diff options
| author | Michael Biebl <biebl@debian.org> | 2021-10-01 23:05:04 +0200 |
|---|---|---|
| committer | Michael Biebl <biebl@debian.org> | 2021-10-01 23:05:04 +0200 |
| commit | e74c568b07b50b97873fb4ee1d776dedefbd54d6 (patch) | |
| tree | 3469f17ea9af91f7ff169b890633bda68b0cf76e /shared/systemd/src/basic/strxcpyx.c | |
| parent | bfe522304da217296e2a61040f58e35ec5d6f3f2 (diff) | |
New upstream version 1.32.12 upstream/1.32.12
Diffstat (limited to 'shared/systemd/src/basic/strxcpyx.c')
| -rw-r--r-- | shared/systemd/src/basic/strxcpyx.c | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/shared/systemd/src/basic/strxcpyx.c b/shared/systemd/src/basic/strxcpyx.c deleted file mode 100644 index 39aebb88..00000000 --- a/shared/systemd/src/basic/strxcpyx.c +++ /dev/null @@ -1,118 +0,0 @@ -/* SPDX-License-Identifier: LGPL-2.1-or-later */ - -/* - * Concatenates/copies strings. In any case, terminates in all cases - * with '\0' and moves the @dest pointer forward to the added '\0'. - * Returns the remaining size, and 0 if the string was truncated. - * - * Due to the intended usage, these helpers silently noop invocations - * having zero size. This is technically an exception to the above - * statement "terminates in all cases". It's unexpected for such calls to - * occur outside of a loop where this is the preferred behavior. - */ - -#include "nm-sd-adapt-shared.h" - -#include <stdarg.h> -#include <stdio.h> -#include <string.h> - -#include "strxcpyx.h" - -size_t strnpcpy(char **dest, size_t size, const char *src, size_t len) { - assert(dest); - assert(src); - - if (size == 0) - return 0; - - if (len >= size) { - if (size > 1) - *dest = mempcpy(*dest, src, size-1); - size = 0; - } else if (len > 0) { - *dest = mempcpy(*dest, src, len); - size -= len; - } - - *dest[0] = '\0'; - return size; -} - -size_t strpcpy(char **dest, size_t size, const char *src) { - assert(dest); - assert(src); - - return strnpcpy(dest, size, src, strlen(src)); -} - -size_t strpcpyf(char **dest, size_t size, const char *src, ...) { - va_list va; - int i; - - assert(dest); - assert(src); - - if (size == 0) - return 0; - - va_start(va, src); - i = vsnprintf(*dest, size, src, va); - if (i < (int)size) { - *dest += i; - size -= i; - } else - size = 0; - va_end(va); - return size; -} - -size_t strpcpyl(char **dest, size_t size, const char *src, ...) { - va_list va; - - assert(dest); - assert(src); - - va_start(va, src); - do { - size = strpcpy(dest, size, src); - src = va_arg(va, char *); - } while (src); - va_end(va); - return size; -} - -size_t strnscpy(char *dest, size_t size, const char *src, size_t len) { - char *s; - - assert(dest); - assert(src); - - s = dest; - return strnpcpy(&s, size, src, len); -} - -size_t strscpy(char *dest, size_t size, const char *src) { - assert(dest); - assert(src); - - return strnscpy(dest, size, src, strlen(src)); -} - -size_t strscpyl(char *dest, size_t size, const char *src, ...) { - va_list va; - char *s; - - assert(dest); - assert(src); - - va_start(va, src); - s = dest; - do { - size = strpcpy(&s, size, src); - src = va_arg(va, char *); - } while (src); - va_end(va); - - return size; -} |