/**
* Handle a call to opendir() made by JavaScript.
*
* opendir expects 1 parameter:
* 0: The name of the directory
* on success, opendir returns a result in |output| separated by \1:
* 0: "opendir"
* 1: the directory name
* 2: the index of the directory
* on failure, opendir returns an error string in |output|.
*
* @param[in] num_params The number of params in |params|.
* @param[in] params An array of strings, parameters to this function.
* @param[out] output A string to write informational function output to.
* @return An errorcode; 0 means success, anything else is a failure. */
int HandleOpendir(int num_params, char** params, char** output) {
#if defined(WIN32)
*output = PrintfToNewString("Error: Win32 does not support opendir.");
return 1;
#else
DIR* dir;
int dir_index;
const char* dirname;
if (num_params != 1) {
*output = PrintfToNewString("Error: opendir takes 1 parameter.");
return 1;
}
dirname = params[0];
dir = opendir(dirname);
if (!dir) {
*output = PrintfToNewString("Error: opendir returned a NULL DIR*.");
return 2;
}
dir_index = AddDirToMap(dir);
if (dir_index == -1) {
*output = PrintfToNewString(
"Error: Example only allows %d open dir handles.", MAX_OPEN_DIRS);
return 3;
}
*output = PrintfToNewString("opendir\1%s\1%d", dirname, dir_index);
return 0;
#endif
}
/**
* Handle a call to opendir() made by JavaScript.
*
* opendir expects 1 parameter:
* 0: The name of the directory
* on success, opendir returns a result in |output|:
* 0: "opendir"
* 1: the directory name
* 2: the index of the directory
* on failure, opendir returns an error string in |out_error|.
*/
int HandleOpendir(struct PP_Var params,
struct PP_Var* output,
const char** out_error) {
#if defined(WIN32)
*out_error = PrintfToNewString("Win32 does not support opendir");
return 1;
#else
CHECK_PARAM_COUNT(opendir, 1);
PARAM_STRING(0, dirname);
DIR* dir = opendir(dirname);
if (!dir) {
*out_error = PrintfToNewString("opendir returned a NULL DIR*");
return 1;
}
int dir_index = AddDirToMap(dir);
if (dir_index == -1) {
*out_error = PrintfToNewString("Example only allows %d open dir handles",
MAX_OPEN_DIRS);
return 1;
}
CREATE_RESPONSE(opendir);
RESPONSE_STRING(dirname);
RESPONSE_INT(dir_index);
return 0;
#endif
}
