#include #include "strbuf.h" #include "quote.h" #include "util.h" /* Help to copy the thing properly quoted for the shell safety. * any single quote is replaced with '\'', any exclamation point * is replaced with '\!', and the whole thing is enclosed in a * * E.g. * original sq_quote result * name ==> name ==> 'name' * a b ==> a b ==> 'a b' * a'b ==> a'\''b ==> 'a'\''b' * a!b ==> a'\!'b ==> 'a'\!'b' */ static inline int need_bs_quote(char c) { return (c == '\'' || c == '!'); } static int sq_quote_buf(struct strbuf *dst, const char *src) { char *to_free = NULL; int ret; if (dst->buf == src) to_free = strbuf_detach(dst, NULL); ret = strbuf_addch(dst, '\''); while (!ret && *src) { size_t len = strcspn(src, "'!"); ret = strbuf_add(dst, src, len); src += len; while (!ret && need_bs_quote(*src)) ret = strbuf_addf(dst, "'\\%c\'", *src++); } if (!ret) ret = strbuf_addch(dst, '\''); free(to_free); return ret; } int sq_quote_argv(struct strbuf *dst, const char** argv, size_t maxlen) { int i, ret; /* Copy into destination buffer. */ ret = strbuf_grow(dst, 255); for (i = 0; !ret && argv[i]; ++i) { ret = strbuf_addch(dst, ' '); if (ret) break; ret = sq_quote_buf(dst, argv[i]); if (maxlen && dst->len > maxlen) return -ENOSPC; } return ret; } n> net-next plumbingsTobias Klauser
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authorLinus Torvalds <torvalds@linux-foundation.org>2016-12-10 09:47:13 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-12-10 09:47:13 -0800
commit045169816b31b10faed984b01c390db1b32ee4c1 (patch)
treeecb1d0c763f3d8cb0af749717b66ac47e6981d33 /sound/soc/codecs/tpa6130a2.c
parentcd6628953e4216b65e7d91ab70ff8e5b65c9fde9 (diff)
parent678b5c6b22fed89a13d5b2267f423069a9b11c80 (diff)
Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fixes from Herbert Xu: "This fixes the following issues: - Fix pointer size when caam is used with AArch64 boot loader on AArch32 kernel. - Fix ahash state corruption in marvell driver. - Fix buggy algif_aed tag handling. - Prevent mcryptd from being used with incompatible algorithms which can cause crashes" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: algif_aead - fix uninitialized variable warning crypto: mcryptd - Check mcryptd algorithm compatibility crypto: algif_aead - fix AEAD tag memory handling crypto: caam - fix pointer size for AArch64 boot loader, AArch32 kernel crypto: marvell - Don't corrupt state of an STD req for re-stepped ahash crypto: marvell - Don't copy hash operation twice into the SRAM
Diffstat (limited to 'sound/soc/codecs/tpa6130a2.c')