From 6b6383d52bc147134bb6b60b07e924b176c67e3a Mon Sep 17 00:00:00 2001 From: Anas Nashif Date: Fri, 20 Sep 2013 04:45:41 -0400 Subject: Imported Upstream version 1.2.19 --- examples/encrypt2.c | 100 +++++++++++++++++++++++++++++++--------------------- 1 file changed, 59 insertions(+), 41 deletions(-) (limited to 'examples/encrypt2.c') diff --git a/examples/encrypt2.c b/examples/encrypt2.c index 9bbd52ff..4f1ad588 100644 --- a/examples/encrypt2.c +++ b/examples/encrypt2.c @@ -5,13 +5,13 @@ * from a binary file * * Usage: - * ./encrypt2 + * ./encrypt2 * * Example: - * ./encrypt2 encrypt2-doc.xml deskey.bin > encrypt2-res.xml + * ./encrypt2 encrypt2-doc.xml deskey.bin > encrypt2-res.xml * * The result could be decrypted with decrypt1 example: - * ./decrypt1 encrypt2-res.xml deskey.bin + * ./decrypt1 encrypt2-res.xml deskey.bin * * This is free software; see Copyright file in the source * distribution for preciese wording. @@ -28,6 +28,7 @@ #ifndef XMLSEC_NO_XSLT #include +#include #endif /* XMLSEC_NO_XSLT */ #include @@ -40,12 +41,16 @@ int encrypt_file(const char* xml_file, const char* key_file); int main(int argc, char **argv) { +#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 \n", argv[0]); - return(1); + fprintf(stderr, "Error: wrong number of arguments.\n"); + fprintf(stderr, "Usage: %s \n", argv[0]); + return(1); } /* Init libxml and libxslt libraries */ @@ -56,17 +61,29 @@ 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 @@ -76,27 +93,27 @@ 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]) < 0) { - return(-1); + return(-1); } /* Shutdown xmlsec-crypto library */ @@ -110,6 +127,7 @@ main(int argc, char **argv) { /* Shutdown libxslt/libxml */ #ifndef XMLSEC_NO_XSLT + xsltFreeSecurityPrefs(xsltSecPrefs); xsltCleanupGlobals(); #endif /* XMLSEC_NO_XSLT */ xmlCleanupParser(); @@ -119,8 +137,8 @@ main(int argc, char **argv) { /** * encrypt_file: - * @xml_file: the encryption template file name. - * @key_file: the Triple DES key file. + * @xml_file: the encryption template file name. + * @key_file: the Triple DES key file. * * Encrypts #xml_file using a dynamicaly created template and DES key from * #key_file. @@ -141,61 +159,61 @@ encrypt_file(const char* xml_file, const char* key_file) { /* load template */ doc = xmlParseFile(xml_file); if ((doc == NULL) || (xmlDocGetRootElement(doc) == NULL)){ - fprintf(stderr, "Error: unable to parse file \"%s\"\n", xml_file); - goto done; + fprintf(stderr, "Error: unable to parse file \"%s\"\n", xml_file); + goto done; } /* create encryption template to encrypt XML file and replace * its content with encryption result */ encDataNode = xmlSecTmplEncDataCreate(doc, xmlSecTransformDes3CbcId, - NULL, xmlSecTypeEncElement, NULL, NULL); + NULL, xmlSecTypeEncElement, NULL, NULL); if(encDataNode == NULL) { - fprintf(stderr, "Error: failed to create encryption template\n"); - goto done; + fprintf(stderr, "Error: failed to create encryption template\n"); + goto done; } /* we want to put encrypted data in the node */ if(xmlSecTmplEncDataEnsureCipherValue(encDataNode) == NULL) { - fprintf(stderr, "Error: failed to add CipherValue node\n"); - goto done; + fprintf(stderr, "Error: failed to add CipherValue node\n"); + goto done; } /* add and nodes to put key name in the signed document */ keyInfoNode = xmlSecTmplEncDataEnsureKeyInfo(encDataNode, NULL); if(keyInfoNode == NULL) { - fprintf(stderr, "Error: failed to add key info\n"); - goto done; + fprintf(stderr, "Error: failed to add key info\n"); + goto done; } if(xmlSecTmplKeyInfoAddKeyName(keyInfoNode, NULL) == NULL) { - fprintf(stderr, "Error: failed to add key name\n"); - goto done; + fprintf(stderr, "Error: failed to add key name\n"); + 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(xmlSecEncCtxXmlEncrypt(encCtx, encDataNode, xmlDocGetRootElement(doc)) < 0) { fprintf(stderr,"Error: encryption failed\n"); - goto done; + goto done; } /* we template is inserted in the doc */ @@ -211,15 +229,15 @@ done: /* cleanup */ if(encCtx != NULL) { - xmlSecEncCtxDestroy(encCtx); + xmlSecEncCtxDestroy(encCtx); } if(encDataNode != NULL) { - xmlFreeNode(encDataNode); + xmlFreeNode(encDataNode); } if(doc != NULL) { - xmlFreeDoc(doc); + xmlFreeDoc(doc); } return(res); } -- cgit v1.2.3