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cms = SMIME_read_CMS(in, NULL); |
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if (!cms) |
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goto err; |
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out = BIO_new_file("smuncomp.txt", "w"); |
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if (!out) |
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goto err; |
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/* Uncompress S/MIME message */ |
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if (!CMS_uncompress(cms, out, NULL, 0)) |
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goto err; |
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ret = 0; |
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err: |
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if (ret) { |
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fprintf(stderr, "Error Uncompressing Data\n"); |
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ERR_print_errors_fp(stderr); |
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} |
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if (cms) |
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CMS_ContentInfo_free(cms); |
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if (in) |
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BIO_free(in); |
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if (out) |
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BIO_free(out); |
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return ret; |
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}
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