/
cmd.c
executable file
·6485 lines (5867 loc) · 228 KB
/
cmd.c
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/*
Copyright 2009-2017 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
*/
// QuickBMS CMD operations
void init_crc_get(crc_context *ctx, u8 *key, u8 *ivec) {
if(key && key[0]) ctx->poly = myatoi(key);
if(ivec) {
int x1=ctx->init,x2=ctx->final;
get_parameter_numbers(ivec,
&ctx->bits, &x1, &x2, &ctx->type, &ctx->rever, &ctx->bitmask_side, NULL);
ctx->init=x1; ctx->final=x2;
}
}
crc_context *init_crc(u8 *type, u8 *key, u8 *ivec) {
crc_context *ctx = NULL;
ctx = calloc(1, sizeof(crc_context));
if(!ctx) STD_ERR(QUICKBMS_ERROR_MEMORY);
ctx->poly = 0xedb88320; // it's the one where the second element is 0x77073096
ctx->bits = 32;
ctx->init = -1;
ctx->final = -1;
ctx->type = 0;
ctx->rever = 0;
ctx->bitmask_side = 1;
init_crc_get(ctx, key, ivec);
if(!type) type = "";
if(!strnicmp(type, "crc", 3)) type += 3;
// if you specify no polynomial (no key), quickbms will get the default parameters
if(
(!key || !key[0]) // useless, in case of key "" and size 16
&& (!ivec || !ivec[0])
) {
if(!strcmp(type, "8") || (ctx->bits == 8)) {
ctx->poly = 0;
ctx->bits = 8;
ctx->init = 0;
ctx->final = 0;
ctx->type = 5;
ctx->rever = 0;
ctx->bitmask_side = 0;
} else if(!strcmp(type, "16") || (ctx->bits == 16)) {
ctx->poly = 0xa001; // second value equal to 0xc0c1
ctx->bits = 16;
ctx->init = 0;
ctx->final = 0;
ctx->type = 0;
ctx->rever = 0;
ctx->bitmask_side = 1;
} else if(!strcmp(type, "64") || (ctx->bits == 64)) {
ctx->poly = 0xad93d23594c935a9LL; // second value 0x7ad870c830358979
ctx->bits = 64;
ctx->init = 0;
ctx->final = 0;
ctx->type = 0;
ctx->rever = 1;
ctx->bitmask_side = 0;
} else if(!strcmp(type, "djb2")) {
ctx->init = 5381;
ctx->type = 15;
} else if(!strcmp(type, "sdbm")) {
ctx->init = 65599;
ctx->type = 16;
}
}
crc_make_table((void *)ctx->table, NULL, ctx->poly, ctx->bits, g_endian, ctx->rever, ctx->bitmask_side, NULL);
return ctx;
}
int old_set_math_operator(u8 **data);
int check_condition(int cmd, int res1, u8 *xcond, int res2) {
int var1n,
var2n,
res,
sign,
idx,
ifs,
i,
res_db[MAX_IFS + 1] = {0};
u8 *cond,
*var1,
*var2,
*s1,
*s2,
*p1,
*p2,
*p,
*cond_db[MAX_IFS + 1] = {NULL};
if(cmd >= 0) {
if((CMD.var[0] < 0) || (CMD.var[2] < 0)) return(TRUE); // needed for CMD_Else!
}
for(i = 0; i < MAX_IFS; i++) {
res_db[i] = 0;
cond_db[i] = NULL;
}
idx = 0;
for(ifs = 0; ifs < MAX_IFS; ifs++) {
var1n = 0;
var2n = 0;
sign = 0;
var1 = NULL;
var2 = NULL;
res = FALSE;
if(cmd < 0) {
var1n = res1;
cond = xcond;
var2n = res2;
} else {
cond = STR(idx + 1);
if(VARISNUM(idx + 0) && VARISNUM(idx + 2)) {
var1n = VAR32(idx + 0);
var2n = VAR32(idx + 2);
} else {
var1 = VAR(idx + 0);
var2 = VAR(idx + 2);
if(var_is_a_constant_string(CMD.var[idx + 0]) || var_is_a_constant_string(CMD.var[idx + 2])) {
// do nothing because they are strings
} else if(myisdechex_string(var1) && myisdechex_string(var2)) {
var1 = NULL;
var2 = NULL;
var1n = VAR32(idx + 0);
var2n = VAR32(idx + 2);
}
// in the For command I use a Set instruction at the beginning of the cycle with a String type
// now the downside is that it's a bit slower but being used only at the beginning of the cycle there is no
// loss of time (some milliseconds on tons of For cycles) and there is the pro of using also things like:
// for i = "hello" != "ciao"
}
idx += 3;
}
// replacing strcmp with a switch changes nothing in performance
if(!cond) return(res);
if(cond[0] == 'u') { // only the first and only 'u' to avoid loss of performances
sign = 1;
cond++;
}
if(!strcmp(cond, "<") || !stricmp(cond, "minor") || !stricmp(cond, "lower") || !stricmp(cond, "below")) {
if(var1 && var2) {
if(sign) {
if(strcmp (var1, var2) < 0) res = TRUE;
} else {
if(stricmp(var1, var2) < 0) res = TRUE;
}
} else {
if(sign) {
if((u_int)var1n < (u_int)var2n) res = TRUE;
} else {
if(var1n < var2n) res = TRUE;
}
}
} else if(!strcmp(cond, ">") || !stricmp(cond, "major") || !stricmp(cond, "greater") || !stricmp(cond, "above")) {
if(var1 && var2) {
if(sign) {
if(strcmp (var1, var2) > 0) res = TRUE;
} else {
if(stricmp(var1, var2) > 0) res = TRUE;
}
} else {
if(sign) {
if((u_int)var1n > (u_int)var2n) res = TRUE;
} else {
if(var1n > var2n) res = TRUE;
}
}
} else if(!strcmp(cond, "<>") || !strcmp(cond, "!=") || !strcmp(cond, "!==") || !stricmp(cond, "different")) {
if(var1 && var2) {
if(sign) {
if(strcmp (var1, var2) != 0) res = TRUE;
} else {
if(stricmp(var1, var2) != 0) res = TRUE;
}
} else {
if(var1n != var2n) res = TRUE;
}
} else if(!strcmp(cond, "=") || !strcmp(cond, "==") || !strcmp(cond, "===") || !stricmp(cond, "equal") || !stricmp(cond, "strcmp") || !stricmp(cond, "stricmp") || !stricmp(cond, "strcasecmp")) {
if(var1 && var2) {
if(sign) {
if(!strcmp (var1, var2)) res = TRUE;
} else {
if(!stricmp(var1, var2)) res = TRUE;
}
} else {
if(var1n == var2n) res = TRUE;
}
} else if(!strcmp(cond, ">=")) {
if(var1 && var2) {
if(sign) {
if(strcmp (var1, var2) >= 0) res = TRUE;
} else {
if(stricmp(var1, var2) >= 0) res = TRUE;
}
} else {
if(sign) {
if((u_int)var1n >= (u_int)var2n) res = TRUE;
} else {
if(var1n >= var2n) res = TRUE;
}
}
} else if(!strcmp(cond, "<=")) {
if(var1 && var2) {
if(sign) {
if(strcmp (var1, var2) <= 0) res = TRUE;
} else {
if(stricmp(var1, var2) <= 0) res = TRUE;
}
} else {
if(sign) {
if((u_int)var1n <= (u_int)var2n) res = TRUE;
} else {
if(var1n <= var2n) res = TRUE;
}
}
// added by me
} else if(!strcmp(cond, "&") || !strcmp(cond, "&&") || !stricmp(cond, "and") || !stricmp(cond, "strstr") || !stricmp(cond, "stristr") || !stricmp(cond, "strcasestr")) {
if(var1 && var2) {
if(sign) {
if(strstr (var1, var2)) res = TRUE;
} else {
if(stristr(var1, var2)) res = TRUE;
}
} else {
if(var1n & var2n) res = TRUE;
}
} else if(!strcmp(cond, "^") || !strcmp(cond, "^^") || !stricmp(cond, "xor")) {
if(var1 && var2) {
if(sign) {
if(!strcmp (var1, var2)) res = TRUE;
} else {
if(!stricmp(var1, var2)) res = TRUE;
}
} else {
if(var1n ^ var2n) res = TRUE;
}
} else if(!strcmp(cond, "|") || !strcmp(cond, "||") || !stricmp(cond, "or")) {
if(var1 && var2) {
res = TRUE;
} else {
if(var1n | var2n) res = TRUE;
}
} else if(!strcmp(cond, "%") || !stricmp(cond, "mod")) {
if(var1 && var2) {
res = TRUE;
} else {
if(sign) {
if(!var2n || ((u_int)var1n % (u_int)var2n)) res = TRUE;
} else {
if(!var2n || (var1n % var2n)) res = TRUE;
}
}
} else if(!strcmp(cond, "/") || !stricmp(cond, "div")) {
if(var1 && var2) {
res = TRUE;
} else {
if(sign) {
if(!var2n || ((u_int)var1n / (u_int)var2n)) res = TRUE;
} else {
if(!var2n || (var1n / var2n)) res = TRUE;
}
}
} else if(!strcmp(cond, "<<") || !stricmp(cond, "shl")) {
if(var1 && var2) {
res = TRUE;
} else {
if(sign) {
if((u_int)var1n << (u_int)var2n) res = TRUE;
} else {
if(var1n << var2n) res = TRUE;
}
}
} else if(!strcmp(cond, ">>") || !stricmp(cond, "shr")) {
if(var1 && var2) {
res = TRUE;
} else {
if(sign) {
if((u_int)var1n >> (u_int)var2n) res = TRUE;
} else {
if(var1n >> var2n) res = TRUE;
}
}
} else if(!strcmp(cond, "!") || !stricmp(cond, "not")) {
if(var1 && var2) {
res = TRUE;
} else {
if(!var1n) res = TRUE;
}
} else if(!strcmp(cond, "!!")) {
if(var1) {
res = TRUE;
} else {
if(var1n) res = TRUE;
}
} else if(!strcmp(cond, "~") || !stricmp(cond, "complement")) {
if(var1 && var2) {
res = TRUE;
} else {
if(~var1n) res = TRUE;
}
} else if(!stricmp(cond, "strncmp") || !stricmp(cond, "strnicmp") || !stricmp(cond, "strncasecmp")) {
if(var1 && var2) {
if(sign) {
if(!strncmp (var1, var2, strlen(var2))) res = TRUE;
} else {
if(!strnicmp(var1, var2, strlen(var2))) res = TRUE;
}
} else {
if((var1n & var2n) == var2n) res = TRUE;
}
} else if(!stricmp(cond, "ext") || !stricmp(cond, "extension")) {
if(var1 && var2) {
p = strrchr(var1, '.');
if(p) {
if(sign) {
if(!strcmp (p + 1, var2)) res = TRUE;
} else {
if(!stricmp(p + 1, var2)) res = TRUE;
}
}
} else {
res = TRUE;
}
} else if(!stricmp(cond, "basename")) {
if(var1 && var2) {
#define check_condition_basename(X) \
s##X = mystrrchrs(var##X, PATH_DELIMITERS); \
if(!s##X) s##X = var##X; \
else while(*s##X && strchr(PATH_DELIMITERS, *s##X)) s##X++; \
p##X = strrchr(s##X, '.'); \
if(p##X) *p##X = 0;
check_condition_basename(1)
check_condition_basename(2)
if(sign) {
if(!strcmp (s1, s2)) res = TRUE;
} else {
if(!stricmp(s1, s2)) res = TRUE;
}
if(p1) *p1 = '.'; // restore
if(p2) *p2 = '.'; // restore
} else {
res = TRUE;
}
} else if(!stricmp(cond, "filepath")) {
if(var1 && var2) {
#define check_condition_filepath(X) \
for(p##X = var##X; *p##X; p##X++) { \
if(!strchr(PATH_DELIMITERS, *p##X)) break; \
} \
s##X = mystrrchrs(p##X, PATH_DELIMITERS); \
if(!s##X) s##X = p##X + strlen(p##X);
check_condition_filepath(1)
check_condition_filepath(2)
if((s1 - p1) == (s2 - p2)) {
for(; p1 != s1; p1++, p2++) {
if(strchr(PATH_DELIMITERS, *p1) && strchr(PATH_DELIMITERS, *p2)) continue;
if(sign) {
if(*p1 != *p2) break;
} else {
if(tolower(*p1) != tolower(*p2)) break;
}
}
if(p1 == s1) res = TRUE;
/* no slash/backslash check
if(sign) {
if(!strncmp (p1, p2, s1 - p1)) res = TRUE;
} else {
if(!strnicmp(p1, p2, s1 - p1)) res = TRUE;
}
*/
}
} else {
res = TRUE;
}
} else if(!stricmp(cond, "filename")) {
if(var1 && var2) {
s1 = mystrrchrs(var1, PATH_DELIMITERS);
if(!s1) s1 = var1;
else s1++;
s2 = mystrrchrs(var2, PATH_DELIMITERS);
if(!s2) s2 = var2;
else s2++;
if(sign) {
if(!strcmp (s1, s2)) res = TRUE;
} else {
if(!stricmp(s1, s2)) res = TRUE;
}
} else {
res = TRUE;
}
} else {
if(var1 && var2) {
fprintf(stderr, "\nError: invalid condition %s\n", cond);
myexit_cmd(cmd, QUICKBMS_ERROR_BMS);
}
int op = cond[0];
p = cond;
op = old_set_math_operator((u8 **)&p);
if(math_operations(cmd, var1n, op, var2n, sign)) res = TRUE;
}
if(g_verbose > 0) printf(" condition %s is%smet\n", cond, (res == TRUE) ? " " : " not ");
if(cmd < 0) break;
res_db[ifs] = res;
if((idx + 4) > MAX_ARGS) break;
cond = STR(idx);
if(!cond) break;
idx++;
cond_db[ifs] = cond;
}
// ifs is the number of handled "if" minus one
while(ifs > 0) {
for(i = 0; i < ifs; i++) {
// check current and next
res = check_condition(-1, res_db[i], cond_db[i], res_db[i + 1]);
// store in next that will become the new current
res_db[i + 1] = res;
}
// next->current
for(i = 0; i < ifs; i++) {
res_db[i] = res_db[i + 1];
cond_db[i] = cond_db[i + 1];
}
ifs--;
}
return(res);
}
int CMD_CLog_func(int cmd) {
int fd,
offset,
size,
zsize,
xsize = 0;
u8 *name;
name = VAR(0);
offset = VAR32(1);
zsize = VAR32(2);
size = VAR32(5);
fd = FILEZ(7);
if(CMD.var[8] >= 0) xsize = VAR32(8);
if(dumpa(fd, name, VARNAME(0), offset, size, zsize, xsize) < 0) return -1;
return 0;
}
int CMD_FindLoc_func(int cmd) {
static u8 *sign = NULL,
*buff = NULL;
int fd,
i,
idx,
len,
oldoff,
tmpoff,
offset = -1LL,
str_len,
sign_len,
endoff = -1LL;
u8 *str,
*ret_if_error;
fd = FILEZ(3);
oldoff = myftell(fd);
str = STR(2); // remember that str can be also a sequence of bytes, included 0x00!
str_len = NUM(2);
ret_if_error = STR(4);
if(CMD.var[5] >= 0) endoff = VAR32(5);
// the following has been disabled because causes troubles with old scripts
//quick_var_from_name_check(&str, &str_len); // so it supports also the variables
if(
(NUM(1) == BMS_TYPE_STRING) ||
(NUM(1) == BMS_TYPE_BINARY)
) {
if(str_len == strlen(str)) {
idx = get_var_from_name(str, -1);
if(idx >= 0) {
str = get_var(idx);
str_len = strlen(str);
}
}
sign_len = str_len;
if(sign_len == (u_int)-1LL) ALLOC_ERR;
sign = realloc(sign, sign_len + 1);
if(!sign) STD_ERR(QUICKBMS_ERROR_MEMORY);
memcpy(sign, str, sign_len);
sign[sign_len] = 0;
} else if(NUM(1) == BMS_TYPE_UNICODE) {
if(str_len == strlen(str)) {
idx = get_var_from_name(str, -1);
if(idx >= 0) {
str = get_var(idx);
str_len = strlen(str);
}
}
sign_len = (str_len + 1) * sizeof(u16) /*sizeof(wchar_t)*/; // yeah includes also the NULL delimiter, boring unicode
if(sign_len < str_len) ALLOC_ERR;
if(sign_len == (u_int)-1LL) ALLOC_ERR;
sign = realloc(sign, sign_len + 1);
if(!sign) STD_ERR(QUICKBMS_ERROR_MEMORY);
sign_len = utf8_to_utf16(str, str_len, sign, sign_len, 0);
} else {
sign_len = NUM(1); // yeah the type in NUM(1) is written for having the size of the parameter, watch enum
if(sign_len < 0) STD_ERR(QUICKBMS_ERROR_BMS);
if(sign_len == (u_int)-1LL) ALLOC_ERR;
sign = realloc(sign, sign_len + 1);
if(!sign) STD_ERR(QUICKBMS_ERROR_MEMORY);
sign[sign_len] = 0;
putxx(sign, myatoi(str), sign_len);
if(str_len == strlen(str)) {
idx = get_var_from_name(str, -1);
if(idx >= 0) {
sign_len = sizeof(u32); // 32bit
if(sign_len == (u_int)-1LL) ALLOC_ERR;
sign = realloc(sign, sign_len + 1);
if(!sign) STD_ERR(QUICKBMS_ERROR_MEMORY);
sign[sign_len] = 0;
putxx(sign, get_var32(idx), sign_len);
}
}
}
if(sign_len <= 0) goto quit;
if(sign_len > BUFFSZ) { // lazy boy
fprintf(stderr, "\nError: the FindLoc function works with a searchable string of max %d bytes\n", BUFFSZ);
myexit_cmd(cmd, QUICKBMS_ERROR_BMS);
}
if(!buff) {
buff = malloc(BUFFSZ + 1);
if(!buff) STD_ERR(QUICKBMS_ERROR_MEMORY);
}
int buffsz = BUFFSZ;
tmpoff = oldoff;
if(
(endoff == (u_int)-1LL) // default till end of file
|| (endoff > oldoff) // if endoff is above current offset
) {
for(;;) {
if(endoff == (u_int)-1LL) {
} else {
if((u_int)(endoff - tmpoff) < (u_int)buffsz) buffsz = endoff - tmpoff;
}
//len = myfr(fd, buff, -1, TRUE); // -1 uses BUFFSZ automatically and doesn't quit if the file terminates
len = myfr(fd, buff, buffsz, FALSE);
if(len < sign_len) break; // performes (len <= 0) too automatically
for(i = 0; i <= (len - sign_len); i++) {
if(!memcmp(buff + i, sign, sign_len)) {
offset = (myftell(fd) - len) + i;
goto quit;
}
}
tmpoff += i + 1;
myfseek(fd, tmpoff, SEEK_SET);
//myfseek(fd, sign_len - 1, SEEK_CUR);
}
} else if(endoff < oldoff) {
for(;;) {
if((u_int)(tmpoff - endoff) < (u_int)buffsz) buffsz = tmpoff - endoff;
tmpoff -= buffsz;
myfseek(fd, tmpoff, SEEK_SET);
len = myfr(fd, buff, buffsz, FALSE);
if(len < sign_len) break; // performes (len <= 0) too automatically
for(i = (len - sign_len); i >= 0; i--) {
if(!memcmp(buff + i, sign, sign_len)) {
offset = (myftell(fd) - len) + i;
goto quit;
}
}
tmpoff += (sign_len - 1);
}
}
quit:
myfseek(fd, oldoff, SEEK_SET);
if(offset == (u_int)-1LL) {
if(ret_if_error) {
add_var(CMD.var[0], NULL, ret_if_error, 0, -1);
} else {
return -1; // confirmed
}
} else {
add_var(CMD.var[0], NULL, NULL, offset, sizeof(int));
}
return 0;
}
int CMD_GetBits_func(int cmd) {
FDBITS
int fd,
len = -1,
tmpn = 0,
bits,
verbose_offset = 0;
u8 *tmp = NULL;
fd = NUM(2);
bits = VAR32(1);
if(g_verbose < 0) verbose_offset = myftell(fd);
my_fdbits(fd, &bitchr, &bitpos, &bitoff, 0, 0, 0);
if(myftell(fd) != bitoff) {
bitchr = 0;
bitpos = 0;
}
if(bits <= 32) {
tmpn = fd_read_bits(bits, &bitchr, &bitpos, fd);
} else {
len = ((bits + 7) & (~7)) / 8;
tmp = calloc(len + 1, 1);
if(!tmp) STD_ERR(QUICKBMS_ERROR_MEMORY);
len = bits2str(tmp, len, bits, &bitchr, &bitpos, fd);
}
my_fdbits(fd, NULL, NULL, NULL, bitchr, bitpos, myftell(fd));
if(tmp) {
if(g_verbose < 0) verbose_print(verbose_offset, "getbits", CMD.var[0], tmp, len, 0, bits);
add_var(CMD.var[0], NULL, tmp, 0, len);
FREE(tmp)
} else {
if(g_verbose < 0) verbose_print(verbose_offset, "getbits", CMD.var[0], NULL, 0, tmpn, bits);
add_var(CMD.var[0], NULL, NULL, tmpn, sizeof(int));
}
return 0;
}
int CMD_PutBits_func(int cmd) {
FDBITS
int fd,
len = -1,
tmpn = 0,
bits,
verbose_offset = 0;
u8 *tmp = NULL;
fd = NUM(2);
bits = VAR32(1);
if(g_verbose < 0) verbose_offset = myftell(fd);
my_fdbits(fd, &bitchr, &bitpos, &bitoff, 0, 0, 0);
if(myftell(fd) != bitoff) {
bitchr = 0;
bitpos = 0;
}
if(bits <= 32) {
tmpn = VAR32(0);
if(g_verbose < 0) verbose_print(verbose_offset, "putbits", CMD.var[0], NULL, 0, tmpn, bits);
fd_write_bits(tmpn, bits, &bitchr, &bitpos, fd);
} else {
len = ((bits + 7) & (~7)) / 8;
tmp = VAR(0);
if(len > VARSZ(0)) len = VARSZ(0);
if(g_verbose < 0) verbose_print(verbose_offset, "putbits", CMD.var[0], tmp, len, 0, bits);
len = str2bits(tmp, len, bits, &bitchr, &bitpos, fd);
}
my_fdbits(fd, NULL, NULL, NULL, bitchr, bitpos, myftell(fd));
return 0;
}
int CMD_Get_func(int cmd) {
int fd,
type,
tmpn = 0,
error = 0,
verbose_offset = 0;
u8 *tmp = NULL;
fd = FILEZ(2);
type = NUM(1);
if(g_verbose < 0) verbose_offset = myftell(fd);
tmp = myfrx(fd, type, &tmpn, &error);
// now tmp can be also NULL because myfrx is string/int
//if(!tmp) return -1; // here should be good to quit... but I leave it as is for back compatibility with the old quickbms!
if(error) return -1;
if(tmp) {
if(g_verbose < 0) verbose_print(verbose_offset, "get", CMD.var[0], tmp, -1, 0, type);
add_var(CMD.var[0], NULL, tmp, 0, -1);
} else {
if(g_verbose < 0) verbose_print(verbose_offset, "get", CMD.var[0], NULL, 0, tmpn, type);
add_var(CMD.var[0], NULL, NULL, tmpn, sizeof(int));
}
return 0;
}
int CMD_IDString_func(int cmd) {
static int buffsz = 0;
static u8 *sign = NULL,
*buff = NULL;
int fd,
len,
verbose_offset = 0;
fd = FILEZ(0);
sign = STR(1);
len = NUM(1);
if(len == (u_int)-1LL) ALLOC_ERR; // in case of updates
myalloc(&buff, len, &buffsz); // memcmp, so not + 1
if(g_verbose < 0) verbose_offset = myftell(fd);
myfr(fd, buff, len, TRUE);
if(memcmp(buff, sign, len)) {
if((len == 4) && // automatic endianess... cool
(buff[0] == sign[3]) && (buff[1] == sign[2]) &&
(buff[2] == sign[1]) && (buff[3] == sign[0])) {
g_endian = (g_endian == MYLITTLE_ENDIAN) ? MYBIG_ENDIAN : MYLITTLE_ENDIAN;
return 0;
}
/*
fprintf(stderr, "\n"
"- signature doesn't match the one expected by the script:\n"
" this one: \"%.60s\"\n"
" expected: \"%.60s\"\n",
buff, sign);
*/
fprintf(stderr, "\n"
"- signature of %d bytes at offset 0x%"PRIx" doesn't match the one\n"
" expected by the script:\n"
"\n"
" this one: \"%.60s\"\n",
(i32)len, myftell(fd) - len,
buff);
show_dump(2, buff, len, stderr);
fprintf(stderr, "\n"
" expected: \"%.60s\"\n",
sign);
show_dump(2, sign, len, stderr);
return -1;
}
if(g_verbose < 0) verbose_print(verbose_offset, "idstr ", CMD.var[0], buff, len, 0, len);
return 0;
}
int CMD_GoTo_func(int cmd) {
int fd,
pos;
u8 *str;
fd = FILEZ(1);
str = VAR(0);
if(!stricmp(str, "SOF") || !stricmp(str, "SEEK_SET")) {
myfseek(fd, 0, SEEK_SET);
} else if(!stricmp(str, "EOF") || !stricmp(str, "SEEK_END")) {
myfseek(fd, 0, SEEK_END);
} else {
pos = VAR32(0);
if((NUM(2) == SEEK_SET) && (pos < 0) && var_is_a_constant(CMD.var[0])) {
myfseek(fd, pos, SEEK_END); // only constants can be negative, not vars
} else {
myfseek(fd, pos, NUM(2)); //SEEK_SET);
}
}
return 0;
}
int CMD_SavePos_func(int cmd) {
int fd;
fd = FILEZ(1);
add_var(CMD.var[0], NULL, NULL, myftell(fd), sizeof(int));
return 0;
}
int old_set_math_operator(u8 **data) {
int ret = 0;
u8 *p;
p = *data;
#define SET_MATH_OPERATOR_ASSIGN(X, Y) \
if(!strnicmp(p, X, sizeof(X) - 1)) { \
ret = Y; \
p += sizeof(X) - 1; \
} else
// Do NOT start them with 'u' because it's handled as unsigned
// They must be longer than one char
SET_MATH_OPERATOR_ASSIGN("<<<", 'l')
SET_MATH_OPERATOR_ASSIGN(">>>", 'r')
SET_MATH_OPERATOR_ASSIGN("**", 'p')
SET_MATH_OPERATOR_ASSIGN("//", 'v')
SET_MATH_OPERATOR_ASSIGN("&&", 'x')
SET_MATH_OPERATOR_ASSIGN("<>", 'z')
SET_MATH_OPERATOR_ASSIGN("%%", -176)
SET_MATH_OPERATOR_ASSIGN("reverselong", -1000)
SET_MATH_OPERATOR_ASSIGN("reverseshort", -1001)
SET_MATH_OPERATOR_ASSIGN("reverselonglong", -1002)
// no restrictions here
if(*p == '?') { // this is an "else" from the previous SET_MATH_OPERATOR_ASSIGN
p++;
SET_MATH_OPERATOR_ASSIGN("add", '+')
SET_MATH_OPERATOR_ASSIGN("mul", '*')
SET_MATH_OPERATOR_ASSIGN("div", '/')
SET_MATH_OPERATOR_ASSIGN("sub", '-')
SET_MATH_OPERATOR_ASSIGN("xor", '^')
SET_MATH_OPERATOR_ASSIGN("and", '&')
SET_MATH_OPERATOR_ASSIGN("or", '|')
SET_MATH_OPERATOR_ASSIGN("mod", '%')
SET_MATH_OPERATOR_ASSIGN("not", '!')
SET_MATH_OPERATOR_ASSIGN("com", '~')
SET_MATH_OPERATOR_ASSIGN("shl", '<')
SET_MATH_OPERATOR_ASSIGN("shr", '>')
SET_MATH_OPERATOR_ASSIGN("rol", 'l')
SET_MATH_OPERATOR_ASSIGN("ror", 'r')
SET_MATH_OPERATOR_ASSIGN("byteswap",'s')
SET_MATH_OPERATOR_ASSIGN("bitswap", 'w')
SET_MATH_OPERATOR_ASSIGN("equal", '=')
SET_MATH_OPERATOR_ASSIGN("neg", 'n')
SET_MATH_OPERATOR_ASSIGN("abs", 'a')
SET_MATH_OPERATOR_ASSIGN("radix", 'v')
SET_MATH_OPERATOR_ASSIGN("power", 'p')
SET_MATH_OPERATOR_ASSIGN("align", 'x')
SET_MATH_OPERATOR_ASSIGN("bitswap2", 'z')
// math.h
SET_MATH_OPERATOR_ASSIGN("sin", -1)
SET_MATH_OPERATOR_ASSIGN("cos", -2)
SET_MATH_OPERATOR_ASSIGN("tan", -3)
SET_MATH_OPERATOR_ASSIGN("sinh", -4)
SET_MATH_OPERATOR_ASSIGN("cosh", -5)
SET_MATH_OPERATOR_ASSIGN("tanh", -6)
SET_MATH_OPERATOR_ASSIGN("asin", -7)
SET_MATH_OPERATOR_ASSIGN("acos", -8)
SET_MATH_OPERATOR_ASSIGN("atan", -9)
SET_MATH_OPERATOR_ASSIGN("atan2", -10)
SET_MATH_OPERATOR_ASSIGN("exp", -11)
SET_MATH_OPERATOR_ASSIGN("log", -12)
SET_MATH_OPERATOR_ASSIGN("log10", -13)
SET_MATH_OPERATOR_ASSIGN("pow", -14)
SET_MATH_OPERATOR_ASSIGN("sqrt", -15)
SET_MATH_OPERATOR_ASSIGN("ceil", -16)
SET_MATH_OPERATOR_ASSIGN("floor", -17)
SET_MATH_OPERATOR_ASSIGN("fabs", -18)
SET_MATH_OPERATOR_ASSIGN("ldexp", -19)
SET_MATH_OPERATOR_ASSIGN("frexp", -20)
SET_MATH_OPERATOR_ASSIGN("modf", -21)
SET_MATH_OPERATOR_ASSIGN("fmod", -22)
SET_MATH_OPERATOR_ASSIGN("_hypot", -23)
SET_MATH_OPERATOR_ASSIGN("_j0", -24)
SET_MATH_OPERATOR_ASSIGN("_j1", -25)
SET_MATH_OPERATOR_ASSIGN("_jn", -26)
SET_MATH_OPERATOR_ASSIGN("_y0", -27)
SET_MATH_OPERATOR_ASSIGN("_y1", -28)
SET_MATH_OPERATOR_ASSIGN("_yn", -29)
SET_MATH_OPERATOR_ASSIGN("sinf", -30)
SET_MATH_OPERATOR_ASSIGN("sinl", -31)
SET_MATH_OPERATOR_ASSIGN("cosf", -32)
SET_MATH_OPERATOR_ASSIGN("cosl", -33)
SET_MATH_OPERATOR_ASSIGN("tanf", -34)
SET_MATH_OPERATOR_ASSIGN("tanl", -35)
SET_MATH_OPERATOR_ASSIGN("asinf", -36)
SET_MATH_OPERATOR_ASSIGN("asinl", -37)
SET_MATH_OPERATOR_ASSIGN("acosf", -38)
SET_MATH_OPERATOR_ASSIGN("acosl", -39)
SET_MATH_OPERATOR_ASSIGN("atanf", -40)
SET_MATH_OPERATOR_ASSIGN("atanl", -41)
SET_MATH_OPERATOR_ASSIGN("atan2f", -42)
SET_MATH_OPERATOR_ASSIGN("atan2l", -43)
SET_MATH_OPERATOR_ASSIGN("sinhf", -44)
SET_MATH_OPERATOR_ASSIGN("sinhl", -45)
SET_MATH_OPERATOR_ASSIGN("coshf", -46)
SET_MATH_OPERATOR_ASSIGN("coshl", -47)
SET_MATH_OPERATOR_ASSIGN("tanhf", -48)
SET_MATH_OPERATOR_ASSIGN("tanhl", -49)
SET_MATH_OPERATOR_ASSIGN("acosh", -50)
SET_MATH_OPERATOR_ASSIGN("acoshf", -51)
SET_MATH_OPERATOR_ASSIGN("acoshl", -52)
SET_MATH_OPERATOR_ASSIGN("asinh", -53)
SET_MATH_OPERATOR_ASSIGN("asinhf", -54)
SET_MATH_OPERATOR_ASSIGN("asinhl", -55)
SET_MATH_OPERATOR_ASSIGN("atanh", -56)
SET_MATH_OPERATOR_ASSIGN("atanhf", -57)
SET_MATH_OPERATOR_ASSIGN("atanhl", -58)
SET_MATH_OPERATOR_ASSIGN("expf", -59)
SET_MATH_OPERATOR_ASSIGN("expl", -60)
SET_MATH_OPERATOR_ASSIGN("exp2", -61)
SET_MATH_OPERATOR_ASSIGN("exp2f", -62)
SET_MATH_OPERATOR_ASSIGN("exp2l", -63)
SET_MATH_OPERATOR_ASSIGN("expm1", -64)
SET_MATH_OPERATOR_ASSIGN("expm1f", -65)
SET_MATH_OPERATOR_ASSIGN("expm1l", -66)
SET_MATH_OPERATOR_ASSIGN("frexpf", -67)
SET_MATH_OPERATOR_ASSIGN("frexpl", -68)
SET_MATH_OPERATOR_ASSIGN("ilogb", -69)
SET_MATH_OPERATOR_ASSIGN("ilogbf", -70)
SET_MATH_OPERATOR_ASSIGN("ilogbl", -71)
SET_MATH_OPERATOR_ASSIGN("ldexpf", -72)
SET_MATH_OPERATOR_ASSIGN("ldexpl", -73)
SET_MATH_OPERATOR_ASSIGN("logf", -74)
SET_MATH_OPERATOR_ASSIGN("logl", -75)
SET_MATH_OPERATOR_ASSIGN("log10f", -76)
SET_MATH_OPERATOR_ASSIGN("log10l", -77)
SET_MATH_OPERATOR_ASSIGN("log1p", -78)
SET_MATH_OPERATOR_ASSIGN("log1pf", -79)
SET_MATH_OPERATOR_ASSIGN("log1pl", -80)
SET_MATH_OPERATOR_ASSIGN("log2", -81)
SET_MATH_OPERATOR_ASSIGN("log2f", -82)
SET_MATH_OPERATOR_ASSIGN("log2l", -83)
SET_MATH_OPERATOR_ASSIGN("logb", -84)
SET_MATH_OPERATOR_ASSIGN("logbf", -85)
SET_MATH_OPERATOR_ASSIGN("logbl", -86)
SET_MATH_OPERATOR_ASSIGN("modff", -87)
SET_MATH_OPERATOR_ASSIGN("modfl", -88)
SET_MATH_OPERATOR_ASSIGN("scalbn", -89)
SET_MATH_OPERATOR_ASSIGN("scalbnf", -90)
SET_MATH_OPERATOR_ASSIGN("scalbnl", -91)
SET_MATH_OPERATOR_ASSIGN("scalbln", -92)
SET_MATH_OPERATOR_ASSIGN("scalblnf", -93)
SET_MATH_OPERATOR_ASSIGN("scalblnl", -94)
SET_MATH_OPERATOR_ASSIGN("cbrt", -95)
SET_MATH_OPERATOR_ASSIGN("cbrtf", -96)
SET_MATH_OPERATOR_ASSIGN("cbrtl", -97)
SET_MATH_OPERATOR_ASSIGN("fabsf", -98)
SET_MATH_OPERATOR_ASSIGN("fabsl", -99)
SET_MATH_OPERATOR_ASSIGN("hypot", -100)
SET_MATH_OPERATOR_ASSIGN("hypotf", -101)
SET_MATH_OPERATOR_ASSIGN("hypotl", -102)
SET_MATH_OPERATOR_ASSIGN("powf", -103)
SET_MATH_OPERATOR_ASSIGN("powl", -104)
SET_MATH_OPERATOR_ASSIGN("sqrtf", -105)
SET_MATH_OPERATOR_ASSIGN("sqrtl", -106)
SET_MATH_OPERATOR_ASSIGN("erf", -107)
SET_MATH_OPERATOR_ASSIGN("erff", -108)
SET_MATH_OPERATOR_ASSIGN("erfl", -109)
SET_MATH_OPERATOR_ASSIGN("erfc", -110)
SET_MATH_OPERATOR_ASSIGN("erfcf", -111)
SET_MATH_OPERATOR_ASSIGN("erfcl", -112)
SET_MATH_OPERATOR_ASSIGN("lgamma", -113)