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#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#define MAX_SECTION 128
#define MAX_LINE 2048
static char linebuf[MAX_LINE];
int read_line(FILE *fr)
{
int i = 0;
int c;
for(;;)
{
c = fgetc(fr);
switch(c)
{
case '\r':
break;
case '\n':
case EOF:
linebuf[i] = '\0';
break;
default:
if(i < MAX_LINE-1)
{
linebuf[i] = c;
i++;
}
break;
}
if(c == '\n') break;
if(c == EOF)
{
if(i == 0) return 0;
}
}
return 1;
}
void put_line(FILE *fw)
{
size_t s = strlen(linebuf);
fwrite(linebuf, 1, s, fw);
fputc('\r', fw);
fputc('\n', fw);
}
void help(const char *progname)
{
printf("%s [options] <source inf> <dest. inf> [enabled-section-1, [enable-section-2, [...]]]\n"
"options:\n"
"\t--softgpu\n"
"\t--build <num>\n"
"\t--day <num>\n"
"\t--month <num>\n"
"\t--year <num>\n\n",
progname);
}
int main(int argc, char **argv)
{
int i = 0;
char **sections = calloc(argc, sizeof(char**));
int sections_count = 0;
char *src = NULL;
char *dst = NULL;
int softgpu = 0;
int build = 0;
int day;
int month;
int year;
int print_help = 0;
char section_test[MAX_SECTION+3];
time_t atime;
struct tm *gmt;
time(&atime);
gmt = gmtime(&atime);
day = gmt->tm_mday;
month = gmt->tm_mon + 1;
year = gmt->tm_year + 1900;
for(i = 1; i < argc; i++)
{
if(strcmp(argv[i], "--help") == 0)
{
print_help = 1;
}
else if(strcmp(argv[i], "--softgpu") == 0)
{
softgpu = 1;
}
else if(strcmp(argv[i], "--build") == 0)
{
if(i+1 < argc)
{
build = atoi(argv[i+1]);
i++;
}
}
else if(strcmp(argv[i], "--day") == 0)
{
if(i+1 < argc)
{
day = atoi(argv[i+1]);
i++;
}
}
else if(strcmp(argv[i], "--month") == 0)
{
if(i+1 < argc)
{
month = atoi(argv[i+1]);
i++;
}
}
else if(strcmp(argv[i], "--year") == 0)
{
if(i+1 < argc)
{
year = atoi(argv[i+1]);
i++;
}
}
else
{
if(src == NULL)
{
src = argv[i];
}
else if(dst == NULL)
{
dst = argv[i];
}
else
{
sections[sections_count] = argv[i];
sections_count++;
}
}
}
if(print_help)
{
help(argv[0]);
return 0;
}
if(dst == NULL)
{
printf("source and destination are required!\n\n");
help(argv[0]);
return 1;
}
FILE *out = NULL;
FILE *in = fopen(src, "rb");
if(in)
{
out = fopen(dst, "wb");
if(out)
{
while(read_line(in))
{
if(strstr(linebuf, "DriverVer=") == linebuf)
{
sprintf(linebuf, "DriverVer=%02d/%02d/%04d, %d.%d.0.%d", month, day, year, softgpu+1, year, build);
}
else
{
for(i = 0; i < sections_count; i++)
{
sprintf(section_test, ";%s:", sections[i]);
if(strstr(linebuf, section_test) == linebuf)
{
size_t lb_len = strlen(linebuf);
size_t s_len = strlen(section_test);
memmove(linebuf, linebuf+s_len, lb_len-s_len+1);
}
}
}
put_line(out);
}
}
else
{
fprintf(stderr, "Failed to open output: %s\n", dst);
}
fclose(in);
}
else
{
fprintf(stderr, "Failed to open input: %s\n", src);
}
return 0;
}
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