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ipc.c
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/*
Copyright 2018-2021 Luigi Auriemma
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
http://www.gnu.org/licenses/gpl-2.0.txt
*/
#ifdef WIN32
#include <windows.h>
#include <winsock.h>
#define PIPE_PREFIX "\\\\.\\"
#else
#include <sys/socket.h>
#include <sys/types.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <netdb.h>
#define PIPE_PREFIX "/tmp/"
#endif
/*
web API usage example with mydown:
mydown -o OUTPUT_FILE -C INPUT_FILE "http://127.0.0.1:1234/compress?algo=zlib&size=OUTPUT_SIZE"
*/
typedef struct {
u8 *data; // whole data received
u32 size; // size
u32 eoheader; // where the header terminates
} ipc_client_request_t;
typedef struct {
u8 *key;
u8 *val;
i32 valsz; // just a placeholder
int val32; // "int" is 64bit compatible on quickbms_4gb_files
} ipc_keyval_t;
static const i32 web_ipc_multithread = 0; // quickbms is single-threaded so do NOT enable this... never. works only with the web api
static const i32 web_ipc_no_keepalive = 1; // makes everything more simple, in fact without multi-threading there will be N connections with the first still open
static const i32 IPC_BUFFSZ = 4096;
static const i32 do_FlushFileBuffers = 0;
static const u8 web_ipc_help[] =
"<html>"
"<head>"
"<title>QuickBMS %s experimental web API interface</title>"
"</head>"
"<body>"
"This is just an example page for web browsers (multipart/form-data).<br>"
"The API is better to be used with arguments in the URI and file sent as application/octet-stream, example:<br>"
"POST http://127.0.0.1:1234/compress?algo=zlib&size=1028<br>"
"<br><hr><br>"
"/compress<br>"
"<form action=\"/compress\" method=\"post\" enctype=\"multipart/form-data\">"
"<input type=\"text\" name=\"algo\" placeholder=\"zlib\"> Compression algorithm<br>"
"<input type=\"number\" name=\"size\" placeholder=\"0\"> Decompressed size, need exact size (0 is for recompression only)<br>"
"<input type=\"number\" name=\"dict\" placeholder=\"0\"> Optional dictionary, use backslash as escape for binary data<br>"
"<input type=\"file\" name=\"data\"> Raw compressed data<br>"
"<input type=\"submit\">"
"</form>"
"<br><hr><br>"
"/crypt<br>"
"<form action=\"/crypt\" method=\"post\" enctype=\"multipart/form-data\">"
"<input type=\"text\" name=\"algo\" placeholder=\"aes\"> Encryption algorithm<br>"
"<input type=\"text\" name=\"key\" placeholder=\"\"> Key, use backslash as escape for binary data<br>"
"<input type=\"text\" name=\"ivec\" placeholder=\"\"> Ivec, use backslash as escape for binary data<br>"
"<input type=\"number\" name=\"mode\" placeholder=\"0\"> mode: 0=decrypt, 1=encrypt<br>"
"<input type=\"checkbox\" name=\"hash\" value=\"1\"> set if this is an hash or crc algorithm<br>"
"<input type=\"file\" name=\"data\"> Raw encrypted data<br>"
"<input type=\"submit\">"
"</form>"
"<br><hr><br>"
"/script<br>"
"<form action=\"/script\" method=\"post\" enctype=\"multipart/form-data\">"
"<input type=\"checkbox\" name=\"verbose\" value=\"1\"> verbose<br>"
"<input type=\"file\" name=\"data\"> quickbms script to load and test<br>"
"<input type=\"submit\">"
"</form>"
"<br><hr><br>"
"/file (test with decompression and size check, requires /script called before)<br>"
"<form action=\"/file\" method=\"post\" enctype=\"multipart/form-data\">"
"<input type=\"hidden\" name=\"test\" value=\"1\">"
"<input type=\"checkbox\" name=\"verbose\" value=\"1\"> verbose<br>"
"<input type=\"file\" name=\"data\"> input file to test with the previous quickbms script<br>"
"<input type=\"submit\">"
"</form>"
"<br><hr><br>"
"/file (list only, requires /script called before)<br>"
"<form action=\"/file\" method=\"post\" enctype=\"multipart/form-data\">"
"<input type=\"hidden\" name=\"list\" value=\"1\">"
"<input type=\"checkbox\" name=\"verbose\" value=\"1\"> verbose<br>"
"<input type=\"file\" name=\"data\"> input file to test with the previous quickbms script<br>"
"<input type=\"submit\">"
"</form>"
"<br><hr><br>"
"/tree (requires both /script and /file called before)<br>"
"<form action=\"/tree\" method=\"post\" enctype=\"multipart/form-data\">"
"<input type=\"number\" name=\"mode\" value=\"5\"> view mode: "myhelp_option_t"<br>"
"<input type=\"submit\">"
"</form>"
"<br><hr><br>"
"/math<br>"
"<form action=\"/math\" method=\"post\" enctype=\"multipart/form-data\">"
"<input type=\"text\" name=\"var1\" placeholder=\"\"> first number<br>"
"<input type=\"text\" name=\"op\" placeholder=\"\"> operator<br>"
"<input type=\"text\" name=\"var2\" placeholder=\"\"> second number<br>"
"<input type=\"submit\">"
"</form>"
"<br><hr><br>"
"<!--" // commented
"/calldll<br>"
"<form action=\"/calldll\" method=\"post\" enctype=\"multipart/form-data\">"
"<input type=\"text\" name=\"dll\" placeholder=\"\"> DLL name (full path or in same folder of quickbms.exe)<br>"
"<input type=\"text\" name=\"func\" placeholder=\"\"> function or offset<br>"
"<input type=\"text\" name=\"conv\" placeholder=\"\"> calling convention (stdcall, cdecl and so on)<br>"
"<input type=\"text\" name=\"arg\" placeholder=\"\"> all the arguments to pass to the function, example: \"arg 1\" arg2 #INPUT# #INPUT_SIZE#<br>"
"<input type=\"file\" name=\"data\"> optional file to use with #INPUT#/#INPUT_SIZE# in arguments<br>"
"<input type=\"submit\">"
"</form>"
"<br><hr><br>"
"-->" // commented
"/quit<br>"
"<form action=\"/quit\" method=\"post\" enctype=\"multipart/form-data\">"
"<input type=\"submit\">"
"</form>"
"<br><hr><br>"
"</body>"
"</html>";
static const u8 web_ipc_icons_folder[] = "\x47\x49\x46\x38\x39\x61\x14\x00\x16\x00\xc2\x00\x00\xff\xff\xff\xff\xcc\x99\xcc\xff\xff\x99\x66\x33\x33\x33\x33\x00\x00\x00\x00\x00\x00\x00\x00\x00\x21\xfe\x4e\x54\x68\x69\x73\x20\x61\x72\x74\x20\x69\x73\x20\x69\x6e\x20\x74\x68\x65\x20\x70\x75\x62\x6c\x69\x63\x20\x64\x6f\x6d\x61\x69\x6e\x2e\x20\x4b\x65\x76\x69\x6e\x20\x48\x75\x67\x68\x65\x73\x2c\x20\x6b\x65\x76\x69\x6e\x68\x40\x65\x69\x74\x2e\x63\x6f\x6d\x2c\x20\x53\x65\x70\x74\x65\x6d\x62\x65\x72\x20\x31\x39\x39\x35\x00\x21\xf9\x04\x01\x00\x00\x02\x00\x2c\x00\x00\x00\x00\x14\x00\x16\x00\x00\x03\x54\x28\xba\xdc\xfe\x30\xca\x49\x59\xb9\xf8\xce\x12\xba\xef\x45\xc4\x7d\x64\xa6\x29\xc5\x40\x7a\x6a\x89\x06\x43\x2c\xc7\x2b\x1c\x8e\xf5\x1a\x13\x57\x9e\x0f\x3c\x9c\x8f\x05\xec\x0d\x49\x45\xe1\x71\x67\x3c\xb2\x82\x4e\x22\x34\xda\x49\x52\x61\x56\x98\x56\xc5\xdd\xc2\x78\x82\xd4\x6c\x3c\x26\x80\xc3\xe6\xb4\x7a\xcd\x23\x2c\x4c\xf0\x8c\x3b\x01\x00\x3b";
static const u8 web_ipc_icons_unknown[] = "\x47\x49\x46\x38\x39\x61\x14\x00\x16\x00\xc2\x00\x00\xff\xff\xff\xcc\xff\xff\x99\x99\x99\x33\x33\x33\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x21\xfe\x4e\x54\x68\x69\x73\x20\x61\x72\x74\x20\x69\x73\x20\x69\x6e\x20\x74\x68\x65\x20\x70\x75\x62\x6c\x69\x63\x20\x64\x6f\x6d\x61\x69\x6e\x2e\x20\x4b\x65\x76\x69\x6e\x20\x48\x75\x67\x68\x65\x73\x2c\x20\x6b\x65\x76\x69\x6e\x68\x40\x65\x69\x74\x2e\x63\x6f\x6d\x2c\x20\x53\x65\x70\x74\x65\x6d\x62\x65\x72\x20\x31\x39\x39\x35\x00\x21\xf9\x04\x01\x00\x00\x01\x00\x2c\x00\x00\x00\x00\x14\x00\x16\x00\x00\x03\x68\x38\xba\xbc\xf1\x30\x0c\x40\xab\x9d\x23\xbe\x69\x3b\xcf\x11\x07\x08\x02\x61\x9a\x22\xb8\x51\xe5\x79\x8a\x80\xca\xb5\x2e\x4a\x0c\x37\xb1\x02\xae\x30\xd6\xa7\x9d\xab\xd2\x23\xe9\x24\x9d\x0a\x8d\x40\x2a\xed\x2c\x4b\x13\xeb\x08\xfb\xd5\x7c\xbf\x27\x05\x88\xcd\x22\x2d\xbd\x8e\xf3\x4b\x3c\x25\xc7\xd5\x24\x94\xda\x19\x8a\xd9\x60\xf3\x5b\xcb\x93\xaf\xe9\x6a\x25\x3c\x3f\x97\x0c\x9a\x80\x81\x24\x38\x11\x40\x86\x41\x01\x09\x00\x3b";
static const u8 web_ipc_icons_binary[] = "\x47\x49\x46\x38\x39\x61\x14\x00\x16\x00\xc2\x00\x00\xff\xff\xff\xcc\xff\xff\xcc\xcc\xcc\x99\x99\x99\x33\x33\x33\x00\x00\x00\x00\x00\x00\x00\x00\x00\x21\xfe\x4e\x54\x68\x69\x73\x20\x61\x72\x74\x20\x69\x73\x20\x69\x6e\x20\x74\x68\x65\x20\x70\x75\x62\x6c\x69\x63\x20\x64\x6f\x6d\x61\x69\x6e\x2e\x20\x4b\x65\x76\x69\x6e\x20\x48\x75\x67\x68\x65\x73\x2c\x20\x6b\x65\x76\x69\x6e\x68\x40\x65\x69\x74\x2e\x63\x6f\x6d\x2c\x20\x53\x65\x70\x74\x65\x6d\x62\x65\x72\x20\x31\x39\x39\x35\x00\x21\xf9\x04\x01\x00\x00\x01\x00\x2c\x00\x00\x00\x00\x14\x00\x16\x00\x00\x03\x69\x48\xba\xbc\xf1\x30\x10\x40\xab\x9d\x24\xbe\x59\x0a\x10\x5d\x21\x00\x13\xa9\x71\x5e\x07\xa8\xa5\x09\xa1\x6b\xea\xb5\xae\x14\xdf\x6a\x41\xe8\xfc\x76\x83\x9d\x51\x68\xe8\xb3\x18\x29\x83\xe4\xa0\xe0\x03\x8a\x6e\x15\x25\xd3\x96\x93\x1d\x97\xbe\x2a\xd4\x82\xa5\x5a\x55\xc6\xee\xc4\x29\xf4\x84\xa7\xb4\xe3\x39\xeb\x21\x5f\xd1\x38\xeb\xda\x1b\x7f\xb3\xeb\x73\x98\x3b\xaf\xee\x8b\x09\x4a\x81\x82\x49\x3b\x11\x43\x87\x88\x53\x09\x00\x3b";
static const u8 web_ipc_icons_back[] = "\x47\x49\x46\x38\x39\x61\x14\x00\x16\x00\xc2\x00\x00\xff\xff\xff\xcc\xff\xff\x99\x99\x99\x66\x66\x66\x33\x33\x33\x00\x00\x00\x00\x00\x00\x00\x00\x00\x21\xfe\x4e\x54\x68\x69\x73\x20\x61\x72\x74\x20\x69\x73\x20\x69\x6e\x20\x74\x68\x65\x20\x70\x75\x62\x6c\x69\x63\x20\x64\x6f\x6d\x61\x69\x6e\x2e\x20\x4b\x65\x76\x69\x6e\x20\x48\x75\x67\x68\x65\x73\x2c\x20\x6b\x65\x76\x69\x6e\x68\x40\x65\x69\x74\x2e\x63\x6f\x6d\x2c\x20\x53\x65\x70\x74\x65\x6d\x62\x65\x72\x20\x31\x39\x39\x35\x00\x21\xf9\x04\x01\x00\x00\x01\x00\x2c\x00\x00\x00\x00\x14\x00\x16\x00\x00\x03\x4b\x18\xba\xdc\xfe\x23\x10\xf2\x6a\x10\x33\x53\xbb\xa2\xce\xdc\xf5\x69\x9c\x37\x4e\x16\x76\x82\x90\x74\x06\x05\x37\x2a\x45\x1c\x6e\x58\x6d\x2f\xfb\x92\xeb\x35\x46\x50\xf1\x03\xea\x78\xc6\xa4\x91\xa6\x6c\x16\x28\x4e\xa7\x20\xda\x8c\xc0\xa8\x3a\x82\x40\x18\xd5\x56\x92\xde\xd0\x55\xfc\xe8\x91\xcf\x8b\x04\x00\x3b";
static const u8 web_ipc_icons_blank[] = "\x47\x49\x46\x38\x39\x61\x14\x00\x16\x00\xa1\x00\x00\xff\xff\xff\xcc\xff\xff\x00\x00\x00\x00\x00\x00\x21\xfe\x4e\x54\x68\x69\x73\x20\x61\x72\x74\x20\x69\x73\x20\x69\x6e\x20\x74\x68\x65\x20\x70\x75\x62\x6c\x69\x63\x20\x64\x6f\x6d\x61\x69\x6e\x2e\x20\x4b\x65\x76\x69\x6e\x20\x48\x75\x67\x68\x65\x73\x2c\x20\x6b\x65\x76\x69\x6e\x68\x40\x65\x69\x74\x2e\x63\x6f\x6d\x2c\x20\x53\x65\x70\x74\x65\x6d\x62\x65\x72\x20\x31\x39\x39\x35\x00\x21\xf9\x04\x01\x00\x00\x01\x00\x2c\x00\x00\x00\x00\x14\x00\x16\x00\x00\x02\x13\x8c\x8f\xa9\xcb\xed\x0f\xa3\x9c\xb4\xda\x8b\xb3\xde\xbc\xfb\x0f\x86\x49\x01\x00\x3b";
i32 g_socket_printf_sd = 0;
i32 ipc_handle_command_chunked_send(i32 sd, u8 *data, i32 size) {
i32 t;
u8 tmp[32];
if(size > 0) { // 0 is the terminator
t = sprintf(tmp, "%x\r\n", size);
if(mysend(NULL, sd, tmp, t ) < 0) return -1;
if(mysend(NULL, sd, data, size) < 0) return -1;
if(mysend(NULL, sd, "\r\n", 2 ) < 0) return -1;
}
return size;
}
#define socket_printf_ \
__builtin_va_list __local_argv; __builtin_va_start( __local_argv, __format ); \
__retval = vspr(&buff, __format, __local_argv ); \
__builtin_va_end( __local_argv ); \
return ipc_handle_command_chunked_send(g_socket_printf_sd, buff, __retval);
i32 /*__cdecl*/ socket_printf(const char *__format, ...) {
static u8 *buff = NULL;
register i32 __retval;
socket_printf_
}
i32 /*__cdecl*/ socket_fprintf(FILE *__stream, const char *__format, ...) {
static u8 *buff = NULL;
register i32 __retval;
if((__stream == stdout) || (__stream == stderr)) {
socket_printf_
}
__builtin_va_list __local_argv; __builtin_va_start( __local_argv, __format );
__retval = /*__mingw_*/vfprintf( __stream, __format, __local_argv );
__builtin_va_end( __local_argv );
return __retval;
}
i32 ipc_handle_command_chunked(i32 sd, i32 init, u8 *content_type) {
i32 len,
ret = 0;
u8 buff[300];
if(init) {
if(!content_type) content_type = "text/plain";
len = sprintf(buff,
"HTTP/1.1 %d OK\r\n"
"Content-Type: %s\r\n"
"Content-Encoding: identity\r\n"
"Transfer-Encoding: chunked\r\n"
"Cache-Control: no-cache, no-store, must-revalidate\r\n"
"Pragma: no-cache\r\n"
"Expires: 0\r\n"
"Connection: %s\r\n"
//"Keep-Alive: timeout=5, max=100\r\n"
,
200,
content_type,
web_ipc_no_keepalive ? "close" : "keep-alive" // no problem, if the connection is "close" it will be terminated automatically
);
buff[len++] = '\r';
buff[len++] = '\n';
ret = mysend(NULL, sd, buff, len);
g_socket_printf_sd = sd;
real_printf = socket_printf;
real_fprintf = socket_fprintf;
} else {
len = sprintf(buff, "%x\r\n\r\n", 0);
ret = mysend(NULL, sd, buff, len);
g_socket_printf_sd = 0;
real_printf = backup_real_printf;
real_fprintf = backup_real_fprintf;
}
return ret;
}
u8 *ipc_handle_command(i32 sd, ipc_keyval_t *kv, u8 *in, i32 zsize, i32 *ret_size, u8 **content_type) {
i32 i,
t,
size = 0,
ret = -1,
chunked = 0,
verbose_bck = g_verbose,
alternative_output = 0,
id;
u8 *out = NULL,
*tmp = NULL,
*in_bck = in;
if(ret_size) *ret_size = 0;
if(content_type) *content_type = NULL;
if(!kv) goto quit;
if(!in || (zsize < 0)) goto quit; // do NOT quit with zsize 0 because it's used in many situations
g_verbose = 0; // to avoid problems with -v and /file
ipc_keyval_t argv[32];
memset(argv, 0, sizeof(argv));
if(stristr(kv[0].key, "compress")) {
for(i = 1; kv[i].key; i++) {
if(!stricmp(kv[i].key, "algo") || !stricmp(kv[i].key, "comtype")) {
argv[1].val = kv[i].val;
} else if(stristr(kv[i].key, "dict")) {
if(stristr(kv[i].key, "64")) kv[i].val32 = unbase64(kv[i].val, -1, kv[i].val, -1);
else kv[i].val32 = cstring( kv[i].val, kv[i].val, -1, NULL, NULL);
argv[2].val = kv[i].val;
argv[3].val32 = kv[i].val32;
} else if(!stricmp(kv[i].key, "size") || !stricmp(kv[i].key, "decompressed_size") || !stricmp(kv[i].key, "output_size")) {
size = myatoi(kv[i].val);
}
}
// mandatory arguments and checks
if(!argv[1].val || !argv[1].val[0]) argv[1].val = "zlib"; // necessary or the default comtype is copy!
if(CMD_ComType_func(0, argv[1].val, argv[2].val, argv[3].val32) < 0) goto quit;
if(size <= 0) size = MAXZIPLEN(zsize);
out = realloc(out, size + 1);
if(!out) goto quit;
int outsize = size;
ret = perform_compression(in, zsize, &out, size, &outsize, 0);
} else if(stristr(kv[0].key, "crypt")) {
for(i = 1; kv[i].key; i++) {
if(!stricmp(kv[i].key, "algo") || stristr(kv[i].key, "cryption")) {
argv[1].val = kv[i].val;
} else if(stristr(kv[i].key, "key")) {
if(stristr(kv[i].key, "64")) kv[i].val32 = unbase64(kv[i].val, -1, kv[i].val, -1);
else kv[i].val32 = cstring( kv[i].val, kv[i].val, -1, NULL, NULL);
argv[2].val = kv[i].val;
argv[3].val32 = kv[i].val32;
} else if(stristr(kv[i].key, "ivec")) {
if(stristr(kv[i].key, "64")) kv[i].val32 = unbase64(kv[i].val, -1, kv[i].val, -1);
else kv[i].val32 = cstring( kv[i].val, kv[i].val, -1, NULL, NULL);
argv[4].val = kv[i].val;
argv[5].val32 = kv[i].val32;
} else if(!stricmp(kv[i].key, "mode") || !stricmp(kv[i].key, "encrypt")) {
argv[6].val32 = myatoi(kv[i].val);
} else if(!stricmp(kv[i].key, "hash") || !stricmp(kv[i].key, "crc") || !stricmp(kv[i].key, "checksum")) {
alternative_output = 1;
}
}
// mandatory arguments
if(!argv[1].val) argv[1].val = "aes";
ret = quickbms_encryption(argv[1].val, argv[2].val, argv[3].val32, argv[4].val, argv[5].val32, argv[6].val32, in, zsize);
if(ret < 0) goto quit;
out = in;
if(alternative_output) {
out = NULL;
ret = spr(&out,
"QUICKBMS_HEXHASH %s\n"
"QUICKBMS_CRC 0x%"PRIx"\n",
(get_var_from_name("QUICKBMS_HEXHASH", -1) >= 0) ? get_var (get_var_from_name("QUICKBMS_HEXHASH", -1)) : (u8*)"",
(get_var_from_name("QUICKBMS_CRC", -1) >= 0) ? get_var32(get_var_from_name("QUICKBMS_CRC", -1)) : 0
);
}
} else if(stristr(kv[0].key, "script")) { // useless, probably just for testing the script... don't know
for(i = 1; kv[i].key; i++) {
if(stristr(kv[i].key, "verbose")) {
g_verbose = myatoi(kv[i].val) ? 1 : 0;
}
}
if(ipc_handle_command_chunked(sd, 1, NULL) < 0) goto quit;
chunked = 1;
i32 cmd = 0;
bms_init(0);
cmd = parse_bms(NULL, in, cmd, 0);
printf("\n%d commands parsed from the script\n", cmd);
} else if(!stricmp(kv[0].key, "file")) { // useless, probably just for testing the script... don't know
for(i = 1; kv[i].key; i++) {
if(stristr(kv[i].key, "list")) {
g_list_only = 1;
} else if(stristr(kv[i].key, "test")) {
g_void_dump = 1; // default
} else if(stristr(kv[i].key, "verbose")) {
g_verbose = myatoi(kv[i].val) ? -1 : 0;
}
}
if(ipc_handle_command_chunked(sd, 1, NULL) < 0) goto quit;
chunked = 1;
memory_file_t *memfile = NULL;
memfile = &g_memory_file[-g_replace_fdnum0];
FREE(memfile->data);
memset(memfile, 0, sizeof(memory_file_t));
memfile->data = in;
memfile->size = zsize;
time_t benchmark;
benchmark = time(NULL);
start_bms(-1, 0, 0, NULL, NULL, NULL, NULL);
quickbms_statistics(benchmark);
if(memfile->data != in) {
fprintf(stderr, "\nError: memfile->data (%p) != in (%p)\n", memfile->data, in);
STD_ERR(QUICKBMS_ERROR_EXTRA);
}
memfile->data = NULL; // it's not a real memory_file!
bms_init(1); // at the end of the process
} else if(!stricmp(kv[0].key, "tree")) { // useless, probably just for testing the script... don't know
id = 0;
for(i = 1; kv[i].key; i++) {
if(stristr(kv[i].key, "mode")) {
g_extracted_file_tree_view_mode = myatoi(kv[i].val);
} else if(stristr(kv[i].key, "id")) {
id = myatoi(kv[i].val);
}
}
tmp = NULL;
switch(g_extracted_file_tree_view_mode) {
case extracted_file_tree_view_json1:
case extracted_file_tree_view_json2: tmp = "application/jso"; break;
case extracted_file_tree_view_web: tmp = "text/html"; break;
default: break;
}
if(ipc_handle_command_chunked(sd, 1, tmp) < 0) goto quit;
chunked = 1;
if(g_extracted_file_tree_view_mode >= 0) {
if(!id) {
extracted_file_tree_free(&g_extracted_file_tree);
extracted_file_tree_build(&g_extracted_file_tree);
}
extracted_file_tree_view(g_extracted_file_tree, 0, g_extracted_file_tree_view_mode, id);
}
} else if(!stricmp(kv[0].key, "quickbms")) {
// will be implemented in future maybe
// but currently /tree with web visualization does a similar job
} else if(!stricmp(kv[0].key, "math")) {
t = 1;
for(i = 1; kv[i].key; i++) {
if(!stricmp(kv[i].key, "var")) {
if(t < 1) t = 1;
if(t == 2) t = 3;
if(t > 4) t = 4;
argv[t].val32 = myatoi(kv[i].val);
t++;
} else if(stristr(kv[i].key, "1")) {
argv[1].val32 = myatoi(kv[i].val);
t = 2;
} else if(stristr(kv[i].key, "op")) {
argv[2].val32 = kv[i].val[0];
} else if(stristr(kv[i].key, "2")) {
argv[3].val32 = myatoi(kv[i].val);
t = 4;
}
}
t = math_operations(-1, argv[1].val32, argv[2].val32, argv[3].val32, 1);
ret = spr(&out, "%"PRId"\n", t);
if(content_type) *content_type = "text/plain";
} else if(!stricmp(kv[0].key, "endian")) { // some rare algorithms "may" require a different endianess...
for(i = 1; kv[i].key; i++) {
if(stristr(kv[i].key, "big")) {
g_endian = MYBIG_ENDIAN;
} else if(stristr(kv[i].key, "little") || stristr(kv[i].key, "net")) {
g_endian = MYLITTLE_ENDIAN;
} else if(stristr(kv[i].key, "swap")) {
swap_endian();
}
}
} else if(!stricmp(kv[0].key, "calldll")) { // not really implemented, just a placeholder
for(i = 1; kv[i].key; i++) {
if(stristr(kv[i].key, "dll")) {
argv[1].val = kv[i].val;
} else if(stristr(kv[i].key, "func") || stristr(kv[i].key, "off")) {
argv[2].val = kv[i].val;
} else if(stristr(kv[i].key, "conv")) {
argv[3].val = kv[i].val;
} else if(stristr(kv[i].key, "ret")) {
argv[4].val = kv[i].val;
} else if(stristr(kv[i].key, "arg")) {
argv[5].val = kv[i].val;
}
}
if(argv[5].val && stristr(argv[5].val, "#OUTPUT#")) {
size = zsize;
out = realloc(out, size + 1);
if(!out) goto quit;
}
argv[4].val = "ret";
t = spr(&tmp, "\"%s\" \"%s\" \"%s\" \"%s\" %s", argv[1].val, argv[2].val, argv[3].val, argv[4].val, argv[5].val);
ret = quickbms_calldll_pipe(tmp, in, zsize, out, size);
FREE(tmp)
//ret = getvarnum("ret", -1);
if(argv[5].val && stristr(argv[5].val, "#OUTPUT#")) {
// ret may be the size of the output
} else {
// ret is probably a number, strings
ret = getvarnum("ret", -1);
ret = spr(&out, "%"PRId"\n", ret);
if(content_type) *content_type = "text/plain";
}
} else if(!stricmp(kv[0].key, "quit") || !stricmp(kv[0].key, "exit") || !stricmp(kv[0].key, "cleanexit")) {
myexit(-2); // -2 instead of -1 because that's used for other things
} else if(!kv[0].key || !kv[0].key[0] || !stricmp(kv[0].key, "help")) {
ret = spr(&out, (u8 *)web_ipc_help, VER);
if(content_type) *content_type = "text/html";
} else if(!strnicmp(kv[0].key, "icons/", 6)) {
tmp = NULL;
if(!stricmp(kv[0].key + 6, "folder.gif")) { tmp = (u8*)web_ipc_icons_folder; ret = sizeof(web_ipc_icons_folder) - 1; }
if(!stricmp(kv[0].key + 6, "unknown.gif")) { tmp = (u8*)web_ipc_icons_unknown; ret = sizeof(web_ipc_icons_unknown) - 1; }
if(!stricmp(kv[0].key + 6, "binary.gif")) { tmp = (u8*)web_ipc_icons_binary; ret = sizeof(web_ipc_icons_binary) - 1; }
if(!stricmp(kv[0].key + 6, "back.gif")) { tmp = (u8*)web_ipc_icons_back; ret = sizeof(web_ipc_icons_back) - 1; }
if(!stricmp(kv[0].key + 6, "blank.gif")) { tmp = (u8*)web_ipc_icons_blank; ret = sizeof(web_ipc_icons_blank) - 1; }
if(tmp) {
out = realloc(out, ret);
memcpy(out, tmp, ret);
if(content_type) *content_type = "image/gif";
}
} else {
// nothing, for example images, icons and so on
}
quit:
if(ret < 0) {
if(out != in) {
FREE(out)
}
} else {
if(ret_size) *ret_size = ret;
}
if(chunked) {
ipc_handle_command_chunked(sd, 0, NULL);
if(content_type && *content_type) *content_type = NULL;
} else {
if(content_type && !*content_type) *content_type = "application/octet-stream";
}
// restore
g_verbose = verbose_bck;
g_list_only = 0;
g_void_dump = 1;
if(in_bck != in) { // in case I forget to not touch "in"
fprintf(stderr, "\nError: in_bck (%p) != in (%p)\n", in_bck, in);
STD_ERR(QUICKBMS_ERROR_EXTRA);
}
return out;
}
i32 ipc_bind_socket(struct sockaddr_in *peer) {
static struct linger ling = {1,1};
static i32 on = 1;
i32 sd;
sd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if(sd < 0) return(-2);
if(peer->sin_port) {
if(setsockopt(sd, SOL_SOCKET, SO_REUSEADDR, (char *)&on, sizeof(on))
< 0) STD_ERR(QUICKBMS_ERROR_EXTRA);
}
if(bind(sd, (struct sockaddr *)peer, sizeof(struct sockaddr_in))
< 0) return(-6);
listen(sd, SOMAXCONN);
setsockopt(sd, SOL_SOCKET, SO_LINGER, (char *)&ling, sizeof(ling));
setsockopt(sd, SOL_SOCKET, SO_BROADCAST, (char *)&on, sizeof(on));
setsockopt(sd, IPPROTO_TCP, TCP_NODELAY, (char *)&on, sizeof(on));
return(sd);
}
ipc_keyval_t *web_ipc_uri(u8 *req_name) {
ipc_keyval_t *kv = NULL;
i32 argc,
do_argv = 0;
u8 *fname,
*p,
*v,
*l;
if(!req_name) return(NULL);
fname = req_name;
if((strlen(fname) > 2) && ((fname[1] == ':') || strchr("\\/", fname[0]))) {
p = mystrrchrs(fname, "\\/");
if(!p) p = strrchr(fname, ':');
if(p) p++;
else p = fname; // ???
mymemmove(fname, p, -1);
}
for(p = fname; *p; p++) {
if(strchr("?#", *p)) break;
}
if(*p == '?') do_argv = 1;
*p = 0;
p++;
argc = 0;
kv = realloc(kv, (argc + 1) * sizeof(ipc_keyval_t));
memset(&kv[argc], 0, sizeof(ipc_keyval_t));
kv[argc].key = mystrdup_simple(fname);
argc++;
if(do_argv) {
for(;;) {
for(l = p; *l && (*l != '&'); l++);
if(!*l) l = NULL;
else *l = 0;
v = strchr(p, '=');
if(v) *v++ = 0;
kv = realloc(kv, (argc + 1) * sizeof(ipc_keyval_t));
memset(&kv[argc], 0, sizeof(ipc_keyval_t));
kv[argc].key = mystrdup_simple(p);
kv[argc].val = mystrdup_simple(v);
argc++;
if(!l) break;
p = l + 1;
}
}
kv = realloc(kv, (argc + 1) * sizeof(ipc_keyval_t));
memset(&kv[argc], 0, sizeof(ipc_keyval_t));
return kv;
}
// ipc_client_request_t has not been used on purpose for reusing the function in other possible contexts
i32 ipc_client_REQUEST_UPDATE(i32 sd, u8 **out, u32 *outsz, u8 *in, i32 insz) {
if(insz < 0) return 0; // insz 0 is valid due to the +1 delimiter
if(!out) return -1;
// no integer overflow checks, this is a testing tool
*out = realloc(*out, *outsz + insz + 1);
if(!*out) return -1;
if(sd > 0) {
i32 i, t;
for(i = 0; i < insz; i += t) {
t = myrecv(NULL, sd, *out + *outsz + i, insz - i);
if(t <= 0) return -1;
}
} else {
if(in) memcpy(*out + *outsz, in, insz);
else memset(*out + *outsz, 0, insz);
}
*outsz += insz;
(*out)[*outsz] = 0;
return insz;
}
// code from onlywebs.c
quick_thread(web_ipc_server, i32 sd) {
#define IPC_LAME_FREE { \
FREE(boundary) \
FREE(command) \
FREE(req_name) \
FREE(ipc_client_request.data) \
ipc_client_request.eoheader = 0; \
ipc_client_request.size = 0; \
if(kv) { \
for(t = 0; kv[t].key; t++) { \
FREE(kv[t].key) \
FREE(kv[t].val) \
} \
FREE(kv) \
} \
}
ipc_keyval_t *kv = NULL;
ipc_client_request_t ipc_client_request = {NULL,0,0};
i32 i = 0,
t = 0,
len = 0,
buffsz = 0,
keepalive = 0,
first_byte_pos = 0,
last_byte_pos = 0,
cseq = 0,
http_code = 200,
etag = 0; // incremental
u16 port = 0;
u8 tmp[32] = "",
*buff = NULL,
*p = NULL,
*s = NULL,
*l = NULL,
*req_name = NULL,
*command = NULL,
*content_type = NULL,
*boundary = NULL;
buffsz = IPC_BUFFSZ;
buff = malloc(buffsz + 1);
if(!buff) goto quit;
etag = time(NULL);
//redo:
for(;;) {
etag++; // useful for etag
IPC_LAME_FREE
len = 0;
keepalive = 0;
first_byte_pos = 0;
last_byte_pos = 0; //g_last_byte_pos;
http_code = 200;
content_type = NULL; // static
{
do {
if(buffsz <= len) { // so in any case buff is allocated with some bytes
buffsz += IPC_BUFFSZ;
buff = realloc(buff, buffsz + 1);
if(!buff) goto quit;
}
// this is a testing tool so it's useful to have a big timeout or nothing at all
if(timeout(sd, 300) < 0) goto quit;
t = myrecv(NULL, sd, buff + len, 1);
if(t <= 0) goto quit;
len += t;
buff[len] = 0;
{
l = strstr(buff, "\r\n\r\n");
if(l) {
l += 4;
} else {
l = strstr(buff, "\n\n");
if(l) l += 2;
}
}
} while(!l);
ipc_client_request.eoheader = l - buff; //len;
if(ipc_client_REQUEST_UPDATE(0, &(ipc_client_request.data), &(ipc_client_request.size), buff, len) < 0) goto quit;
// handle Content-Length
s = stristr(buff, "\nContent-Length:");
if(s) {
s = strchr(s, ':') + 1;
while(*s && (*s <= ' ')) s++;
len = atoi(s);
if(len < 0) goto quit;
if(ipc_client_REQUEST_UPDATE(sd, &(ipc_client_request.data), &(ipc_client_request.size), NULL, len) < 0) goto quit;
}
s = stristr(buff, "\nTransfer-Encoding:");
if(s) {
s = strchr(s, ':') + 1;
while(*s && (*s <= ' ')) s++;
if(!strnicmp(s, "chunk", 5)) {
for(;;) {
for(i = 0; i < sizeof(tmp);) {
if(myrecv(NULL, sd, tmp + i, 1) <= 0) goto quit;
i++;
if(tmp[i - 1] == '\n') break; // \r\n
}
if(i >= sizeof(tmp)) goto quit; // invalid chunk
if(ipc_client_REQUEST_UPDATE(0, &(ipc_client_request.data), &(ipc_client_request.size), tmp, i) < 0) goto quit;
sscanf(tmp, "%x", &len);
if(len < 0) goto quit;
len += 2; // \r\n
if(ipc_client_REQUEST_UPDATE(sd, &(ipc_client_request.data), &(ipc_client_request.size), NULL, len) < 0) goto quit;
if(len <= 2) break; // len 0 + 2
}
}
}
s = stristr(buff, "\nConnection:");
if(s) {
s = strchr(s, ':') + 1;
while(*s && (*s <= ' ')) s++;
if(tolower(*s) == 'k') keepalive = 1;
}
s = stristr(buff, "\nRange:");
if(s) {
s = strchr(s, ':') + 1;
while(*s && (*s <= ' ')) s++;
last_byte_pos = 0;
first_byte_pos = 0;
sscanf(s, "bytes=%d-%d", &first_byte_pos, &last_byte_pos);
if(first_byte_pos < 0) first_byte_pos = 0;
if(last_byte_pos < 0) last_byte_pos = 0;
if(first_byte_pos || last_byte_pos) http_code = 206;
}
s = stristr(buff, "\nCSeq:");
if(s) {
s = strchr(s, ':') + 1;
while(*s && (*s <= ' ')) s++;
cseq = atoi(s);
}
s = stristr(buff, "\nContent-Type:");
if(s) {
s = strchr(s, ':') + 1;
while(*s && (*s <= ' ')) s++;
if(stristr(s, "multipart/form-data")) {
content_type = "multipart/form-data";
s = stristr(s, "boundary=");
if(s) {
spr(&boundary, "--%s", s + 9);
delimit(boundary);
}
}
}
for(p = buff; *p && (*p != '\r') && (*p != '\n'); p++);
*p = 0;
{
// remove "HTTP/"
for(--p; (p >= buff) && (*p > ' '); p--)
*p = 0;
}
while((p >= buff) && (*p <= ' ')) *p-- = 0;
mydown_hex2uri(buff);
// skip possible spaces
p = buff;
while(*p && (*p <= ' ')) p++;
// skip the command
command = p;
while(*p && (*p > ' ')) p++;
if(*p) {
*p++ = 0;
while(*p && strchr("\\/ \t", *p)) p++;
}
//if(!*p) p = "\"\""; // NEVER enable!
req_name = p;
command = mystrdup_simple(command); // needed
if(g_verbose) {
printf("- command: %s\n", command);
}
//p = mystrrchrs(req_name, "\\/");
//if(p) req_name = p + 1;
p = req_name;
while(*p) {
l = strstr(p, "..");
if(!l) break;
p = l + 2;
}
while(*p && strchr("\\/", *p)) p++;
req_name = p;
// HTTP proxy
p = strstr(req_name, "://");
if(p) {
for(s = req_name; s < p; s++) {
if(!myisalnum(*s)) break;
}
if(s >= p) {
l = strchr(p + 3, '/');
if(l) mymemmove(req_name, l + 1, -1);
else req_name[0] = 0;
}
}
{
p = strchr(req_name, ':');
if(p) mymemmove(req_name, p + 1, -1);
}
// moved in hex2uri
//for(p = req_name; *p; p++) {
// if(strchr(":;%&?#", *p)) *p = 0;
//}
//if(strlen(req_name) > MAX_NAME) req_name[MAX_NAME] = 0;
//req_name = strip_quotes(req_name);
//set_pathslash(req_name);
req_name = mystrdup_simple(req_name); // needed
/*if(g_verbose)*/ {
printf("- URI: /%s\n", req_name);
}
}
kv = web_ipc_uri(req_name);
if(!kv) goto quit;
u8 *in = ipc_client_request.data + ipc_client_request.eoheader;
i32 zsize = ipc_client_request.size - ipc_client_request.eoheader;
if(content_type && !stricmp(content_type, "multipart/form-data")) {
p = in;
l = NULL;
u8 *limit = in + zsize;
i32 argc = 1;
i32 file_is_loaded = 0;
while(p < limit) {
l = mymemmem(p, boundary, limit - p, -1);
if(!l) break;
p = l;
l = mymemmem(p, "\r\n", limit - p, 2);
if(!l) break;
p = l + 2;
// Content-Disposition
content_type = NULL; // used to identify the form with the file
u8 *name = NULL;
for(;;) {
l = mymemmem(p, "\r\n", limit - p, 2);
if(!l) break;
*l = 0;
if(p == l) {
p = l + 2;
break;
}
if(!strcmpx(p, "Content-Type:")) {
content_type = p;
}
if(!name) {
name = stristr(p, "name=\"");
if(name) {
name += 6;
for(s = name; *s && (*s != '\"'); s++);
*s = 0;
}
}
p = l + 2;
}
if(!l) break;
// data
l = mymemmem(p, boundary, limit - p, -1);
if(!l) break;
l -= 2; // \r\n
if(l < p) break;
if(content_type && !file_is_loaded) {
file_is_loaded = 1;
t = limit - p; // total size
zsize = l - p; // data size
mymemmove(in, p, t);
in[zsize] = 0; // necessary and it's ok, we have \r\n and use mymemmem