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/* $OpenBSD: test_sshbuf_fixed.c,v 1.1 2014/04/30 05:32:00 djm Exp $ */
/*
* Regress test for sshbuf.h buffer API
*
* Placed in the public domain
*/
#define SSHBUF_INTERNAL 1 /* access internals for testing */
#include "includes.h"
#include <sys/types.h>
#include <sys/param.h>
#include <stdio.h>
#ifdef HAVE_STDINT_H
# include <stdint.h>
#endif
#include <stdlib.h>
#include <string.h>
#include "../test_helper/test_helper.h"
#include "sshbuf.h"
#include "ssherr.h"
void sshbuf_fixed(void);
const u_char test_buf[] = "\x01\x12\x34\x56\x78\x00\x00\x00\x05hello";
void
sshbuf_fixed(void)
{
struct sshbuf *p1, *p2, *p3;
u_char c;
char *s;
u_int i;
size_t l;
TEST_START("sshbuf_from");
p1 = sshbuf_from(test_buf, sizeof(test_buf));
ASSERT_PTR_NE(p1, NULL);
ASSERT_PTR_EQ(sshbuf_mutable_ptr(p1), NULL);
ASSERT_INT_EQ(sshbuf_check_reserve(p1, 1), SSH_ERR_BUFFER_READ_ONLY);
ASSERT_INT_EQ(sshbuf_reserve(p1, 1, NULL), SSH_ERR_BUFFER_READ_ONLY);
ASSERT_INT_EQ(sshbuf_set_max_size(p1, 200), SSH_ERR_BUFFER_READ_ONLY);
ASSERT_INT_EQ(sshbuf_put_u32(p1, 0x12345678), SSH_ERR_BUFFER_READ_ONLY);
ASSERT_SIZE_T_EQ(sshbuf_avail(p1), 0);
ASSERT_PTR_EQ(sshbuf_ptr(p1), test_buf);
sshbuf_free(p1);
TEST_DONE();
TEST_START("sshbuf_from data");
p1 = sshbuf_from(test_buf, sizeof(test_buf) - 1);
ASSERT_PTR_NE(p1, NULL);
ASSERT_PTR_EQ(sshbuf_ptr(p1), test_buf);
ASSERT_INT_EQ(sshbuf_get_u8(p1, &c), 0);
ASSERT_PTR_EQ(sshbuf_ptr(p1), test_buf + 1);
ASSERT_U8_EQ(c, 1);
ASSERT_INT_EQ(sshbuf_get_u32(p1, &i), 0);
ASSERT_PTR_EQ(sshbuf_ptr(p1), test_buf + 5);
ASSERT_U32_EQ(i, 0x12345678);
ASSERT_INT_EQ(sshbuf_get_cstring(p1, &s, &l), 0);
ASSERT_SIZE_T_EQ(sshbuf_len(p1), 0);
ASSERT_STRING_EQ(s, "hello");
ASSERT_SIZE_T_EQ(l, 5);
sshbuf_free(p1);
free(s);
TEST_DONE();
TEST_START("sshbuf_fromb ");
p1 = sshbuf_new();
ASSERT_PTR_NE(p1, NULL);
ASSERT_U_INT_EQ(sshbuf_refcount(p1), 1);
ASSERT_PTR_EQ(sshbuf_parent(p1), NULL);
ASSERT_INT_EQ(sshbuf_put(p1, test_buf, sizeof(test_buf) - 1), 0);
p2 = sshbuf_fromb(p1);
ASSERT_PTR_NE(p2, NULL);
ASSERT_U_INT_EQ(sshbuf_refcount(p1), 2);
ASSERT_PTR_EQ(sshbuf_parent(p1), NULL);
ASSERT_PTR_EQ(sshbuf_parent(p2), p1);
ASSERT_PTR_EQ(sshbuf_ptr(p2), sshbuf_ptr(p1));
ASSERT_PTR_NE(sshbuf_ptr(p1), NULL);
ASSERT_PTR_NE(sshbuf_ptr(p2), NULL);
ASSERT_PTR_EQ(sshbuf_mutable_ptr(p1), NULL);
ASSERT_PTR_EQ(sshbuf_mutable_ptr(p2), NULL);
ASSERT_SIZE_T_EQ(sshbuf_len(p1), sshbuf_len(p2));
ASSERT_INT_EQ(sshbuf_get_u8(p2, &c), 0);
ASSERT_PTR_EQ(sshbuf_ptr(p2), sshbuf_ptr(p1) + 1);
ASSERT_U8_EQ(c, 1);
ASSERT_INT_EQ(sshbuf_get_u32(p2, &i), 0);
ASSERT_PTR_EQ(sshbuf_ptr(p2), sshbuf_ptr(p1) + 5);
ASSERT_U32_EQ(i, 0x12345678);
ASSERT_INT_EQ(sshbuf_get_cstring(p2, &s, &l), 0);
ASSERT_SIZE_T_EQ(sshbuf_len(p2), 0);
ASSERT_STRING_EQ(s, "hello");
ASSERT_SIZE_T_EQ(l, 5);
sshbuf_free(p1);
ASSERT_U_INT_EQ(sshbuf_refcount(p1), 1);
sshbuf_free(p2);
free(s);
TEST_DONE();
TEST_START("sshbuf_froms");
p1 = sshbuf_new();
ASSERT_PTR_NE(p1, NULL);
ASSERT_INT_EQ(sshbuf_put_u8(p1, 0x01), 0);
ASSERT_INT_EQ(sshbuf_put_u32(p1, 0x12345678), 0);
ASSERT_INT_EQ(sshbuf_put_cstring(p1, "hello"), 0);
p2 = sshbuf_new();
ASSERT_PTR_NE(p2, NULL);
ASSERT_SIZE_T_EQ(sshbuf_len(p1), sizeof(test_buf) - 1);
ASSERT_INT_EQ(sshbuf_put_stringb(p2, p1), 0);
ASSERT_SIZE_T_EQ(sshbuf_len(p2), sizeof(test_buf) + 4 - 1);
ASSERT_INT_EQ(sshbuf_froms(p2, &p3), 0);
ASSERT_SIZE_T_EQ(sshbuf_len(p2), 0);
ASSERT_PTR_NE(p3, NULL);
ASSERT_PTR_NE(sshbuf_ptr(p3), NULL);
ASSERT_SIZE_T_EQ(sshbuf_len(p3), sizeof(test_buf) - 1);
ASSERT_MEM_EQ(sshbuf_ptr(p3), test_buf, sizeof(test_buf) - 1);
sshbuf_free(p3);
ASSERT_INT_EQ(sshbuf_put_stringb(p2, p1), 0);
ASSERT_INT_EQ(sshbuf_consume_end(p2, 1), 0);
ASSERT_INT_EQ(sshbuf_froms(p2, &p3), SSH_ERR_MESSAGE_INCOMPLETE);
ASSERT_PTR_EQ(p3, NULL);
sshbuf_free(p2);
sshbuf_free(p1);
}
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