test_sshbuf_fixed.c revision 323134
1/* 	$OpenBSD: test_sshbuf_fixed.c,v 1.1 2014/04/30 05:32:00 djm Exp $ */
2/*
3 * Regress test for sshbuf.h buffer API
4 *
5 * Placed in the public domain
6 */
7
8#define SSHBUF_INTERNAL 1  /* access internals for testing */
9#include "includes.h"
10
11#include <sys/types.h>
12#include <sys/param.h>
13#include <stdio.h>
14#ifdef HAVE_STDINT_H
15# include <stdint.h>
16#endif
17#include <stdlib.h>
18#include <string.h>
19
20#include "../test_helper/test_helper.h"
21
22#include "sshbuf.h"
23#include "ssherr.h"
24
25void sshbuf_fixed(void);
26
27const u_char test_buf[] = "\x01\x12\x34\x56\x78\x00\x00\x00\x05hello";
28
29void
30sshbuf_fixed(void)
31{
32	struct sshbuf *p1, *p2, *p3;
33	u_char c;
34	char *s;
35	u_int i;
36	size_t l;
37
38	TEST_START("sshbuf_from");
39	p1 = sshbuf_from(test_buf, sizeof(test_buf));
40	ASSERT_PTR_NE(p1, NULL);
41	ASSERT_PTR_EQ(sshbuf_mutable_ptr(p1), NULL);
42	ASSERT_INT_EQ(sshbuf_check_reserve(p1, 1), SSH_ERR_BUFFER_READ_ONLY);
43	ASSERT_INT_EQ(sshbuf_reserve(p1, 1, NULL), SSH_ERR_BUFFER_READ_ONLY);
44	ASSERT_INT_EQ(sshbuf_set_max_size(p1, 200), SSH_ERR_BUFFER_READ_ONLY);
45	ASSERT_INT_EQ(sshbuf_put_u32(p1, 0x12345678), SSH_ERR_BUFFER_READ_ONLY);
46	ASSERT_SIZE_T_EQ(sshbuf_avail(p1), 0);
47	ASSERT_PTR_EQ(sshbuf_ptr(p1), test_buf);
48	sshbuf_free(p1);
49	TEST_DONE();
50
51	TEST_START("sshbuf_from data");
52	p1 = sshbuf_from(test_buf, sizeof(test_buf) - 1);
53	ASSERT_PTR_NE(p1, NULL);
54	ASSERT_PTR_EQ(sshbuf_ptr(p1), test_buf);
55	ASSERT_INT_EQ(sshbuf_get_u8(p1, &c), 0);
56	ASSERT_PTR_EQ(sshbuf_ptr(p1), test_buf + 1);
57	ASSERT_U8_EQ(c, 1);
58	ASSERT_INT_EQ(sshbuf_get_u32(p1, &i), 0);
59	ASSERT_PTR_EQ(sshbuf_ptr(p1), test_buf + 5);
60	ASSERT_U32_EQ(i, 0x12345678);
61	ASSERT_INT_EQ(sshbuf_get_cstring(p1, &s, &l), 0);
62	ASSERT_SIZE_T_EQ(sshbuf_len(p1), 0);
63	ASSERT_STRING_EQ(s, "hello");
64	ASSERT_SIZE_T_EQ(l, 5);
65	sshbuf_free(p1);
66	free(s);
67	TEST_DONE();
68
69	TEST_START("sshbuf_fromb ");
70	p1 = sshbuf_new();
71	ASSERT_PTR_NE(p1, NULL);
72	ASSERT_U_INT_EQ(sshbuf_refcount(p1), 1);
73	ASSERT_PTR_EQ(sshbuf_parent(p1), NULL);
74	ASSERT_INT_EQ(sshbuf_put(p1, test_buf, sizeof(test_buf) - 1), 0);
75	p2 = sshbuf_fromb(p1);
76	ASSERT_PTR_NE(p2, NULL);
77	ASSERT_U_INT_EQ(sshbuf_refcount(p1), 2);
78	ASSERT_PTR_EQ(sshbuf_parent(p1), NULL);
79	ASSERT_PTR_EQ(sshbuf_parent(p2), p1);
80	ASSERT_PTR_EQ(sshbuf_ptr(p2), sshbuf_ptr(p1));
81	ASSERT_PTR_NE(sshbuf_ptr(p1), NULL);
82	ASSERT_PTR_NE(sshbuf_ptr(p2), NULL);
83	ASSERT_PTR_EQ(sshbuf_mutable_ptr(p1), NULL);
84	ASSERT_PTR_EQ(sshbuf_mutable_ptr(p2), NULL);
85	ASSERT_SIZE_T_EQ(sshbuf_len(p1), sshbuf_len(p2));
86	ASSERT_INT_EQ(sshbuf_get_u8(p2, &c), 0);
87	ASSERT_PTR_EQ(sshbuf_ptr(p2), sshbuf_ptr(p1) + 1);
88	ASSERT_U8_EQ(c, 1);
89	ASSERT_INT_EQ(sshbuf_get_u32(p2, &i), 0);
90	ASSERT_PTR_EQ(sshbuf_ptr(p2), sshbuf_ptr(p1) + 5);
91	ASSERT_U32_EQ(i, 0x12345678);
92	ASSERT_INT_EQ(sshbuf_get_cstring(p2, &s, &l), 0);
93	ASSERT_SIZE_T_EQ(sshbuf_len(p2), 0);
94	ASSERT_STRING_EQ(s, "hello");
95	ASSERT_SIZE_T_EQ(l, 5);
96	sshbuf_free(p1);
97	ASSERT_U_INT_EQ(sshbuf_refcount(p1), 1);
98	sshbuf_free(p2);
99	free(s);
100	TEST_DONE();
101
102	TEST_START("sshbuf_froms");
103	p1 = sshbuf_new();
104	ASSERT_PTR_NE(p1, NULL);
105	ASSERT_INT_EQ(sshbuf_put_u8(p1, 0x01), 0);
106	ASSERT_INT_EQ(sshbuf_put_u32(p1, 0x12345678), 0);
107	ASSERT_INT_EQ(sshbuf_put_cstring(p1, "hello"), 0);
108	p2 = sshbuf_new();
109	ASSERT_PTR_NE(p2, NULL);
110	ASSERT_SIZE_T_EQ(sshbuf_len(p1), sizeof(test_buf) - 1);
111	ASSERT_INT_EQ(sshbuf_put_stringb(p2, p1), 0);
112	ASSERT_SIZE_T_EQ(sshbuf_len(p2), sizeof(test_buf) + 4 - 1);
113	ASSERT_INT_EQ(sshbuf_froms(p2, &p3), 0);
114	ASSERT_SIZE_T_EQ(sshbuf_len(p2), 0);
115	ASSERT_PTR_NE(p3, NULL);
116	ASSERT_PTR_NE(sshbuf_ptr(p3), NULL);
117	ASSERT_SIZE_T_EQ(sshbuf_len(p3), sizeof(test_buf) - 1);
118	ASSERT_MEM_EQ(sshbuf_ptr(p3), test_buf, sizeof(test_buf) - 1);
119	sshbuf_free(p3);
120	ASSERT_INT_EQ(sshbuf_put_stringb(p2, p1), 0);
121	ASSERT_INT_EQ(sshbuf_consume_end(p2, 1), 0);
122	ASSERT_INT_EQ(sshbuf_froms(p2, &p3), SSH_ERR_MESSAGE_INCOMPLETE);
123	ASSERT_PTR_EQ(p3, NULL);
124	sshbuf_free(p2);
125	sshbuf_free(p1);
126}
127