libusb10.c (aa87aa52326be7b726664dba65e91ec3d8160f48) libusb10.c (4c6bcffd04f9d0b6cb57af0ffcc9be3098fe950c)
1/* $FreeBSD$ */
2/*-
3 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 *
5 * Copyright (c) 2009 Sylvestre Gallon. All rights reserved.
1/* $FreeBSD$ */
2/*-
3 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 *
5 * Copyright (c) 2009 Sylvestre Gallon. All rights reserved.
6 * Copyright (c) 2009 Hans Petter Selasky. All rights reserved.
6 * Copyright (c) 2009-2023 Hans Petter Selasky
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the

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131 /* ignore error, if any */
132 DPRINTF(ctx, LIBUSB_DEBUG_FUNCTION, "Waking up event loop failed!");
133 }
134}
135
136int
137libusb_init(libusb_context **context)
138{
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the

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131 /* ignore error, if any */
132 DPRINTF(ctx, LIBUSB_DEBUG_FUNCTION, "Waking up event loop failed!");
133 }
134}
135
136int
137libusb_init(libusb_context **context)
138{
139 return (libusb_init_context(context, NULL, 0));
140}
141
142int
143libusb_init_context(libusb_context **context,
144 const struct libusb_init_option option[], int num_options)
145{
139 struct libusb_context *ctx;
140 pthread_condattr_t attr;
141 char *debug, *ep;
142 int ret;
143
146 struct libusb_context *ctx;
147 pthread_condattr_t attr;
148 char *debug, *ep;
149 int ret;
150
151 if (num_options < 0)
152 return (LIBUSB_ERROR_INVALID_PARAM);
153
144 ctx = malloc(sizeof(*ctx));
145 if (!ctx)
146 return (LIBUSB_ERROR_INVALID_PARAM);
147
148 memset(ctx, 0, sizeof(*ctx));
149
150 debug = getenv("LIBUSB_DEBUG");
151 if (debug != NULL) {
152 /*
154 ctx = malloc(sizeof(*ctx));
155 if (!ctx)
156 return (LIBUSB_ERROR_INVALID_PARAM);
157
158 memset(ctx, 0, sizeof(*ctx));
159
160 debug = getenv("LIBUSB_DEBUG");
161 if (debug != NULL) {
162 /*
153 * If LIBUSB_DEBUG is set, we'll honor that and use it to
154 * override libusb_set_debug calls.
163 * If LIBUSB_DEBUG is set, we'll honor that first and
164 * use it to override any future libusb_set_debug()
165 * calls or init options.
155 */
156 errno = 0;
157 ctx->debug = strtol(debug, &ep, 10);
158 if (errno == 0 && *ep == '\0') {
159 ctx->debug_fixed = 1;
160 } else {
161 /*
162 * LIBUSB_DEBUG conversion failed for some reason, but
163 * we don't care about the specifics all that much. We
164 * can't use it either way. Force it to the default,
165 * 0, in case we had a partial number.
166 */
167 ctx->debug = 0;
168 }
166 */
167 errno = 0;
168 ctx->debug = strtol(debug, &ep, 10);
169 if (errno == 0 && *ep == '\0') {
170 ctx->debug_fixed = 1;
171 } else {
172 /*
173 * LIBUSB_DEBUG conversion failed for some reason, but
174 * we don't care about the specifics all that much. We
175 * can't use it either way. Force it to the default,
176 * 0, in case we had a partial number.
177 */
178 ctx->debug = 0;
179 }
180 } else {
181 /*
182 * If the LIBUSB_OPTION_LOG_LEVEL is set, honor that.
183 */
184 for (int i = 0; i != num_options; i++) {
185 if (option[i].option != LIBUSB_OPTION_LOG_LEVEL)
186 continue;
187
188 ctx->debug = (int)option[i].value.ival;
189 if ((int64_t)ctx->debug == option[i].value.ival) {
190 ctx->debug_fixed = 1;
191 } else {
192 free(ctx);
193 return (LIBUSB_ERROR_INVALID_PARAM);
194 }
195 }
169 }
196 }
197
170 TAILQ_INIT(&ctx->pollfds);
171 TAILQ_INIT(&ctx->tr_done);
172 TAILQ_INIT(&ctx->hotplug_cbh);
173 TAILQ_INIT(&ctx->hotplug_devs);
174
175 if (pthread_mutex_init(&ctx->ctx_lock, NULL) != 0) {
176 free(ctx);
177 return (LIBUSB_ERROR_NO_MEM);

--- 1572 unchanged lines hidden --- 		198 TAILQ_INIT(&ctx->pollfds);
199 TAILQ_INIT(&ctx->tr_done);
200 TAILQ_INIT(&ctx->hotplug_cbh);
201 TAILQ_INIT(&ctx->hotplug_devs);
202
203 if (pthread_mutex_init(&ctx->ctx_lock, NULL) != 0) {
204 free(ctx);
205 return (LIBUSB_ERROR_NO_MEM);

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