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[misc] Set output of safe_xxx to 0 also in error cases (for safety)

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This commit is contained in:
ejurgensen 2017-01-27 10:59:34 +01:00
parent ab06a9fd7d
commit c975cf4474
1 changed files with 12 additions and 0 deletions
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12
src/misc.c
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@ -48,6 +48,8 @@ safe_atoi32(const char *str, int32_t *val)
char *end; char *end;
long intval; long intval;
*val = 0;
errno = 0; errno = 0;
intval = strtol(str, &end, 10); intval = strtol(str, &end, 10);
@ -84,6 +86,8 @@ safe_atou32(const char *str, uint32_t *val)
char *end; char *end;
unsigned long intval; unsigned long intval;
*val = 0;
errno = 0; errno = 0;
intval = strtoul(str, &end, 10); intval = strtoul(str, &end, 10);
@ -120,6 +124,8 @@ safe_hextou32(const char *str, uint32_t *val)
char *end; char *end;
unsigned long intval; unsigned long intval;
*val = 0;
/* A hex shall begin with 0x */ /* A hex shall begin with 0x */
if (strncmp(str, "0x", 2) != 0) if (strncmp(str, "0x", 2) != 0)
return safe_atou32(str, val); return safe_atou32(str, val);
@ -160,6 +166,8 @@ safe_atoi64(const char *str, int64_t *val)
char *end; char *end;
long long intval; long long intval;
*val = 0;
errno = 0; errno = 0;
intval = strtoll(str, &end, 10); intval = strtoll(str, &end, 10);
@ -196,6 +204,8 @@ safe_atou64(const char *str, uint64_t *val)
char *end; char *end;
unsigned long long intval; unsigned long long intval;
*val = 0;
errno = 0; errno = 0;
intval = strtoull(str, &end, 10); intval = strtoull(str, &end, 10);
@ -232,6 +242,8 @@ safe_hextou64(const char *str, uint64_t *val)
char *end; char *end;
unsigned long long intval; unsigned long long intval;
*val = 0;
errno = 0; errno = 0;
intval = strtoull(str, &end, 16); intval = strtoull(str, &end, 16);