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authorAnton Luka Šijanec <anton@sijanec.eu>2022-11-21 22:13:04 +0100
committerAnton Luka Šijanec <anton@sijanec.eu>2022-11-21 22:13:04 +0100
commita36d9a1b09a6632fd66ad67c7ba0c9692b058608 (patch)
treef8c4bb98ed1dfa04d983035a4299166eba774342 /utils/bencoding.c
parentcreated utils/bencoding.c, fixed bencoding (for now decode only). TODO: fuzz (diff)
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Diffstat (limited to 'utils/bencoding.c')
-rw-r--r--utils/bencoding.c54
1 files changed, 43 insertions, 11 deletions
diff --git a/utils/bencoding.c b/utils/bencoding.c
index a60e1b3..ae80546 100644
--- a/utils/bencoding.c
+++ b/utils/bencoding.c
@@ -7,29 +7,61 @@
#include <bencoding.c>
#define S0(x) (x ? x : "")
int main (int argc, char ** argv) {
- if (argc != 1+1)
- error_at_line(1, 0, __FILE__, __LINE__, "%s encode < json || %s decode < bencoding", S0(argv[0]), S0(argv[0]));
+ if (argc < 1+1)
+ error_at_line(1, 0, __FILE__, __LINE__, "%s encode < json || %s decode < bencoding || %s path path/to/obj < bencoding || %s foreach < bencoding", S0(argv[0]), S0(argv[0]), S0(argv[0]), S0(argv[0]));
+ if (argv[1][0] == 'p' && argc != 1+2)
+ error_at_line(1, 0, __FILE__, __LINE__, "set path!");
int size = 2048;
int len = 0;
char * in = malloc(size);
while (!feof(stdin) && !ferror(stdin)) {
if (!in)
error_at_line(2, 0, __FILE__, __LINE__, "heap alloc failed");
- len += fread(in, 1, size-len-1, stdin);
+ len += fread(in+len, 1, size-len-1, stdin);
if ((size - len) < 1024)
in = realloc(in, size *= 2);
}
if (argv[1][0] == 'e')
error_at_line(3, 0, __FILE__, __LINE__, "N/I");
struct bencoding * bencoding = bdecode(in, size, terminate);
- len = b2json_length(bencoding);
- char out[len+1];
- char * end = b2json(out, bencoding);
- *end = '\0';
- puts(out);
- if (end - out != len)
- error_at_line(4, 0, __FILE__, __LINE__, "b2json wrote %ld instead of %d bytes.", end-out, len);
- fprintf(stderr, "len: %d\n", len);
+ if (argv[1][0] == 'd') {
+ len = b2json_length(bencoding);
+ char out[len+1];
+ char * end = b2json(out, bencoding);
+ *end = '\0';
+ puts(out);
+ if (end - out != len)
+ error_at_line(4, 0, __FILE__, __LINE__, "b2json wrote %ld instead of %d bytes.", end-out, len);
+ fprintf(stderr, "len: %d\n", len);
+ }
+ if (argv[1][0] == 'p') {
+ len = b2json_length(bpath(bencoding, argv[2]));
+ char out[len+1];
+ char * end = b2json(out, bpath(bencoding, argv[2]));
+ *end = '\0';
+ puts(out);
+ if (end - out != len)
+ error_at_line(4, 0, __FILE__, __LINE__, "b2json wrote %ld instead of %d bytes.", end-out, len);
+ fprintf(stderr, "len: %d\n", len);
+ }
+ if (argv[1][0] == 'f') {
+ bforeach (value, bencoding) {
+ len = b2json_length(value->key);
+ char out[len+1];
+ char * end = b2json(out, value->key);
+ *end = '\0';
+ if (end - out != len)
+ error_at_line(4, 0, __FILE__, __LINE__, "b2json wrote %ld instead of %d bytes.", end-out, len);
+ printf("key(%d): %s\n", len, out);
+ len = b2json_length(value);
+ char out2[len+1];
+ end = b2json(out2, value);
+ *end = '\0';
+ if (end - out2 != len)
+ error_at_line(4, 0, __FILE__, __LINE__, "b2json wrote %ld instead of %d bytes.", end-out2, len);
+ printf("value(%d): %s\n", len, out2);
+ }
+ }
free_bencoding(bencoding);
free(in);
return 0;