| /mbedtls-3.6.0/library/ |
| D | x509write_crt.c | 164 unsigned char buf[9]; in mbedtls_x509write_crt_set_basic_constraints() local
165 unsigned char *c = buf + sizeof(buf); in mbedtls_x509write_crt_set_basic_constraints()
168 memset(buf, 0, sizeof(buf)); in mbedtls_x509write_crt_set_basic_constraints()
176 MBEDTLS_ASN1_CHK_ADD(len, mbedtls_asn1_write_int(&c, buf, in mbedtls_x509write_crt_set_basic_constraints()
179 MBEDTLS_ASN1_CHK_ADD(len, mbedtls_asn1_write_bool(&c, buf, 1)); in mbedtls_x509write_crt_set_basic_constraints()
182 MBEDTLS_ASN1_CHK_ADD(len, mbedtls_asn1_write_len(&c, buf, len)); in mbedtls_x509write_crt_set_basic_constraints()
183 MBEDTLS_ASN1_CHK_ADD(len, mbedtls_asn1_write_tag(&c, buf, in mbedtls_x509write_crt_set_basic_constraints()
190 is_ca, buf + sizeof(buf) - len, len); in mbedtls_x509write_crt_set_basic_constraints()
199 unsigned char buf[MBEDTLS_MPI_MAX_SIZE * 2 + 20]; /* tag, length + 2xMPI */ in mbedtls_x509write_crt_set_key_identifier() local
200 unsigned char *c = buf + sizeof(buf); in mbedtls_x509write_crt_set_key_identifier()
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| D | x509write_csr.c | 85 unsigned char buf[4] = { 0 }; in mbedtls_x509write_csr_set_key_usage() local
89 c = buf + 4; in mbedtls_x509write_csr_set_key_usage()
91 ret = mbedtls_asn1_write_named_bitstring(&c, buf, &key_usage, 8); in mbedtls_x509write_csr_set_key_usage()
109 unsigned char buf[4] = { 0 }; in mbedtls_x509write_csr_set_ns_cert_type() local
113 c = buf + 4; in mbedtls_x509write_csr_set_ns_cert_type()
115 ret = mbedtls_asn1_write_named_bitstring(&c, buf, &ns_cert_type, 8); in mbedtls_x509write_csr_set_ns_cert_type()
131 unsigned char *buf, in x509write_csr_der_internal() argument
151 c = buf + size; in x509write_csr_der_internal()
153 MBEDTLS_ASN1_CHK_ADD(len, mbedtls_x509_write_extensions(&c, buf, in x509write_csr_der_internal()
157 MBEDTLS_ASN1_CHK_ADD(len, mbedtls_asn1_write_len(&c, buf, len)); in x509write_csr_der_internal()
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| D | pkwrite.c | 156 uint8_t buf[PSA_EXPORT_PUBLIC_KEY_MAX_SIZE]; in pk_write_ec_pubkey() local
159 if (psa_export_public_key(pk->priv_id, buf, sizeof(buf), &len) != PSA_SUCCESS) { in pk_write_ec_pubkey()
164 memcpy(buf, pk->pub_raw, len); in pk_write_ec_pubkey()
172 memcpy(*p, buf, len); in pk_write_ec_pubkey()
182 uint8_t buf[PSA_EXPORT_PUBLIC_KEY_MAX_SIZE]; in pk_write_ec_pubkey() local
184 unsigned char buf[MBEDTLS_ECP_MAX_PT_LEN]; in pk_write_ec_pubkey() local
191 if (psa_export_public_key(pk->priv_id, buf, sizeof(buf), &len) != PSA_SUCCESS) { in pk_write_ec_pubkey()
195 memcpy(*p, buf, len); in pk_write_ec_pubkey()
202 &len, buf, sizeof(buf))) != 0) { in pk_write_ec_pubkey()
212 memcpy(*p, buf, len); in pk_write_ec_pubkey()
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| D | entropy.c | 199 unsigned char buf[MBEDTLS_ENTROPY_MAX_GATHER]; in entropy_gather_internal() local
216 buf, MBEDTLS_ENTROPY_MAX_GATHER, &olen)) != 0) { in entropy_gather_internal()
225 buf, olen)) != 0) { in entropy_gather_internal()
237 mbedtls_platform_zeroize(buf, sizeof(buf)); in entropy_gather_internal()
271 unsigned char buf[MBEDTLS_ENTROPY_BLOCK_SIZE]; in mbedtls_entropy_func() local
320 memset(buf, 0, MBEDTLS_ENTROPY_BLOCK_SIZE); in mbedtls_entropy_func()
327 if ((ret = mbedtls_md_finish(&ctx->accumulator, buf)) != 0) { in mbedtls_entropy_func()
345 if ((ret = mbedtls_md_update(&ctx->accumulator, buf, in mbedtls_entropy_func()
354 buf, MBEDTLS_ENTROPY_BLOCK_SIZE, buf)) != 0) { in mbedtls_entropy_func()
362 memcpy(output, buf, len); in mbedtls_entropy_func()
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| D | ssl_tls13_client.c | 47 unsigned char *buf, in ssl_tls13_write_supported_versions_ext() argument
51 unsigned char *p = buf; in ssl_tls13_write_supported_versions_ext()
99 const unsigned char *buf, in ssl_tls13_parse_supported_versions_ext() argument
104 MBEDTLS_SSL_CHK_BUF_READ_PTR(buf, end, 2); in ssl_tls13_parse_supported_versions_ext()
105 if (mbedtls_ssl_read_version(buf, ssl->conf->transport) != in ssl_tls13_parse_supported_versions_ext()
114 if (&buf[2] != end) { in ssl_tls13_parse_supported_versions_ext()
128 const unsigned char *buf, size_t len) in ssl_tls13_parse_alpn_ext() argument
130 const unsigned char *p = buf; in ssl_tls13_parse_alpn_ext()
131 const unsigned char *end = buf + len; in ssl_tls13_parse_alpn_ext()
265 unsigned char *buf, in ssl_tls13_write_key_share_ext() argument
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| D | pem.c | 154 unsigned char *buf, size_t buflen, in pem_des_decrypt() argument
171 des_iv, buf, buf); in pem_des_decrypt()
184 unsigned char *buf, size_t buflen, in pem_des3_decrypt() argument
201 des3_iv, buf, buf); in pem_des3_decrypt()
216 unsigned char *buf, size_t buflen, in pem_aes_decrypt() argument
233 aes_iv, buf, buf); in pem_aes_decrypt()
251 unsigned char *buf; in mbedtls_pem_read_buffer() local
392 if ((buf = mbedtls_calloc(1, len)) == NULL) { in mbedtls_pem_read_buffer()
396 if ((ret = mbedtls_base64_decode(buf, len, &len, s1, s2 - s1)) != 0) { in mbedtls_pem_read_buffer()
397 mbedtls_zeroize_and_free(buf, len); in mbedtls_pem_read_buffer()
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| D | gcm.c | 265 memset(ctx->buf, 0x00, sizeof(ctx->buf)); in mbedtls_gcm_starts()
341 mbedtls_xor(ctx->buf + offset, ctx->buf + offset, p, use_len); in mbedtls_gcm_update_ad()
344 gcm_mult(ctx, ctx->buf, ctx->buf); in mbedtls_gcm_update_ad()
355 mbedtls_xor(ctx->buf, ctx->buf, p, 16); in mbedtls_gcm_update_ad()
357 gcm_mult(ctx, ctx->buf, ctx->buf); in mbedtls_gcm_update_ad()
364 mbedtls_xor(ctx->buf, ctx->buf, p, add_len); in mbedtls_gcm_update_ad()
399 mbedtls_xor(ctx->buf + offset, ctx->buf + offset, input, use_len); in gcm_mask()
403 mbedtls_xor(ctx->buf + offset, ctx->buf + offset, output, use_len); in gcm_mask()
445 gcm_mult(ctx, ctx->buf, ctx->buf); in mbedtls_gcm_update()
460 gcm_mult(ctx, ctx->buf, ctx->buf); in mbedtls_gcm_update()
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| D | ssl_tls13_generic.c | 51 unsigned char **buf, in mbedtls_ssl_tls13_fetch_handshake_msg() argument
77 *buf = ssl->in_msg + 4; in mbedtls_ssl_tls13_fetch_handshake_msg()
87 const unsigned char *buf, const unsigned char *end, in mbedtls_ssl_tls13_is_supported_versions_ext_present_in_exts() argument
91 const unsigned char *p = buf; in mbedtls_ssl_tls13_is_supported_versions_ext_present_in_exts()
213 const unsigned char *buf, in ssl_tls13_parse_certificate_verify() argument
220 const unsigned char *p = buf; in ssl_tls13_parse_certificate_verify()
345 unsigned char *buf; in mbedtls_ssl_tls13_process_certificate_verify() local
352 ssl, MBEDTLS_SSL_HS_CERTIFICATE_VERIFY, &buf, &buf_len)); in mbedtls_ssl_tls13_process_certificate_verify()
383 ssl, buf, buf + buf_len, in mbedtls_ssl_tls13_process_certificate_verify()
388 buf, buf_len)); in mbedtls_ssl_tls13_process_certificate_verify()
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| D | ecdh.c | 266 unsigned char *buf, size_t blen, in ecdh_make_params_internal() argument
304 if ((ret = mbedtls_ecp_tls_write_group(&ctx->grp, &grp_len, buf, in ecdh_make_params_internal()
309 buf += grp_len; in ecdh_make_params_internal()
313 &pt_len, buf, blen)) != 0) { in ecdh_make_params_internal()
329 unsigned char *buf, size_t blen, in mbedtls_ecdh_make_params() argument
341 return ecdh_make_params_internal(ctx, olen, ctx->point_format, buf, blen, in mbedtls_ecdh_make_params()
348 buf, blen, f_rng, p_rng); in mbedtls_ecdh_make_params()
352 ctx->point_format, buf, blen, in mbedtls_ecdh_make_params()
362 const unsigned char **buf, in ecdh_read_params_internal() argument
365 return mbedtls_ecp_tls_read_point(&ctx->grp, &ctx->Qp, buf, in ecdh_read_params_internal()
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| D | ecjpake.c | 202 unsigned char buf[ECJPAKE_HASH_BUF_LEN]; in ecjpake_hash() local
203 unsigned char *p = buf; in ecjpake_hash()
204 const unsigned char *end = buf + sizeof(buf); in ecjpake_hash()
229 buf, p - buf, hash)); in ecjpake_hash()
456 const unsigned char *buf, in ecjpake_kkpp_read() argument
460 const unsigned char *p = buf; in ecjpake_kkpp_read()
461 const unsigned char *end = buf + len; in ecjpake_kkpp_read()
492 unsigned char *buf, in ecjpake_kkpp_write() argument
499 unsigned char *p = buf; in ecjpake_kkpp_write()
500 const unsigned char *end = buf + len; in ecjpake_kkpp_write()
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| D | x509write.c | 46 unsigned char *buf; in mbedtls_x509_write_set_san_common() local
91 buf = mbedtls_calloc(1, buflen); in mbedtls_x509_write_set_san_common()
92 if (buf == NULL) { in mbedtls_x509_write_set_san_common()
95 p = buf + buflen; in mbedtls_x509_write_set_san_common()
114 &p, buf, in mbedtls_x509_write_set_san_common()
117 &p, buf, unstructured_name_len)); in mbedtls_x509_write_set_san_common()
120 &p, buf, in mbedtls_x509_write_set_san_common()
126 mbedtls_x509_write_names(&p, buf, in mbedtls_x509_write_set_san_common()
131 mbedtls_asn1_write_len(&p, buf, single_san_len)); in mbedtls_x509_write_set_san_common()
133 mbedtls_asn1_write_tag(&p, buf, in mbedtls_x509_write_set_san_common()
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| D | platform.c | 222 static void platform_setbuf_uninit(FILE *stream, char *buf) in platform_setbuf_uninit() argument
225 ((void) buf); in platform_setbuf_uninit()
230 void (*mbedtls_setbuf)(FILE *stream, char *buf) = MBEDTLS_PLATFORM_STD_SETBUF;
232 int mbedtls_platform_set_setbuf(void (*setbuf_func)(FILE *stream, char *buf)) in mbedtls_platform_set_setbuf() argument
293 int mbedtls_platform_std_nv_seed_read(unsigned char *buf, size_t buf_len) in mbedtls_platform_std_nv_seed_read() argument
305 if ((n = fread(buf, 1, buf_len, file)) != buf_len) { in mbedtls_platform_std_nv_seed_read()
307 mbedtls_platform_zeroize(buf, buf_len); in mbedtls_platform_std_nv_seed_read()
315 int mbedtls_platform_std_nv_seed_write(unsigned char *buf, size_t buf_len) in mbedtls_platform_std_nv_seed_write() argument
327 if ((n = fwrite(buf, 1, buf_len, file)) != buf_len) { in mbedtls_platform_std_nv_seed_write()
342 static int platform_nv_seed_read_uninit(unsigned char *buf, size_t buf_len) in platform_nv_seed_read_uninit() argument
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| D | ssl_tls12_server.c | 108 const unsigned char *buf, in ssl_parse_renegotiation_info() argument
115 buf[0] != ssl->verify_data_len || in ssl_parse_renegotiation_info()
116 mbedtls_ct_memcmp(buf + 1, ssl->peer_verify_data, in ssl_parse_renegotiation_info()
126 if (len != 1 || buf[0] != 0x0) { in ssl_parse_renegotiation_info()
182 const unsigned char *buf, in ssl_parse_supported_groups_ext() argument
195 list_size = ((buf[0] << 8) | (buf[1])); in ssl_parse_supported_groups_ext()
228 p = buf + 2; in ssl_parse_supported_groups_ext()
247 const unsigned char *buf, in ssl_parse_supported_point_formats() argument
253 if (len == 0 || (size_t) (buf[0] + 1) != len) { in ssl_parse_supported_point_formats()
259 list_size = buf[0]; in ssl_parse_supported_point_formats()
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| D | ssl_tls13_server.c | 52 const unsigned char *buf, in ssl_tls13_parse_key_exchange_modes_ext() argument
55 const unsigned char *p = buf; in ssl_tls13_parse_key_exchange_modes_ext()
676 unsigned char *buf, in ssl_tls13_write_server_pre_shared_key_ext() argument
680 unsigned char *p = (unsigned char *) buf; in ssl_tls13_write_server_pre_shared_key_ext()
723 const unsigned char *buf, in ssl_tls13_parse_supported_versions_ext() argument
726 const unsigned char *p = buf; in ssl_tls13_parse_supported_versions_ext()
782 const unsigned char *buf, in ssl_tls13_parse_supported_groups_ext() argument
785 const unsigned char *p = buf; in ssl_tls13_parse_supported_groups_ext()
789 MBEDTLS_SSL_DEBUG_BUF(3, "supported_groups extension", p, end - buf); in ssl_tls13_parse_supported_groups_ext()
844 const unsigned char *buf, in ssl_tls13_parse_key_shares_ext() argument
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| /mbedtls-3.6.0/programs/test/ |
| D | benchmark.c | 495 unsigned char buf[BUFSIZE]; variable
611 memset(buf, 0xAA, sizeof(buf)); in main()
620 TIME_AND_TSC("MD5", mbedtls_md5(buf, BUFSIZE, tmp)); in main()
626 TIME_AND_TSC("RIPEMD160", mbedtls_ripemd160(buf, BUFSIZE, tmp)); in main()
632 TIME_AND_TSC("SHA-1", mbedtls_sha1(buf, BUFSIZE, tmp)); in main()
638 TIME_AND_TSC("SHA-256", mbedtls_sha256(buf, BUFSIZE, tmp, 0)); in main()
644 TIME_AND_TSC("SHA-512", mbedtls_sha512(buf, BUFSIZE, tmp, 0)); in main()
649 TIME_AND_TSC("SHA3-224", mbedtls_sha3(MBEDTLS_SHA3_224, buf, BUFSIZE, tmp, 28)); in main()
652 TIME_AND_TSC("SHA3-256", mbedtls_sha3(MBEDTLS_SHA3_256, buf, BUFSIZE, tmp, 32)); in main()
655 TIME_AND_TSC("SHA3-384", mbedtls_sha3(MBEDTLS_SHA3_384, buf, BUFSIZE, tmp, 48)); in main()
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| D | udp_proxy.c | 229 char *buf; in get_options() local
246 buf = mbedtls_calloc(1, len + 1); in get_options()
247 if (buf == NULL) { in get_options()
251 memcpy(buf, q, len + 1); in get_options()
253 delay_list[(*delay_cnt)++] = buf; in get_options()
383 static int ctx_buffer_flush(ctx_buffer *buf) in ctx_buffer_flush() argument
388 elapsed_time(), buf->description, in ctx_buffer_flush()
389 (unsigned) buf->len, buf->num_datagrams, in ctx_buffer_flush()
390 elapsed_time() - buf->packet_lifetime); in ctx_buffer_flush()
392 ret = mbedtls_net_send(buf->ctx, buf->data, buf->len); in ctx_buffer_flush()
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| /mbedtls-3.6.0/programs/pkey/ |
| D | dh_client.c | 60 unsigned char buf[2048]; in main() local
133 memset(buf, 0, sizeof(buf)); in main()
135 if ((ret = mbedtls_net_recv(&server_fd, buf, 2)) != 2) { in main()
140 n = buflen = (buf[0] << 8) | buf[1]; in main()
141 if (buflen < 1 || buflen > sizeof(buf)) { in main()
149 memset(buf, 0, sizeof(buf)); in main()
151 if ((ret = mbedtls_net_recv(&server_fd, buf, n)) != (int) n) { in main()
156 p = buf, end = buf + buflen; in main()
183 if ((ret = mbedtls_sha1(buf, (int) (p - 2 - buf), hash)) != 0) { in main()
201 if ((ret = mbedtls_dhm_make_public(&dhm, (int) n, buf, n, in main()
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| D | dh_server.c | 59 unsigned char buf[2048]; in main() local
177 memset(buf, 0, sizeof(buf)); in main()
180 mbedtls_dhm_make_params(&dhm, (int) mbedtls_mpi_size(&dhm.MBEDTLS_PRIVATE(P)), buf, &n, in main()
189 if ((ret = mbedtls_sha1(buf, n, hash)) != 0) { in main()
194 buf[n] = (unsigned char) (rsa.MBEDTLS_PRIVATE(len) >> 8); in main()
195 buf[n + 1] = (unsigned char) (rsa.MBEDTLS_PRIVATE(len)); in main()
198 32, hash, buf + n + 2)) != 0) { in main()
208 (ret = mbedtls_net_send(&client_fd, buf, buflen)) != (int) buflen) { in main()
219 memset(buf, 0, sizeof(buf)); in main()
222 if ((ret = mbedtls_net_recv(&client_fd, buf, n)) != (int) n) { in main()
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| /mbedtls-3.6.0/3rdparty/everest/library/ |
| D | x25519.c | 60 unsigned char *buf, size_t blen, in mbedtls_x25519_make_params() argument
75 *buf++ = MBEDTLS_ECP_TLS_NAMED_CURVE; in mbedtls_x25519_make_params()
76 *buf++ = MBEDTLS_ECP_TLS_CURVE25519 >> 8; in mbedtls_x25519_make_params()
77 *buf++ = MBEDTLS_ECP_TLS_CURVE25519 & 0xFF; in mbedtls_x25519_make_params()
78 *buf++ = MBEDTLS_X25519_KEY_SIZE_BYTES; in mbedtls_x25519_make_params()
81 Hacl_Curve25519_crypto_scalarmult( buf, ctx->our_secret, base ); in mbedtls_x25519_make_params()
84 if( memcmp( buf, base, MBEDTLS_X25519_KEY_SIZE_BYTES) == 0 ) in mbedtls_x25519_make_params()
91 const unsigned char **buf, const unsigned char *end ) in mbedtls_x25519_read_params() argument
93 if( end - *buf < MBEDTLS_X25519_KEY_SIZE_BYTES + 1 ) in mbedtls_x25519_read_params()
96 if( ( *(*buf)++ != MBEDTLS_X25519_KEY_SIZE_BYTES ) ) in mbedtls_x25519_read_params()
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| /mbedtls-3.6.0/programs/x509/ |
| D | cert_write.c | 298 char buf[1024]; in main() local
329 memset(buf, 0, sizeof(buf)); in main()
508 ext_key_usage->buf.tag = MBEDTLS_ASN1_OID; in main()
510 SET_OID(ext_key_usage->buf, MBEDTLS_OID_SERVER_AUTH); in main()
512 SET_OID(ext_key_usage->buf, MBEDTLS_OID_CLIENT_AUTH); in main()
514 SET_OID(ext_key_usage->buf, MBEDTLS_OID_CODE_SIGNING); in main()
516 SET_OID(ext_key_usage->buf, MBEDTLS_OID_EMAIL_PROTECTION); in main()
518 SET_OID(ext_key_usage->buf, MBEDTLS_OID_TIME_STAMPING); in main()
520 SET_OID(ext_key_usage->buf, MBEDTLS_OID_OCSP_SIGNING); in main()
522 SET_OID(ext_key_usage->buf, MBEDTLS_OID_ANY_EXTENDED_KEY_USAGE); in main()
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| /mbedtls-3.6.0/programs/ssl/ |
| D | ssl_mail_client.c | 153 unsigned char buf[1024]; in do_handshake() local
154 memset(buf, 0, 1024); in do_handshake()
165 mbedtls_strerror(ret, (char *) buf, 1024); in do_handshake()
167 mbedtls_printf(" failed\n ! mbedtls_ssl_handshake returned %d: %s\n\n", ret, buf); in do_handshake()
199 mbedtls_x509_crt_info((char *) buf, sizeof(buf) - 1, " ", in do_handshake()
201 mbedtls_printf("%s\n", buf); in do_handshake()
207 static int write_ssl_data(mbedtls_ssl_context *ssl, unsigned char *buf, size_t len) in write_ssl_data() argument
211 mbedtls_printf("\n%s", buf); in write_ssl_data()
212 while (len && (ret = mbedtls_ssl_write(ssl, buf, len)) <= 0) { in write_ssl_data()
222 static int write_ssl_and_get_response(mbedtls_ssl_context *ssl, unsigned char *buf, size_t len) in write_ssl_and_get_response() argument
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| /mbedtls-3.6.0/tests/suites/ |
| D | test_suite_ssl_decrypt.function | 28 .buf = NULL,
43 uint8_t *buf = NULL;
55 TEST_CALLOC(rec_good.buf, rec_good.buf_len);
56 memcpy(rec_good.buf, sample_plaintext, plaintext_length);
65 TEST_CALLOC(buf, rec.buf_len);
69 rec.buf = buf;
70 memcpy(buf, rec_good.buf, rec.buf_len);
71 buf[i] ^= 1;
75 mbedtls_free(buf);
76 buf = NULL;
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| D | test_suite_ecdh.function | 123 rnd_info_A.buf = rnd_buf_A->x;
141 rnd_info_B.buf = rnd_buf_B->x;
199 unsigned char buf[1000];
212 memset(buf, 0x00, sizeof(buf)); vbuf = buf;
213 TEST_ASSERT(mbedtls_ecdh_make_params(&srv, &len, buf, 1000,
216 TEST_ASSERT(mbedtls_ecdh_read_params(&cli, &vbuf, buf + len) == 0);
218 memset(buf, 0x00, sizeof(buf));
219 TEST_ASSERT(mbedtls_ecdh_make_public(&cli, &len, buf, 1000,
222 TEST_ASSERT(mbedtls_ecdh_read_public(&srv, buf, len) == 0);
224 TEST_ASSERT(mbedtls_ecdh_calc_secret(&srv, &len, buf, 1000,
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| D | test_suite_pem.function | 9 void mbedtls_pem_write_buffer(char *start, char *end, data_t *buf,
17 ret = mbedtls_pem_write_buffer(start, end, buf->x, buf->len, NULL, 0, &olen);
23 ret = mbedtls_pem_write_buffer(start, end, buf->x, buf->len, check_buf, olen, &olen2);
39 unsigned char buf[1024];
47 ret = mbedtls_pem_write_buffer("\n", "\n", data, l, buf, sizeof(buf), &olen);
52 memset(buf, 1, sizeof(buf));
53 ret = mbedtls_pem_write_buffer("\n", "\n", data, l, buf, olen_needed, &olen);
57 for (size_t i = olen_needed; i < sizeof(buf); i++) {
58 TEST_EQUAL(buf[i], 1);
72 const unsigned char *buf;
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| /mbedtls-3.6.0/programs/util/ |
| D | pem2der.c | 105 static int load_file(const char *path, unsigned char **buf, size_t *n) in load_file() argument
124 (*buf = mbedtls_calloc(1, *n + 1)) == NULL) { in load_file()
129 if (fread(*buf, 1, *n, f) != *n) { in load_file()
131 free(*buf); in load_file()
132 *buf = NULL; in load_file()
138 (*buf)[*n] = '\0'; in load_file()
146 static int write_file(const char *path, unsigned char *buf, size_t n) in write_file() argument
154 if (fwrite(buf, 1, n, f) != n) { in write_file()
169 char buf[1024]; in main() local
177 memset(buf, 0, sizeof(buf)); in main()
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