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Refactored SDL_CreateJoystickName() into a general SDL_CreateDeviceName()

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This commit is contained in:
Sam Lantinga 2025-02-21 08:28:57 -08:00
parent 3293eb1a16
commit 5d776c070a
4 changed files with 237 additions and 267 deletions
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148
src/joystick/SDL_joystick.c
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@ -2546,158 +2546,14 @@ void SDL_GetJoystickGUIDInfo(SDL_GUID guid, Uint16 *vendor, Uint16 *product, Uin
}
}
static int PrefixMatch(const char *a, const char *b)
{
int matchlen = 0;
while (*a && *b) {
if (SDL_tolower((unsigned char)*a++) == SDL_tolower((unsigned char)*b++)) {
++matchlen;
} else {
break;
}
}
return matchlen;
}
char *SDL_CreateJoystickName(Uint16 vendor, Uint16 product, const char *vendor_name, const char *product_name)
{
static struct
{
const char *prefix;
const char *replacement;
} replacements[] = {
{ "ASTRO Gaming", "ASTRO" },
{ "Bensussen Deutsch & Associates,Inc.(BDA)", "BDA" },
{ "Guangzhou Chicken Run Network Technology Co., Ltd.", "GameSir" },
{ "HORI CO.,LTD", "HORI" },
{ "HORI CO.,LTD.", "HORI" },
{ "Mad Catz Inc.", "Mad Catz" },
{ "Nintendo Co., Ltd.", "Nintendo" },
{ "NVIDIA Corporation ", "" },
{ "Performance Designed Products", "PDP" },
{ "QANBA USA, LLC", "Qanba" },
{ "QANBA USA,LLC", "Qanba" },
{ "Unknown ", "" },
};
const char *custom_name;
char *name;
size_t i, len;
custom_name = GuessControllerName(vendor, product);
const char *custom_name = GuessControllerName(vendor, product);
if (custom_name) {
return SDL_strdup(custom_name);
}
if (!vendor_name) {
vendor_name = "";
}
if (!product_name) {
product_name = "";
}
while (*vendor_name == ' ') {
++vendor_name;
}
while (*product_name == ' ') {
++product_name;
}
if (*vendor_name && *product_name) {
len = (SDL_strlen(vendor_name) + 1 + SDL_strlen(product_name) + 1);
name = (char *)SDL_malloc(len);
if (name) {
(void)SDL_snprintf(name, len, "%s %s", vendor_name, product_name);
}
} else if (*product_name) {
name = SDL_strdup(product_name);
} else if (vendor || product) {
// Couldn't find a controller name, try to give it one based on device type
switch (SDL_GetGamepadTypeFromVIDPID(vendor, product, NULL, true)) {
case SDL_GAMEPAD_TYPE_XBOX360:
name = SDL_strdup("Xbox 360 Controller");
break;
case SDL_GAMEPAD_TYPE_XBOXONE:
name = SDL_strdup("Xbox One Controller");
break;
case SDL_GAMEPAD_TYPE_PS3:
name = SDL_strdup("PS3 Controller");
break;
case SDL_GAMEPAD_TYPE_PS4:
name = SDL_strdup("PS4 Controller");
break;
case SDL_GAMEPAD_TYPE_PS5:
name = SDL_strdup("DualSense Wireless Controller");
break;
case SDL_GAMEPAD_TYPE_NINTENDO_SWITCH_PRO:
name = SDL_strdup("Nintendo Switch Pro Controller");
break;
default:
len = (6 + 1 + 6 + 1);
name = (char *)SDL_malloc(len);
if (name) {
(void)SDL_snprintf(name, len, "0x%.4x/0x%.4x", vendor, product);
}
break;
}
} else {
name = SDL_strdup("Controller");
}
if (!name) {
return NULL;
}
// Trim trailing whitespace
for (len = SDL_strlen(name); (len > 0 && name[len - 1] == ' '); --len) {
// continue
}
name[len] = '\0';
// Compress duplicate spaces
for (i = 0; i < (len - 1);) {
if (name[i] == ' ' && name[i + 1] == ' ') {
SDL_memmove(&name[i], &name[i + 1], (len - i));
--len;
} else {
++i;
}
}
// Perform any manufacturer replacements
for (i = 0; i < SDL_arraysize(replacements); ++i) {
size_t prefixlen = SDL_strlen(replacements[i].prefix);
if (SDL_strncasecmp(name, replacements[i].prefix, prefixlen) == 0) {
size_t replacementlen = SDL_strlen(replacements[i].replacement);
if (replacementlen <= prefixlen) {
SDL_memcpy(name, replacements[i].replacement, replacementlen);
SDL_memmove(name + replacementlen, name + prefixlen, (len - prefixlen) + 1);
len -= (prefixlen - replacementlen);
} else {
// FIXME: Need to handle the expand case by reallocating the string
}
break;
}
}
/* Remove duplicate manufacturer or product in the name
* e.g. Razer Razer Raiju Tournament Edition Wired
*/
for (i = 1; i < (len - 1); ++i) {
int matchlen = PrefixMatch(name, &name[i]);
while (matchlen > 0) {
if (name[matchlen] == ' ' || name[matchlen] == '-') {
SDL_memmove(name, name + matchlen + 1, len - matchlen);
break;
}
--matchlen;
}
if (matchlen > 0) {
// We matched the manufacturer's name and removed it
break;
}
}
return name;
return SDL_CreateDeviceName(vendor, product, vendor_name, product_name);
}
SDL_GUID SDL_CreateJoystickGUID(Uint16 bus, Uint16 vendor, Uint16 product, Uint16 version, const char *vendor_name, const char *product_name, Uint8 driver_signature, Uint8 driver_data)