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Toml.qll
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101 lines (82 loc) · 2.95 KB
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/**
* Provides classes modeling security-relevant aspects of the `toml` PyPI package.
*
* See
* - https://pypi.org/project/toml/
* - https://github.com/uiri/toml#api-reference
*/
private import python
private import semmle.python.dataflow.new.DataFlow
private import semmle.python.Concepts
private import semmle.python.ApiGraphs
/**
* Provides classes modeling security-relevant aspects of the `toml` PyPI package
*
* See
* - https://pypi.org/project/toml/
* - https://github.com/uiri/toml#api-reference
*/
private module Toml {
/**
* A call to `toml.loads`
*
* See https://github.com/uiri/toml#api-reference
*/
private class TomlLoadsCall extends Decoding::Range, DataFlow::CallCfgNode {
TomlLoadsCall() {
this = API::moduleImport("toml").getMember("loads").getACall()
or
this = API::moduleImport("toml").getMember("decoder").getMember("loads").getACall()
}
override predicate mayExecuteInput() { none() }
override DataFlow::Node getAnInput() { result in [this.getArg(0), this.getArgByName("s")] }
override DataFlow::Node getOutput() { result = this }
override string getFormat() { result = "TOML" }
}
/**
* A call to `toml.load`
*
* See https://github.com/uiri/toml#api-reference
*/
private class TomlLoadCall extends Decoding::Range, DataFlow::CallCfgNode {
TomlLoadCall() {
this = API::moduleImport("toml").getMember("load").getACall()
or
this = API::moduleImport("toml").getMember("decoder").getMember("load").getACall()
}
override predicate mayExecuteInput() { none() }
override DataFlow::Node getAnInput() { result in [this.getArg(0), this.getArgByName("f")] }
override DataFlow::Node getOutput() { result = this }
override string getFormat() { result = "TOML" }
}
/**
* A call to `toml.dumps`
*
* See https://github.com/uiri/toml#api-reference
*/
private class TomlDumpsCall extends Encoding::Range, DataFlow::CallCfgNode {
TomlDumpsCall() {
this = API::moduleImport("toml").getMember("dumps").getACall()
or
this = API::moduleImport("toml").getMember("encoder").getMember("dumps").getACall()
}
override DataFlow::Node getAnInput() { result in [this.getArg(0), this.getArgByName("o")] }
override DataFlow::Node getOutput() { result = this }
override string getFormat() { result = "TOML" }
}
/**
* A call to `toml.dump`
*
* See https://github.com/uiri/toml#api-reference
*/
private class TomlDumpCall extends Encoding::Range, DataFlow::CallCfgNode {
TomlDumpCall() {
this = API::moduleImport("toml").getMember("dump").getACall()
or
this = API::moduleImport("toml").getMember("encoder").getMember("dump").getACall()
}
override DataFlow::Node getAnInput() { result in [this.getArg(0), this.getArgByName("o")] }
override DataFlow::Node getOutput() { result in [this.getArg(1), this.getArgByName("f")] }
override string getFormat() { result = "TOML" }
}
}