Suyu/Yucom
1
0
Fork 0
mirror of https://git.suyu.dev/suyu/Yucom.git synced 2025-12-22 05:36:09 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

lsteamclient: Reimplement alloc_callback_wtou(), convert_callback_utow() in manual code using generated table.

Browse source 
And try to handle the case of non-matching Windows callback length
similar to  before commit 6a5d5757ca.

CW-Bug-Id: #23550
This commit is contained in:
Paul Gofman 2024-03-12 15:02:15 -06:00
parent ce08f3ca53
commit 7e98577a74
4 changed files with 333 additions and 500 deletions
Download patch file Download diff file Expand all files Collapse all files

71
lsteamclient/gen_wrapper.py
View file

@ -1700,73 +1700,40 @@ with open('unixlib_generated.cpp', 'w') as file:
out(u'}\n')
out(u'\n')
out(u'void *alloc_callback_wtou(int id, void *callback, int *callback_len)\n')
out(u'{\n')
out(u' int len;\n')
out(u'\n')
out(u'#define MAKE_CASE(id, wlen) ((uint64_t)(id) << 48) | ((uint64_t)(wlen) << 24)\n')
out(u' switch (MAKE_CASE(id, *callback_len))\n')
out(u' {\n')
out(u'#ifdef __i386__\n')
values = set()
for cbid, sdkver, abis in sorted(callbacks, key=lambda x: x[0]):
name, value = abis["u32"].name, (cbid, abis["w32"].size)
if name in all_versions[sdkver]: name = all_versions[sdkver][name]
if value not in values:
out(f' case MAKE_CASE({cbid}, {abis["w32"].size}): len = {abis["u32"].size}; break; /* {name} */\n')
else:
out(f' /* case MAKE_CASE({cbid}, {abis["w32"].size}): len = {abis["u32"].size}; break; {name} */\n')
values.add(value)
out(u'#endif\n')
out(u'#ifdef __x86_64__\n')
values = set()
for cbid, sdkver, abis in sorted(callbacks, key=lambda x: x[0]):
name, value = abis["u64"].name, (cbid, abis["w64"].size)
if name in all_versions[sdkver]: name = all_versions[sdkver][name]
if value not in values:
out(f' case MAKE_CASE({cbid}, {abis["w64"].size}): len = {abis["u64"].size}; break; /* {name} */\n')
else:
out(f' /* case MAKE_CASE({cbid}, {abis["w64"].size}): len = {abis["u64"].size}; break; {name} */\n')
values.add(value)
out(u'#endif\n')
out(u' default: return callback;\n')
out(u' }\n')
out(u'#undef MAKE_CASE\n')
out(u'\n')
out(u' callback = malloc( len );\n')
out(u' *callback_len = len;\n')
out(u' return callback;\n')
out(u'}\n')
out(u'\n')
out(u'void convert_callback_utow(int id, void *u_callback, int u_callback_len, void *w_callback, int w_callback_len)\n')
out(u'{\n')
out(u'#define MAKE_CASE(id, wlen, ulen) ((uint64_t)(id) << 48) | ((uint64_t)(wlen) << 24) | (uint64_t)(ulen)\n')
out(u' switch (MAKE_CASE(id, w_callback_len, u_callback_len))\n')
out(u' {\n')
out(u'#ifdef __i386__\n')
out(u'const struct callback_def callback_data[] =\n{\n');
values = set()
for cbid, sdkver, abis in sorted(callbacks, key=lambda x: x[0]):
name, value = abis["u32"].name, (cbid, abis["w32"].size, abis["u32"].size)
if name in all_versions[sdkver]: name = all_versions[sdkver][name]
w_from_u = f'{name}_w_from_u'
if not w_from_u in written_converters:
w_from_u = u'nullptr'
if value not in values:
out(f' case MAKE_CASE({cbid}, {abis["w32"].size}, {abis["u32"].size}): *(w_{name} *)w_callback = *(u_{name} *)u_callback; break;\n')
out(f' {{ {cbid}, {sdkver}, {abis["w32"].size}, {abis["u32"].size}, {w_from_u} }},\n')
else:
out(f' /* case MAKE_CASE({cbid}, {abis["w32"].size}, {abis["u32"].size}): *(w_{name} *)w_callback = *(u_{name} *)u_callback; break; */\n')
out(f' /*{{ {cbid}, {sdkver}, {abis["w32"].size}, {abis["u32"].size}, {w_from_u} }},*/\n')
values.add(value)
out(u'};\n');
out(u'#endif\n')
out(u'#ifdef __x86_64__\n')
out(u'const struct callback_def callback_data[] =\n{\n');
values = set()
for cbid, sdkver, abis in sorted(callbacks, key=lambda x: x[0]):
name, value = abis["u64"].name, (cbid, abis["w64"].size, abis["u64"].size)
if name in all_versions[sdkver]: name = all_versions[sdkver][name]
w_from_u = f'{name}_w_from_u'
if not w_from_u in written_converters:
w_from_u = u'nullptr'
if value not in values:
out(f' case MAKE_CASE({cbid}, {abis["w64"].size}, {abis["u64"].size}): *(w_{name} *)w_callback = *(u_{name} *)u_callback; break;\n')
out(f' {{ {cbid}, {sdkver}, {abis["w64"].size}, {abis["u64"].size}, {w_from_u} }},\n')
else:
out(f' /* case MAKE_CASE({cbid}, {abis["w64"].size}, {abis["u64"].size}): *(w_{name} *)w_callback = *(u_{name} *)u_callback; break; */\n')
out(f' /*{{ {cbid}, {sdkver}, {abis["w64"].size}, {abis["u64"].size}, {w_from_u} }},*/\n')
values.add(value)
out(u'};\n');
out(u'#endif\n')
out(u' default: memcpy( w_callback, u_callback, u_callback_len ); break;\n')
out(u' }\n')
out(u'#undef MAKE_CASE\n')
out(u'}\n')
out(u'const unsigned int callback_data_size = ARRAY_SIZE(callback_data);\n');