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Makefile
(1.61 KB)
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Makefile.depend
(191 B)
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delay.c
(1.45 KB)
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devicename.c
(5.1 KB)
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devpath.c
(18.29 KB)
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efi_console.c
(30.17 KB)
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efi_driver_utils.c
(2.82 KB)
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efichar.c
(4.13 KB)
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efienv.c
(3.32 KB)
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efihttp.c
(20.3 KB)
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efinet.c
(12.24 KB)
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efipart.c
(28.42 KB)
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efizfs.c
(3.17 KB)
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env.c
(29.25 KB)
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errno.c
(3.4 KB)
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handles.c
(3 KB)
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libefi.c
(2 KB)
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time.c
(6.67 KB)
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time_event.c
(2.08 KB)
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wchar.c
(2.09 KB)
Editing: efienv.c
/*- * Copyright (c) 2018 Netflix, Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <stand.h> #include <efi.h> #include <efichar.h> #include <efilib.h> static EFI_GUID FreeBSDBootVarGUID = FREEBSD_BOOT_VAR_GUID; static EFI_GUID GlobalBootVarGUID = EFI_GLOBAL_VARIABLE; EFI_STATUS efi_getenv(EFI_GUID *g, const char *v, void *data, size_t *len) { size_t ul; CHAR16 *uv; UINT32 attr; UINTN dl; EFI_STATUS rv; uv = NULL; if (utf8_to_ucs2(v, &uv, &ul) != 0) return (EFI_OUT_OF_RESOURCES); dl = *len; rv = RS->GetVariable(uv, g, &attr, &dl, data); if (rv == EFI_SUCCESS || rv == EFI_BUFFER_TOO_SMALL) *len = dl; free(uv); return (rv); } EFI_STATUS efi_global_getenv(const char *v, void *data, size_t *len) { return (efi_getenv(&GlobalBootVarGUID, v, data, len)); } EFI_STATUS efi_freebsd_getenv(const char *v, void *data, size_t *len) { return (efi_getenv(&FreeBSDBootVarGUID, v, data, len)); } /* * efi_setenv -- Sets an env variable. */ EFI_STATUS efi_setenv(EFI_GUID *guid, const char *varname, UINT32 attr, void *data, __size_t len) { EFI_STATUS rv; CHAR16 *uv; size_t ul; uv = NULL; if (utf8_to_ucs2(varname, &uv, &ul) != 0) return (EFI_OUT_OF_RESOURCES); rv = RS->SetVariable(uv, guid, attr, len, data); free(uv); return (rv); } EFI_STATUS efi_setenv_freebsd_wcs(const char *varname, CHAR16 *valstr) { CHAR16 *var = NULL; size_t len; EFI_STATUS rv; if (utf8_to_ucs2(varname, &var, &len) != 0) return (EFI_OUT_OF_RESOURCES); rv = RS->SetVariable(var, &FreeBSDBootVarGUID, EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS, (ucs2len(valstr) + 1) * sizeof(efi_char), valstr); free(var); return (rv); } /* * efi_delenv -- deletes the specified env variable */ EFI_STATUS efi_delenv(EFI_GUID *guid, const char *name) { CHAR16 *var; size_t len; EFI_STATUS rv; var = NULL; if (utf8_to_ucs2(name, &var, &len) != 0) return (EFI_OUT_OF_RESOURCES); rv = RS->SetVariable(var, guid, 0, 0, NULL); free(var); return (rv); } EFI_STATUS efi_freebsd_delenv(const char *name) { return (efi_delenv(&FreeBSDBootVarGUID, name)); }
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