21808757328

Committed 08 Feb 2026 08:39PM UTC coverage: 90.075% (-1.6%) from 91.642%

Build # 21808757328

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web-flow

Commit Message

Merge pull request #5300 from KaganCanSit/remove-unnecessary-includes

IWYU - Remove unnecessary header includes to improve build performance

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82.94

/src/lib/ffi/ffi.cpp

/*
* (C) 2015,2017 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include <botan/ffi.h>

#include <botan/base64.h>
#include <botan/hex.h>
#include <botan/mem_ops.h>
#include <botan/version.h>
#include <botan/internal/ct_utils.h>
#include <botan/internal/ffi_util.h>
#include <cstdio>

#if defined(BOTAN_HAS_OS_UTILS)
   #include <botan/internal/os_utils.h>
#endif

namespace Botan_FFI {

namespace {

// NOLINTNEXTLINE(*-avoid-non-const-global-variables)
thread_local std::string g_last_exception_what;

int ffi_map_error_type(Botan::ErrorType err) {
   switch(err) {
      case Botan::ErrorType::Unknown:
         return BOTAN_FFI_ERROR_UNKNOWN_ERROR;

      case Botan::ErrorType::SystemError:
      case Botan::ErrorType::IoError:
      case Botan::ErrorType::Pkcs11Error:
      case Botan::ErrorType::CommonCryptoError:
      case Botan::ErrorType::ZlibError:
      case Botan::ErrorType::Bzip2Error:
      case Botan::ErrorType::LzmaError:
      case Botan::ErrorType::DatabaseError:
         return BOTAN_FFI_ERROR_SYSTEM_ERROR;

      case Botan::ErrorType::TPMError:
         return BOTAN_FFI_ERROR_TPM_ERROR;

      case Botan::ErrorType::NotImplemented:
         return BOTAN_FFI_ERROR_NOT_IMPLEMENTED;
      case Botan::ErrorType::OutOfMemory:
         return BOTAN_FFI_ERROR_OUT_OF_MEMORY;
      case Botan::ErrorType::InternalError:
         return BOTAN_FFI_ERROR_INTERNAL_ERROR;
      case Botan::ErrorType::InvalidObjectState:
         return BOTAN_FFI_ERROR_INVALID_OBJECT_STATE;
      case Botan::ErrorType::KeyNotSet:
         return BOTAN_FFI_ERROR_KEY_NOT_SET;
      case Botan::ErrorType::InvalidArgument:
      case Botan::ErrorType::InvalidNonceLength:
         return BOTAN_FFI_ERROR_BAD_PARAMETER;

      case Botan::ErrorType::EncodingFailure:
      case Botan::ErrorType::DecodingFailure:
         return BOTAN_FFI_ERROR_INVALID_INPUT;

      case Botan::ErrorType::InvalidTag:
         return BOTAN_FFI_ERROR_BAD_MAC;

      case Botan::ErrorType::InvalidKeyLength:
         return BOTAN_FFI_ERROR_INVALID_KEY_LENGTH;
      case Botan::ErrorType::LookupError:
         return BOTAN_FFI_ERROR_NOT_IMPLEMENTED;

      case Botan::ErrorType::HttpError:
         return BOTAN_FFI_ERROR_HTTP_ERROR;
      case Botan::ErrorType::TLSError:
         return BOTAN_FFI_ERROR_TLS_ERROR;
      case Botan::ErrorType::RoughtimeError:
         return BOTAN_FFI_ERROR_ROUGHTIME_ERROR;
   }

   return BOTAN_FFI_ERROR_UNKNOWN_ERROR;
}

}  // namespace

void ffi_clear_last_exception() {
   g_last_exception_what.clear();
}

int ffi_error_exception_thrown(const char* func_name, const char* exn, int rc) {
   g_last_exception_what.assign(exn);

#if defined(BOTAN_HAS_OS_UTILS)
   std::string val;
   if(Botan::OS::read_env_variable(val, "BOTAN_FFI_PRINT_EXCEPTIONS") && !val.empty()) {
      // NOLINTNEXTLINE(*-vararg)
      static_cast<void>(std::fprintf(stderr, "in %s exception '%s' returning %d\n", func_name, exn, rc));
   }
#endif

   return rc;
}

int ffi_error_exception_thrown(const char* func_name, const char* exn, Botan::ErrorType err) {
   return ffi_error_exception_thrown(func_name, exn, ffi_map_error_type(err));
}

int botan_view_str_bounce_fn(botan_view_ctx vctx, const char* str, size_t len) {
   return botan_view_bin_bounce_fn(vctx, reinterpret_cast<const uint8_t*>(str), len);
}

int botan_view_bin_bounce_fn(botan_view_ctx vctx, const uint8_t* buf, size_t len) {
   if(vctx == nullptr || buf == nullptr) {
      return BOTAN_FFI_ERROR_NULL_POINTER;
   }

   const botan_view_bounce_struct* ctx = static_cast<botan_view_bounce_struct*>(vctx);

   const size_t avail = *ctx->out_len;
   *ctx->out_len = len;

   if(avail < len || ctx->out_ptr == nullptr) {
      if(ctx->out_ptr != nullptr) {
         Botan::clear_mem(ctx->out_ptr, avail);
      }
      return BOTAN_FFI_ERROR_INSUFFICIENT_BUFFER_SPACE;
   } else {
      Botan::copy_mem(ctx->out_ptr, buf, len);
      return BOTAN_FFI_SUCCESS;
   }
}

}  // namespace Botan_FFI

extern "C" {

using namespace Botan_FFI;

const char* botan_error_last_exception_message() {
   return g_last_exception_what.c_str();
}

const char* botan_error_description(int err) {
   switch(err) {
      case BOTAN_FFI_SUCCESS:
         return "OK";

      case BOTAN_FFI_INVALID_VERIFIER:
         return "Invalid verifier";

      case BOTAN_FFI_ERROR_INVALID_INPUT:
         return "Invalid input";

      case BOTAN_FFI_ERROR_BAD_MAC:
         return "Invalid authentication code";

      case BOTAN_FFI_ERROR_NO_VALUE:
         return "No value available";

      case BOTAN_FFI_ERROR_INSUFFICIENT_BUFFER_SPACE:
         return "Insufficient buffer space";

      case BOTAN_FFI_ERROR_STRING_CONVERSION_ERROR:
         return "String conversion error";

      case BOTAN_FFI_ERROR_EXCEPTION_THROWN:
         return "Exception thrown";

      case BOTAN_FFI_ERROR_OUT_OF_MEMORY:
         return "Out of memory";

      case BOTAN_FFI_ERROR_SYSTEM_ERROR:
         return "Error while calling system API";

      case BOTAN_FFI_ERROR_INTERNAL_ERROR:
         return "Internal error";

      case BOTAN_FFI_ERROR_BAD_FLAG:
         return "Bad flag";

      case BOTAN_FFI_ERROR_NULL_POINTER:
         return "Null pointer argument";

      case BOTAN_FFI_ERROR_BAD_PARAMETER:
         return "Bad parameter";

      case BOTAN_FFI_ERROR_KEY_NOT_SET:
         return "Key not set on object";

      case BOTAN_FFI_ERROR_INVALID_KEY_LENGTH:
         return "Invalid key length";

      case BOTAN_FFI_ERROR_INVALID_OBJECT_STATE:
         return "Invalid object state";

      case BOTAN_FFI_ERROR_OUT_OF_RANGE:
         return "Index out of range";

      case BOTAN_FFI_ERROR_NOT_IMPLEMENTED:
         return "Not implemented";

      case BOTAN_FFI_ERROR_INVALID_OBJECT:
         return "Invalid object handle";

      case BOTAN_FFI_ERROR_TLS_ERROR:
         return "TLS error";

      case BOTAN_FFI_ERROR_HTTP_ERROR:
         return "HTTP error";

      case BOTAN_FFI_ERROR_UNKNOWN_ERROR:
      default:
         return "Unknown error";
   }
}

/*
* Versioning
*/
uint32_t botan_ffi_api_version() {
   return BOTAN_HAS_FFI;
}

int botan_ffi_supports_api(uint32_t api_version) {
   // This is the API introduced in 3.11
   if(api_version == 20260203) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 3.10
   if(api_version == 20250829) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 3.8
   if(api_version == 20250506) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 3.4
   if(api_version == 20240408) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 3.2
   if(api_version == 20231009) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 3.1
   if(api_version == 20230711) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 3.0
   if(api_version == 20230403) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 2.18
   if(api_version == 20210220) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 2.13
   if(api_version == 20191214) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 2.8
   if(api_version == 20180713) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 2.3
   if(api_version == 20170815) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 2.1
   if(api_version == 20170327) {
      return BOTAN_FFI_SUCCESS;
   }

   // This is the API introduced in 2.0
   if(api_version == 20150515) {
      return BOTAN_FFI_SUCCESS;
   }

   // Something else:
   return -1;
}

const char* botan_version_string() {
   return Botan::version_cstr();
}

uint32_t botan_version_major() {
   return Botan::version_major();
}

uint32_t botan_version_minor() {
   return Botan::version_minor();
}

uint32_t botan_version_patch() {
   return Botan::version_patch();
}

uint32_t botan_version_datestamp() {
   return Botan::version_datestamp();
}

int botan_constant_time_compare(const uint8_t* x, const uint8_t* y, size_t len) {
   auto same = Botan::CT::is_equal(x, y, len);
   // Return 0 if same or -1 otherwise
   return static_cast<int>(same.select(1, 0)) - 1;
}

int botan_same_mem(const uint8_t* x, const uint8_t* y, size_t len) {
   return botan_constant_time_compare(x, y, len);
}

int botan_scrub_mem(void* mem, size_t bytes) {
   Botan::secure_scrub_memory(mem, bytes);
   return BOTAN_FFI_SUCCESS;
}

int botan_hex_encode(const uint8_t* in, size_t len, char* out, uint32_t flags) {
   return ffi_guard_thunk(__func__, [=]() -> int {
      const bool uppercase = (flags & BOTAN_FFI_HEX_LOWER_CASE) == 0;
      Botan::hex_encode(out, in, len, uppercase);
      return BOTAN_FFI_SUCCESS;
   });
}

int botan_hex_decode(const char* hex_str, size_t in_len, uint8_t* out, size_t* out_len) {
   return ffi_guard_thunk(__func__, [=]() -> int {
      const std::vector<uint8_t> bin = Botan::hex_decode(hex_str, in_len);
      return Botan_FFI::write_vec_output(out, out_len, bin);
   });
}

int botan_base64_encode(const uint8_t* in, size_t len, char* out, size_t* out_len) {
   return ffi_guard_thunk(__func__, [=]() -> int {
      const std::string base64 = Botan::base64_encode(in, len);
      return Botan_FFI::write_str_output(out, out_len, base64);
   });
}

int botan_base64_decode(const char* base64_str, size_t in_len, uint8_t* out, size_t* out_len) {
   return ffi_guard_thunk(__func__, [=]() -> int {
      if(*out_len < Botan::base64_decode_max_output(in_len)) {
         *out_len = Botan::base64_decode_max_output(in_len);
         return BOTAN_FFI_ERROR_INSUFFICIENT_BUFFER_SPACE;
      }

      *out_len = Botan::base64_decode(out, std::string(base64_str, in_len));
      return BOTAN_FFI_SUCCESS;
   });
}
}

1	/*
2	* (C) 2015,2017 Jack Lloyd
3	*
4	* Botan is released under the Simplified BSD License (see license.txt)
5	*/
6
7	#include <botan/ffi.h>
8
9	#include <botan/base64.h>
10	#include <botan/hex.h>
11	#include <botan/mem_ops.h>
12	#include <botan/version.h>
13	#include <botan/internal/ct_utils.h>
14	#include <botan/internal/ffi_util.h>
15	#include <cstdio>
16
17	#if defined(BOTAN_HAS_OS_UTILS)
18	#include <botan/internal/os_utils.h>
19	#endif
20
21	namespace Botan_FFI {
22
23	namespace {
24
25	// NOLINTNEXTLINE(*-avoid-non-const-global-variables)
26	thread_local std::string g_last_exception_what;	98,000✔
27
28	int ffi_map_error_type(Botan::ErrorType err) {	14✔
29	switch(err) {	14✔
30	case Botan::ErrorType::Unknown:
31	return BOTAN_FFI_ERROR_UNKNOWN_ERROR;
32
33	case Botan::ErrorType::SystemError:	×
34	case Botan::ErrorType::IoError:	×
35	case Botan::ErrorType::Pkcs11Error:	×
36	case Botan::ErrorType::CommonCryptoError:	×
37	case Botan::ErrorType::ZlibError:	×
38	case Botan::ErrorType::Bzip2Error:	×
39	case Botan::ErrorType::LzmaError:	×
40	case Botan::ErrorType::DatabaseError:	×
41	return BOTAN_FFI_ERROR_SYSTEM_ERROR;	×
42
43	case Botan::ErrorType::TPMError:	×
44	return BOTAN_FFI_ERROR_TPM_ERROR;	×
45
46	case Botan::ErrorType::NotImplemented:
47	return BOTAN_FFI_ERROR_NOT_IMPLEMENTED;
48	case Botan::ErrorType::OutOfMemory:	×
49	return BOTAN_FFI_ERROR_OUT_OF_MEMORY;	×
50	case Botan::ErrorType::InternalError:	×
51	return BOTAN_FFI_ERROR_INTERNAL_ERROR;	×
52	case Botan::ErrorType::InvalidObjectState:	5✔
53	return BOTAN_FFI_ERROR_INVALID_OBJECT_STATE;	5✔
54	case Botan::ErrorType::KeyNotSet:	2✔
55	return BOTAN_FFI_ERROR_KEY_NOT_SET;	2✔
56	case Botan::ErrorType::InvalidArgument:	4✔
57	case Botan::ErrorType::InvalidNonceLength:	4✔
58	return BOTAN_FFI_ERROR_BAD_PARAMETER;	4✔
59
60	case Botan::ErrorType::EncodingFailure:	1✔
61	case Botan::ErrorType::DecodingFailure:	1✔
62	return BOTAN_FFI_ERROR_INVALID_INPUT;	1✔
63
64	case Botan::ErrorType::InvalidTag:	×
65	return BOTAN_FFI_ERROR_BAD_MAC;	×
66
67	case Botan::ErrorType::InvalidKeyLength:	×
68	return BOTAN_FFI_ERROR_INVALID_KEY_LENGTH;	×
69	case Botan::ErrorType::LookupError:
70	return BOTAN_FFI_ERROR_NOT_IMPLEMENTED;
71
72	case Botan::ErrorType::HttpError:	×
73	return BOTAN_FFI_ERROR_HTTP_ERROR;	×
74	case Botan::ErrorType::TLSError:	×
75	return BOTAN_FFI_ERROR_TLS_ERROR;	×
76	case Botan::ErrorType::RoughtimeError:	×
77	return BOTAN_FFI_ERROR_ROUGHTIME_ERROR;	×
78	}
79
80	return BOTAN_FFI_ERROR_UNKNOWN_ERROR;
81	}
82
83	} // namespace
84
85	void ffi_clear_last_exception() {	97,970✔
86	g_last_exception_what.clear();	97,970✔
87	}	97,961✔
88
89	int ffi_error_exception_thrown(const char* func_name, const char* exn, int rc) {	21✔
90	g_last_exception_what.assign(exn);	21✔
91
92	#if defined(BOTAN_HAS_OS_UTILS)
93	std::string val;	21✔
94	if(Botan::OS::read_env_variable(val, "BOTAN_FFI_PRINT_EXCEPTIONS") && !val.empty()) {	21✔
95	// NOLINTNEXTLINE(*-vararg)
96	static_cast<void>(std::fprintf(stderr, "in %s exception '%s' returning %d\n", func_name, exn, rc));	×
97	}
98	#endif
99
100	return rc;	21✔
101	}	21✔
102
103	int ffi_error_exception_thrown(const char* func_name, const char* exn, Botan::ErrorType err) {	14✔
104	return ffi_error_exception_thrown(func_name, exn, ffi_map_error_type(err));	14✔
105	}
106
107	int botan_view_str_bounce_fn(botan_view_ctx vctx, const char* str, size_t len) {	74✔
108	return botan_view_bin_bounce_fn(vctx, reinterpret_cast<const uint8_t*>(str), len);	74✔
109	}
110
111	int botan_view_bin_bounce_fn(botan_view_ctx vctx, const uint8_t* buf, size_t len) {	168✔
112	if(vctx == nullptr \|\| buf == nullptr) {	168✔
113	return BOTAN_FFI_ERROR_NULL_POINTER;
114	}
115
116	const botan_view_bounce_struct* ctx = static_cast<botan_view_bounce_struct*>(vctx);	168✔
117
118	const size_t avail = *ctx->out_len;	168✔
119	*ctx->out_len = len;	168✔
120
121	if(avail < len \|\| ctx->out_ptr == nullptr) {	168✔
122	if(ctx->out_ptr != nullptr) {	78✔
123	Botan::clear_mem(ctx->out_ptr, avail);	×
124	}
125	return BOTAN_FFI_ERROR_INSUFFICIENT_BUFFER_SPACE;	78✔
126	} else {
127	Botan::copy_mem(ctx->out_ptr, buf, len);	90✔
128	return BOTAN_FFI_SUCCESS;	90✔
129	}
130	}
131
132	} // namespace Botan_FFI
133
134	extern "C" {
135
136	using namespace Botan_FFI;
137
138	const char* botan_error_last_exception_message() {	9✔
139	return g_last_exception_what.c_str();	9✔
140	}
141
142	const char* botan_error_description(int err) {	160✔
143	switch(err) {	160✔
144	case BOTAN_FFI_SUCCESS:
145	return "OK";
146
147	case BOTAN_FFI_INVALID_VERIFIER:	1✔
148	return "Invalid verifier";	1✔
149
150	case BOTAN_FFI_ERROR_INVALID_INPUT:	2✔
151	return "Invalid input";	2✔
152
153	case BOTAN_FFI_ERROR_BAD_MAC:	1✔
154	return "Invalid authentication code";	1✔
155
156	case BOTAN_FFI_ERROR_NO_VALUE:	2✔
157	return "No value available";	2✔
158
159	case BOTAN_FFI_ERROR_INSUFFICIENT_BUFFER_SPACE:	2✔
160	return "Insufficient buffer space";	2✔
161
162	case BOTAN_FFI_ERROR_STRING_CONVERSION_ERROR:	1✔
163	return "String conversion error";	1✔
164
165	case BOTAN_FFI_ERROR_EXCEPTION_THROWN:	1✔
166	return "Exception thrown";	1✔
167
168	case BOTAN_FFI_ERROR_OUT_OF_MEMORY:	1✔
169	return "Out of memory";	1✔
170
171	case BOTAN_FFI_ERROR_SYSTEM_ERROR:	1✔
172	return "Error while calling system API";	1✔
173
174	case BOTAN_FFI_ERROR_INTERNAL_ERROR:	1✔
175	return "Internal error";	1✔
176
177	case BOTAN_FFI_ERROR_BAD_FLAG:	1✔
178	return "Bad flag";	1✔
179
180	case BOTAN_FFI_ERROR_NULL_POINTER:	1✔
181	return "Null pointer argument";	1✔
182
183	case BOTAN_FFI_ERROR_BAD_PARAMETER:	1✔
184	return "Bad parameter";	1✔
185
186	case BOTAN_FFI_ERROR_KEY_NOT_SET:	1✔
187	return "Key not set on object";	1✔
188
189	case BOTAN_FFI_ERROR_INVALID_KEY_LENGTH:	1✔
190	return "Invalid key length";	1✔
191
192	case BOTAN_FFI_ERROR_INVALID_OBJECT_STATE:	4✔
193	return "Invalid object state";	4✔
194
195	case BOTAN_FFI_ERROR_OUT_OF_RANGE:	1✔
196	return "Index out of range";	1✔
197
198	case BOTAN_FFI_ERROR_NOT_IMPLEMENTED:	5✔
199	return "Not implemented";	5✔
200
201	case BOTAN_FFI_ERROR_INVALID_OBJECT:	1✔
202	return "Invalid object handle";	1✔
203
204	case BOTAN_FFI_ERROR_TLS_ERROR:	1✔
205	return "TLS error";	1✔
206
207	case BOTAN_FFI_ERROR_HTTP_ERROR:	1✔
208	return "HTTP error";	1✔
209
210	case BOTAN_FFI_ERROR_UNKNOWN_ERROR:	128✔
211	default:	128✔
212	return "Unknown error";	128✔
213	}
214	}
215
216	/*
217	* Versioning
218	*/
219	uint32_t botan_ffi_api_version() {	4✔
220	return BOTAN_HAS_FFI;	4✔
221	}
222
223	int botan_ffi_supports_api(uint32_t api_version) {	7✔
224	// This is the API introduced in 3.11
225	if(api_version == 20260203) {	7✔
226	return BOTAN_FFI_SUCCESS;
227	}
228
229	// This is the API introduced in 3.10
230	if(api_version == 20250829) {	5✔
231	return BOTAN_FFI_SUCCESS;
232	}
233
234	// This is the API introduced in 3.8
235	if(api_version == 20250506) {	5✔
236	return BOTAN_FFI_SUCCESS;
237	}
238
239	// This is the API introduced in 3.4
240	if(api_version == 20240408) {	5✔
241	return BOTAN_FFI_SUCCESS;
242	}
243
244	// This is the API introduced in 3.2
245	if(api_version == 20231009) {	5✔
246	return BOTAN_FFI_SUCCESS;
247	}
248
249	// This is the API introduced in 3.1
250	if(api_version == 20230711) {	5✔
251	return BOTAN_FFI_SUCCESS;
252	}
253
254	// This is the API introduced in 3.0
255	if(api_version == 20230403) {	5✔
256	return BOTAN_FFI_SUCCESS;
257	}
258
259	// This is the API introduced in 2.18
260	if(api_version == 20210220) {	5✔
261	return BOTAN_FFI_SUCCESS;
262	}
263
264	// This is the API introduced in 2.13
265	if(api_version == 20191214) {	5✔
266	return BOTAN_FFI_SUCCESS;
267	}
268
269	// This is the API introduced in 2.8
270	if(api_version == 20180713) {	5✔
271	return BOTAN_FFI_SUCCESS;
272	}
273
274	// This is the API introduced in 2.3
275	if(api_version == 20170815) {	4✔
276	return BOTAN_FFI_SUCCESS;
277	}
278
279	// This is the API introduced in 2.1
280	if(api_version == 20170327) {	3✔
281	return BOTAN_FFI_SUCCESS;
282	}
283
284	// This is the API introduced in 2.0
285	if(api_version == 20150515) {	2✔
286	return BOTAN_FFI_SUCCESS;	1✔
287	}
288
289	// Something else:
290	return -1;
291	}
292
293	const char* botan_version_string() {	2✔
294	return Botan::version_cstr();	2✔
295	}
296
297	uint32_t botan_version_major() {	2✔
298	return Botan::version_major();	2✔
299	}
300
301	uint32_t botan_version_minor() {	2✔
302	return Botan::version_minor();	2✔
303	}
304
305	uint32_t botan_version_patch() {	1✔
306	return Botan::version_patch();	1✔
307	}
308
309	uint32_t botan_version_datestamp() {	1✔
310	return Botan::version_datestamp();	1✔
311	}
312
313	int botan_constant_time_compare(const uint8_t* x, const uint8_t* y, size_t len) {	28✔
314	auto same = Botan::CT::is_equal(x, y, len);	28✔
315	// Return 0 if same or -1 otherwise
316	return static_cast<int>(same.select(1, 0)) - 1;	28✔
317	}
318
319	int botan_same_mem(const uint8_t* x, const uint8_t* y, size_t len) {	×
320	return botan_constant_time_compare(x, y, len);	×
321	}
322
323	int botan_scrub_mem(void* mem, size_t bytes) {	1✔
324	Botan::secure_scrub_memory(mem, bytes);	1✔
325	return BOTAN_FFI_SUCCESS;	1✔
326	}
327
328	int botan_hex_encode(const uint8_t* in, size_t len, char* out, uint32_t flags) {	3✔
329	return ffi_guard_thunk(__func__, [=]() -> int {	3✔
330	const bool uppercase = (flags & BOTAN_FFI_HEX_LOWER_CASE) == 0;	3✔
331	Botan::hex_encode(out, in, len, uppercase);	3✔
332	return BOTAN_FFI_SUCCESS;
333	});	3✔
334	}
335
336	int botan_hex_decode(const char* hex_str, size_t in_len, uint8_t* out, size_t* out_len) {	2✔
337	return ffi_guard_thunk(__func__, [=]() -> int {	2✔
338	const std::vector<uint8_t> bin = Botan::hex_decode(hex_str, in_len);	2✔
339	return Botan_FFI::write_vec_output(out, out_len, bin);	2✔
340	});	2✔
341	}
342
343	int botan_base64_encode(const uint8_t* in, size_t len, char* out, size_t* out_len) {	2✔
344	return ffi_guard_thunk(__func__, [=]() -> int {	2✔
345	const std::string base64 = Botan::base64_encode(in, len);	2✔
346	return Botan_FFI::write_str_output(out, out_len, base64);	2✔
347	});	2✔
348	}
349
350	int botan_base64_decode(const char* base64_str, size_t in_len, uint8_t* out, size_t* out_len) {	2✔
351	return ffi_guard_thunk(__func__, [=]() -> int {	2✔
352	if(*out_len < Botan::base64_decode_max_output(in_len)) {	2✔
353	*out_len = Botan::base64_decode_max_output(in_len);	1✔
354	return BOTAN_FFI_ERROR_INSUFFICIENT_BUFFER_SPACE;	1✔
355	}
356
357	*out_len = Botan::base64_decode(out, std::string(base64_str, in_len));	1✔
358	return BOTAN_FFI_SUCCESS;	1✔
359	});	2✔
360	}
361	}

randombit / botan / 21808757328

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