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make parsemode() generic

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use for uudecode and chmod

Signed-off-by: Hiltjo Posthuma <hiltjo@codemadness.org>
This commit is contained in:
Hiltjo Posthuma
2014-04-09 15:17:20 +02:00
committed by sin
parent ff474a8cbc
commit 560340341f
5 changed files with 84 additions and 104 deletions
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32
uudecode.c
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@@ -12,7 +12,6 @@
static void uudecode(FILE *, FILE *);
static void parseheader(FILE *, const char *, const char *, mode_t *, char **);
static void parsemode(const char *, mode_t *);
static FILE *parsefile(const char *);
static void
@@ -108,7 +107,7 @@ parseheader(FILE *fp, const char *s, const char *header, mode_t *mode, char **fn
eprintf("malformed mode string in header\n");
*q++ = '\0';
/* now mode should be null terminated, q points to fname */
parsemode(p, mode);
parsemode(p, mode, NULL);
n = strlen(q);
while (n > 0 && (q[n - 1] == '\n' || q[n - 1] == '\r'))
q[--n] = '\0';
@@ -116,35 +115,6 @@ parseheader(FILE *fp, const char *s, const char *header, mode_t *mode, char **fn
*fname = q;
}
static void
parsemode(const char *str, mode_t *validmode)
{
char *end;
int octal;
if (str == NULL || str == '\0')
eprintf("invalid mode\n");
octal = strtol(str, &end, 8);
if (*end == '\0') {
if (octal >= 0 && octal <= 07777) {
if(octal & 04000) *validmode |= S_ISUID;
if(octal & 02000) *validmode |= S_ISGID;
if(octal & 01000) *validmode |= S_ISVTX;
if(octal & 00400) *validmode |= S_IRUSR;
if(octal & 00200) *validmode |= S_IWUSR;
if(octal & 00100) *validmode |= S_IXUSR;
if(octal & 00040) *validmode |= S_IRGRP;
if(octal & 00020) *validmode |= S_IWGRP;
if(octal & 00010) *validmode |= S_IXGRP;
if(octal & 00004) *validmode |= S_IROTH;
if(octal & 00002) *validmode |= S_IWOTH;
if(octal & 00001) *validmode |= S_IXOTH;
} else {
eprintf("invalid mode\n");
}
}
}
static void
uudecode(FILE *fp, FILE *outfp)
{