Home
last modified time | relevance | path

Searched refs:buf (Results 1 – 25 of 49) sorted by relevance

12

/kernel/tests/
A Duart_tests.cpp21 static char buf[1048]; variable
28 snprintf(buf, sizeof(buf), "Blocking Test Count %d (FIRST LINE)\n" in uart_blocking_print_test()
31 dlog_serial_write(buf, strlen(buf)); in uart_blocking_print_test()
40 snprintf(buf, sizeof(buf), "NON-Blocking Test Count %d (FIRST LINE)\n" in uart_nonblocking_print_test()
43 __kernel_serial_write(buf, strlen(buf)); in uart_nonblocking_print_test()
50 char *s = buf; in uart_print_lots_of_lines()
58 snprintf(buf, 1024, "BLOCK LINE: %d ", count); in uart_print_lots_of_lines()
60 snprintf(buf, 1024, "NON-BLOCK LINE: %d ", count); in uart_print_lots_of_lines()
65 s = buf + strlen(buf); in uart_print_lots_of_lines()
75 dlog_serial_write(buf, strlen(buf)); in uart_print_lots_of_lines()
[all …]
A Dcache_tests.cpp27 if (buf == 0) { in bench_cache()
34 printf("buf %p, size %zu\n", buf, bufsize); in bench_cache()
36 if (!buf) in bench_cache()
45 memset(buf, 0x99, bufsize); in bench_cache()
52 free(buf); in bench_cache()
58 uint8_t* buf; in cache_tests() local
63 bench_cache(2 * 1024, buf); in cache_tests()
64 bench_cache(64 * 1024, buf); in cache_tests()
65 bench_cache(256 * 1024, buf); in cache_tests()
66 bench_cache(1 * 1024 * 1024, buf); in cache_tests()
[all …]
A Dbenchmarks.cpp30 if (buf == nullptr) { in bench_set_overhead()
47 free(buf); in bench_set_overhead()
52 if (buf == nullptr) { in bench_memset()
71 free(buf); in bench_memset()
97 free(buf); in bench_memset_per_page()
123 free(buf); in bench_zero_page()
139 buf[j] = 0; in bench_cset()
150 free(buf); in bench_cset()
183 free(buf); in bench_cset_wide()
197 memcpy(buf, buf + BUFSIZE / 2, BUFSIZE / 2); in bench_memcpy()
[all …]
A Dprintf_tests.cpp17 char buf[100]; in test_printf() local
20 int length = vsnprintf(buf, sizeof(buf), format, args); in test_printf()
23 if (length < 0 || length >= (int)sizeof(buf)) { in test_printf()
27 if (buf[length] != '\0') { in test_printf()
32 memcmp(buf, expected, length + 1) != 0) { in test_printf()
36 buf, strlen(buf), length); in test_printf()
183 char buf[32]; in snprintf_truncation_test() local
185 memset(buf, 'x', sizeof(buf)); in snprintf_truncation_test()
188 int result = snprintf(buf, shorter_length, "%s", str); in snprintf_truncation_test()
196 EXPECT_EQ(buf[shorter_length - 1], '\0', ""); in snprintf_truncation_test()
[all …]
/kernel/dev/intel_rng/
A Dintel-rng.cpp21 static ssize_t get_entropy_from_instruction(void* buf, size_t len, bool block,
23 static ssize_t get_entropy_from_rdseed(void* buf, size_t len, bool block);
24 static ssize_t get_entropy_from_rdrand(void* buf, size_t len, bool block);
37 static ssize_t get_entropy_from_cpu(void* buf, size_t len, bool block) { in get_entropy_from_cpu() argument
47 return get_entropy_from_rdseed(buf, len, block); in get_entropy_from_cpu()
49 return get_entropy_from_rdrand(buf, len, block); in get_entropy_from_cpu()
82 memcpy(static_cast<uint8_t*>(buf) + written, &val, to_copy); in get_entropy_from_instruction()
91 static ssize_t get_entropy_from_rdseed(void* buf, size_t len, bool block) { in get_entropy_from_rdseed() argument
95 static ssize_t get_entropy_from_rdrand(void* buf, size_t len, bool block) { in get_entropy_from_rdrand() argument
105 size_t hw_rng_get_entropy(void* buf, size_t len, bool block) { in hw_rng_get_entropy() argument
[all …]
/kernel/lib/crashlog/
A Dcrashlog.cpp20 char* buf = out; in crashlog_to_string() local
24 buf[0] = '\0'; in crashlog_to_string()
31 buf += len; in crashlog_to_string()
38 buf += len; in crashlog_to_string()
52 buf += len; in crashlog_to_string()
130 buf += len; in crashlog_to_string()
180 buf += len; in crashlog_to_string()
189 buf += len; in crashlog_to_string()
196 buf += len; in crashlog_to_string()
198 len = snprintf(buf, remain, "\n"); in crashlog_to_string()
[all …]
/kernel/lib/crypto/
A Dglobal_prng.cpp85 uint8_t buf[PRNG::kMinEntropy] = {0}; in SeedFrom() local
97 buf, fbl::min(sizeof(buf), remaining)); in SeedFrom()
106 kGlobalPrng->AddEntropy(buf, result); in SeedFrom()
107 mandatory_memset(buf, 0, sizeof(buf)); in SeedFrom()
156 uint8_t buf[PRNG::kMinEntropy] = {0}; in EarlyBootSeed() local
157 kGlobalPrng->AddEntropy(buf, sizeof(buf)); in EarlyBootSeed()
/kernel/object/
A Dbuffer_chain_tests.cpp64 auto buf = ktl::unique_ptr<char[]>(new (&ac) char[kSize]); in copy_in_copy_out() local
75 memset(buf.get(), 'A', kSize); in copy_in_copy_out()
76 ASSERT_EQ(ZX_OK, mem_out.copy_array_to_user(buf.get(), kSize), ""); in copy_in_copy_out()
89 memset(buf.get(), 'B', kSize); in copy_in_copy_out()
116 memset(buf.get(), 0, kSize); in copy_in_copy_out()
121 memset(buf.get(), 0, kSize); in copy_in_copy_out()
125 ASSERT_EQ('A', buf[index++], ""); in copy_in_copy_out()
127 EXPECT_EQ('B', buf[index++], ""); in copy_in_copy_out()
129 ASSERT_EQ('B', buf[index++], ""); in copy_in_copy_out()
131 ASSERT_EQ('B', buf[index++], ""); in copy_in_copy_out()
[all …]
A Dmbuf_tests.cpp191 memset(buf, 'A', sizeof(buf)); in datagram_read_buffer_too_small()
192 ASSERT_EQ(ZX_OK, mem_out.copy_array_to_user(buf, sizeof(buf)), ""); in datagram_read_buffer_too_small()
199 memset(buf, 'B', sizeof(buf)); in datagram_read_buffer_too_small()
200 ASSERT_EQ(ZX_OK, mem_out.copy_array_to_user(buf, sizeof(buf)), ""); in datagram_read_buffer_too_small()
208 memset(buf, 0, sizeof(buf)); in datagram_read_buffer_too_small()
209 ASSERT_EQ(ZX_OK, mem_out.copy_array_to_user(buf, sizeof(buf)), ""); in datagram_read_buffer_too_small()
212 ASSERT_EQ(ZX_OK, mem_in.copy_array_from_user(buf, sizeof(buf)), ""); in datagram_read_buffer_too_small()
219 ASSERT_EQ(ZX_OK, mem_out.copy_array_to_user(buf, sizeof(buf)), ""); in datagram_read_buffer_too_small()
223 ASSERT_EQ(ZX_OK, mem_in.copy_array_from_user(buf, sizeof(buf)), ""); in datagram_read_buffer_too_small()
246 memset(buf, i, i); in datagram_write_basic()
[all …]
A Dmbuf.cpp91 auto buf = AllocMBuf(); in WriteDatagram() local
92 if (buf == nullptr) { in WriteDatagram()
97 bufs.push_front(buf); in WriteDatagram()
101 for (auto& buf : bufs) { in WriteDatagram() local
109 buf.len_ += static_cast<uint32_t>(copy_len); in WriteDatagram()
171 MBuf* buf = new (&ac) MBuf(); in AllocMBuf() local
172 return (!ac.check()) ? nullptr : buf; in AllocMBuf()
177 void MBufChain::FreeMBuf(MBuf* buf) { in FreeMBuf() argument
178 buf->off_ = 0u; in FreeMBuf()
179 buf->len_ = 0u; in FreeMBuf()
[all …]
A Dmessage_packet_tests.cpp27 auto buf = ktl::unique_ptr<char[]>(new (&ac) char[kSize]); in create() local
29 memset(buf.get(), 'A', kSize); in create()
30 ASSERT_EQ(ZX_OK, mem_out.copy_array_to_user(buf.get(), kSize), ""); in create()
43 EXPECT_EQ(0, memcmp(buf.get(), result_buf.get(), kSize), ""); in create()
110 auto buf = ktl::unique_ptr<char[]>(new (&ac) char[kSize]); in create_bad_mem() local
112 memset(buf.get(), 'C', kSize); in create_bad_mem()
113 auto in = make_user_in_ptr(static_cast<const void*>(buf.get())); in create_bad_mem()
130 auto buf = ktl::unique_ptr<char[]>(new (&ac) char[kSize]); in copy_bad_mem() local
132 memset(buf.get(), 'D', kSize); in copy_bad_mem()
133 ASSERT_EQ(ZX_OK, mem_out.copy_array_to_user(buf.get(), kSize), ""); in copy_bad_mem()
[all …]
/kernel/lib/io/
A Dconsole.cpp73 char* buf = t->linebuffer; in __kernel_stdout_write_buffered() local
77 if (unlikely(!is_kernel_address((uintptr_t)buf) || pos >= THREAD_LINEBUFFER_LENGTH)) { in __kernel_stdout_write_buffered()
85 buf[pos++] = c; in __kernel_stdout_write_buffered()
87 __kernel_stdout_write(buf, pos); in __kernel_stdout_write_buffered()
92 buf[pos++] = '\n'; in __kernel_stdout_write_buffered()
93 __kernel_stdout_write(buf, pos); in __kernel_stdout_write_buffered()
/kernel/syscalls/
A Ddebug.cpp80 char buf[kMaxDebugWriteSize]; in sys_debug_write() local
81 if (ptr.copy_array_from_user(buf, len) != ZX_OK) in sys_debug_write()
87 dlog_serial_write(buf, len); in sys_debug_write()
105 char buf[kMaxDebugWriteSize + 2]; in sys_debug_send_command() local
106 if (ptr.copy_array_from_user(buf, len) != ZX_OK) in sys_debug_send_command()
109 buf[len] = '\n'; in sys_debug_send_command()
110 buf[len + 1] = 0; in sys_debug_send_command()
111 return console_run_script(buf); in sys_debug_send_command()
A Dtask.cpp85 buf[str_len] = 0; in copy_user_string()
86 *sp = fbl::StringPiece(buf); in copy_user_string()
151 char buf[ZX_MAX_NAME_LEN]; in sys_thread_create() local
154 if (name_len > sizeof(buf)) in sys_thread_create()
155 name_len = sizeof(buf); in sys_thread_create()
157 buf, sizeof(buf), &sp); in sys_thread_create()
160 LTRACEF("name %s\n", buf); in sys_thread_create()
351 char buf[ZX_MAX_NAME_LEN]; in sys_process_create() local
354 if (name_len > sizeof(buf)) in sys_process_create()
356 result = copy_user_string(_name, name_len, buf, sizeof(buf), &sp); in sys_process_create()
[all …]
A Dzircon.cpp219 char buf[DLOG_MAX_RECORD]; in sys_debuglog_write() local
220 if (ptr.reinterpret<const char>().copy_array_from_user(buf, len) != ZX_OK) in sys_debuglog_write()
223 return log->Write(options, buf, len); in sys_debuglog_write()
241 char buf[DLOG_MAX_RECORD]; in sys_debuglog_read() local
243 if ((status = log->Read(options, buf, DLOG_MAX_RECORD, &actual)) < 0) in sys_debuglog_read()
246 if (ptr.copy_array_to_user(buf, actual) != ZX_OK) in sys_debuglog_read()
/kernel/lib/cbuf/
A Dcbuf.cpp31 void cbuf_initialize_etc(cbuf_t* cbuf, size_t len, void* buf) { in cbuf_initialize_etc() argument
39 cbuf->buf = static_cast<char*>(buf); in cbuf_initialize_etc()
59 cbuf->buf[cbuf->head] = c; in cbuf_write_char()
89 *c = cbuf->buf[cbuf->tail]; in cbuf_read_char()
/kernel/lib/libc/string/
A Dmemchr.c13 memchr(void const *buf, int c, size_t len) in memchr() argument
16 unsigned char const *b= buf; in memchr()
/kernel/lib/libc/
A Diovec.c37 ssize_t iovec_to_membuf(uint8_t* buf, uint buf_len, const iovec_t* iov, uint iov_cnt, uint iov_pos)… in iovec_to_membuf() argument
40 if (!buf || !iov) { in iovec_to_membuf()
61 memcpy(buf + buf_pos, (uint8_t*)iov->iov_base + iov_pos, to_copy); in iovec_to_membuf()
A Dprintf.c88 __NO_INLINE static char *longlong_to_string(char *buf, unsigned long long n, size_t len, uint flag,… in longlong_to_string() argument
98 buf[--pos] = 0; in longlong_to_string()
106 buf[--pos] = (char)(digit + '0'); in longlong_to_string()
108 buf[--pos] = (char)(n + '0'); in longlong_to_string()
119 return &buf[pos]; in longlong_to_string()
125 __NO_INLINE static const char *longlong_to_hexstring(char *buf, unsigned long long u, size_t len, u… in longlong_to_hexstring() argument
134 buf[--pos] = 0; in longlong_to_hexstring()
140 buf[--pos] = table[digit]; in longlong_to_hexstring()
144 buf[--pos] = (flag & CAPSFLAG) ? 'X' : 'x'; in longlong_to_hexstring()
145 buf[--pos] = '0'; in longlong_to_hexstring()
[all …]
/kernel/lib/crypto/entropy/
A Dhw_rng_collector.cpp31 size_t HwRngCollector::DrawEntropy(uint8_t* buf, size_t len) { in DrawEntropy() argument
40 return hw_rng_get_entropy(buf, len, /* block */ true); in DrawEntropy()
A Djitterentropy_collector.cpp85 size_t JitterentropyCollector::DrawEntropy(uint8_t* buf, size_t len) { in DrawEntropy() argument
93 buf[i] = static_cast<uint8_t>(jent_lfsr_var_stat(&ec_, lfsr_loops_, in DrawEntropy()
98 ssize_t err =jent_read_entropy(&ec_, reinterpret_cast<char*>(buf), in DrawEntropy()
/kernel/lib/cbuf/include/lib/
A Dcbuf.h21 char* buf; member
46 void cbuf_initialize_etc(cbuf_t* cbuf, size_t len, void* buf);
/kernel/arch/x86/
A Dfaults.cpp93 uint8_t buf[256]; in exception_die() local
94 if (arch_copy_from_user(buf, (void*)frame->user_sp, sizeof(buf)) == ZX_OK) { in exception_die()
96 hexdump_ex(buf, sizeof(buf), frame->user_sp); in exception_die()
508 uint8_t buf[256]; in arch_dump_exception_context() local
509 if (arch_copy_from_user(buf, (void*)context->frame->user_sp, sizeof(buf)) == ZX_OK) { in arch_dump_exception_context()
511 hexdump_ex(buf, sizeof(buf), context->frame->user_sp); in arch_dump_exception_context()
/kernel/lib/oom/
A Doom.cpp202 char buf[MAX_FORMAT_SIZE_LEN]; in cmd_oom() local
203 format_size_fixed(buf, sizeof(buf), oom_redline_bytes, 'M'); in cmd_oom()
204 printf(" redline: %s (%" PRIu64 " bytes)\n", buf, oom_redline_bytes); in cmd_oom()
/kernel/lib/debug/
A Ddebug.cpp75 uint32_t buf[4]; in hexdump_very_ex() member
87 u.buf[i] = ((const uint32_t*)address)[i]; in hexdump_very_ex()
88 pfn("%08x ", u.buf[i]); in hexdump_very_ex()

Completed in 42 milliseconds

12