diff options
Diffstat (limited to 'fs/udf/udftime.c')
-rw-r--r-- | fs/udf/udftime.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/fs/udf/udftime.c b/fs/udf/udftime.c index 12fae6cd444c..5f811655c9b5 100644 --- a/fs/udf/udftime.c +++ b/fs/udf/udftime.c | |||
@@ -85,14 +85,16 @@ extern struct timezone sys_tz; | |||
85 | #define SECS_PER_HOUR (60 * 60) | 85 | #define SECS_PER_HOUR (60 * 60) |
86 | #define SECS_PER_DAY (SECS_PER_HOUR * 24) | 86 | #define SECS_PER_DAY (SECS_PER_HOUR * 24) |
87 | 87 | ||
88 | struct timespec *udf_stamp_to_time(struct timespec *dest, kernel_timestamp src) | 88 | struct timespec *udf_disk_stamp_to_time(struct timespec *dest, timestamp src) |
89 | { | 89 | { |
90 | int yday; | 90 | int yday; |
91 | uint8_t type = src.typeAndTimezone >> 12; | 91 | u16 typeAndTimezone = le16_to_cpu(src.typeAndTimezone); |
92 | u16 year = le16_to_cpu(src.year); | ||
93 | uint8_t type = typeAndTimezone >> 12; | ||
92 | int16_t offset; | 94 | int16_t offset; |
93 | 95 | ||
94 | if (type == 1) { | 96 | if (type == 1) { |
95 | offset = src.typeAndTimezone << 4; | 97 | offset = typeAndTimezone << 4; |
96 | /* sign extent offset */ | 98 | /* sign extent offset */ |
97 | offset = (offset >> 4); | 99 | offset = (offset >> 4); |
98 | if (offset == -2047) /* unspecified offset */ | 100 | if (offset == -2047) /* unspecified offset */ |
@@ -100,21 +102,21 @@ struct timespec *udf_stamp_to_time(struct timespec *dest, kernel_timestamp src) | |||
100 | } else | 102 | } else |
101 | offset = 0; | 103 | offset = 0; |
102 | 104 | ||
103 | if ((src.year < EPOCH_YEAR) || | 105 | if ((year < EPOCH_YEAR) || |
104 | (src.year >= EPOCH_YEAR + MAX_YEAR_SECONDS)) { | 106 | (year >= EPOCH_YEAR + MAX_YEAR_SECONDS)) { |
105 | return NULL; | 107 | return NULL; |
106 | } | 108 | } |
107 | dest->tv_sec = year_seconds[src.year - EPOCH_YEAR]; | 109 | dest->tv_sec = year_seconds[year - EPOCH_YEAR]; |
108 | dest->tv_sec -= offset * 60; | 110 | dest->tv_sec -= offset * 60; |
109 | 111 | ||
110 | yday = ((__mon_yday[__isleap(src.year)][src.month - 1]) + src.day - 1); | 112 | yday = ((__mon_yday[__isleap(year)][src.month - 1]) + src.day - 1); |
111 | dest->tv_sec += (((yday * 24) + src.hour) * 60 + src.minute) * 60 + src.second; | 113 | dest->tv_sec += (((yday * 24) + src.hour) * 60 + src.minute) * 60 + src.second; |
112 | dest->tv_nsec = 1000 * (src.centiseconds * 10000 + | 114 | dest->tv_nsec = 1000 * (src.centiseconds * 10000 + |
113 | src.hundredsOfMicroseconds * 100 + src.microseconds); | 115 | src.hundredsOfMicroseconds * 100 + src.microseconds); |
114 | return dest; | 116 | return dest; |
115 | } | 117 | } |
116 | 118 | ||
117 | kernel_timestamp *udf_time_to_stamp(kernel_timestamp *dest, struct timespec ts) | 119 | timestamp *udf_time_to_disk_stamp(timestamp *dest, struct timespec ts) |
118 | { | 120 | { |
119 | long int days, rem, y; | 121 | long int days, rem, y; |
120 | const unsigned short int *ip; | 122 | const unsigned short int *ip; |
@@ -125,7 +127,7 @@ kernel_timestamp *udf_time_to_stamp(kernel_timestamp *dest, struct timespec ts) | |||
125 | if (!dest) | 127 | if (!dest) |
126 | return NULL; | 128 | return NULL; |
127 | 129 | ||
128 | dest->typeAndTimezone = 0x1000 | (offset & 0x0FFF); | 130 | dest->typeAndTimezone = cpu_to_le16(0x1000 | (offset & 0x0FFF)); |
129 | 131 | ||
130 | ts.tv_sec += offset * 60; | 132 | ts.tv_sec += offset * 60; |
131 | days = ts.tv_sec / SECS_PER_DAY; | 133 | days = ts.tv_sec / SECS_PER_DAY; |
@@ -148,7 +150,7 @@ kernel_timestamp *udf_time_to_stamp(kernel_timestamp *dest, struct timespec ts) | |||
148 | - LEAPS_THRU_END_OF(y - 1)); | 150 | - LEAPS_THRU_END_OF(y - 1)); |
149 | y = yg; | 151 | y = yg; |
150 | } | 152 | } |
151 | dest->year = y; | 153 | dest->year = cpu_to_le16(y); |
152 | ip = __mon_yday[__isleap(y)]; | 154 | ip = __mon_yday[__isleap(y)]; |
153 | for (y = 11; days < (long int)ip[y]; --y) | 155 | for (y = 11; days < (long int)ip[y]; --y) |
154 | continue; | 156 | continue; |