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Merge branch 'dirCache'

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This commit is contained in:
Mahyar Koshkouei
2017-02-22 15:58:59 +00:00
parent ff54a37930 b7efc57b1a
commit 8c0da77677
3 changed files with 148 additions and 82 deletions
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2
include/dr_libs

Submodule include/dr_libs updated: 9b86194035...6fb1f8a9f8

213
source/main.c
View File

@@ -51,10 +51,10 @@ void playbackWatchdog(void* infoIn)
{
svcWaitSynchronization(*info->errInfo->failEvent, U64_MAX);
svcClearEvent(*info->errInfo->failEvent);
consoleSelect(info->screen);
if(*info->errInfo->error != 0)
{
consoleSelect(info->screen);
printf("Error %d: %s", *info->errInfo->error,
ctrmus_strerror(*info->errInfo->error));
@@ -116,6 +116,81 @@ static int changeFile(const char* ep_file, struct playbackInfo_t* playbackInfo)
return 0;
}
static int cmpstringp(const void *p1, const void *p2)
{
/* The actual arguments to this function are "pointers to
pointers to char", but strcmp(3) arguments are "pointers
to char", hence the following cast plus dereference */
return strcasecmp(* (char * const *) p1, * (char * const *) p2);
}
/**
* Store the list of files and folders in current director to an array.
*/
static int getDir(struct dirList_t* dirList)
{
DIR *dp;
struct dirent *ep;
int fileNum = 0;
int dirNum = 0;
char* wd = getcwd(NULL, 0);
if(wd == NULL)
goto out;
/* Clear strings */
for(int i = 0; i < dirList->dirNum; i++)
free(dirList->directories[i]);
for(int i = 0; i < dirList->fileNum; i++)
free(dirList->files[i]);
free(dirList->currentDir);
if((dirList->currentDir = strdup(wd)) == NULL)
puts("Failure");
if((dp = opendir(wd)) == NULL)
goto out;
while((ep = readdir(dp)) != NULL)
{
if(ep->d_type == DT_DIR)
{
/* Add more space for another pointer to a dirent struct */
dirList->directories = realloc(dirList->directories, (dirNum + 1) * sizeof(char*));
if((dirList->directories[dirNum] = strdup(ep->d_name)) == NULL)
puts("Failure");
dirNum++;
continue;
}
/* Add more space for another pointer to a dirent struct */
dirList->files = realloc(dirList->files, (fileNum + 1) * sizeof(char*));
if((dirList->files[fileNum] = strdup(ep->d_name)) == NULL)
puts("Failure");
fileNum++;
}
qsort(&dirList->files[0], fileNum, sizeof(char *), cmpstringp);
qsort(&dirList->directories[0], dirNum, sizeof(char *), cmpstringp);
dirList->dirNum = dirNum;
dirList->fileNum = fileNum;
if(closedir(dp) != 0)
goto out;
out:
free(wd);
return fileNum + dirNum;
}
/**
* List current directory.
*
@@ -124,30 +199,22 @@ static int changeFile(const char* ep_file, struct playbackInfo_t* playbackInfo)
* \param select File to show as selected. Must be > 0.
* \return Number of entries listed or negative on error.
*/
static int listDir(int from, int max, int select)
static int listDir(int from, int max, int select, struct dirList_t dirList)
{
DIR *dp;
struct dirent *ep;
int fileNum = 0;
int listed = 0;
char* wd = getcwd(NULL, 0);
if(wd == NULL)
goto err;
consoleClear();
printf("Dir: %.33s\n", wd);
if((dp = opendir(wd)) == NULL)
goto err;
printf("\033[0;0H");
printf("Dir: %.33s\n", dirList.currentDir);
if(from == 0)
{
printf("%c../\n", select == 0 ? '>' : ' ');
printf("\33[2K%c../\n", select == 0 ? '>' : ' ');
listed++;
max--;
}
while((ep = readdir(dp)) != NULL)
while(dirList.fileNum + dirList.dirNum > fileNum)
{
fileNum++;
@@ -156,26 +223,28 @@ static int listDir(int from, int max, int select)
listed++;
printf("%c%s%.37s%s\n",
select == fileNum ? '>' : ' ',
ep->d_type == DT_DIR ? "\x1b[34;1m" : "",
ep->d_name,
ep->d_type == DT_DIR ? "/\x1b[0m" : "");
if(dirList.dirNum >= fileNum)
{
printf("\33[2K%c\x1b[34;1m%.37s/\x1b[0m\n",
select == fileNum ? '>' : ' ',
dirList.directories[fileNum - 1]);
}
/* fileNum must be referring to a file instead of a directory. */
if(dirList.dirNum < fileNum)
{
printf("\33[2K%c%.37s\n",
select == fileNum ? '>' : ' ',
dirList.files[fileNum - dirList.dirNum - 1]);
}
if(fileNum == max + from)
break;
}
if(closedir(dp) != 0)
goto err;
out:
free(wd);
return listed;
err:
listed = -1;
goto out;
}
/**
@@ -218,7 +287,8 @@ int main(int argc, char **argv)
struct watchdogInfo watchdogInfoIn;
struct errInfo_t errInfo;
struct playbackInfo_t playbackInfo;
volatile int error = 0;
volatile int error = 0;
struct dirList_t dirList = {NULL, 0, NULL, 0, NULL};
gfxInitDefault();
sdmcInit();
@@ -241,7 +311,15 @@ int main(int argc, char **argv)
chdir(DEFAULT_DIR);
chdir("MUSIC");
if(listDir(from, MAX_LIST, 0) < 0)
/* TODO: Not actually possible to get less than 0 */
if(getDir(&dirList) < 0)
{
puts("Unable to obtain directory information");
goto err;
}
if(listDir(from, MAX_LIST, 0, dirList) < 0)
{
err_print("Unable to list directory.");
goto err;
@@ -329,7 +407,7 @@ int main(int argc, char **argv)
if(fileMax - fileNum > 26 && from != 0)
from--;
if(listDir(from, MAX_LIST, fileNum) < 0)
if(listDir(from, MAX_LIST, fileNum, dirList) < 0)
err_print("Unable to list directory.");
}
@@ -343,7 +421,7 @@ int main(int argc, char **argv)
from < fileMax - MAX_LIST)
from++;
if(listDir(from, MAX_LIST, fileNum) < 0)
if(listDir(from, MAX_LIST, fileNum, dirList) < 0)
err_print("Unable to list directory.");
}
@@ -359,6 +437,7 @@ int main(int argc, char **argv)
fileNum -= skip;
/* 26 is the maximum number of entries that can be printed */
/* TODO: Not using MAX_LIST here? */
if(fileMax - fileNum > 26 && from != 0)
{
from -= skip;
@@ -366,7 +445,7 @@ int main(int argc, char **argv)
from = 0;
}
if(listDir(from, MAX_LIST, fileNum) < 0)
if(listDir(from, MAX_LIST, fileNum, dirList) < 0)
err_print("Unable to list directory.");
}
@@ -389,7 +468,7 @@ int main(int argc, char **argv)
from = fileMax - MAX_LIST;
}
if(listDir(from, MAX_LIST, fileNum) < 0)
if(listDir(from, MAX_LIST, fileNum, dirList) < 0)
err_print("Unable to list directory.");
}
@@ -401,12 +480,13 @@ int main(int argc, char **argv)
((kDown & KEY_A) && (from == 0 && fileNum == 0)))
{
chdir("..");
consoleClear();
fileMax = getDir(&dirList);
fileNum = 0;
from = 0;
fileMax = getNumberFiles();
if(listDir(from, MAX_LIST, fileNum) < 0)
if(listDir(from, MAX_LIST, fileNum, dirList) < 0)
err_print("Unable to list directory.");
continue;
@@ -414,54 +494,27 @@ int main(int argc, char **argv)
if(kDown & KEY_A)
{
int audioFileNum = 0;
DIR *dp;
struct dirent *ep;
dp = opendir(".");
if(dp != NULL)
if(dirList.dirNum >= fileNum)
{
while((ep = readdir(dp)) != NULL)
{
if(audioFileNum == fileNum - 1)
break;
chdir(dirList.directories[fileNum - 1]);
consoleClear();
fileMax = getDir(&dirList);
fileNum = 0;
from = 0;
audioFileNum++;
}
if(ep->d_type == DT_DIR)
{
/* file not allocated yet, so no need to clear it */
if(chdir(ep->d_name) != 0)
err_print("chdir");
fileNum = 0;
from = 0;
fileMax = getNumberFiles();
if(listDir(from, MAX_LIST, fileNum) < 0)
err_print("Unable to list directory.");
closedir(dp);
continue;
}
consoleSelect(&topScreen);
changeFile(ep->d_name, &playbackInfo);
consoleSelect(&bottomScreen);
if(closedir(dp) != 0)
err_print("Closing directory failed.");
if(listDir(from, MAX_LIST, fileNum, dirList) < 0)
err_print("Unable to list directory.");
continue;
}
if(dirList.dirNum < fileNum)
{
consoleSelect(&topScreen);
changeFile(dirList.files[fileNum - dirList.dirNum - 1], &playbackInfo);
continue;
}
else
err_print("Unable to open directory.");
}
}
#ifdef DEBUG
consoleSelect(&topScreen);
printf("\rNum: %d, Max: %d, from: %d ", fileNum, fileMax, from);
consoleSelect(&bottomScreen);
#endif
out:
puts("Exiting...");

15
source/main.h
View File

@@ -7,6 +7,8 @@
* LICENSE file.
*/
#include <3ds.h>
#ifndef ctrmus_main_h
#define ctrmus_main_h
@@ -14,7 +16,7 @@
#define DEFAULT_DIR "sdmc:/"
/* Maximum number of lines that can be displayed */
#define MAX_LIST 27
#define MAX_LIST 28
struct watchdogInfo
{
@@ -22,6 +24,17 @@ struct watchdogInfo
struct errInfo_t* errInfo;
};
struct dirList_t
{
char** files;
int fileNum;
char** directories;
int dirNum;
char* currentDir;
};
/**
* Allows the playback thread to return any error messages that it may
* encounter.