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var.c
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var.c
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/*
Copyright 2009-2022 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 variables-related operations
/*
TODO and notes
var.size referred to var.name must be ever >= VAR_NAMESZ, this is an old
work-around introduced when I opted for strings allocated with a minimum
size of STRINGSZ.
check script:
get VAR long
print "%VAR%"
set VAR2 string VAR
print "%VAR2%"
*/
void check_variable_errors(int idx, variable_t *myvar) {
variable_t *var;
if(myvar) var = myvar;
else var = &g_variable[idx];
if(var->name) {
if(
#ifdef QUICKBMS_VAR_STATIC
(var->name != var->name_static) &&
#endif
(var->name != var->name_alloc)) {
fprintf(stderr, "\nError: %svariable %"PRId" contains an invalid name pointer, contact me!\n", (var == myvar) ? "array " : "", idx);
myexit(QUICKBMS_ERROR_BMS);
}
}
if(var->value) {
if(
#ifdef QUICKBMS_VAR_STATIC
(var->value != var->value_static) &&
#endif
(var->value != var->value_alloc)) {
fprintf(stderr, "\nError: %svariable %"PRId" contains an invalid value pointer, contact me!\n", (var == myvar) ? "array " : "", idx);
myexit(QUICKBMS_ERROR_BMS);
}
}
}
int is_MEMORY_FILE(u8 *str) {
if(str && !strnicmp(str, MEMORY_FNAME, MEMORY_FNAMESZ)) return 1;
return 0;
}
int get_memory_file(u8 *str) {
int ret = 0; // because -1 is returned for MEMORY_FILE
// MEMORY_FILE = -1
// MEMORY_FILE1 = -1
// MEMORY_FILE2 = -2
if(str) {
if(str[MEMORY_FNAMESZ] == '[') {
u8 *p = str + MEMORY_FNAMESZ + 1;
u8 *l = strchr(p, ']');
if(!l) l = p + strlen(p);
int idx = get_var_from_name(p, l - p);
if(idx >= 0) {
ret = get_var32(idx);
} else {
ret = myatoi(p);
}
} else {
ret = myatoi(str + MEMORY_FNAMESZ);
}
if(!ret) ret++;
if((ret < 0) || (ret > MAX_FILES)) {
fprintf(stderr, "\nError: too big MEMORY_FILE number\n");
myexit(QUICKBMS_ERROR_BMS);
}
ret = -ret;
}
if((ret >= 0) || (-ret < 0)) { // 0x80000000
fprintf(stderr, "\nError: the memory file has a positive number\n");
myexit(QUICKBMS_ERROR_BMS);
}
return ret;
}
int add_datatype(u8 *str) {
if(str) {
if(!stricmp(str, "Long")) return BMS_TYPE_LONG;
if(!stricmp(str, "Int")) return BMS_TYPE_SHORT;
if(!stricmp(str, "Byte")) return BMS_TYPE_BYTE;
if(!stricmp(str, "ThreeByte")) return BMS_TYPE_THREEBYTE;
if(!stricmp(str, "String")) return BMS_TYPE_STRING;
if(!stricmp(str, "ASize")) return BMS_TYPE_ASIZE;
// added by me
if(!stricmp(str, "sLong")) return BMS_TYPE_SIGNED_LONG;
if(!stricmp(str, "sInt")) return BMS_TYPE_SIGNED_SHORT;
if(!stricmp(str, "sShort")) return BMS_TYPE_SIGNED_SHORT;
if(!stricmp(str, "sByte")) return BMS_TYPE_SIGNED_BYTE;
if(!stricmp(str, "sThreeByte")) return BMS_TYPE_SIGNED_THREEBYTE;
if(!stricmp(str, "signed_Long")) return BMS_TYPE_SIGNED_LONG;
if(!stricmp(str, "signed_Int")) return BMS_TYPE_SIGNED_SHORT;
if(!stricmp(str, "signed_Short")) return BMS_TYPE_SIGNED_SHORT;
if(!stricmp(str, "signed_Byte")) return BMS_TYPE_SIGNED_BYTE;
if(!stricmp(str, "signed_ThreeByte")) return BMS_TYPE_SIGNED_THREEBYTE;
if(stristr(str, "bits")) return BMS_TYPE_BITS;
if(!stricmp(str, "Longlong")) return BMS_TYPE_LONGLONG;
//if(!stricmp(str, "Llong")) return BMS_TYPE_LONGLONG;
if(!stricmp(str, "hfloat")) return BMS_TYPE_FLOAT;
if(!stricmp(str, "int64")) return BMS_TYPE_LONGLONG;
if(!stricmp(str, "quad")) return BMS_TYPE_LONGLONG;
if(!stricmp(str, "ubyte")) return BMS_TYPE_BYTE;
if(!stricmp(str, "ushort")) return BMS_TYPE_SHORT;
if(!stricmp(str, "uint")) return BMS_TYPE_LONG;
if(!stricmp(str, "uint64")) return BMS_TYPE_LONGLONG;
if(!stricmp(str, "uquad")) return BMS_TYPE_LONGLONG;
if(!stricmp(str, "Short")) return BMS_TYPE_SHORT;
if(!stricmp(str, "Char")) return BMS_TYPE_BYTE;
if(!stricmp(str, "dword")) return BMS_TYPE_LONG;
if(!stricmp(str, "word")) return BMS_TYPE_SHORT;
if(!stricmp(str, "char16")) return BMS_TYPE_SHORT;
if(!stricmp(str, "FileName")) return BMS_TYPE_FILENAME;
if(!stricmp(str, "BaseName")) return BMS_TYPE_BASENAME;
if(!stricmp(str, "FilePath")) return BMS_TYPE_FILEPATH;
if(!stricmp(str, "FullPath")) return BMS_TYPE_FILEPATH;
if(!stricmp(str, "FullName")) return BMS_TYPE_FULLNAME;
if(!stricmp(str, "Extension")) return BMS_TYPE_EXTENSION;
if(!stricmp(str, "FileExt")) return BMS_TYPE_EXTENSION;
if(!stricmp(str, "current_folder")) return BMS_TYPE_CURRENT_FOLDER;
if(!stricmp(str, "file_folder")) return BMS_TYPE_FILE_FOLDER;
if(!stricmp(str, "input_folder")) return BMS_TYPE_INOUT_FOLDER;
if(!stricmp(str, "output_folder")) return BMS_TYPE_INOUT_FOLDER;
if(!stricmp(str, "bms_folder")) return BMS_TYPE_BMS_FOLDER;
if(!stricmp(str, "exe_folder")) return BMS_TYPE_EXE_FOLDER;
if(!stricmp(str, "Unicode")) return BMS_TYPE_UNICODE;
if(!stricmp(str, "UTF-16")) return BMS_TYPE_UNICODE;
if(!stricmp(str, "UTF16")) return BMS_TYPE_UNICODE;
if(!stricmp(str, "TO_Unicode")) return BMS_TYPE_TO_UNICODE;
if(!stricmp(str, "TO_UTF-16")) return BMS_TYPE_TO_UNICODE;
if(!stricmp(str, "TO_UTF16")) return BMS_TYPE_TO_UNICODE;
if(!stricmp(str, "Binary")) return BMS_TYPE_BINARY;
if(!stricmp(str, "Line")) return BMS_TYPE_LINE;
if(!stricmp(str, "UTF-8")) return BMS_TYPE_STRING;
if(!stricmp(str, "UTF8")) return BMS_TYPE_STRING;
if(!stricmp(str, "Alloc")) return BMS_TYPE_ALLOC;
if(!stricmp(str, "Compressed")) return BMS_TYPE_COMPRESSED;
if(!stricmp(str, "float")) return BMS_TYPE_FLOAT;
if(!stricmp(str, "float32")) return BMS_TYPE_FLOAT;
if(!stricmp(str, "double")) return BMS_TYPE_DOUBLE;
if(!stricmp(str, "float64")) return BMS_TYPE_DOUBLE;
if(!stricmp(str, "double64")) return BMS_TYPE_DOUBLE;
if(!stricmp(str, "longdouble")) return BMS_TYPE_LONGDOUBLE;
if(!stricmp(str, "double96")) return BMS_TYPE_LONGDOUBLE;
if(!stricmp(str, "bool")) return BMS_TYPE_LONG;
if(!stricmp(str, "void")) return BMS_TYPE_LONG;
if(!stricmp(str, "variable")) return BMS_TYPE_VARIABLE;
if(!stricmp(str, "variable1")) return BMS_TYPE_VARIABLE;
if(!stricmp(str, "variable2")) return BMS_TYPE_VARIABLE2;
if(!stricmp(str, "variable3")) return BMS_TYPE_VARIABLE3;
if(!stricmp(str, "variable4")) return BMS_TYPE_VARIABLE4;
if(!stricmp(str, "variable5")) return BMS_TYPE_VARIABLE5;
if(!stricmp(str, "variable6")) return BMS_TYPE_VARIABLE6;
if(!stricmp(str, "variable7")) return BMS_TYPE_VARIABLE7;
if(!stricmp(str, "unreal")) return BMS_TYPE_VARIABLE2;
if(!stricmp(str, "variant")) return BMS_TYPE_VARIANT;
if(!stricmp(str, "date")) return BMS_TYPE_TIME;
if(!stricmp(str, "time")) return BMS_TYPE_TIME;
if(!stricmp(str, "time_t")) return BMS_TYPE_TIME;
if(!stricmp(str, "time32")) return BMS_TYPE_TIME;
if(!stricmp(str, "timestamp")) return BMS_TYPE_TIME;
if(!stricmp(str, "date64")) return BMS_TYPE_TIME64;
if(!stricmp(str, "time64")) return BMS_TYPE_TIME64;
if(!stricmp(str, "timestamp64")) return BMS_TYPE_TIME;
if(!stricmp(str, "FILETIME")) return BMS_TYPE_TIME64;
if(!stricmp(str, "clsid")) return BMS_TYPE_CLSID;
if(!stricmp(str, "classid")) return BMS_TYPE_CLSID;
if(!stricmp(str, "uuid")) return BMS_TYPE_CLSID;
if(!stricmp(str, "ip")) return BMS_TYPE_IPV4;
if(!stricmp(str, "ipv4")) return BMS_TYPE_IPV4;
if(!stricmp(str, "inet4")) return BMS_TYPE_IPV4;
if(!stricmp(str, "ipv6")) return BMS_TYPE_IPV6;
if(!stricmp(str, "inet6")) return BMS_TYPE_IPV6;
if(!stricmp(str, "asm")) return BMS_TYPE_ASM;
if(!stricmp(str, "assembly")) return BMS_TYPE_ASM;
if(!stricmp(str, "assembler")) return BMS_TYPE_ASM;
if(!stricmp(str, "x86")) return BMS_TYPE_ASM;
if(!stricmp(str, "fullbasename")) return BMS_TYPE_FULLBASENAME;
if(!stricmp(str, "none")) return BMS_TYPE_NONE;
if(!stricmp(str, "null")) return BMS_TYPE_NONE;
if(!stricmp(str, "TCC")) return BMS_TYPE_TCC;
if(!stricmp(str, "asm16")) return BMS_TYPE_ASM16;
if(!stricmp(str, "asm64")) return BMS_TYPE_ASM64;
if(!stricmp(str, "assembly64")) return BMS_TYPE_ASM64;
if(!stricmp(str, "assembler64")) return BMS_TYPE_ASM64;
if(!stricmp(str, "x64")) return BMS_TYPE_ASM64;
if(!stricmp(str, "x86_64")) return BMS_TYPE_ASM64;
if(!stricmp(str, "arm")) return BMS_TYPE_ASM_ARM;
if(!stricmp(str, "arm_thumb")) return BMS_TYPE_ASM_ARM_THUMB;
if(!stricmp(str, "arm64")) return BMS_TYPE_ASM_ARM64;
if(!stricmp(str, "mips")) return BMS_TYPE_ASM_MIPS;
if(!stricmp(str, "mips64")) return BMS_TYPE_ASM_MIPS64;
if(!stricmp(str, "ppc")) return BMS_TYPE_ASM_PPC;
if(!stricmp(str, "ppc64")) return BMS_TYPE_ASM_PPC64;
if(!stricmp(str, "sparc")) return BMS_TYPE_ASM_SPARC;
if(!stricmp(str, "sysz")) return BMS_TYPE_ASM_SYSZ;
if(!stricmp(str, "xcore")) return BMS_TYPE_ASM_XCORE;
if(!stricmp(str, "powerpc")) return BMS_TYPE_ASM_PPC;
if(!stricmp(str, "powerpc64")) return BMS_TYPE_ASM_PPC64;
if(!stricmp(str, "unicode32")) return BMS_TYPE_UNICODE32;
if(!stricmp(str, "UTF-32")) return BMS_TYPE_UNICODE32;
if(!stricmp(str, "UTF32")) return BMS_TYPE_UNICODE32;
// ever at the end!
if(!stricmp(str, "unknown") || !stricmp(str, "?")) return BMS_TYPE_UNKNOWN;
//if(!stricmp(str, "8")) return BMS_TYPE_LONGLONG;
if(!stricmp(str, "4")) return BMS_TYPE_LONG;
if(!stricmp(str, "3")) return BMS_TYPE_THREEBYTE;
if(!stricmp(str, "2")) return BMS_TYPE_SHORT;
if(!stricmp(str, "1")) return BMS_TYPE_BYTE;
if(strstr(str, "64")) return BMS_TYPE_LONGLONG;
if(strstr(str, "32")) return BMS_TYPE_LONG;
if(strstr(str, "24")) return BMS_TYPE_THREEBYTE;
if(strstr(str, "16")) return BMS_TYPE_SHORT;
if(strstr(str, "8")) return BMS_TYPE_BYTE;
if(!stricmp(str, "regex")) return BMS_TYPE_REGEX;
if(!stricmp(str, "???")) return BMS_TYPE_PROMPT;
if(!stricmp(str, "prompt")) return BMS_TYPE_PROMPT;
if(!stricmp(str, "input")) return BMS_TYPE_PROMPT;
// nothing must be added here
}
fprintf(stderr, "\nError: invalid datatype %s at line %d\n", str, (i32)g_bms_line_number);
myexit(QUICKBMS_ERROR_BMS);
return -1;
}
u8 *datatype_to_string(i32 type) {
switch(type) {
case BMS_TYPE_BYTE: return "unsigned char"; break;
case BMS_TYPE_SHORT: return "unsigned short"; break;
case BMS_TYPE_THREEBYTE: return "unsigned int"; break;
case BMS_TYPE_LONG: return "unsigned int"; break;
case BMS_TYPE_LONGLONG: return "unsigned long long"; break;
case BMS_TYPE_STRING: return "char *"; break;
case BMS_TYPE_ASIZE: return "int"; break;
case BMS_TYPE_PURETEXT: return "char *"; break;
case BMS_TYPE_PURENUMBER: return "int"; break;
case BMS_TYPE_TEXTORNUMBER: return "int"; break;
case BMS_TYPE_FILENUMBER: return "int"; break;
case BMS_TYPE_FILENAME: return "char *"; break;
case BMS_TYPE_BASENAME: return "char *"; break;
case BMS_TYPE_EXTENSION: return "char *"; break;
case BMS_TYPE_UNICODE: return "wchar_t *"; break;
case BMS_TYPE_BINARY: return "unsigned char *"; break;
case BMS_TYPE_LINE: return "char *"; break;
case BMS_TYPE_FULLNAME: return "char *"; break;
case BMS_TYPE_CURRENT_FOLDER: return "char *"; break;
case BMS_TYPE_FILE_FOLDER: return "char *"; break;
case BMS_TYPE_INOUT_FOLDER: return "char *"; break;
case BMS_TYPE_BMS_FOLDER: return "char *"; break;
case BMS_TYPE_EXE_FOLDER: return "char *"; break;
case BMS_TYPE_ALLOC: return "unsigned char *"; break;
case BMS_TYPE_COMPRESSED: return "unsigned char *"; break;
case BMS_TYPE_FLOAT: return "float"; break;
case BMS_TYPE_DOUBLE: return "double"; break;
case BMS_TYPE_LONGDOUBLE: return "long double"; break;
case BMS_TYPE_VARIABLE: return "void *"; break;
case BMS_TYPE_VARIABLE2: return "void *"; break;
case BMS_TYPE_VARIANT: return "void *"; break;
case BMS_TYPE_BITS: return "char *"; break;
case BMS_TYPE_TIME: return "char *"; break;
case BMS_TYPE_TIME64: return "char *"; break;
case BMS_TYPE_CLSID: return "char *"; break;
case BMS_TYPE_IPV4: return "char *"; break;
case BMS_TYPE_IPV6: return "char *"; break;
case BMS_TYPE_VARIABLE3: return "void *"; break;
case BMS_TYPE_SIGNED_BYTE: return "signed char"; break;
case BMS_TYPE_SIGNED_SHORT: return "signed short"; break;
case BMS_TYPE_SIGNED_THREEBYTE: return "signed int"; break;
case BMS_TYPE_SIGNED_LONG: return "signed long"; break;
case BMS_TYPE_VARIABLE4: return "void *"; break;
case BMS_TYPE_VARIABLE5: return "void *"; break;
case BMS_TYPE_FILEPATH: return "char *"; break;
case BMS_TYPE_FULLBASENAME: return "char *"; break;
case BMS_TYPE_TO_UNICODE: return "wchar_t *"; break;
case BMS_TYPE_TCC: return "void *"; break;
case BMS_TYPE_VARIABLE6: return "void *"; break;
case BMS_TYPE_VARIABLE7: return "void *"; break;
case BMS_TYPE_UNICODE32: return "wchar_t *"; break;
case BMS_TYPE_PROMPT: return "char *"; break;
default: break;
}
return "int";
}
int get_var_from_name(u8 *name, int namelen) { // a memory_file IS NOT a variable!
int i;
if(!name) return -1;
if(namelen < 0) namelen = strlen(name);
for(i = 0; g_variable[i].name; i++) {
check_variable_errors(i, NULL);
if(strlen(g_variable[i].name) != namelen) continue;
// the following check is necessary because name may be longer than namelen
if(!strnicmp(g_variable[i].name, name, namelen) && !g_variable[i].name[namelen]) return i;
//if(!strnicmp(g_variable[i].name, name, namelen) && (strlen(g_variable[i].name) == namelen)) return i;
}
return -1;
}
int calcc_readtime(char *data) {
int out = 0;
i32 ss = 0,
mm = 0,
hh = 0;
sscanf(
data,
"%02d:%02d:%02d",
&hh,
&mm,
&ss);
// hh %= 24; // maximum freedom of using bigger values
// mm %= 60;
// ss %= 60;
out = (hh * 60 * 60) + (mm * 60) + ss;
if(!out) out = time(NULL);
return(out);
}
int getvarnum(u8 *name, int namesz) {
int var;
var = get_var_from_name(name, namesz);
if(var >= 0) {
return get_var32(var);
}
if(!name) return 0;
int num = 0;
u8 *p = name;
switch(*p) {
// copy&pasted from calcc.c
case 'o': num = readbase(p + 1, 8, NULL); break;
case 'b': num = readbase(p + 1, 2, NULL); break;
//case 'i': num = ip2num(p + 1); break;
//case 'q': num = readbase(p + 1, 4); break;
case 't': num = calcc_readtime(p + 1); break;
/*
case 'd': num = readbase(p + 1, 10, NULL) * 86400; break;
case 'm': num = readbase(p + 1, 10, NULL) * 2629744; break; // 28,29,30 and 31
case 'y': num = readbase(p + 1, 10, NULL) * 31556926; break;
case 'c': {
num = readbase(p + 1, 10, NULL) * left;
num /= 100;
break;
}
*/
//case '\"': // impossible because " gets replaced by '
case '\'': {
for(++p; *p && (*p != '\''); p++) {
num <<= 8;
num |= *p;
}
break;
}
default: num = readbase(p, 10, NULL); break;
}
return num;
}
void var_check_idx(int idx, i32 line) {
if((idx < 0) || (idx >= MAX_VARS)) {
fprintf(stderr,
"\nError: invalid variable index (%"PRId"), error in QuickBMS (%s %d)\n",
idx, __FILE__ /* ever var.c */, line);
myexit(QUICKBMS_ERROR_BMS);
}
check_variable_errors(idx, NULL);
}
int check_sub_vars(int idx, int create_if_unexistent);
/*
X1 value32
X2 value
X3 name
X4 memory_file
X5 array
*/
// do NOT enable X4 and memory files here or will be visualized an error!
#define GET_VAR_COMMON(X1,X2,X3,X4,X5) \
int sub_idx; \
var_check_idx(idx, __LINE__); \
if(g_variable[idx].sub_var && g_variable[idx].sub_var->active) { \
sub_idx = check_sub_vars(idx, 1 /* yes it was 0 but this is the easiest way to fix any issue like "math VAR[i] = 123" or "if VAR[i] != 0" in a for() cycle */); \
if(sub_idx < 0) { \
fprintf(stderr, "\nError: the specified coordinates of the multidimensional array don't exist\n"); \
myexit(QUICKBMS_ERROR_BMS); \
} \
return(X5); \
} \
if(g_variable[idx].isnum) { \
if(g_verbose > 0) printf(" <get %s (%d) 0x%"PRIx"\n", g_variable[idx].name, (i32)idx, g_variable[idx].value32); \
/* else if(g_verbose < 0) printf(" %-10s 0x%08x\n", g_variable[idx].name, (i32)g_variable[idx].value32); */ \
return(X1); \
} \
if(g_variable[idx].value) { \
if(g_verbose > 0) printf(" <get %s (%d) \"%s\"\n", g_variable[idx].name, (i32)idx, g_variable[idx].value); \
/* else if(g_verbose < 0) printf(" %-10s \"%s\"\n", g_variable[idx].name, g_variable[idx].value); */ \
return(X2); \
} \
if(g_variable[idx].name[0] && !is_MEMORY_FILE(g_variable[idx].name)) { /* "" is for sequential file names */ \
if(g_verbose > 0) printf("- variable \"%s\" seems uninitialized, I use its name\n", g_variable[idx].name); \
/* else if(g_verbose < 0) printf(" %-10s \"%s\"\n", g_variable[idx].name, g_variable[idx].name); */ \
/* myexit(QUICKBMS_ERROR_BMS); */ \
} \
if(g_verbose > 0) printf(" <get %s (%d) \"%s\"\n", g_variable[idx].name, (i32)idx, g_variable[idx].name); \
/* else if(g_verbose < 0) printf(" %-10s \"%s\"\n", g_variable[idx].name, g_variable[idx].name); */ \
return(X3);
u8 *get_varname(int idx) {
if((idx < 0) || (idx >= MAX_VARS)) {
//fprintf(stderr, "\nError: invalid variable index (%"PRId"), error in QuickBMS\n", idx);
//myexit(QUICKBMS_ERROR_BMS);
return "";
}
check_variable_errors(idx, NULL);
return(g_variable[idx].name);
}
int get_var32(int idx) {
GET_VAR_COMMON(
g_variable[idx].value32,
myatoi(g_variable[idx].value),
myatoi(g_variable[idx].name),
myatoi(g_memory_file[-get_memory_file(g_variable[idx].name)].data),
myatoi(g_variable[idx].sub_var->array[sub_idx].data)
)
}
u8 *get_var(int idx) {
GET_VAR_COMMON(
myitoa(g_variable[idx].value32),
g_variable[idx].value,
g_variable[idx].name,
g_memory_file[-get_memory_file(g_variable[idx].name)].data,
g_variable[idx].sub_var->array[sub_idx].data
)
}
int get_var_fullsz(int idx) {
GET_VAR_COMMON(
strlen(myitoa(g_variable[idx].value32)),
#ifdef QUICKBMS_VAR_STATIC
g_variable[idx].real_size,
#else
g_variable[idx].size,
#endif
strlen(g_variable[idx].name),
g_memory_file[-get_memory_file(g_variable[idx].name)].size,
g_variable[idx].sub_var->array[sub_idx].size
)
}
void *get_var_ptr(int idx) {
GET_VAR_COMMON(
&g_variable[idx].value32,
g_variable[idx].value,
g_variable[idx].name,
g_memory_file[-get_memory_file(g_variable[idx].name)].data,
g_variable[idx].sub_var->array[sub_idx].data
)
}
int var_is_a_string(int idx) {
GET_VAR_COMMON(
0,
1,
1,
1,
1
)
}
int var_is_a_number(int idx) {
GET_VAR_COMMON(
1,
0,
0,
0,
0
)
}
int var_is_a_memory_file(int idx) {
GET_VAR_COMMON(
0,
0,
1, // uhmmm correct?
1,
0
)
}
int var_is_a_constant(int idx) {
var_check_idx(idx, __LINE__);
if(g_variable[idx].constant) return 1;
return 0;
}
int var_is_a_constant_string(int idx) {
var_check_idx(idx, __LINE__);
if(!g_variable[idx].isnum) {
if(g_variable[idx].constant) return 1;
}
return 0;
}
void *get_var_ptr_cmd(int idx, int cmd, int cmd_idx, int parse_strings, int *ret_size, int *retn) {
void *ptr = NULL;
int n;
if(retn) *retn = 0;
if(ret_size) *ret_size = 0;
n = (cmd_idx < 0) ? idx : CMD.var[cmd_idx];
if(n < 0) { // MEMORY_FILE
n = myabs(n);
ptr = (void *)(g_memory_file[n].data + g_memory_file[n].pos);
if(ret_size) {
*ret_size = g_memory_file[n].size - g_memory_file[n].pos;
if(*ret_size < 0) *ret_size = 0;
}
if((cmd_idx >= 0) && CMD.num[cmd_idx]) { // &var / VARPTR
// it's not possible to return the pointer to data+pos, so let's return data only
// please note that this feature is quite useless and senseless but it may work in some rare situations
ptr = (void *)&g_memory_file[n].data;
}
} else {
if(parse_strings && var_is_a_string(n)) {
ptr = (void *)get_var(n);
if(ret_size) {
*ret_size = get_var_fullsz(n);
if(*ret_size < 0) *ret_size = 0;
}
} else {
if((cmd_idx >= 0) && CMD.num[cmd_idx]) { // &var / VARPTR
ptr = (void *)&g_variable[n].value32;
if(ret_size) *ret_size = sizeof(int);
} else {
// return a negative value for numbers
// if insum < 0, cannot return g_variable[n].float64;
if(retn) {
*retn = get_var32(n);
ptr = (void *)(*retn);
} else {
ptr = (void *)get_var32(n);
}
if(g_variable[n].isnum < 0) {
if(ret_size) *ret_size = -2;
} else {
if(ret_size) *ret_size = -1;
}
}
}
}
return ptr;
}
int check_sub_vars(int idx, int create_if_unexistent) {
static int tmp32sz = 0;
static int *tmp32 = NULL;
int i,
sz,
sub_idx;
var_check_idx(idx, __LINE__);
if(!g_variable[idx].sub_var) return -1;
if(!g_variable[idx].sub_var->vars) return -1;
sz = g_variable[idx].sub_var->vars * sizeof(int);
if(sz > tmp32sz) {
tmp32 = realloc(tmp32, sz);
if(!tmp32) STD_ERR(QUICKBMS_ERROR_MEMORY);
tmp32sz = sz;
}
for(i = 0; i < g_variable[idx].sub_var->vars; i++) {
sub_idx = get_var32(g_variable[idx].sub_var->var[i]);
if(sub_idx < 0) {
fprintf(stderr, "\nError: the sub_variable index for the array is invalid (%"PRId"->%"PRId")\n", i, sub_idx);
myexit(QUICKBMS_ERROR_BMS);
}
tmp32[i] = sub_idx;
}
for(i = 0; i < g_variable[idx].sub_var->arrays; i++) {
if(!memcmp(tmp32, g_variable[idx].sub_var->array[i].info, sz)) break;
}
if(i >= g_variable[idx].sub_var->arrays) {
if(!create_if_unexistent) return -1;
MAX_ALLOC_CHECK(g_variable[idx].sub_var->arrays);
g_variable[idx].sub_var->array = realloc(g_variable[idx].sub_var->array, (g_variable[idx].sub_var->arrays + 1) * sizeof(data_t));
if(!g_variable[idx].sub_var->array) STD_ERR(QUICKBMS_ERROR_MEMORY);
i = g_variable[idx].sub_var->arrays;
g_variable[idx].sub_var->arrays++;
memset(&g_variable[idx].sub_var->array[i], 0, sizeof(data_t));
malloc_copy((void **)&g_variable[idx].sub_var->array[i].info, tmp32, sz);
}
return i;
}
// I chose -2 because it's negative and is different than -1, a fast solution
int add_varval(int idx, /*u8 *name,*/ u8 *val, int val32, int valsz) {
static int force_constants_reusage = 0;
int sub_idx;
if(valsz != -2) {
if(g_variable[idx].constant) {
//return -1; //goto quit_error;
if(!force_constants_reusage) {
fprintf(stderr, "\n"
"- Variable %d (\"%s\") at line %d is constant but the script tries to edit it.\n"
" Do you want to continue anyway (y/N)?\n"
" ",
(i32)idx, g_variable[idx].name, (i32)g_bms_line_number);
if(get_yesno(NULL) != 'y') return -1;
force_constants_reusage = 1;
}
}
// experimental multi-dimensional arrays
if(g_variable[idx].sub_var && g_variable[idx].sub_var->vars) {
sub_idx = check_sub_vars(idx, 1);
if(sub_idx < 0) {
fprintf(stderr, "\nError: multi dimensional add_varval error\n");
myexit(QUICKBMS_ERROR_BMS);
}
// do NOT use strdup_replace!
if(!val) {
val = myitoa(val32);
valsz = strlen(val);
}
if(valsz < 0) {
valsz = strlen(val);
if(valsz < 0) ALLOC_ERR;
}
if(!g_variable[idx].sub_var->array[sub_idx].data || (g_variable[idx].sub_var->array[sub_idx].size < valsz)) { // avoids a NULL pointer with val ""
g_variable[idx].sub_var->array[sub_idx].data = realloc(g_variable[idx].sub_var->array[sub_idx].data, valsz + 2);
}
g_variable[idx].sub_var->array[sub_idx].size = valsz;
STR_MEMCPY(g_variable[idx].sub_var->array[sub_idx].data, val, valsz);
g_variable[idx].sub_var->array[sub_idx].data[valsz] = 0;
g_variable[idx].sub_var->array[sub_idx].data[valsz + 1] = 0;
/* old version
if(val) {
strdup_replace(&g_variable[idx].sub_var->array[sub_idx].data, val, valsz, &g_variable[idx].sub_var->array[sub_idx].size);
//g_variable[idx].sub_var->array[sub_idx].isnum = 0;
} else {
strdup_replace(&g_variable[idx].sub_var->array[sub_idx].data, myitoa(val32), -1, &g_variable[idx].sub_var->array[sub_idx].size);
//g_variable[idx].sub_var->array[sub_idx].isnum = 1;
}
*/
if(!g_variable[idx].sub_var->active) g_variable[idx].sub_var->active = 1;
return 0;
}
if(!val) {
if(valsz < 0) valsz = sizeof(val32);
g_variable[idx].value32 = val32;
g_variable[idx].isnum = 1;
#ifdef QUICKBMS_VAR_STATIC
g_variable[idx].real_size = 0;
#endif
//val = myitoa(val32); // commented out to improve the performances, better to never enable!
} else {
g_variable[idx].isnum = 0;
}
if(val) {
if(valsz < 0) {
valsz = strlen(val);
if(valsz < 0) ALLOC_ERR;
g_variable[idx].binary = 0;
} else {
g_variable[idx].binary = 1;
}
/*
if(valsz < strlen(val)) {
fprintf(stderr, "\nError: there is an error in QuickBMS: valsz < strlen(val). Contact me!\n");
myexit(QUICKBMS_ERROR_BMS);
}
*/
#ifdef QUICKBMS_VAR_STATIC
if(valsz <= VAR_VALUESZ) {
STR_MEMCPY(g_variable[idx].value_static, val, valsz);
g_variable[idx].size = VAR_VALUESZ; // valsz
//g_variable[idx].value_static[valsz] = 0;
memset(g_variable[idx].value_static + valsz, 0, (g_variable[idx].size + 1) - valsz); // good for undelimited utf16 unicodes
g_variable[idx].value = g_variable[idx].value_static;
} else
#endif
{
strdup_replace(&g_variable[idx].value_alloc, val, valsz, &g_variable[idx].size);
g_variable[idx].value = g_variable[idx].value_alloc;
}
#ifdef QUICKBMS_VAR_STATIC
g_variable[idx].real_size = valsz;
#endif
}
//} else {
// avoids problems with commands like putvarchr
// in short if the variable has no value (uninitialized) then it uses the
// name but if this value gets reallocated then the name will continue
// to point to the old value causing tons of problems
// do not enable the following so the user can notice his errors,
// for example a full script containing only:
// putvarchr MYVAR 0x1000000 0
//strdup_replace(&g_variable[idx].value, name, -1, &g_variable[idx].size);
}
return 0;
}
int *add_multi_dimensional(u8 *name, int *sub_vars) {
int ret = 0,
op = 0,
cl = 0,
*sub_var = NULL;
u8 *s,
*p,
*l;
if(sub_vars) *sub_vars = 0;
if(!name) return NULL;
for(s = name; *s; s++) {
if(*s == '[') {
if(s[1] == ']') return NULL; // []
op++;
}
if(*s == ']') {
cl++;
if(op != cl) return NULL;
}
}
if(op != cl) { // [[asdf]
//fprintf(stderr, "\nError: add_multi_dimensional with different number of [ and ]\n");
//myexit(QUICKBMS_ERROR_BMS);
return NULL;
}
if(!op) return NULL; // ]
if(!cl) return NULL; // [
sub_var = calloc(op, sizeof(int));
if(!sub_var) STD_ERR(QUICKBMS_ERROR_MEMORY);
p = NULL;
l = NULL;
for(s = name; *s; s++) {
if(*s == '[') {
p = s;
l = NULL;
continue;
} else if(*s == ']') {
l = s;
} else {
continue;
}
if(!p || (l < p)) {
fprintf(stderr, "\nError: add_multi_dimensional error\n");
myexit(QUICKBMS_ERROR_BMS);
}
*p = 0;
*l = 0;
sub_var[ret] = add_var(0, p + 1, NULL, 0, -2);
*p = '[';
*l = ']';
p = NULL;
l = NULL;
ret++;
}
if(sub_vars) *sub_vars = ret;
return(sub_var);
}
int add_var(int idx, u8 *name, u8 *val, int val32, int valsz) {
int sub_vars = 0,
*sub_var = NULL,
t;
int is_const = g_lame_add_var_const_workaround;
g_lame_add_var_const_workaround = 0;
// do NOT touch valsz, it's a job of strdup_replace
var_check_idx(idx, __LINE__);
//if((valsz == -2) && !name) name = ""; // specific for the ARGs, only in case of errors in my programming
// if(valsz < 0) valsz = STRINGSZ; do NOT do this, valsz is calculated on the length of val
if(!name) { // && (idx >= 0)) {
//name = g_variable[idx].name; // unused
if(add_varval(idx, val, val32, valsz) < 0) goto quit_error;
//goto quit;
} else { // used only when the bms file is parsed at the beginning
if(!stricmp(name, "EXTRCNT") || !stricmp(name, "BytesRead") || !stricmp(name, "NotEOF") || !stricmp(name, "SOF") || !stricmp(name, "EOF")) {
if(!g_mex_default) {
g_mex_default = 1; // this avoids to waste cpu for these boring and useless variables
g_mex_default_init(0);
}
}
for(idx = 0; g_variable[idx].name; idx++) {
// stricmp = case INSENSITIVE
// strcmp = case SENSITIVE
if(g_insensitive) t = stricmp(g_variable[idx].name, name);
else t = strcmp (g_variable[idx].name, name);
if(!t) {
if(add_varval(idx, val, val32, valsz) < 0) goto quit_error;
goto quit;
}
}
if(idx >= MAX_VARS) {
fprintf(stderr, "\nError: the script uses more variables (%"PRId") than supported\n", idx);
myexit(QUICKBMS_ERROR_BMS);
}
t = strlen(name);
if(g_force_cstring) {
t = cstring(name, name, -1, NULL, NULL);
}
if(t < 0) ALLOC_ERR;
#ifdef QUICKBMS_VAR_STATIC
if(t <= VAR_NAMESZ) {
STR_MEMCPY(g_variable[idx].name_static, name, t + 1);
g_variable[idx].name = g_variable[idx].name_static;
g_variable[idx].size = VAR_NAMESZ; // t
} else
#endif
{
strdup_replace(&g_variable[idx].name_alloc, name, t, &g_variable[idx].size);
g_variable[idx].name = g_variable[idx].name_alloc;
}
#ifdef QUICKBMS_VAR_STATIC
g_variable[idx].real_size = t;
#endif
if(add_varval(idx, val, val32, valsz) < 0) goto quit_error;
if(!g_variable[idx].name[0]) { // ""
g_variable[idx].constant = 1; // it's like read-only
}
if(is_const) {
g_variable[idx].constant = 1;
} else {
// if this "if" is removed the tool will be a bit slower but will be able to handle completely the script in the example below
if(myisdigitstr(g_variable[idx].name)) { // removes the problem of Log "123.txt" 0 0
//if(myisdigit(g_variable[idx].name[0])) { // number: why only the first byte? because decimal and hex (0x) start all with a decimal number or a '-'
//strdup_replace(&g_variable[idx].value, g_variable[idx].name, -1, &g_variable[idx].size);
g_variable[idx].value32 = myatoi(g_variable[idx].name);
g_variable[idx].isnum = 1;
g_variable[idx].constant = 1; // it's like read-only
// there is only one incompatibility with the string-only variables, but it's acceptable for the moment:
// set NAME string "mytest"
// set NUM long 0x1234
// string NAME += NUM
// print "%NAME%"
// set NUM string "0x12349999999999"
// string NAME += NUM
// print "%NAME%"
}
}
if(!g_variable[idx].sub_var) {
sub_var = add_multi_dimensional(name, &sub_vars);
if(sub_var) {
g_variable[idx].sub_var = calloc(sizeof(sub_variable_t), 1);
if(!g_variable[idx].sub_var) STD_ERR(QUICKBMS_ERROR_MEMORY);
g_variable[idx].sub_var->var = sub_var;
g_variable[idx].sub_var->vars = sub_vars;
}
}
}
quit:
if(g_verbose > 0) {
if(g_variable[idx].isnum) {
printf(" >set %s (%"PRId") to 0x%"PRIx"\n", g_variable[idx].name, idx, g_variable[idx].value32);
} else if(g_variable[idx].value) {
printf(" >set %s (%"PRId") to \"%s\"\n", g_variable[idx].name, idx, g_variable[idx].value);
} else {
printf(" >set %s (%"PRId") to \"%s\"\n", g_variable[idx].name, idx, g_variable[idx].name);
}
/*} else if(g_verbose < 0) {
if(g_variable[idx].isnum) {
printf(" >%-10s 0x%"PRIx"\n", g_variable[idx].name, g_variable[idx].value32);
} else if(g_variable[idx].value) {
printf(" >%-10s \"%s\"\n", g_variable[idx].name, g_variable[idx].value);
} else {
printf(" >%-10s \"%s\"\n", g_variable[idx].name, g_variable[idx].name);
} */
}
return(idx);
quit_error:
fprintf(stderr, "\nError: there is something wrong in the BMS script, please check it\n");
myexit(QUICKBMS_ERROR_BMS);
return -1;
}
#define add_var_const(A, B, C, D, E) \
add_var( \
((g_lame_add_var_const_workaround = 1) & 0) + A, \
B, C, D, E)
// this function is a partial work-around
int quick_var_from_name_check(u8 **ret_key, int *ret_keysz) {
int keysz = -1,
idx = -1;
u8 *key,
*p;
if(!ret_key || !*ret_key) return -1;