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comparison build.rs @ 81:a8f4718fed5d

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When dynamically linking against the wrong PAM, fail.
author Paul Fisher <paul@pfish.zone>
date Tue, 10 Jun 2025 01:16:39 -0400
parents 5aa1a010f1e8
children 73c3f8e3b49d
comparison
equal deleted inserted replaced
80:5aa1a010f1e8 81:a8f4718fed5d
17 .allowlist_function("pam_get_authtok") 17 .allowlist_function("pam_get_authtok")
18 .allowlist_function("pam_end") 18 .allowlist_function("pam_end")
19 .dynamic_link_require_all(true) 19 .dynamic_link_require_all(true)
20 .default_macro_constant_type(MacroTypeVariation::Signed); 20 .default_macro_constant_type(MacroTypeVariation::Signed);
21 21
22 let linux_builder = common_builder.clone().header_contents( 22 let linux_builder = common_builder
23 "linux-pam.h", 23 .clone()
24 r#" 24 // This function is not available in OpenPAM.
25 // We don't use it, but we include it so that if the user
26 // tries to run this against the wrong PAM library, it fails.
27 .allowlist_function("pam_start_confdir")
28 .header_contents(
29 "linux-pam.h",
30 r#"
25 #include <security/_pam_types.h> 31 #include <security/_pam_types.h>
26 #include <security/pam_appl.h> 32 #include <security/pam_appl.h>
27 #include <security/pam_ext.h> 33 #include <security/pam_ext.h>
28 #include <security/pam_modules.h> 34 #include <security/pam_modules.h>
29 "#, 35 "#,
30 ); 36 );
31 let openpam_builder = common_builder.clone().header_contents( 37 let openpam_builder = common_builder
32 "openpam.h", 38 .clone()
33 r#" 39 // This function is not available in Linux-PAM.
40 // We don't use it, but we include it so that if the user
41 // tries to run this against the wrong PAM library, it fails.
42 .allowlist_function("pam_setenv")
43 .header_contents(
44 "openpam.h",
45 r#"
34 #include <security/openpam.h> 46 #include <security/openpam.h>
35 #include <security/pam_appl.h> 47 #include <security/pam_appl.h>
36 #include <security/pam_constants.h> 48 #include <security/pam_constants.h>
37 #include <security/pam_types.h> 49 #include <security/pam_types.h>
38 "#, 50 "#,
39 ); 51 );
40 52
41 let (pam_impl, bindings) = { 53 let (pam_impl, bindings) = {
42 let bb = linux_builder.generate(); 54 let bb = linux_builder.generate();
43 bb.as_ref().unwrap(); 55 bb.as_ref().unwrap();
44 if let Ok(bindings) = bb { 56 if let Ok(bindings) = bb {