int auto_set_defaults(int iDeviceIdx, const char *joySDLName)
{
FILE *pfIn;
m64p_handle pConfig = NULL;
const char *CfgFilePath = ConfigGetSharedDataFilepath(INI_FILE_NAME);
enum { E_NAME_SEARCH, E_NAME_FOUND, E_PARAM_READ } eParseState;
char *pchIni, *pchNextLine, *pchCurLine;
long iniLength;
int ControllersFound = 0;
int joyFoundScore = -1;
/* if we couldn't get a name (no joystick plugged in to given port), then return with a failure */
if (joySDLName == NULL)
return 0;
/* if we couldn't find the shared data file, dump an error and return */
if (CfgFilePath == NULL || strlen(CfgFilePath) < 1)
{
DebugMessage(M64MSG_ERROR, "Couldn't find config file '%s'", INI_FILE_NAME);
return 0;
}
/* read the input auto-config .ini file */
pfIn = fopen(CfgFilePath, "rb");
if (pfIn == NULL)
{
DebugMessage(M64MSG_ERROR, "Couldn't open config file '%s'", CfgFilePath);
return 0;
}
fseek(pfIn, 0L, SEEK_END);
iniLength = ftell(pfIn);
fseek(pfIn, 0L, SEEK_SET);
if (iniLength < 0) {
DebugMessage(M64MSG_ERROR, "Couldn't get size of config file '%s'", CfgFilePath);
fclose(pfIn);
return 0;
}
pchIni = (char *) malloc(iniLength + 1);
if (pchIni == NULL)
{
DebugMessage(M64MSG_ERROR, "Couldn't allocate %li bytes for config file '%s'", iniLength, CfgFilePath);
fclose(pfIn);
return 0;
}
if (fread(pchIni, 1, iniLength, pfIn) != iniLength)
{
DebugMessage(M64MSG_ERROR, "File read failed for %li bytes of config file '%s'", iniLength, CfgFilePath);
free(pchIni);
fclose(pfIn);
return 0;
}
fclose(pfIn);
pchIni[iniLength] = 0;
/* parse the INI file, line by line */
DebugMessage(M64MSG_INFO, "Using auto-config file at: '%s'", CfgFilePath);
pchNextLine = pchIni;
eParseState = E_NAME_SEARCH;
while (pchNextLine != NULL && *pchNextLine != 0)
{
char *pivot = NULL;
int joyFound = 0;
/* set up character pointers */
pchCurLine = pchNextLine;
pchNextLine = strchr(pchNextLine, '\n');
if (pchNextLine != NULL)
*pchNextLine++ = 0;
pchCurLine = StripSpace(pchCurLine);
/* handle blank/comment lines */
if (strlen(pchCurLine) < 1 || *pchCurLine == ';' || *pchCurLine == '#')
continue;
/* handle section (joystick name in ini file) */
if (*pchCurLine == '[' && pchCurLine[strlen(pchCurLine)-1] == ']')
{
/* only switch to name search when some section body was identified since last header */
if (eParseState == E_PARAM_READ)
eParseState = E_NAME_SEARCH;
/* we need to look through the device name word by word to see if it matches the joySDLName that we're looking for */
pchCurLine[strlen(pchCurLine)-1] = 0;
joyFound = auto_compare_name(joySDLName, StripSpace(pchCurLine + 1));
/* if we found the right joystick, then open up the core config section to store parameters and set the 'device' param */
if (joyFound > joyFoundScore)
{
char SectionName[32];
ControllersFound = 0;
sprintf(SectionName, "AutoConfig%i", ControllersFound);
if (ConfigOpenSection(SectionName, &pConfig) != M64ERR_SUCCESS)
{
DebugMessage(M64MSG_ERROR, "auto_set_defaults(): Couldn't open config section '%s'", SectionName);
free(pchIni);
return 0;
}
eParseState = E_NAME_FOUND;
ControllersFound++;
ConfigSetParameter(pConfig, "device", M64TYPE_INT, &iDeviceIdx);
joyFoundScore = joyFound;
}
continue;
}
/* handle parameters */
pivot = strchr(pchCurLine, '=');
if (pivot != NULL)
{
/* if we haven't found the correct section yet, just skip this */
if (eParseState == E_NAME_SEARCH)
continue;
eParseState = E_PARAM_READ;
/* otherwise, store this parameter in the current active joystick config */
*pivot++ = 0;
pchCurLine = StripSpace(pchCurLine);
pivot = StripSpace(pivot);
if (strcasecmp(pchCurLine, "device") == 0)
{
int iVal = atoi(pivot);
ConfigSetParameter(pConfig, pchCurLine, M64TYPE_INT, &iVal);
}
else if (strcasecmp(pchCurLine, "plugged") == 0 || strcasecmp(pchCurLine, "mouse") == 0)
{
int bVal = (strcasecmp(pivot, "true") == 0);
ConfigSetParameter(pConfig, pchCurLine, M64TYPE_BOOL, &bVal);
}
else
{
ConfigSetParameter(pConfig, pchCurLine, M64TYPE_STRING, pivot);
}
continue;
}
/* handle keywords */
if (pchCurLine[strlen(pchCurLine)-1] == ':')
{
/* if we haven't found the correct section yet, just skip this */
if (eParseState == E_NAME_SEARCH)
continue;
eParseState = E_PARAM_READ;
/* otherwise parse the keyword */
if (strcmp(pchCurLine, "__NextController:") == 0)
{
char SectionName[32];
/* if there are no more N64 controller spaces left, then exit */
if (ControllersFound == 4)
{
free(pchIni);
return ControllersFound;
}
/* otherwise go to the next N64 controller */
sprintf(SectionName, "AutoConfig%i", ControllersFound);
if (ConfigOpenSection(SectionName, &pConfig) != M64ERR_SUCCESS)
{
DebugMessage(M64MSG_ERROR, "auto_set_defaults(): Couldn't open config section '%s'", SectionName);
free(pchIni);
return ControllersFound;
}
ControllersFound++;
ConfigSetParameter(pConfig, "device", M64TYPE_INT, &iDeviceIdx);
}
else
{
DebugMessage(M64MSG_ERROR, "Unknown keyword '%s' in %s", pchCurLine, INI_FILE_NAME);
}
continue;
}
/* unhandled line in .ini file */
DebugMessage(M64MSG_ERROR, "Invalid line in %s: '%s'", INI_FILE_NAME, pchCurLine);
}
if (joyFoundScore != -1)
{
/* we've finished parsing all parameters for the discovered input device, which is the last in the .ini file */
free(pchIni);
return ControllersFound;
}
free(pchIni);
return 0;
}
/* global functions */
int auto_set_defaults(int iDeviceIdx, const char *joySDLName)
{
FILE *pfIn;
m64p_handle pConfig = NULL;
const char *CfgFilePath = ConfigGetSharedDataFilepath(INI_FILE_NAME);
enum { E_NAME_SEARCH, E_NAME_FOUND, E_PARAM_READ } eParseState;
char *pchIni, *pchNextLine, *pchCurLine;
long iniLength;
int ControllersFound = 0;
/* if we couldn't get a name (no joystick plugged in to given port), then return with a failure */
if (joySDLName == NULL)
return 0;
/* if we couldn't find the shared data file, dump an error and return */
if (CfgFilePath == NULL || strlen(CfgFilePath) < 1)
{
DebugMessage(M64MSG_ERROR, "Couldn't find config file '%s'", INI_FILE_NAME);
return 0;
}
/* read the input auto-config .ini file */
pfIn = fopen(CfgFilePath, "rb");
if (pfIn == NULL)
{
DebugMessage(M64MSG_ERROR, "Couldn't open config file '%s'", CfgFilePath);
return 0;
}
fseek(pfIn, 0L, SEEK_END);
iniLength = ftell(pfIn);
fseek(pfIn, 0L, SEEK_SET);
pchIni = (char *) malloc(iniLength + 1);
if (pchIni == NULL)
{
DebugMessage(M64MSG_ERROR, "Couldn't allocate %li bytes for config file '%s'", iniLength, CfgFilePath);
fclose(pfIn);
return 0;
}
if (fread(pchIni, 1, iniLength, pfIn) != iniLength)
{
DebugMessage(M64MSG_ERROR, "File read failed for %li bytes of config file '%s'", iniLength, CfgFilePath);
free(pchIni);
fclose(pfIn);
return 0;
}
fclose(pfIn);
pchIni[iniLength] = 0;
/* parse the INI file, line by line */
pchNextLine = pchIni;
eParseState = E_NAME_SEARCH;
while (pchNextLine != NULL && *pchNextLine != 0)
{
char *pivot = NULL;
/* set up character pointers */
pchCurLine = pchNextLine;
pchNextLine = strchr(pchNextLine, '\n');
if (pchNextLine != NULL)
*pchNextLine++ = 0;
pchCurLine = StripSpace(pchCurLine);
/* handle blank/comment lines */
if (strlen(pchCurLine) < 1 || *pchCurLine == ';' || *pchCurLine == '#')
continue;
/* handle section (joystick name in ini file) */
if (*pchCurLine == '[' && pchCurLine[strlen(pchCurLine)-1] == ']')
{
char Word[64];
char *wordPtr;
int joyFound = 1;
if (eParseState == E_PARAM_READ)
{
/* we've finished parsing all parameters for the discovered input device */
free(pchIni);
return ControllersFound;
}
else if (eParseState == E_NAME_FOUND)
{
/* this is an equivalent device name to the one we're looking for (and found); keep looking for parameters */
continue;
}
/* we need to look through the device name word by word to see if it matches the joySDLName that we're looking for */
pchCurLine[strlen(pchCurLine)-1] = 0;
wordPtr = StripSpace(pchCurLine + 1);
/* first, if there is a preceding system name in this .ini device name, and the system matches, then strip out */
#if defined(__unix__)
if (strncmp(wordPtr, "Unix:", 5) == 0)
wordPtr = StripSpace(wordPtr + 5);
#endif
#if defined(__linux__)
if (strncmp(wordPtr, "Linux:", 6) == 0)
wordPtr = StripSpace(wordPtr + 6);
#endif
#if defined(__APPLE__)
if (strncmp(wordPtr, "OSX:", 4) == 0)
wordPtr = StripSpace(wordPtr + 4);
#endif
#if defined(WIN32)
if (strncmp(wordPtr, "Win32:", 6) == 0)
wordPtr = StripSpace(wordPtr + 6);
#endif
/* search in the .ini device name for all the words in the joystick name. If any are missing, then this is not the right joystick model */
while (wordPtr != NULL && strlen(wordPtr) > 0)
{
char *nextSpace = strchr(wordPtr, ' ');
if (nextSpace == NULL)
{
strncpy(Word, wordPtr, 63);
Word[63] = 0;
wordPtr = NULL;
}
else
{
int length = (int) (nextSpace - wordPtr);
if (length > 63) length = 63;
strncpy(Word, wordPtr, length);
Word[length] = 0;
wordPtr = nextSpace + 1;
}
printf("Word1: %s, Word2: %s\n", joySDLName, Word);fflush(stdout);
if (strstr(joySDLName, Word) == NULL)
joyFound = 0;
}
/* if we found the right joystick, then open up the core config section to store parameters and set the 'device' param */
if (joyFound)
{
char SectionName[32];
sprintf(SectionName, "AutoConfig%i", ControllersFound);
if (ConfigOpenSection(SectionName, &pConfig) != M64ERR_SUCCESS)
{
DebugMessage(M64MSG_ERROR, "auto_set_defaults(): Couldn't open config section '%s'", SectionName);
free(pchIni);
return 0;
}
eParseState = E_NAME_FOUND;
ControllersFound++;
DebugMessage(M64MSG_INFO, "Using auto-configuration for device '%s'", joySDLName);
ConfigSetParameter(pConfig, "device", M64TYPE_INT, &iDeviceIdx);
}
continue;
}
/* handle parameters */
pivot = strchr(pchCurLine, '=');
if (pivot != NULL)
{
/* if we haven't found the correct section yet, just skip this */
if (eParseState == E_NAME_SEARCH)
continue;
eParseState = E_PARAM_READ;
/* otherwise, store this parameter in the current active joystick config */
*pivot++ = 0;
pchCurLine = StripSpace(pchCurLine);
pivot = StripSpace(pivot);
if (strcasecmp(pchCurLine, "plugin") == 0 || strcasecmp(pchCurLine, "device") == 0)
{
int iVal = atoi(pivot);
ConfigSetParameter(pConfig, pchCurLine, M64TYPE_INT, &iVal);
}
else if (strcasecmp(pchCurLine, "plugged") == 0 || strcasecmp(pchCurLine, "mouse") == 0)
{
int bVal = (strcasecmp(pivot, "true") == 0);
ConfigSetParameter(pConfig, pchCurLine, M64TYPE_BOOL, &bVal);
}
else
{
ConfigSetParameter(pConfig, pchCurLine, M64TYPE_STRING, pivot);
}
continue;
}
/* handle keywords */
if (pchCurLine[strlen(pchCurLine)-1] == ':')
{
/* if we haven't found the correct section yet, just skip this */
if (eParseState == E_NAME_SEARCH)
continue;
/* otherwise parse the keyword */
if (strcmp(pchCurLine, "__NextController:") == 0)
{
char SectionName[32];
/* if there are no more N64 controller spaces left, then exit */
if (ControllersFound == 4)
{
free(pchIni);
return ControllersFound;
}
/* otherwise go to the next N64 controller */
sprintf(SectionName, "AutoConfig%i", ControllersFound);
if (ConfigOpenSection(SectionName, &pConfig) != M64ERR_SUCCESS)
{
DebugMessage(M64MSG_ERROR, "auto_set_defaults(): Couldn't open config section '%s'", SectionName);
free(pchIni);
return ControllersFound;
}
ControllersFound++;
DebugMessage(M64MSG_INFO, "Using auto-configuration for device '%s': %i controllers for this device", joySDLName, ControllersFound);
ConfigSetParameter(pConfig, "device", M64TYPE_INT, &iDeviceIdx);
}
else
{
DebugMessage(M64MSG_ERROR, "Unknown keyword '%s' in %s", pchCurLine, INI_FILE_NAME);
}
continue;
}
/* unhandled line in .ini file */
DebugMessage(M64MSG_ERROR, "Invalid line in %s: '%s'", INI_FILE_NAME, pchCurLine);
}
if (eParseState == E_PARAM_READ)
{
/* we've finished parsing all parameters for the discovered input device, which is the last in the .ini file */
free(pchIni);
return ControllersFound;
}
DebugMessage(M64MSG_INFO, "No auto-configuration found for device '%s'", joySDLName);
free(pchIni);
return 0;
}
static int auto_compare_name(const char *joySDLName, char *line)
{
char *wordPtr;
int joyFound = 1, joyFoundScore = 0;
char Word[64];
wordPtr = line;
/* first, if there is a preceding system name in this .ini device name, and the system matches, then strip out */
#if defined(__unix__)
if (strncmp(wordPtr, "Unix:", 5) == 0) {
wordPtr = StripSpace(wordPtr + 5);
joyFoundScore = 1;
}
#endif
#if defined(__linux__)
if (strncmp(wordPtr, "Linux:", 6) == 0) {
wordPtr = StripSpace(wordPtr + 6);
joyFoundScore = 1;
}
#endif
#if defined(__APPLE__)
if (strncmp(wordPtr, "OSX:", 4) == 0) {
wordPtr = StripSpace(wordPtr + 4);
joyFoundScore = 1;
}
#endif
#if defined(WIN32)
if (strncmp(wordPtr, "Win32:", 6) == 0) {
wordPtr = StripSpace(wordPtr + 6);
joyFoundScore = 1;
}
#if SDL_VERSION_ATLEAST(2,0,0)
else if (strncmp(wordPtr, "XInput:", 7) == 0) {
wordPtr = StripSpace(wordPtr + 7);
joyFoundScore = 2;
}
#endif
#endif
/* extra points if the section name is a perfect match */
if (strcmp(wordPtr, joySDLName) == 0)
joyFoundScore += 4;
/* search in the .ini device name for all the words in the joystick name. If any are missing, then this is not the right joystick model */
while (wordPtr != NULL && strlen(wordPtr) > 0)
{
/* skip over any preceding spaces */
while (*wordPtr == ' ')
wordPtr++;
if (*wordPtr == 0)
break;
/* search for the next space after the current word */
char *nextSpace = strchr(wordPtr, ' ');
if (nextSpace == NULL)
{
strncpy(Word, wordPtr, 63);
Word[63] = 0;
wordPtr = NULL;
}
else
{
int length = (int) (nextSpace - wordPtr);
if (length > 63) length = 63;
strncpy(Word, wordPtr, length);
Word[length] = 0;
wordPtr = nextSpace + 1;
}
if (strcasestr(joySDLName, Word) == NULL)
joyFound = 0;
else
joyFoundScore += 4;
}
if (joyFound)
return joyFoundScore;
else
return -1;
}
