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/* -*- c-basic-offset: 8 -*- |
/* -*- c-basic-offset: 8 -*- |
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rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
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Protocol services - RDP layer |
Protocol services - RDP layer |
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Copyright (C) Matthew Chapman 1999-2002 |
Copyright (C) Matthew Chapman 1999-2005 |
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This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
it under the terms of the GNU General Public License as published by |
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*/ |
*/ |
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#include <time.h> |
#include <time.h> |
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#include <errno.h> |
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#include <unistd.h> |
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#include "rdesktop.h" |
#include "rdesktop.h" |
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#ifdef HAVE_ICONV |
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#ifdef HAVE_ICONV_H |
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#include <iconv.h> |
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#endif |
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#ifndef ICONV_CONST |
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#define ICONV_CONST "" |
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#endif |
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#endif |
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extern uint16 g_mcs_userid; |
extern uint16 g_mcs_userid; |
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extern char g_username[16]; |
extern char g_username[64]; |
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extern char g_codepage[16]; |
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extern BOOL g_bitmap_compression; |
extern BOOL g_bitmap_compression; |
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extern BOOL g_orders; |
extern BOOL g_orders; |
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extern BOOL g_encryption; |
extern BOOL g_encryption; |
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extern BOOL g_desktop_save; |
extern BOOL g_desktop_save; |
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extern BOOL g_polygon_ellipse_orders; |
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extern BOOL g_use_rdp5; |
extern BOOL g_use_rdp5; |
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extern uint16 g_server_rdp_version; |
extern uint16 g_server_rdp_version; |
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extern uint32 g_rdp5_performanceflags; |
extern uint32 g_rdp5_performanceflags; |
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rdp_s = sec_recv(&rdpver); |
rdp_s = sec_recv(&rdpver); |
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if (rdp_s == NULL) |
if (rdp_s == NULL) |
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return NULL; |
return NULL; |
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if (rdpver != 3) |
if (rdpver == 0xff) |
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{ |
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g_next_packet = rdp_s->end; |
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*type = 0; |
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return rdp_s; |
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} |
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else if (rdpver != 3) |
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{ |
{ |
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/* rdp5_process should move g_next_packet ok */ |
/* rdp5_process should move g_next_packet ok */ |
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rdp5_process(rdp_s); |
rdp5_process(rdp_s); |
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void |
void |
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rdp_out_unistr(STREAM s, char *string, int len) |
rdp_out_unistr(STREAM s, char *string, int len) |
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{ |
{ |
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#ifdef HAVE_ICONV |
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size_t ibl = strlen(string), obl = len + 2; |
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static iconv_t iconv_h = (iconv_t)-1; |
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char *pin = string, *pout; |
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#ifdef B_ENDIAN |
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char ss[4096]; // FIXME: global MAX_BUF_SIZE macro need |
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pout = ss; |
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#else |
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pout = s->p; |
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#endif |
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memset(pout, 0, len + 4); |
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if (iconv_h == (iconv_t)-1) |
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{ |
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size_t i = 1, o = 4; |
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if ((iconv_h = iconv_open(WINDOWS_CODEPAGE, g_codepage)) == (iconv_t)-1) |
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{ |
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printf("rdp_out_unistr: iconv_open[%s -> %s] fail %d\n", |
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g_codepage, WINDOWS_CODEPAGE, (int)iconv_h); |
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return; |
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} |
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if (iconv(iconv_h, (ICONV_CONST char**)&pin, &i, &pout, &o) == (size_t)-1) |
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{ |
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iconv_close(iconv_h); |
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iconv_h = (iconv_t)-1; |
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printf("rdp_out_unistr: iconv(1) fail, errno %d\n", errno); |
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return; |
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} |
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pin = string; |
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pout = (char*)s->p; |
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} |
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if (iconv(iconv_h, (ICONV_CONST char**)&pin, &ibl, &pout, &obl) == (size_t)-1) |
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{ |
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iconv_close(iconv_h); |
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iconv_h = (iconv_t)-1; |
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printf("rdp_out_unistr: iconv(2) fail, errno %d\n", errno); |
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return; |
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} |
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#ifdef B_ENDIAN |
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swab(ss, (char*)s->p, len + 4); |
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#endif |
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s->p += len + 2; |
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#else /*HAVE_ICONV undef*/ |
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int i = 0, j = 0; |
int i = 0, j = 0; |
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len += 2; |
len += 2; |
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s->p[i++] = string[j++]; |
s->p[i++] = string[j++]; |
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s->p[i++] = 0; |
s->p[i++] = 0; |
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} |
} |
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s->p += len; |
s->p += len; |
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#endif |
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} |
} |
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/* Input a string in Unicode |
/* Input a string in Unicode |
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int |
int |
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rdp_in_unistr(STREAM s, char *string, int uni_len) |
rdp_in_unistr(STREAM s, char *string, int uni_len) |
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{ |
{ |
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#ifdef HAVE_ICONV |
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size_t ibl = uni_len, obl = uni_len; |
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char *pin, *pout = string; |
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static iconv_t iconv_h = (iconv_t)-1; |
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#ifdef B_ENDIAN |
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char ss[4096]; // FIXME: global MAX_BUF_SIZE macro need |
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swab((char*)s->p, ss, uni_len); |
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pin = ss; |
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#else |
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pin = s->p; |
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#endif |
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if (iconv_h == (iconv_t)-1) |
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{ |
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if ((iconv_h = iconv_open(g_codepage, WINDOWS_CODEPAGE)) == (iconv_t)-1) |
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{ |
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printf("rdp_in_unistr: iconv_open[%s -> %s] fail %d\n", |
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WINDOWS_CODEPAGE, g_codepage, (int)iconv_h); |
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return 0; |
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} |
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} |
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if (iconv(iconv_h, (ICONV_CONST char**)&pin, &ibl, &pout, &obl) == (size_t)-1) |
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{ |
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iconv_close(iconv_h); |
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iconv_h = (iconv_t)-1; |
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printf("rdp_in_unistr: iconv fail, errno %d\n", errno); |
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return 0; |
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} |
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return pout - string; |
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#else /* HAVE_ICONV undef */ |
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int i = 0; |
int i = 0; |
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while (i < uni_len / 2) |
while (i < uni_len / 2) |
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} |
} |
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return i - 1; |
return i - 1; |
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#endif |
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} |
} |
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rdp_enum_bmpcache2(void) |
rdp_enum_bmpcache2(void) |
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{ |
{ |
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STREAM s; |
STREAM s; |
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uint8 idlist[BMPCACHE2_NUM_PSTCELLS * sizeof(BITMAP_ID)]; |
HASH_KEY keylist[BMPCACHE2_NUM_PSTCELLS]; |
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uint32 nids, offset, count, flags; |
uint32 num_keys, offset, count, flags; |
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offset = 0; |
offset = 0; |
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nids = pstcache_enumerate(2, idlist); |
num_keys = pstcache_enumerate(2, keylist); |
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while (offset < nids) |
while (offset < num_keys) |
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{ |
{ |
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count = MIN(nids - offset, 169); |
count = MIN(num_keys - offset, 169); |
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s = rdp_init_data(24 + count * sizeof(BITMAP_ID)); |
s = rdp_init_data(24 + count * sizeof(HASH_KEY)); |
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flags = 0; |
flags = 0; |
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if (offset == 0) |
if (offset == 0) |
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flags |= PDU_FLAG_FIRST; |
flags |= PDU_FLAG_FIRST; |
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if (nids - offset <= 169) |
if (num_keys - offset <= 169) |
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flags |= PDU_FLAG_LAST; |
flags |= PDU_FLAG_LAST; |
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/* header */ |
/* header */ |
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out_uint16_le(s, 0); |
out_uint16_le(s, 0); |
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out_uint16_le(s, 0); |
out_uint16_le(s, 0); |
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out_uint16_le(s, 0); |
out_uint16_le(s, 0); |
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out_uint16_le(s, nids); |
out_uint16_le(s, num_keys); |
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out_uint32_le(s, 0); |
out_uint32_le(s, 0); |
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out_uint32_le(s, flags); |
out_uint32_le(s, flags); |
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/* list */ |
/* list */ |
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out_uint8a(s, idlist + offset * sizeof(BITMAP_ID), count * sizeof(BITMAP_ID)); |
out_uint8a(s, keylist[offset], count * sizeof(HASH_KEY)); |
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s_mark_end(s); |
s_mark_end(s); |
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rdp_send_data(s, 0x2b); |
rdp_send_data(s, 0x2b); |
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{ |
{ |
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uint8 order_caps[32]; |
uint8 order_caps[32]; |
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memset(order_caps, 0, 32); |
memset(order_caps, 0, 32); |
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order_caps[0] = 1; /* dest blt */ |
order_caps[0] = 1; /* dest blt */ |
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order_caps[1] = 1; /* pat blt */ |
order_caps[1] = 1; /* pat blt */ |
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order_caps[2] = 1; /* screen blt */ |
order_caps[2] = 1; /* screen blt */ |
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order_caps[3] = (g_bitmap_cache ? 1 : 0); /* memblt */ |
order_caps[3] = (g_bitmap_cache ? 1 : 0); /* memblt */ |
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order_caps[4] = 0; /* triblt */ |
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order_caps[8] = 1; /* line */ |
order_caps[8] = 1; /* line */ |
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order_caps[9] = 1; /* line */ |
order_caps[9] = 1; /* line */ |
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order_caps[10] = 1; /* rect */ |
order_caps[10] = 1; /* rect */ |
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order_caps[11] = (g_desktop_save == False ? 0 : 1); /* desksave */ |
order_caps[11] = (g_desktop_save ? 1 : 0); /* desksave */ |
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order_caps[13] = 1; /* memblt */ |
order_caps[13] = 1; /* memblt */ |
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order_caps[14] = 1; /* triblt */ |
order_caps[14] = 1; /* triblt */ |
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order_caps[20] = (g_polygon_ellipse_orders ? 1 : 0); /* polygon */ |
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order_caps[21] = (g_polygon_ellipse_orders ? 1 : 0); /* polygon2 */ |
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order_caps[22] = 1; /* polyline */ |
order_caps[22] = 1; /* polyline */ |
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order_caps[25] = (g_polygon_ellipse_orders ? 1 : 0); /* ellipse */ |
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order_caps[26] = (g_polygon_ellipse_orders ? 1 : 0); /* ellipse2 */ |
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order_caps[27] = 1; /* text2 */ |
order_caps[27] = 1; /* text2 */ |
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out_uint16_le(s, RDP_CAPSET_ORDER); |
out_uint16_le(s, RDP_CAPSET_ORDER); |
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out_uint16_le(s, RDP_CAPLEN_ORDER); |
out_uint16_le(s, RDP_CAPLEN_ORDER); |
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uint8 ctype; |
uint8 ctype; |
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uint16 clen; |
uint16 clen; |
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uint32 len; |
uint32 len; |
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static int max_size; |
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uint32 roff, rlen; |
uint32 roff, rlen; |
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if (ctype & RDP_MPPC_COMPRESSED) |
if (ctype & RDP_MPPC_COMPRESSED) |
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{ |
{ |
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if (len > RDP_MPPC_DICT_SIZE) |
if (len > RDP_MPPC_DICT_SIZE) |
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error("error decompressed packet size exceeds max\n"); |
error("error decompressed packet size exceeds max\n"); |
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if (mppc_expand(s->p, clen, ctype, &roff, &rlen) == -1) |
if (mppc_expand(s->p, clen, ctype, &roff, &rlen) == -1) |
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error("error while decompressing packet\n"); |
error("error while decompressing packet\n"); |
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