complete the EVP_MD functions doxygen.
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@22360 ec53bebd-3082-4978-b11e-865c3cabbd6b
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@@ -254,6 +254,18 @@ EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *md, ENGINE *engine)
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return 1;
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}
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/**
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* Update the digest with some data.
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*
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* @param ctx the context to update
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* @param data the data to update the context with
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* @param size length of data
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*
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* @return 1 on success.
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*
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* @ingroup hcrypto_evp
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*/
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int
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EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *data, size_t size)
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{
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@@ -261,6 +273,19 @@ EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *data, size_t size)
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return 1;
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}
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/**
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* Complete the message digest.
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*
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* @param ctx the context to complete.
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* @param hash the output of the message digest function. At least
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* EVP_MD_size().
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* @param size the output size of hash.
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*
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* @return 1 on success.
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*
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* @ingroup hcrypto_evp
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*/
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int
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EVP_DigestFinal_ex(EVP_MD_CTX *ctx, void *hash, unsigned int *size)
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{
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@@ -270,6 +295,23 @@ EVP_DigestFinal_ex(EVP_MD_CTX *ctx, void *hash, unsigned int *size)
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return 1;
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}
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/**
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* Do the whole EVP_MD_CTX_create(), EVP_DigestInit_ex(),
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* EVP_DigestUpdate(), EVP_DigestFinal_ex(), EVP_MD_CTX_destroy()
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* dance in one call.
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*
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* @param data the data to update the context with
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* @param dsize length of data
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* @param hash output data of at least EVP_MD_size() length.
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* @param hsize output length of hash.
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* @param md message digest to use
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* @param engine engine to use, NULL for default engine.
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*
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* @return 1 on success.
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*
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* @ingroup hcrypto_evp
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*/
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int
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EVP_Digest(const void *data, size_t dsize, void *hash, unsigned int *hsize,
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const EVP_MD *md, ENGINE *engine)
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@@ -281,20 +323,22 @@ EVP_Digest(const void *data, size_t dsize, void *hash, unsigned int *hsize,
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if (ctx == NULL)
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return 0;
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ret = EVP_DigestInit_ex(ctx, md, engine);
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if (ret != 1)
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if (ret != 1) {
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EVP_MD_CTX_destroy(ctx);
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return ret;
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}
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ret = EVP_DigestUpdate(ctx, data, dsize);
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if (ret != 1)
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if (ret != 1) {
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EVP_MD_CTX_destroy(ctx);
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return ret;
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}
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ret = EVP_DigestFinal_ex(ctx, hash, hsize);
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if (ret != 1)
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return ret;
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EVP_MD_CTX_destroy(ctx);
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return 1;
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return ret;
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}
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/*
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*
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/**
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* The message digest SHA256
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*/
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const EVP_MD *
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@@ -322,18 +366,30 @@ static const struct hc_evp_md sha1 = {
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NULL
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};
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/**
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* The message digest SHA1
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*/
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const EVP_MD *
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EVP_sha1(void)
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{
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return &sha1;
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}
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/**
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* The message digest SHA1
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*/
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const EVP_MD *
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EVP_sha(void)
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{
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return &sha1;
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}
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/**
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* The message digest MD5
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*/
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const EVP_MD *
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EVP_md5(void)
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{
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@@ -349,6 +405,10 @@ EVP_md5(void)
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return &md5;
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}
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/**
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* The message digest MD4
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*/
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const EVP_MD *
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EVP_md4(void)
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{
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@@ -364,6 +424,10 @@ EVP_md4(void)
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return &md4;
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}
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/**
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* The message digest MD2
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*/
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const EVP_MD *
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EVP_md2(void)
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{
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@@ -392,10 +456,14 @@ null_Update (void *m, const void * data, size_t size)
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{
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}
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static void
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null_Final(void *res, struct md5 *m)
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null_Final(void *res, struct void *m)
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{
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}
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/**
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* The null message digest
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*/
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const EVP_MD *
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EVP_md_null(void)
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{
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