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Hack: Use serial number to generate wifi api #5

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dbahrdt
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@dbahrdt dbahrdt commented Sep 27, 2023

Matter has a specific SSID containing the vendor id and product id.
However Eltako also has a specific SSID format too.
Since we're not supporting commissioning using wifi, we can change the SSID to our variant.

This PR is a hack to change the way the SSID is composed to our variant.
To do this correctly we should either provide our own network management implementation or add functions to define how the SSID is composed.

This commit changes the SSID of the Wifi AP to PREFIX-<SERIALNUMBER> in
accordance with Eltako wifi ap. This change is likely not compatible
with Matter. However we do not support commissioning using Wifi anyway.
Yet we need wifi to be available to configure the device by other means.
In the future we need to find a way to either enable the ap without
using Matter functions or provide proper commissioning over wifi.
The latter is likely the better way.
@Caldwell1988 Caldwell1988 merged commit ecc5f07 into eltako/release/1.2 Sep 28, 2023
5 of 95 checks passed
Caldwell1988 pushed a commit that referenced this pull request Nov 6, 2023
…ist". (project-chip#29666)

The typical failure there looks like this:

==29620==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 88 byte(s) in 1 object(s) allocated from:
    #0 0x106396e12 in calloc+0xa2 (libclang_rt.asan_osx_dynamic.dylib:x86_64+0x51e12)
    #1 0x7ff800dc9789 in map_images_nolock+0x24b (libobjc.A.dylib:x86_64h+0x1789)
    #2 0x7ff800dc94db in map_images+0x42 (libobjc.A.dylib:x86_64h+0x14db)
    #3 0x113d721fa in invocation function for block in dyld4::RuntimeState::setObjCNotifiers(void (*)(unsigned int, char const* const*, mach_header const* const*), void (*)(char const*, mach_header const*), void (*)(char const*, mach_header const*))+0x112 (dyld:x86_64+0xf1fa)
    #4 0x113d6d6c8 in dyld4::RuntimeState::withLoadersReadLock(void () block_pointer)+0x28 (dyld:x86_64+0xa6c8)
    #5 0x113d720e1 in dyld4::RuntimeState::setObjCNotifiers(void (*)(unsigned int, char const* const*, mach_header const* const*), void (*)(char const*, mach_header const*), void (*)(char const*, mach_header const*))+0x51 (dyld:x86_64+0xf0e1)
    #6 0x113d85d44 in dyld4::APIs::_dyld_objc_notify_register(void (*)(unsigned int, char const* const*, mach_header const* const*), void (*)(char const*, mach_header const*), void (*)(char const*, mach_header const*))+0x4e (dyld:x86_64+0x22d44)
    #7 0x7ff800dc9343 in _objc_init+0x4fe (libobjc.A.dylib:x86_64h+0x1343)
    #8 0x7ff800d83992 in _os_object_init+0xc (libdispatch.dylib:x86_64+0x2992)
    #9 0x7ff800d911b7 in libdispatch_init+0x136 (libdispatch.dylib:x86_64+0x101b7)
    #10 0x7ff80bd34894 in libSystem_initializer+0xed (libSystem.B.dylib:x86_64+0x1894)
    project-chip#11 0x113d77e4e in invocation function for block in dyld4::Loader::findAndRunAllInitializers(dyld4::RuntimeState&) const+0xb5 (dyld:x86_64+0x14e4e)
    project-chip#12 0x113d9eaac in invocation function for block in dyld3::MachOAnalyzer::forEachInitializer(Diagnostics&, dyld3::MachOAnalyzer::VMAddrConverter const&, void (unsigned int) block_pointer, void const*) const+0xf1 (dyld:x86_64+0x3baac)
    project-chip#13 0x113d95e25 in invocation function for block in dyld3::MachOFile::forEachSection(void (dyld3::MachOFile::SectionInfo const&, bool, bool&) block_pointer) const+0x22c (dyld:x86_64+0x32e25)
    project-chip#14 0x113d64db2 in dyld3::MachOFile::forEachLoadCommand(Diagnostics&, void (load_command const*, bool&) block_pointer) const+0x80 (dyld:x86_64+0x1db2)
    project-chip#15 0x113d95bb6 in dyld3::MachOFile::forEachSection(void (dyld3::MachOFile::SectionInfo const&, bool, bool&) block_pointer) const+0xb2 (dyld:x86_64+0x32bb6)
    project-chip#16 0x113d9e603 in dyld3::MachOAnalyzer::forEachInitializer(Diagnostics&, dyld3::MachOAnalyzer::VMAddrConverter const&, void (unsigned int) block_pointer, void const*) const+0x1d1 (dyld:x86_64+0x3b603)
    project-chip#17 0x113d77d81 in dyld4::Loader::findAndRunAllInitializers(dyld4::RuntimeState&) const+0x8f (dyld:x86_64+0x14d81)
    project-chip#18 0x113d7e659 in dyld4::PrebuiltLoader::runInitializers(dyld4::RuntimeState&) const+0x1d (dyld:x86_64+0x1b659)
    project-chip#19 0x113d8b76d in dyld4::APIs::runAllInitializersForMain()+0x25 (dyld:x86_64+0x2876d)
    project-chip#20 0x113d6938c in dyld4::prepare(dyld4::APIs&, dyld3::MachOAnalyzer const*)+0xd72 (dyld:x86_64+0x638c)
    project-chip#21 0x113d684e3 in start+0x183 (dyld:x86_64+0x54e3)
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