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Updated magic pattern matches for QP and B64 encodings to handle whitespace better

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This commit is contained in:
n1474335 2018-11-23 14:58:30 +00:00
parent a946d04a72
commit 1d1c69ca51
2 changed files with 25 additions and 25 deletions
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48
src/core/operations/FromBase64.mjs
View file

@ -38,44 +38,44 @@ class FromBase64 extends Operation {
];
this.patterns = [
{
match: "^(?:[A-Z\\d+/]{4})+(?:[A-Z\\d+/]{2}==|[A-Z\\d+/]{3}=)?$",
match: "^\\s*(?:[A-Z\\d+/]{4})+(?:[A-Z\\d+/]{2}==|[A-Z\\d+/]{3}=)?\\s*$",
flags: "i",
args: ["A-Za-z0-9+/=", false]
args: ["A-Za-z0-9+/=", true]
},
{
match: "^[A-Z\\d\\-_]{20,}$",
match: "^\\s*[A-Z\\d\\-_]{20,}\\s*$",
flags: "i",
args: ["A-Za-z0-9-_", false]
args: ["A-Za-z0-9-_", true]
},
{
match: "^(?:[A-Z\\d+\\-]{4}){5,}(?:[A-Z\\d+\\-]{2}==|[A-Z\\d+\\-]{3}=)?$",
match: "^\\s*(?:[A-Z\\d+\\-]{4}){5,}(?:[A-Z\\d+\\-]{2}==|[A-Z\\d+\\-]{3}=)?\\s*$",
flags: "i",
args: ["A-Za-z0-9+\\-=", false]
args: ["A-Za-z0-9+\\-=", true]
},
{
match: "^(?:[A-Z\\d./]{4}){5,}(?:[A-Z\\d./]{2}==|[A-Z\\d./]{3}=)?$",
match: "^\\s*(?:[A-Z\\d./]{4}){5,}(?:[A-Z\\d./]{2}==|[A-Z\\d./]{3}=)?\\s*$",
flags: "i",
args: ["./0-9A-Za-z=", false]
args: ["./0-9A-Za-z=", true]
},
{
match: "^[A-Z\\d_.]{20,}$",
match: "^\\s*[A-Z\\d_.]{20,}\\s*$",
flags: "i",
args: ["A-Za-z0-9_.", false]
args: ["A-Za-z0-9_.", true]
},
{
match: "^(?:[A-Z\\d._]{4}){5,}(?:[A-Z\\d._]{2}--|[A-Z\\d._]{3}-)?$",
match: "^\\s*(?:[A-Z\\d._]{4}){5,}(?:[A-Z\\d._]{2}--|[A-Z\\d._]{3}-)?\\s*$",
flags: "i",
args: ["A-Za-z0-9._-", false]
args: ["A-Za-z0-9._-", true]
},
{
match: "^(?:[A-Z\\d+/]{4}){5,}(?:[A-Z\\d+/]{2}==|[A-Z\\d+/]{3}=)?$",
match: "^\\s*(?:[A-Z\\d+/]{4}){5,}(?:[A-Z\\d+/]{2}==|[A-Z\\d+/]{3}=)?\\s*$",
flags: "i",
args: ["0-9a-zA-Z+/=", false]
args: ["0-9a-zA-Z+/=", true]
},
{
match: "^(?:[A-Z\\d+/]{4}){5,}(?:[A-Z\\d+/]{2}==|[A-Z\\d+/]{3}=)?$",
match: "^\\s*(?:[A-Z\\d+/]{4}){5,}(?:[A-Z\\d+/]{2}==|[A-Z\\d+/]{3}=)?\\s*$",
flags: "i",
args: ["0-9A-Za-z+/=", false]
args: ["0-9A-Za-z+/=", true]
},
{
match: "^[ !\"#$%&'()*+,\\-./\\d:;<=>?@A-Z[\\\\\\]^_]{20,}$",
@ -83,24 +83,24 @@ class FromBase64 extends Operation {
args: [" -_", false]
},
{
match: "^[A-Z\\d+\\-]{20,}$",
match: "^\\s*[A-Z\\d+\\-]{20,}\\s*$",
flags: "i",
args: ["+\\-0-9A-Za-z", false]
args: ["+\\-0-9A-Za-z", true]
},
{
match: "^[!\"#$%&'()*+,\\-0-689@A-NP-VX-Z[`a-fh-mp-r]{20,}$",
match: "^\\s*[!\"#$%&'()*+,\\-0-689@A-NP-VX-Z[`a-fh-mp-r]{20,}\\s*$",
flags: "",
args: ["!-,-0-689@A-NP-VX-Z[`a-fh-mp-r", false]
args: ["!-,-0-689@A-NP-VX-Z[`a-fh-mp-r", true]
},
{
match: "^(?:[N-ZA-M\\d+/]{4}){5,}(?:[N-ZA-M\\d+/]{2}==|[N-ZA-M\\d+/]{3}=)?$",
match: "^\\s*(?:[N-ZA-M\\d+/]{4}){5,}(?:[N-ZA-M\\d+/]{2}==|[N-ZA-M\\d+/]{3}=)?\\s*$",
flags: "i",
args: ["N-ZA-Mn-za-m0-9+/=", false]
args: ["N-ZA-Mn-za-m0-9+/=", true]
},
{
match: "^[A-Z\\d./]{20,}$",
match: "^\\s*[A-Z\\d./]{20,}\\s*$",
flags: "i",
args: ["./0-9A-Za-z", false]
args: ["./0-9A-Za-z", true]
},
];
}

2
src/core/operations/FromQuotedPrintable.mjs
View file

@ -30,7 +30,7 @@ class FromQuotedPrintable extends Operation {
this.args = [];
this.patterns = [
{
match: "^[\\x21-\\x3d\\x3f-\\x7e \\t]*(?:=[\\da-f]{2}|=\\r?\\n)(?:[\\x21-\\x3d\\x3f-\\x7e \\t]|=[\\da-f]{2}|=\\r?\\n)*$",
match: "^[\\x21-\\x3d\\x3f-\\x7e \\t]{0,76}(?:=[\\da-f]{2}|=\\r?\\n)(?:[\\x21-\\x3d\\x3f-\\x7e \\t]|=[\\da-f]{2}|=\\r?\\n)*$",
flags: "i",
args: []
},