mirror of https://github.com/tmux/tmux.git
Fix 0x Unicode character parsing, GitHub issue 2286.
parent
6cacaa94a5
commit
c9b4d5a4a5
30
key-string.c
30
key-string.c
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@ -18,7 +18,9 @@
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#include <sys/types.h>
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#include <sys/types.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string.h>
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#include <wchar.h>
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#include "tmux.h"
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#include "tmux.h"
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@ -163,13 +165,13 @@ key_code
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key_string_lookup_string(const char *string)
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key_string_lookup_string(const char *string)
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{
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{
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static const char *other = "!#()+,-.0123456789:;<=>'\r\t";
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static const char *other = "!#()+,-.0123456789:;<=>'\r\t";
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key_code key;
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key_code key, modifiers;
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u_int u;
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u_int u, i;
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key_code modifiers;
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struct utf8_data ud, *udp;
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struct utf8_data ud;
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u_int i;
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enum utf8_state more;
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enum utf8_state more;
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utf8_char uc;
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utf8_char uc;
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char m[MB_LEN_MAX + 1];
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int mlen;
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/* Is this no key or any key? */
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/* Is this no key or any key? */
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if (strcasecmp(string, "None") == 0)
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if (strcasecmp(string, "None") == 0)
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@ -181,9 +183,21 @@ key_string_lookup_string(const char *string)
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if (string[0] == '0' && string[1] == 'x') {
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if (string[0] == '0' && string[1] == 'x') {
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if (sscanf(string + 2, "%x", &u) != 1)
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if (sscanf(string + 2, "%x", &u) != 1)
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return (KEYC_UNKNOWN);
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return (KEYC_UNKNOWN);
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if (u > 0x1fffff)
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mlen = wctomb(m, u);
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return (KEYC_UNKNOWN);
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if (mlen <= 0 || mlen > MB_LEN_MAX)
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return (u);
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return (KEYC_UNKNOWN);
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m[mlen] = '\0';
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udp = utf8_fromcstr(m);
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if (udp == NULL ||
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udp[0].size == 0 ||
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udp[1].size != 0 ||
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utf8_from_data(&udp[0], &uc) != UTF8_DONE) {
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free(udp);
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return (KEYC_UNKNOWN);
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}
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free(udp);
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return (uc);
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}
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}
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/* Check for modifiers. */
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/* Check for modifiers. */
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