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fixed decoding and cached read

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This commit is contained in:
TLINDEN
2014-02-23 11:03:49 +01:00
parent 33d80dab29
commit 5dd40a1779
4 changed files with 36 additions and 8 deletions
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2
tests/Makefile.am
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@@ -20,7 +20,7 @@
#
AM_CFLAGS = -I../include/pcp -I../src -I../libpcp/scrypt/crypto -Wall -g
check_PROGRAMS = col invalidkeys pwhashes gencheader statictest cpptest buffertest sample
check_PROGRAMS = col invalidkeys pwhashes gencheader statictest cpptest buffertest sample streamtest
gencheader_LDADD = ../libpcp/.libs/libpcp1.a
gencheader_SOURCES = gencheader.c

20
tests/streamtest.c
View File

@@ -10,30 +10,41 @@ int main() {
unsigned char clear[8] = "ABCDEFGH";
unsigned char key[8] = "IxD8Lq1K";
unsigned char crypt[8] = {0};
int blocks = 8;
int blocks = 48;
int i = 0;
if((out = fopen("teststream.out", "wb+")) == NULL) {
fprintf(stderr, "oops, could not open file!\n");
return 1;
}
Pcpstream *pout = ps_new_file(out);
/* "encrypt" a couple of times into the file */
/* out output stream, z85 encoded, use z85 blocksize 8 */
Pcpstream *pout = ps_new_file(out);
ps_armor(pout, 8);
/* "encrypt" a couple of times into the output stream */
for(i=0; i<blocks; i++) {
memcpy(crypt, clear, 8);
_xorbuf(key, crypt, 8);
ps_write(pout, crypt, 8);
}
/* done, put cached buffers out and close */
ps_finish(pout);
ps_close(pout);
fclose(out);
/* read it in again using an in and an out stream */
/* read it in again using an input stream */
if((in = fopen("teststream.out", "rb")) == NULL) {
fprintf(stderr, "oops, could not open file!\n");
return 1;
}
Pcpstream *pin = ps_new_file(in);
/* enable autmatically encoding detection.
set blocksize to 10, because:
8 + (5 - (8 % 5)) == 10 */
ps_setdetermine(pin, 10);
/* we'll use this stream to put the "decrypted" data in.
note, that this could be a file as well. */
@@ -44,6 +55,7 @@ int main() {
ps_read(pin, crypt, 8);
_xorbuf(key, crypt, 8);
ps_write(pclear, crypt, 8);
memset(crypt,0,8);
}
ps_close(pin);
fclose(in);