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-rw-r--r--docs/api/xmlsec-encrypt-template-file.html93
1 files changed, 55 insertions, 38 deletions
diff --git a/docs/api/xmlsec-encrypt-template-file.html b/docs/api/xmlsec-encrypt-template-file.html
index 810e8fb8..1bb8ab40 100644
--- a/docs/api/xmlsec-encrypt-template-file.html
+++ b/docs/api/xmlsec-encrypt-template-file.html
@@ -97,13 +97,13 @@
* Encrypts binary data using a template file and a DES key from a binary file
*
* Usage:
- * ./encrypt1 <xml-tmpl> <des-key-file>
+ * ./encrypt1 <xml-tmpl> <des-key-file>
*
* Example:
- * ./encrypt1 encrypt1-tmpl.xml deskey.bin > encrypt1-res.xml
+ * ./encrypt1 encrypt1-tmpl.xml deskey.bin > encrypt1-res.xml
*
* The result could be decrypted with decrypt1 example:
- * ./decrypt1 encrypt1-res.xml deskey.bin
+ * ./decrypt1 encrypt1-res.xml deskey.bin
*
* This is free software; see Copyright file in the source
* distribution for preciese wording.
@@ -120,6 +120,7 @@
#ifndef XMLSEC_NO_XSLT
#include <libxslt/xslt.h>
+#include <libxslt/security.h>
#endif /* XMLSEC_NO_XSLT */
#include <xmlsec/xmlsec.h>
@@ -128,17 +129,20 @@
#include <xmlsec/crypto.h>
int encrypt_file(const char* tmpl_file, const char* key_file,
- const unsigned char* data, size_t dataSize);
+ const unsigned char* data, size_t dataSize);
int
main(int argc, char **argv) {
static const char secret_data[] = "Big secret";
-
+#ifndef XMLSEC_NO_XSLT
+ xsltSecurityPrefsPtr xsltSecPrefs = NULL;
+#endif /* XMLSEC_NO_XSLT */
+
assert(argv);
if(argc != 3) {
- fprintf(stderr, "Error: wrong number of arguments.\n");
- fprintf(stderr, "Usage: %s <tmpl-file> <key-file>\n", argv[0]);
- return(1);
+ fprintf(stderr, "Error: wrong number of arguments.\n");
+ fprintf(stderr, "Usage: %s <tmpl-file> <key-file>\n", argv[0]);
+ return(1);
}
/* Init libxml and libxslt libraries */
@@ -149,17 +153,29 @@ main(int argc, char **argv) {
#ifndef XMLSEC_NO_XSLT
xmlIndentTreeOutput = 1;
#endif /* XMLSEC_NO_XSLT */
-
+
+ /* Init libxslt */
+#ifndef XMLSEC_NO_XSLT
+ /* disable everything */
+ xsltSecPrefs = xsltNewSecurityPrefs();
+ xsltSetSecurityPrefs(xsltSecPrefs, XSLT_SECPREF_READ_FILE, xsltSecurityForbid);
+ xsltSetSecurityPrefs(xsltSecPrefs, XSLT_SECPREF_WRITE_FILE, xsltSecurityForbid);
+ xsltSetSecurityPrefs(xsltSecPrefs, XSLT_SECPREF_CREATE_DIRECTORY, xsltSecurityForbid);
+ xsltSetSecurityPrefs(xsltSecPrefs, XSLT_SECPREF_READ_NETWORK, xsltSecurityForbid);
+ xsltSetSecurityPrefs(xsltSecPrefs, XSLT_SECPREF_WRITE_NETWORK, xsltSecurityForbid);
+ xsltSetDefaultSecurityPrefs(xsltSecPrefs);
+#endif /* XMLSEC_NO_XSLT */
+
/* Init xmlsec library */
if(xmlSecInit() < 0) {
- fprintf(stderr, "Error: xmlsec initialization failed.\n");
- return(-1);
+ fprintf(stderr, "Error: xmlsec initialization failed.\n");
+ return(-1);
}
/* Check loaded library version */
if(xmlSecCheckVersion() != 1) {
- fprintf(stderr, "Error: loaded xmlsec library version is not compatible.\n");
- return(-1);
+ fprintf(stderr, "Error: loaded xmlsec library version is not compatible.\n");
+ return(-1);
}
/* Load default crypto engine if we are supporting dynamic
@@ -169,27 +185,27 @@ main(int argc, char **argv) {
*/
#ifdef XMLSEC_CRYPTO_DYNAMIC_LOADING
if(xmlSecCryptoDLLoadLibrary(BAD_CAST XMLSEC_CRYPTO) < 0) {
- fprintf(stderr, "Error: unable to load default xmlsec-crypto library. Make sure\n"
- "that you have it installed and check shared libraries path\n"
- "(LD_LIBRARY_PATH) envornment variable.\n");
- return(-1);
+ fprintf(stderr, "Error: unable to load default xmlsec-crypto library. Make sure\n"
+ "that you have it installed and check shared libraries path\n"
+ "(LD_LIBRARY_PATH) envornment variable.\n");
+ return(-1);
}
#endif /* XMLSEC_CRYPTO_DYNAMIC_LOADING */
/* Init crypto library */
if(xmlSecCryptoAppInit(NULL) < 0) {
- fprintf(stderr, "Error: crypto initialization failed.\n");
- return(-1);
+ fprintf(stderr, "Error: crypto initialization failed.\n");
+ return(-1);
}
/* Init xmlsec-crypto library */
if(xmlSecCryptoInit() < 0) {
- fprintf(stderr, "Error: xmlsec-crypto initialization failed.\n");
- return(-1);
+ fprintf(stderr, "Error: xmlsec-crypto initialization failed.\n");
+ return(-1);
}
if(encrypt_file(argv[1], argv[2], secret_data, strlen(secret_data)) < 0) {
- return(-1);
+ return(-1);
}
/* Shutdown xmlsec-crypto library */
@@ -203,6 +219,7 @@ main(int argc, char **argv) {
/* Shutdown libxslt/libxml */
#ifndef XMLSEC_NO_XSLT
+ xsltFreeSecurityPrefs(xsltSecPrefs);
xsltCleanupGlobals();
#endif /* XMLSEC_NO_XSLT */
xmlCleanupParser();
@@ -212,10 +229,10 @@ main(int argc, char **argv) {
/**
* encrypt_file:
- * @tmpl_file: the encryption template file name.
- * @key_file: the Triple DES key file.
- * @data: the binary data to encrypt.
- * @dataSize: the binary data size.
+ * @tmpl_file: the encryption template file name.
+ * @key_file: the Triple DES key file.
+ * @data: the binary data to encrypt.
+ * @dataSize: the binary data size.
*
* Encrypts binary #data using template from #tmpl_file and DES key from
* #key_file.
@@ -224,7 +241,7 @@ main(int argc, char **argv) {
*/
int
encrypt_file(const char* tmpl_file, const char* key_file,
- const unsigned char* data, size_t dataSize) {
+ const unsigned char* data, size_t dataSize) {
xmlDocPtr doc = NULL;
xmlNodePtr node = NULL;
xmlSecEncCtxPtr encCtx = NULL;
@@ -237,41 +254,41 @@ encrypt_file(const char* tmpl_file, const char* key_file,
/* load template */
doc = xmlParseFile(tmpl_file);
if ((doc == NULL) || (xmlDocGetRootElement(doc) == NULL)){
- fprintf(stderr, "Error: unable to parse file \"%s\"\n", tmpl_file);
- goto done;
+ fprintf(stderr, "Error: unable to parse file \"%s\"\n", tmpl_file);
+ goto done;
}
/* find start node */
node = xmlSecFindNode(xmlDocGetRootElement(doc), xmlSecNodeEncryptedData, xmlSecEncNs);
if(node == NULL) {
- fprintf(stderr, "Error: start node not found in \"%s\"\n", tmpl_file);
- goto done;
+ fprintf(stderr, "Error: start node not found in \"%s\"\n", tmpl_file);
+ goto done;
}
/* create encryption context, we don't need keys manager in this example */
encCtx = xmlSecEncCtxCreate(NULL);
if(encCtx == NULL) {
fprintf(stderr,"Error: failed to create encryption context\n");
- goto done;
+ goto done;
}
/* load DES key, assuming that there is not password */
encCtx->encKey = xmlSecKeyReadBinaryFile(xmlSecKeyDataDesId, key_file);
if(encCtx->encKey == NULL) {
fprintf(stderr,"Error: failed to load des key from binary file \"%s\"\n", key_file);
- goto done;
+ goto done;
}
/* set key name to the file name, this is just an example! */
if(xmlSecKeySetName(encCtx->encKey, key_file) < 0) {
- fprintf(stderr,"Error: failed to set key name for key from \"%s\"\n", key_file);
- goto done;
+ fprintf(stderr,"Error: failed to set key name for key from \"%s\"\n", key_file);
+ goto done;
}
/* encrypt the data */
if(xmlSecEncCtxBinaryEncrypt(encCtx, node, data, dataSize) < 0) {
fprintf(stderr,"Error: encryption failed\n");
- goto done;
+ goto done;
}
/* print encrypted data with document to stdout */
@@ -284,11 +301,11 @@ done:
/* cleanup */
if(encCtx != NULL) {
- xmlSecEncCtxDestroy(encCtx);
+ xmlSecEncCtxDestroy(encCtx);
}
if(doc != NULL) {
- xmlFreeDoc(doc);
+ xmlFreeDoc(doc);
}
return(res);
} </pre>