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linapple-pie/src/DiskFTP.cpp

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/*
////////////////////////////////////////////////////////////////////////////
//////////// Choose disk image for given slot number? ////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
//// Adapted for linapple - apple][ emulator for Linux by beom beotiger Nov 2007 /////
///////////////////////////////////////////////////////////////////////////////////////
// Original source from one of Brain Games (http://www.braingames.getput.com)
// game Super Transball 2.(http://www.braingames.getput.com/stransball2/default.asp)
//
// Brain Games crew creates brilliant retro-remakes! Please visit their site to find out more.
//
*/
/* March 2012 AD by Krez, Beom Beotiger */
#include "stdafx.h"
# include <string.h>
#include <stddef.h>
#ifndef _WIN32
//#include <sys/types.h>
#include <sys/stat.h>
//#include <dirent.h>
#endif
#include <time.h>
#include "list.h"
#include "DiskFTP.h"
#include "ftpparse.h"
// how many file names we are able to see at once!
#define FILES_IN_SCREEN 21
// delay after key pressed (in milliseconds??)
#define KEY_DELAY 25
// define time when cache ftp dir.listing must be refreshed
#define RENEW_TIME 24*3600
char * md5str (const char *input); // forward declaration of md5str func
TCHAR g_sFTPDirListing[512] = TEXT("cache/ftp."); // name for FTP-directory listing
////////////////////////////////////////////////////////////////////////////////////////
int getstatFTP(struct ftpparse *fp, int * size)
{
// gets file status and returns: 0 - special or error, 1 - file is a directory, 2 - file is a normal file
// In: fp - ftpparse struct ftom ftpparse.h
if(!fp->namelen) return 0;
if(fp->flagtrycwd == 1) return 1; // can CWD, it is dir then
if(fp->flagtryretr == 1) { // we're able to RETR, it's a file then?!
if(size != NULL) *size = (int)(fp->size / 1024);
return 2;
}
return 0;
}
////////////////////////////////////////////////////////////////////////////////////////
bool ChooseAnImageFTP(int sx,int sy, char *ftp_dir, int slot, char **filename, bool *isdir, int *index_file)
{
/* Parameters:
sx, sy - window size,
ftp_dir - what FTP directory to use,
slot - in what slot should an image go (common: #6 for 5.25' 140Kb floppy disks, and #7 for hard-disks).
slot #5 - for 800Kb floppy disks, but we do not use them in Apple][?
(They are as a rule with .2mg extension)
index_file - from which file we should start cursor (should be static and 0 when changing dir)
Out: filename - chosen file name (or dir name)
isdir - if chosen name is a directory
*/
double facx = double(g_ScreenWidth) / double(SCREEN_WIDTH);
double facy = double(g_ScreenHeight) / double(SCREEN_HEIGHT);
SDL_Surface *my_screen; // for background
struct ftpparse FTP_PARSE; // for parsing ftp directories
#ifndef _WIN32
struct stat info;
#endif
if(font_sfc == NULL)
if(!fonts_initialization()) return false; //if we don't have a fonts, we just can do none
char tmpstr[512];
char ftpdirpath [MAX_PATH];
snprintf(ftpdirpath, MAX_PATH, "%s/%s%s", g_sFTPLocalDir, g_sFTPDirListing, md5str(ftp_dir)); // get path for FTP dir listing
// printf("Dir: %s, MD5(dir)=%s\n",ftp_dir,ftpdirpath);
List<char> files; // our files
List<char> sizes; // and their sizes (or 'dir' for directories)
int act_file; // current file
int first_file; // from which we output files
char ch = 0;
// prepare screen
SDL_Surface *tempSurface;
if(!g_WindowResized) {
if(g_nAppMode == MODE_LOGO) tempSurface = g_hLogoBitmap; // use logobitmap
else tempSurface = g_hDeviceBitmap;
}
else tempSurface = g_origscreen;
my_screen = SDL_CreateRGBSurface(SDL_SWSURFACE, tempSurface->w, tempSurface->h, tempSurface->format->BitsPerPixel, 0, 0, 0, 0);
if(tempSurface->format->palette && my_screen->format->palette)
SDL_SetColors(my_screen, tempSurface->format->palette->colors,
0, tempSurface->format->palette->ncolors);
surface_fader(my_screen, 0.2F, 0.2F, 0.2F, -1, 0); // fade it out to 20% of normal
SDL_BlitSurface(tempSurface, NULL, my_screen, NULL);
SDL_BlitSurface(my_screen, NULL, screen, NULL); // show background
// ch = 0;
#define NORMAL_LENGTH 60
if(strlen(ftp_dir) > NORMAL_LENGTH) { ch = ftp_dir[NORMAL_LENGTH]; ftp_dir[NORMAL_LENGTH] = 0;} //cut-off too long string
font_print_centered(sx/2 ,5 * facy , ftp_dir, screen, 1.5 * facx, 1.3 * facy);
if(ch) ftp_dir[NORMAL_LENGTH] = ch; //restore cut-off char
font_print_centered(sx/2,20 * facy, "Connecting to FTP server... Please wait.", screen, 1 * facx, 1 * facy);
SDL_Flip(screen); // show the screen
bool OKI;
#ifndef _WIN32
if(stat(ftpdirpath,&info) == 0 && info.st_mtime > time(NULL) - RENEW_TIME) {
OKI = false; // use this file
}
else {
OKI = ftp_get(ftp_dir, ftpdirpath); // get ftp dir listing
}
#else
// in WIN32 let's use constant caching? -- need to be redone using file.mtime
if(GetFileAttributes(ftpdirpath) != DWORD(-1)) OKI = false;
else OKI = ftp_get(ftp_dir,ftpdirpath); // get ftp dir listing
#endif
if(OKI) { // error
printf("Failed getting FTP directory %s to %s\n",ftp_dir,ftpdirpath);
font_print_centered(sx/2,30 * facy, "Failure. Press any key!",screen, 1.4 * facx, 1.1 * facy);
SDL_Flip(screen); // show the screen
SDL_Delay(KEY_DELAY); // wait some time to be not too fast
//////////////////////////////////
// Wait for keypress
//////////////////////////////////
SDL_Event event; // event
Uint8 *keyboard; // key state
event.type = SDL_QUIT;
while(event.type != SDL_KEYDOWN) { // wait for key pressed
SDL_Delay(100);
SDL_PollEvent(&event);
}
SDL_FreeSurface(my_screen);
return false;
}
FILE *fdir = fopen(ftpdirpath,"r");
char *tmp;
int i,j, B, N; // for cycles, beginning and end of list
// build prev dir
if(strcmp(ftp_dir, "ftp://")) {
tmp = new char[3];
strcpy(tmp, "..");
files.Add(tmp);
tmp = new char[5];
strcpy(tmp, "<UP>");
sizes.Add(tmp); // add sign of directory
B = 1;
}
else B = 0; // for sorting dirs
while (tmp = fgets(tmpstr,512,fdir)) // first looking for directories
{
// clear and then try to fill in FTP_PARSE struct
memset(&FTP_PARSE,0,sizeof(FTP_PARSE));
ftpparse(&FTP_PARSE, tmp, strlen(tmp));
int what = getstatFTP(&FTP_PARSE, NULL);
if (strlen(FTP_PARSE.name) > 0 && what == 1) // is directory!
{
tmp = new char[strlen(FTP_PARSE.name)+1]; // add entity to list
strcpy(tmp, FTP_PARSE.name);
files.Add(tmp);
tmp = new char[6];
strcpy(tmp, "<DIR>");
sizes.Add(tmp); // add sign of directory
} /* if */
}
// sort directories. Please, don't laugh at my bubble sorting - it the simplest thing I've ever seen --bb
if(files.Length() > 2)
{
N = files.Length() - 1;
// B = 1; - defined above
for(i = N; i > B; i--)
for(j = B; j < i; j++)
if(strcasecmp(files[j], files[j + 1]) > 0)
{
files.Swap(j,j + 1);
sizes.Swap(j,j + 1);
}
}
B = files.Length(); // start for files
(void) rewind (fdir); // to the start
// now get all regular files
while (tmp = fgets(tmpstr,512,fdir))
{
int fsize;
// clear and then try to fill in FTP_PARSE struct
memset(&FTP_PARSE,0,sizeof(FTP_PARSE));
ftpparse(&FTP_PARSE, tmp, strlen(tmp));
if ((getstatFTP(&FTP_PARSE, &fsize) == 2)) // is normal file!
{
tmp = new char[strlen(FTP_PARSE.name)+1]; // add this entity to list
strcpy(tmp, FTP_PARSE.name);
files.Add(tmp);
tmp = new char[10]; // 1400000KB
snprintf(tmp, 9, "%dKB", fsize);
sizes.Add(tmp); // add this size to list
} /* if */
}
(void) fclose (fdir);
// do sorting for files
if(files.Length() > 2 && B < files.Length())
{
N = files.Length() - 1;
// B = 1;
for(i = N; i > B; i--)
for(j = B; j < i; j++)
if(strcasecmp(files[j], files[j + 1]) > 0)
{
files.Swap(j,j + 1);
sizes.Swap(j,j + 1);
}
}
// Count out cursor position and file number output
act_file = *index_file;
if(act_file >= files.Length()) act_file = 0; // cannot be more than files in list
first_file = act_file - (FILES_IN_SCREEN / 2);
if (first_file < 0) first_file = 0; // cannot be negativ...
// Show all directories (first) and files then
// char *tmp;
char *siz;
// int i;
while(true)
{
SDL_BlitSurface(my_screen, NULL, screen, NULL); // show background
font_print_centered(sx/2 ,5 * facy , ftp_dir, screen, 1.5 * facx, 1.3 * facy);
if (slot == 6) font_print_centered(sx/2,20 * facy,"Choose image for floppy 140KB drive", screen, 1 * facx, 1 * facy);
else
if (slot == 7) font_print_centered(sx/2,20 * facy,"Choose image for Hard Disk", screen, 1 * facx, 1 * facy);
else
if (slot == 5) font_print_centered(sx/2,20 * facy,"Choose image for floppy 800KB drive", screen, 1 * facx, 1 * facy);
else
if (slot == 1) font_print_centered(sx/2,20 * facy,"Select file name for saving snapshot", screen, 1 * facx, 1 * facy);
else
if (slot == 0) font_print_centered(sx/2,20 * facy,"Select snapshot file name for loading", screen, 1 * facx, 1 * facy);
font_print_centered(sx/2,30 * facy, "Press ENTER to choose, or ESC to cancel",screen, 1.4 * facx, 1.1 * facy);
files.Rewind(); // from start
sizes.Rewind();
i = 0;
// printf("We've printed some messages, go to file list!\n");
// show all fetched dirs and files
// topX of first fiel visible
int TOPX = 45 * facy;
while(files.Iterate(tmp)) {
sizes.Iterate(siz); // also fetch size string
if (i >= first_file && i < first_file + FILES_IN_SCREEN)
{ // FILES_IN_SCREEN items on screen
// char tmp2[80],tmp3[256];
if (i == act_file) { // show item under cursor (in inverse mode)
SDL_Rect r;
r.x= 2;
r.y= TOPX + (i-first_file) * 15 * facy - 1;
if(strlen(tmp) > 46) r.w = 46 * 6 * 1.7 * facx + 2;
else r.w= strlen(tmp) * 6 * 1.7 * facx + 2; // 6- FONT_SIZE_X
r.h= 9 * 1.5 * facy;
SDL_FillRect(screen, &r, SDL_MapRGB(screen->format,255,0,0));// in RED
} /* if */
// print file name with enlarged font
ch = 0;
if(strlen(tmp) > 46) { ch = tmp[46]; tmp[46] = 0;} //cut-off too long string
font_print(4, TOPX + (i - first_file) * 15 * facy, tmp, screen, 1.7 * facx, 1.5 * facy); // show name
font_print(sx - 70*facx, TOPX + (i - first_file) * 15 * facy, siz, screen, 1.7 * facx, 1.5 * facy);// show info (dir or size)
if(ch) tmp[46] = ch; //restore cut-off char
} /* if */
i++; // next item
} /* while */
/////////////////////////////////////////////////////////////////////////////////////////////
// draw rectangles
rectangle(screen, 0, TOPX - 5, g_ScreenWidth, 320 * facy, SDL_MapRGB(screen->format, 255, 255, 255));
rectangle(screen, 480 * facx, TOPX - 5, 0, 320 * facy, SDL_MapRGB(screen->format, 255, 255, 255));
SDL_Flip(screen); // show the screen
SDL_Delay(KEY_DELAY); // wait some time to be not too fast
//////////////////////////////////
// Wait for keypress
//////////////////////////////////
SDL_Event event; // event
Uint8 *keyboard; // key state
event.type = SDL_QUIT;
while(event.type != SDL_KEYDOWN) { // wait for key pressed
SDL_Delay(10);
SDL_PollEvent(&event);
}
// control cursor
keyboard = SDL_GetKeyState(NULL); // get current state of pressed (and not pressed) keys
if (keyboard[SDLK_UP] || keyboard[SDLK_LEFT]) {
if (act_file>0) act_file--; // up one position
if (act_file<first_file) first_file=act_file;
} /* if */
if (keyboard[SDLK_DOWN] || keyboard[SDLK_RIGHT]) {
if (act_file < (files.Length() - 1)) act_file++;
if (act_file >= (first_file + FILES_IN_SCREEN)) first_file=act_file - FILES_IN_SCREEN + 1;
} /* if */
if (keyboard[SDLK_PAGEUP]) {
act_file-=FILES_IN_SCREEN;
if (act_file<0) act_file=0;
if (act_file<first_file) first_file=act_file;
} /* if */
if (keyboard[SDLK_PAGEDOWN]) {
act_file+=FILES_IN_SCREEN;
if (act_file>=files.Length()) act_file=(files.Length()-1);
if (act_file>=(first_file+FILES_IN_SCREEN)) first_file=act_file-FILES_IN_SCREEN + 1;
} /* if */
// choose an item?
if (keyboard[SDLK_RETURN]) {
// dup string from selected file name
*filename = strdup(php_trim(files[act_file],strlen(files[act_file])));
// printf("files[act_file]=%s, *filename=%s\n\n", files[act_file], *filename);
if(!strcmp(sizes[act_file], "<DIR>") || !strcmp(sizes[act_file], "<UP>"))
*isdir = true;
else *isdir = false; // this is directory (catalog in Apple][ terminology)
*index_file = act_file; // remember current index
files.Delete();
sizes.Delete();
SDL_FreeSurface(my_screen);
return true;
} /* if */
if (keyboard[SDLK_ESCAPE]) {
files.Delete();
sizes.Delete();
SDL_FreeSurface(my_screen);
return false; // ESC has been pressed
} /* if */
if (keyboard[SDLK_HOME]) { // HOME?
act_file=0;
first_file=0;
} /* if */
if (keyboard[SDLK_END]) { // END?
act_file=files.Length() - 1; // go to the last possible file in list
first_file=act_file - FILES_IN_SCREEN + 1;
if(first_file < 0) first_file = 0;
} /* if */
}
} /* ChooseAnImageFTP */
/* md5.c - an implementation of the MD5 algorithm and MD5 crypt */
/* See RFC 1321 for a description of the MD5 algorithm.
*/
#define cpu_to_le32(x) (x)
#define le32_to_cpu(x) cpu_to_le32(x)
typedef unsigned int UINT4;
/* F, G, H and I are basic MD5 functions.
*/
#define F(x, y, z) (((x) & (y)) | ((~x) & (z)))
#define G(x, y, z) (((x) & (z)) | ((y) & (~z)))
#define H(x, y, z) ((x) ^ (y) ^ (z))
#define I(x, y, z) ((y) ^ ((x) | (~z)))
/* ROTATE_LEFT rotates x left n bits.
*/
#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x >> (32 - (n)))))
static UINT4 md5_initstate[4] =
{
0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476
};
static char s1[4] = { 7, 12, 17, 22 };
static char s2[4] = { 5, 9, 14, 20 };
static char s3[4] = { 4, 11, 16, 23 };
static char s4[4] = { 6, 10, 15, 21 };
static UINT4 T[64] =
{
0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee,
0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501,
0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821,
0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa,
0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8,
0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed,
0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a,
0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c,
0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05,
0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665,
0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039,
0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1,
0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391
};
static UINT4 state[4];
static unsigned int length;
static unsigned char buffer[64];
static void
md5_transform (const unsigned char block[64])
{
int i, j;
UINT4 a,b,c,d,tmp;
const UINT4 *x = (UINT4 *) block;
a = state[0];
b = state[1];
c = state[2];
d = state[3];
/* Round 1 */
for (i = 0; i < 16; i++)
{
tmp = a + F (b, c, d) + le32_to_cpu (x[i]) + T[i];
tmp = ROTATE_LEFT (tmp, s1[i & 3]);
tmp += b;
a = d; d = c; c = b; b = tmp;
}
/* Round 2 */
for (i = 0, j = 1; i < 16; i++, j += 5)
{
tmp = a + G (b, c, d) + le32_to_cpu (x[j & 15]) + T[i+16];
tmp = ROTATE_LEFT (tmp, s2[i & 3]);
tmp += b;
a = d; d = c; c = b; b = tmp;
}
/* Round 3 */
for (i = 0, j = 5; i < 16; i++, j += 3)
{
tmp = a + H (b, c, d) + le32_to_cpu (x[j & 15]) + T[i+32];
tmp = ROTATE_LEFT (tmp, s3[i & 3]);
tmp += b;
a = d; d = c; c = b; b = tmp;
}
/* Round 4 */
for (i = 0, j = 0; i < 16; i++, j += 7)
{
tmp = a + I (b, c, d) + le32_to_cpu (x[j & 15]) + T[i+48];
tmp = ROTATE_LEFT (tmp, s4[i & 3]);
tmp += b;
a = d; d = c; c = b; b = tmp;
}
state[0] += a;
state[1] += b;
state[2] += c;
state[3] += d;
}
static void
md5_init(void)
{
memcpy ((char *) state, (char *) md5_initstate, sizeof (md5_initstate));
length = 0;
}
static void
md5_update (const char *input, int inputlen)
{
int buflen = length & 63;
length += inputlen;
if (buflen + inputlen < 64)
{
memcpy (buffer + buflen, input, inputlen);
buflen += inputlen;
return;
}
memcpy (buffer + buflen, input, 64 - buflen);
md5_transform (buffer);
input += 64 - buflen;
inputlen -= 64 - buflen;
while (inputlen >= 64)
{
md5_transform ((unsigned char*)input);
input += 64;
inputlen -= 64;
}
memcpy (buffer, input, inputlen);
buflen = inputlen;
}
static unsigned char *
md5_final()
{
int i, buflen = length & 63;
buffer[buflen++] = 0x80;
memset (buffer+buflen, 0, 64 - buflen);
if (buflen > 56)
{
md5_transform (buffer);
memset (buffer, 0, 64);
buflen = 0;
}
*(UINT4 *) (buffer + 56) = cpu_to_le32 (8 * length);
*(UINT4 *) (buffer + 60) = 0;
md5_transform (buffer);
for (i = 0; i < 4; i++)
state[i] = cpu_to_le32 (state[i]);
return (unsigned char *) state;
}
static char *
md5 (const char *input)
{
md5_init();
// memcpy ((char *) state, (char *) md5_initstate, sizeof (md5_initstate));
// length = 0;
md5_update (input, strlen (input));
return (char *)md5_final ();
}
char *
md5str (const char *input)
{
char result[16 * 3 +1];
unsigned char* digest = (unsigned char*)md5 (input);
int i;
for (i=0; i < 16; i++)
sprintf (result+2*i, "%02X", digest[i]);
return result;
}
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