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author | Paul Barker <paul.barker@sancloud.com> | 2022-10-05 13:18:35 +0100 |
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committer | Heinrich Schuchardt <heinrich.schuchardt@canonical.com> | 2022-10-06 22:54:57 +0200 |
commit | 39434a9b25dcfc0f6b5aba59e9b6d691468891a4 (patch) | |
tree | fede2426e60a3fedf18fe4f7bc4acafa67e26511 /lib | |
parent | 932f72d68efa4f38846f90f258e07f7bb1a2cd70 (diff) | |
download | u-boot-39434a9b25dcfc0f6b5aba59e9b6d691468891a4.zip u-boot-39434a9b25dcfc0f6b5aba59e9b6d691468891a4.tar.gz u-boot-39434a9b25dcfc0f6b5aba59e9b6d691468891a4.tar.bz2 |
efi: Add string conversion helper
Signed-off-by: Paul Barker <paul.barker@sancloud.com>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Diffstat (limited to 'lib')
-rw-r--r-- | lib/efi_loader/efi_string.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/efi_loader/efi_string.c b/lib/efi_loader/efi_string.c index 8bf1e49..e21e09c 100644 --- a/lib/efi_loader/efi_string.c +++ b/lib/efi_loader/efi_string.c @@ -8,6 +8,7 @@ #include <common.h> #include <charset.h> #include <efi_loader.h> +#include <malloc.h> /** * efi_create_indexed_name - create a string name with an index @@ -41,3 +42,26 @@ u16 *efi_create_indexed_name(u16 *buffer, size_t buffer_size, const char *name, return p; } + +/** + * efi_convert_string - Convert an ASCII or UTF-8 string to UTF-16 + * @str: String to be converted + * + * Return: Converted string in UTF-16 format. The caller is responsible for + * freeing this string when it is no longer needed. + */ +efi_string_t efi_convert_string(const char *str) +{ + efi_string_t str_16, tmp; + size_t sz_16; + + sz_16 = utf8_utf16_strlen(str); + str_16 = calloc(sz_16 + 1, sizeof(u16)); + if (!str_16) + return NULL; + + tmp = str_16; + utf8_utf16_strcpy(&tmp, str); + + return str_16; +} |