/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	6.82M	bits(bits)
9	6.82M	{
10	6.82M	switch (bits) {
11	2.35M	case 256:
12	2.35M	sph_sha256_init(&ctx256);
13	2.35M	break;
14	2.22M	case 384:
15	2.22M	sph_sha384_init(&ctx384);
16	2.22M	break;
17	2.24M	case 512:
18	2.24M	sph_sha512_init(&ctx512);
19	2.24M	break;
20	0	default:
21	0	badBits();
22	0	break;
23	6.82M	}
24	6.82M	}
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	6.94M	{
35	6.94M	switch (bits) {
36	2.47M	case 256:
37	2.47M	sph_sha256(&ctx256, buf, len);
38	2.47M	break;
39	2.22M	case 384:
40	2.22M	sph_sha384(&ctx384, buf, len);
41	2.22M	break;
42	2.24M	case 512:
43	2.24M	sph_sha512(&ctx512, buf, len);
44	2.24M	break;
45	0	default:
46	0	badBits();
47	0	break;
48	6.94M	}
49	6.94M	}
50
51		void
52		SHA2_native::finalize()
53	6.82M	{
54	6.82M	switch (bits) {
55	2.35M	case 256:
56	2.35M	sph_sha256_close(&ctx256, sha256sum);
57	2.35M	break;
58	2.22M	case 384:
59	2.22M	sph_sha384_close(&ctx384, sha384sum);
60	2.22M	break;
61	2.24M	case 512:
62	2.24M	sph_sha512_close(&ctx512, sha512sum);
63	2.24M	break;
64	0	default:
65	0	badBits();
66	0	break;
67	6.82M	}
68	6.82M	}
69
70		std::string
71		SHA2_native::getRawDigest()
72	6.82M	{
73	6.82M	std::string result;
74	6.82M	switch (bits) {
75	2.35M	case 256:
76	2.35M	result = std::string(reinterpret_cast<char*>(sha256sum), sizeof(sha256sum));
77	2.35M	break;
78	2.22M	case 384:
79	2.22M	result = std::string(reinterpret_cast<char*>(sha384sum), sizeof(sha384sum));
80	2.22M	break;
81	2.24M	case 512:
82	2.24M	result = std::string(reinterpret_cast<char*>(sha512sum), sizeof(sha512sum));
83	2.24M	break;
84	0	default:
85	0	badBits();
86	0	break;
87	6.82M	}
88	6.82M	return result;
89	6.82M	}

Coverage Report

Created: 2026-09-14 06:17