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add vsprintf hook

This commit is contained in:
Hay1tsme 2024-02-08 01:05:13 -05:00
parent ba9fb5d0b9
commit eb93c6cf75
2 changed files with 18 additions and 1 deletions
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1
mai2hook/touch.c
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@ -229,7 +229,6 @@ static HRESULT touch_cmd_dispatch(char* cmd, struct iobuf *dest, uint8_t side)
else if (!strcmp(cmd, CMD_HALT)) {
dprintf("Mai2 touch%d: Halt\n", side);
Sleep(1001); // ?
return S_OK;
}

18
platform/misc.c
View File

@ -14,6 +14,8 @@
#include "util/dprintf.h"
static BOOL WINAPI misc_ExitWindowsEx(unsigned int flags, uint32_t reason);
static int my_vsprintf(char *const buffer, const char *const format, va_list args);
static int (*next_vsprintf)(char *const buffer, const char *const format, va_list args);
static HRESULT misc_read_os_version(void *bytes, uint32_t *nbytes);
static HRESULT misc_read_app_loader_count(void *bytes, uint32_t *nbytes);
@ -29,6 +31,14 @@ static const struct hook_symbol misc_syms[] = {
}
};
static const struct hook_symbol logging_sym[] = {
{
.name = "vsprintf",
.patch = my_vsprintf,
.link = (void **) &next_vsprintf,
}
};
static const struct reg_hook_val misc_root_keys[] = {
{
.name = L"OSVersion",
@ -130,6 +140,7 @@ HRESULT misc_hook_init(const struct misc_config *cfg, const char *platform_id)
/* Apply function hooks */
hook_table_apply(NULL, "user32.dll", misc_syms, _countof(misc_syms));
hook_table_apply(NULL, "msvcr110.dll", logging_sym, _countof(logging_sym));
return S_OK;
}
@ -170,3 +181,10 @@ static HRESULT misc_read_platform_name(void *bytes, uint32_t *nbytes)
{
return reg_hook_read_wstr(bytes, nbytes, L"ALLS MX2.1"); // TODO: Dynamic
}
static int my_vsprintf(char *const buffer, const char *const format, va_list args)
{
int ret = next_vsprintf(buffer, format, args);
dprintf("%s\n", buffer);
return ret;
}