diff options
Diffstat (limited to 'textproc')
| -rw-r--r-- | textproc/libxslt/Makefile | 2 | ||||
| -rw-r--r-- | textproc/libxslt/files/patch-exslt_crypt | 152 |
2 files changed, 153 insertions, 1 deletions
diff --git a/textproc/libxslt/Makefile b/textproc/libxslt/Makefile index 147410fab771..2c7ba67c485f 100644 --- a/textproc/libxslt/Makefile +++ b/textproc/libxslt/Makefile @@ -7,7 +7,7 @@ PORTNAME= libxslt PORTVERSION= 1.1.24 -PORTREVISION?= 0 +PORTREVISION?= 1 CATEGORIES?= textproc gnome MASTER_SITES= ftp://fr.rpmfind.net/pub/libxml/ \ ftp://gd.tuwien.ac.at/pub/libxml/ \ diff --git a/textproc/libxslt/files/patch-exslt_crypt b/textproc/libxslt/files/patch-exslt_crypt new file mode 100644 index 000000000000..c9ab232dd4b9 --- /dev/null +++ b/textproc/libxslt/files/patch-exslt_crypt @@ -0,0 +1,152 @@ +Index: libexslt/crypto.c +=================================================================== +--- libexslt/crypto.c (revision 1479) ++++ libexslt/crypto.c (working copy) +@@ -595,11 +595,13 @@ exsltCryptoRc4EncryptFunction (xmlXPathP + int str_len = 0, bin_len = 0, hex_len = 0; + xmlChar *key = NULL, *str = NULL, *padkey = NULL; + xmlChar *bin = NULL, *hex = NULL; ++ xsltTransformContextPtr tctxt = NULL; + +- if ((nargs < 1) || (nargs > 3)) { ++ if (nargs != 2) { + xmlXPathSetArityError (ctxt); + return; + } ++ tctxt = xsltXPathGetTransformContext(ctxt); + + str = xmlXPathPopString (ctxt); + str_len = xmlUTF8Strlen (str); +@@ -611,7 +613,7 @@ exsltCryptoRc4EncryptFunction (xmlXPathP + } + + key = xmlXPathPopString (ctxt); +- key_len = xmlUTF8Strlen (str); ++ key_len = xmlUTF8Strlen (key); + + if (key_len == 0) { + xmlXPathReturnEmptyString (ctxt); +@@ -620,15 +622,33 @@ exsltCryptoRc4EncryptFunction (xmlXPathP + return; + } + +- padkey = xmlMallocAtomic (RC4_KEY_LENGTH); ++ padkey = xmlMallocAtomic (RC4_KEY_LENGTH + 1); ++ if (padkey == NULL) { ++ xsltTransformError(tctxt, NULL, tctxt->inst, ++ "exsltCryptoRc4EncryptFunction: Failed to allocate padkey\n"); ++ tctxt->state = XSLT_STATE_STOPPED; ++ xmlXPathReturnEmptyString (ctxt); ++ goto done; ++ } ++ memset(padkey, 0, RC4_KEY_LENGTH + 1); ++ + key_size = xmlUTF8Strsize (key, key_len); ++ if ((key_size > RC4_KEY_LENGTH) || (key_size < 0)) { ++ xsltTransformError(tctxt, NULL, tctxt->inst, ++ "exsltCryptoRc4EncryptFunction: key size too long or key broken\n"); ++ tctxt->state = XSLT_STATE_STOPPED; ++ xmlXPathReturnEmptyString (ctxt); ++ goto done; ++ } + memcpy (padkey, key, key_size); +- memset (padkey + key_size, '\0', sizeof (padkey)); + + /* encrypt it */ + bin_len = str_len; + bin = xmlStrdup (str); + if (bin == NULL) { ++ xsltTransformError(tctxt, NULL, tctxt->inst, ++ "exsltCryptoRc4EncryptFunction: Failed to allocate string\n"); ++ tctxt->state = XSLT_STATE_STOPPED; + xmlXPathReturnEmptyString (ctxt); + goto done; + } +@@ -638,6 +658,9 @@ exsltCryptoRc4EncryptFunction (xmlXPathP + hex_len = str_len * 2 + 1; + hex = xmlMallocAtomic (hex_len); + if (hex == NULL) { ++ xsltTransformError(tctxt, NULL, tctxt->inst, ++ "exsltCryptoRc4EncryptFunction: Failed to allocate result\n"); ++ tctxt->state = XSLT_STATE_STOPPED; + xmlXPathReturnEmptyString (ctxt); + goto done; + } +@@ -670,11 +693,13 @@ exsltCryptoRc4DecryptFunction (xmlXPathP + int str_len = 0, bin_len = 0, ret_len = 0; + xmlChar *key = NULL, *str = NULL, *padkey = NULL, *bin = + NULL, *ret = NULL; ++ xsltTransformContextPtr tctxt = NULL; + +- if ((nargs < 1) || (nargs > 3)) { ++ if (nargs != 2) { + xmlXPathSetArityError (ctxt); + return; + } ++ tctxt = xsltXPathGetTransformContext(ctxt); + + str = xmlXPathPopString (ctxt); + str_len = xmlUTF8Strlen (str); +@@ -686,7 +711,7 @@ exsltCryptoRc4DecryptFunction (xmlXPathP + } + + key = xmlXPathPopString (ctxt); +- key_len = xmlUTF8Strlen (str); ++ key_len = xmlUTF8Strlen (key); + + if (key_len == 0) { + xmlXPathReturnEmptyString (ctxt); +@@ -695,22 +720,51 @@ exsltCryptoRc4DecryptFunction (xmlXPathP + return; + } + +- padkey = xmlMallocAtomic (RC4_KEY_LENGTH); ++ padkey = xmlMallocAtomic (RC4_KEY_LENGTH + 1); ++ if (padkey == NULL) { ++ xsltTransformError(tctxt, NULL, tctxt->inst, ++ "exsltCryptoRc4EncryptFunction: Failed to allocate padkey\n"); ++ tctxt->state = XSLT_STATE_STOPPED; ++ xmlXPathReturnEmptyString (ctxt); ++ goto done; ++ } ++ memset(padkey, 0, RC4_KEY_LENGTH + 1); + key_size = xmlUTF8Strsize (key, key_len); ++ if ((key_size > RC4_KEY_LENGTH) || (key_size < 0)) { ++ xsltTransformError(tctxt, NULL, tctxt->inst, ++ "exsltCryptoRc4EncryptFunction: key size too long or key broken\n"); ++ tctxt->state = XSLT_STATE_STOPPED; ++ xmlXPathReturnEmptyString (ctxt); ++ goto done; ++ } + memcpy (padkey, key, key_size); +- memset (padkey + key_size, '\0', sizeof (padkey)); + + /* decode hex to binary */ + bin_len = str_len; + bin = xmlMallocAtomic (bin_len); ++ if (bin == NULL) { ++ xsltTransformError(tctxt, NULL, tctxt->inst, ++ "exsltCryptoRc4EncryptFunction: Failed to allocate string\n"); ++ tctxt->state = XSLT_STATE_STOPPED; ++ xmlXPathReturnEmptyString (ctxt); ++ goto done; ++ } + ret_len = exsltCryptoHex2Bin (str, str_len, bin, bin_len); + + /* decrypt the binary blob */ + ret = xmlMallocAtomic (ret_len); ++ if (ret == NULL) { ++ xsltTransformError(tctxt, NULL, tctxt->inst, ++ "exsltCryptoRc4EncryptFunction: Failed to allocate result\n"); ++ tctxt->state = XSLT_STATE_STOPPED; ++ xmlXPathReturnEmptyString (ctxt); ++ goto done; ++ } + PLATFORM_RC4_DECRYPT (ctxt, padkey, bin, ret_len, ret, ret_len); + + xmlXPathReturnString (ctxt, ret); + ++done: + if (key != NULL) + xmlFree (key); + if (str != NULL) |