/src/qpdf/libqpdf/SHA2_native.cc

Source
#include <qpdf/SHA2_native.hh>

#include <qpdf/QUtil.hh>
#include <cstdio>
#include <stdexcept>

SHA2_native::SHA2_native(int bits) :
    bits(bits)
{
    switch (bits) {
    case 256:
        sph_sha256_init(&ctx256);
        break;
    case 384:
        sph_sha384_init(&ctx384);
        break;
    case 512:
        sph_sha512_init(&ctx512);
        break;
    default:
        badBits();
        break;
    }
}

void
SHA2_native::badBits()
{
    throw std::logic_error("SHA2_native has bits != 256, 384, or 512");
}

void
SHA2_native::update(unsigned char const* buf, size_t len)
{
    switch (bits) {
    case 256:
        sph_sha256(&ctx256, buf, len);
        break;
    case 384:
        sph_sha384(&ctx384, buf, len);
        break;
    case 512:
        sph_sha512(&ctx512, buf, len);
        break;
    default:
        badBits();
        break;
    }
}

void
SHA2_native::finalize()
{
    switch (bits) {
    case 256:
        sph_sha256_close(&ctx256, sha256sum);
        break;
    case 384:
        sph_sha384_close(&ctx384, sha384sum);
        break;
    case 512:
        sph_sha512_close(&ctx512, sha512sum);
        break;
    default:
        badBits();
        break;
    }
}

std::string
SHA2_native::getRawDigest()
{
    std::string result;
    switch (bits) {
    case 256:
        result = std::string(reinterpret_cast<char*>(sha256sum), sizeof(sha256sum));
        break;
    case 384:
        result = std::string(reinterpret_cast<char*>(sha384sum), sizeof(sha384sum));
        break;
    case 512:
        result = std::string(reinterpret_cast<char*>(sha512sum), sizeof(sha512sum));
        break;
    default:
        badBits();
        break;
    }
    return result;
}

Line	Count	Source
1		#include <qpdf/SHA2_native.hh>
2
3		#include <qpdf/QUtil.hh>
4		#include <cstdio>
5		#include <stdexcept>
6
7		SHA2_native::SHA2_native(int bits) :
8	3.01M	bits(bits)
9	3.01M	{
10	3.01M	switch (bits) {
11	1.03M	case 256:
12	1.03M	sph_sha256_init(&ctx256);
13	1.03M	break;
14	991k	case 384:
15	991k	sph_sha384_init(&ctx384);
16	991k	break;
17	990k	case 512:
18	990k	sph_sha512_init(&ctx512);
19	990k	break;
20	0	default:
21	0	badBits();
22	0	break;
23	3.01M	}
24	3.01M	}
25
26		void
27		SHA2_native::badBits()
28	0	{
29	0	throw std::logic_error("SHA2_native has bits != 256, 384, or 512");
30	0	}
31
32		void
33		SHA2_native::update(unsigned char const* buf, size_t len)
34	3.07M	{
35	3.07M	switch (bits) {
36	1.09M	case 256:
37	1.09M	sph_sha256(&ctx256, buf, len);
38	1.09M	break;
39	991k	case 384:
40	991k	sph_sha384(&ctx384, buf, len);
41	991k	break;
42	990k	case 512:
43	990k	sph_sha512(&ctx512, buf, len);
44	990k	break;
45	0	default:
46	0	badBits();
47	0	break;
48	3.07M	}
49	3.07M	}
50
51		void
52		SHA2_native::finalize()
53	3.01M	{
54	3.01M	switch (bits) {
55	1.03M	case 256:
56	1.03M	sph_sha256_close(&ctx256, sha256sum);
57	1.03M	break;
58	991k	case 384:
59	991k	sph_sha384_close(&ctx384, sha384sum);
60	991k	break;
61	990k	case 512:
62	990k	sph_sha512_close(&ctx512, sha512sum);
63	990k	break;
64	0	default:
65	0	badBits();
66	0	break;
67	3.01M	}
68	3.01M	}
69
70		std::string
71		SHA2_native::getRawDigest()
72	3.01M	{
73	3.01M	std::string result;
74	3.01M	switch (bits) {
75	1.03M	case 256:
76	1.03M	result = std::string(reinterpret_cast<char*>(sha256sum), sizeof(sha256sum));
77	1.03M	break;
78	991k	case 384:
79	991k	result = std::string(reinterpret_cast<char*>(sha384sum), sizeof(sha384sum));
80	991k	break;
81	990k	case 512:
82	990k	result = std::string(reinterpret_cast<char*>(sha512sum), sizeof(sha512sum));
83	990k	break;
84	0	default:
85	0	badBits();
86	0	break;
87	3.01M	}
88	3.01M	return result;
89	3.01M	}

Coverage Report

Created: 2026-01-09 06:34