5079590438

Committed 25 May 2023 12:28PM UTC coverage: 92.228% (+0.5%) from 91.723%

Build # 5079590438

Build Type

Pull #3502

github

Pull Request Pull Request #3502: Apply clang-format to the codebase

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75589 of 81959 relevant lines covered (92.23%)

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84.72

/src/lib/utils/charset.cpp

/*
* Character Set Handling
* (C) 1999-2007,2021 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include <botan/internal/charset.h>

#include <botan/exceptn.h>
#include <botan/internal/loadstor.h>
#include <sstream>

namespace Botan {

namespace {

void append_utf8_for(std::string& s, uint32_t c) {
   if(c >= 0xD800 && c < 0xE000)
      throw Decoding_Error("Invalid Unicode character");

   if(c <= 0x7F) {
      const uint8_t b0 = static_cast<uint8_t>(c);
      s.push_back(static_cast<char>(b0));
   } else if(c <= 0x7FF) {
      const uint8_t b0 = 0xC0 | static_cast<uint8_t>(c >> 6);
      const uint8_t b1 = 0x80 | static_cast<uint8_t>(c & 0x3F);
      s.push_back(static_cast<char>(b0));
      s.push_back(static_cast<char>(b1));
   } else if(c <= 0xFFFF) {
      const uint8_t b0 = 0xE0 | static_cast<uint8_t>(c >> 12);
      const uint8_t b1 = 0x80 | static_cast<uint8_t>((c >> 6) & 0x3F);
      const uint8_t b2 = 0x80 | static_cast<uint8_t>(c & 0x3F);
      s.push_back(static_cast<char>(b0));
      s.push_back(static_cast<char>(b1));
      s.push_back(static_cast<char>(b2));
   } else if(c <= 0x10FFFF) {
      const uint8_t b0 = 0xF0 | static_cast<uint8_t>(c >> 18);
      const uint8_t b1 = 0x80 | static_cast<uint8_t>((c >> 12) & 0x3F);
      const uint8_t b2 = 0x80 | static_cast<uint8_t>((c >> 6) & 0x3F);
      const uint8_t b3 = 0x80 | static_cast<uint8_t>(c & 0x3F);
      s.push_back(static_cast<char>(b0));
      s.push_back(static_cast<char>(b1));
      s.push_back(static_cast<char>(b2));
      s.push_back(static_cast<char>(b3));
   } else
      throw Decoding_Error("Invalid Unicode character");
}

}

std::string ucs2_to_utf8(const uint8_t ucs2[], size_t len) {
   if(len % 2 != 0)
      throw Decoding_Error("Invalid length for UCS-2 string");

   const size_t chars = len / 2;

   std::string s;
   for(size_t i = 0; i != chars; ++i) {
      const uint32_t c = load_be<uint16_t>(ucs2, i);
      append_utf8_for(s, c);
   }

   return s;
}

std::string ucs4_to_utf8(const uint8_t ucs4[], size_t len) {
   if(len % 4 != 0)
      throw Decoding_Error("Invalid length for UCS-4 string");

   const size_t chars = len / 4;

   std::string s;
   for(size_t i = 0; i != chars; ++i) {
      const uint32_t c = load_be<uint32_t>(ucs4, i);
      append_utf8_for(s, c);
   }

   return s;
}

/*
* Convert from ISO 8859-1 to UTF-8
*/
std::string latin1_to_utf8(const uint8_t chars[], size_t len) {
   std::string s;
   for(size_t i = 0; i != len; ++i) {
      const uint32_t c = static_cast<uint8_t>(chars[i]);
      append_utf8_for(s, c);
   }
   return s;
}

std::string format_char_for_display(char c) {
   std::ostringstream oss;

   oss << "'";

   if(c == '\t') {
      oss << "\\t";
   } else if(c == '\n') {
      oss << "\\n";
   } else if(c == '\r') {
      oss << "\\r";
   } else if(static_cast<unsigned char>(c) >= 128) {
      unsigned char z = static_cast<unsigned char>(c);
      oss << "\\x" << std::hex << std::uppercase << static_cast<int>(z);
   } else {
      oss << c;
   }

   oss << "'";

   return oss.str();
}

}

1	/*
2	* Character Set Handling
3	* (C) 1999-2007,2021 Jack Lloyd
4	*
5	* Botan is released under the Simplified BSD License (see license.txt)
6	*/
7
8	#include <botan/internal/charset.h>
9
10	#include <botan/exceptn.h>
11	#include <botan/internal/loadstor.h>
12	#include <sstream>
13
14	namespace Botan {
15
16	namespace {
17
18	void append_utf8_for(std::string& s, uint32_t c) {	29,312✔
19	if(c >= 0xD800 && c < 0xE000)	29,312✔
20	throw Decoding_Error("Invalid Unicode character");	×
21
22	if(c <= 0x7F) {	29,312✔
23	const uint8_t b0 = static_cast<uint8_t>(c);	28,476✔
24	s.push_back(static_cast<char>(b0));	28,476✔
25	} else if(c <= 0x7FF) {	836✔
26	const uint8_t b0 = 0xC0 \| static_cast<uint8_t>(c >> 6);	671✔
27	const uint8_t b1 = 0x80 \| static_cast<uint8_t>(c & 0x3F);	671✔
28	s.push_back(static_cast<char>(b0));	671✔
29	s.push_back(static_cast<char>(b1));	671✔
30	} else if(c <= 0xFFFF) {	165✔
31	const uint8_t b0 = 0xE0 \| static_cast<uint8_t>(c >> 12);	151✔
32	const uint8_t b1 = 0x80 \| static_cast<uint8_t>((c >> 6) & 0x3F);	151✔
33	const uint8_t b2 = 0x80 \| static_cast<uint8_t>(c & 0x3F);	151✔
34	s.push_back(static_cast<char>(b0));	151✔
35	s.push_back(static_cast<char>(b1));	151✔
36	s.push_back(static_cast<char>(b2));	151✔
37	} else if(c <= 0x10FFFF) {	14✔
38	const uint8_t b0 = 0xF0 \| static_cast<uint8_t>(c >> 18);	×
39	const uint8_t b1 = 0x80 \| static_cast<uint8_t>((c >> 12) & 0x3F);	×
40	const uint8_t b2 = 0x80 \| static_cast<uint8_t>((c >> 6) & 0x3F);	×
41	const uint8_t b3 = 0x80 \| static_cast<uint8_t>(c & 0x3F);	×
42	s.push_back(static_cast<char>(b0));	×
43	s.push_back(static_cast<char>(b1));	×
44	s.push_back(static_cast<char>(b2));	×
45	s.push_back(static_cast<char>(b3));	×
46	} else
47	throw Decoding_Error("Invalid Unicode character");	14✔
48	}	29,298✔
49
50	}
51
52	std::string ucs2_to_utf8(const uint8_t ucs2[], size_t len) {	1,179✔
53	if(len % 2 != 0)	1,179✔
54	throw Decoding_Error("Invalid length for UCS-2 string");	7✔
55
56	const size_t chars = len / 2;	1,172✔
57
58	std::string s;	1,172✔
59	for(size_t i = 0; i != chars; ++i) {	2,930✔
60	const uint32_t c = load_be<uint16_t>(ucs2, i);	1,758✔
61	append_utf8_for(s, c);	1,758✔
62	}
63
64	return s;	1,172✔
65	}	×
66
67	std::string ucs4_to_utf8(const uint8_t ucs4[], size_t len) {	28✔
68	if(len % 4 != 0)	28✔
69	throw Decoding_Error("Invalid length for UCS-4 string");	5✔
70
71	const size_t chars = len / 4;	23✔
72
73	std::string s;	23✔
74	for(size_t i = 0; i != chars; ++i) {	67✔
75	const uint32_t c = load_be<uint32_t>(ucs4, i);	58✔
76	append_utf8_for(s, c);	58✔
77	}
78
79	return s;	9✔
80	}	14✔
81
82	/*
83	* Convert from ISO 8859-1 to UTF-8
84	*/
85	std::string latin1_to_utf8(const uint8_t chars[], size_t len) {	1,601✔
86	std::string s;	1,601✔
87	for(size_t i = 0; i != len; ++i) {	29,097✔
88	const uint32_t c = static_cast<uint8_t>(chars[i]);	27,496✔
89	append_utf8_for(s, c);	27,496✔
90	}
91	return s;	1,601✔
92	}	×
93
94	std::string format_char_for_display(char c) {	76✔
95	std::ostringstream oss;	76✔
96
97	oss << "'";	76✔
98
99	if(c == '\t') {	76✔
100	oss << "\\t";	14✔
101	} else if(c == '\n') {	62✔
102	oss << "\\n";	14✔
103	} else if(c == '\r') {	48✔
104	oss << "\\r";	14✔
105	} else if(static_cast<unsigned char>(c) >= 128) {	34✔
106	unsigned char z = static_cast<unsigned char>(c);	6✔
107	oss << "\\x" << std::hex << std::uppercase << static_cast<int>(z);	6✔
108	} else {
109	oss << c;	28✔
110	}
111
112	oss << "'";	76✔
113
114	return oss.str();	152✔
115	}	76✔
116
117	}

randombit / botan / 5079590438

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