The SSH host key has changed on 8 April, 2022 to this one: SHA256:573uTBSeh74kvOo0HJXi5ijdzRm8me27suzNEDlGyrQ
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Initial version

master
Gergely Polonkai 6 years ago
commit
b299344127
  1. 2
      .gitignore
  2. 145
      bin2xpm.c
  3. 52
      bindump.c
  4. 9
      i-love-you.c
  5. 9
      programmer.c

2
.gitignore vendored

@ -0,0 +1,2 @@
a.out
bin2xpm

145
bin2xpm.c

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/*
* This file was originally written by Gergely Polonkai, and is
* licensed inder the DBAD:
*
* Do whatever you like with the original work, just don't be a dick.
*
* Being a dick includes - but is not limited to - the following
* instances:
* 1a. Outright copyright infringement - Don't just copy this and
* change the name.
* 1b. Selling the unmodified original with no work done
* what-so-ever, that's REALLY being a dick.
* 1c. Modifying the original work to contain hidden harmful
* content. That would make you a PROPER dick.
*
* If you become rich through modifications, related works/services,
* or supporting the original work, share the love. Only a dick would
* make loads off this work and not buy the original work's creator(s)
* a pint.
*
* Code is provided with no warranty. Using somebody else's code and
* bitching when it goes wrong makes you a DONKEY dick. Fix the
* problem yourself. A non-dick would submit the fix back.
*/
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <math.h>
#include <stdlib.h>
#include <sys/mman.h>
#include <string.h>
int
main(int argc, char **argv)
{
FILE *binfile;
struct stat ret;
int i;
signed int found_width = -1;
unsigned int less_height = -1;
int found_height;
void *filemap;
off_t a;
char *xpm_line;
static int valid_widths[] = {320, 640, 800, 1024, 1280, 1600};
if (argc < 2) {
fprintf(stderr, "Usage: %s <binfile>\n", argv[0]);
fprintf(stderr,
"\tWhere <binfile> is a binary representation of a file,\n"
"created with bindump\n");
return 1;
}
if ((binfile = fopen(argv[1], "r")) == NULL) {
fprintf(stderr, "Unable to open file '%s'\n", argv[1]);
return 1;
}
if (stat(argv[1], &ret) != 0) {
fprintf(stderr, "Unable to stat file '%s'\n", argv[1]);
return 1;
}
for (i = 0; i < sizeof(valid_widths) / sizeof(int); i++) {
int height;
int best_height;
int diff;
best_height = (int)ceil(valid_widths[i] * 0.75);
height = (int)ceil(ret.st_size / valid_widths[i]);
diff = abs(best_height - height);
if (diff < less_height) {
less_height = diff;
found_width = i;
}
}
if (found_width == -1) {
fprintf(stderr,
"Couldn't find the best size for the image\n"
"(VERY strange... should never happen)\n");
return 1;
}
found_height = (int)ceil((float)ret.st_size
/ (float)valid_widths[found_width]);
filemap = mmap(NULL,
ret.st_size,
PROT_READ,
MAP_PRIVATE,
fileno(binfile),
0);
if (filemap == NULL) {
fprintf(stderr, "Unable to mmap file '%s'\n", argv[1]);
return 1;
}
fprintf(stdout, "/* XPM */\n");
fprintf(stdout, "static char * data[] = {\n");
fprintf(stdout,
"\"%d %d 3 1\",\n",
valid_widths[found_width],
found_height);
fprintf(stdout, "\"0\tc #000000\",\n");
fprintf(stdout, "\"1\tc #ffffff\",\n");
fprintf(stdout, "\"2\tc #ff00ff\"");
xpm_line = malloc(valid_widths[found_width] + 1);
for (a = 0; a < ret.st_size; a++) {
if (a % valid_widths[found_width] == 0) {
if (a != 0) {
fprintf(stdout, ",\n");
fprintf(stdout, "\"%s\"", xpm_line);
}
memset(xpm_line, 0, valid_widths[found_width] + 1);
}
xpm_line[a % valid_widths[found_width]] = ((char *)filemap)[a];
}
if (*xpm_line != 0) {
for (i = strlen(xpm_line); i < valid_widths[found_width]; i++) {
xpm_line[i] = '2';
}
fprintf(stdout, ",\n\"%s\"};\n", xpm_line);
}
munmap(filemap, ret.st_size);
return 0;
}

52
bindump.c

@ -0,0 +1,52 @@
/*
* This file was originally written by Gergely Polonkai, and is
* licensed inder the DBAD:
*
* Do whatever you like with the original work, just don't be a dick.
*
* Being a dick includes - but is not limited to - the following
* instances:
* 1a. Outright copyright infringement - Don't just copy this and
* change the name.
* 1b. Selling the unmodified original with no work done
* what-so-ever, that's REALLY being a dick.
* 1c. Modifying the original work to contain hidden harmful
* content. That would make you a PROPER dick.
*
* If you become rich through modifications, related works/services,
* or supporting the original work, share the love. Only a dick would
* make loads off this work and not buy the original work's creator(s)
* a pint.
*
* Code is provided with no warranty. Using somebody else's code and
* bitching when it goes wrong makes you a DONKEY dick. Fix the
* problem yourself. A non-dick would submit the fix back.
*/
#include <stdio.h>
int
main(int argc, char **argv)
{
FILE *file;
int c;
if ((file = fopen(argv[1], "r")) == NULL) {
fprintf(stderr, "Unable to open file!\n");
return 1;
}
while ((c = fgetc(file)) != EOF) {
int i;
// For each byte in a file, print the byte as a binary string
// (a bunch of '0' and '1' characters
for (i = 7; i>= 0; i--) {
printf(((c & (2 ^i)) != 0) ? "0" : "1");
}
}
return 0;
}

9
i-love-you.c

@ -0,0 +1,9 @@
#include <stdio.h>
int
main(int argc, char **argv)
{
printf("I love you!\n");
return 0;
}

9
programmer.c

@ -0,0 +1,9 @@
#include <stdio.h>
int
main(int argc, char **argv)
{
printf("I'm a C programmer on GNU/Linux.\n");
return 0;
}
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