#ifndef __RPMVERSION_H__ #define __RPMVERSION_H__ #ifdef __cplusplus extern "C" { #endif /*@unchecked@*/ /*@observer@*/ extern const char * RPMVERSION; /*@unchecked@*/ /*@observer@*/ extern const char * rpmNAME; /*@unchecked@*/ /*@observer@*/ extern const char * rpmEVR; /*@unchecked@*/ extern int rpmFLAGS; /* VERSION --------------------- 3 2 1 0 10987654321098765432109876543210 | || || || || || | M || N ||t|| O || R |s M: bits 31-27 (5 bit): [0... 32[ [0..31] major version (architecture generation counter) N: bits 26-21 (6 bit): [0... 64[ [0..63] minor version (functionality generation counter) t: bits 20-18 (3 bit): {_,a,b,c,r} {_,a,b,c,r} release type O: bits 17-10 (8 bit): [0...256[ [0..255] major revision (maintenance generation counter) R: bits 09-01 (9 bit): [0...512[ [0..511] minor revision (hotfix generation counter) s: bits 00-00 (1 bit): {_,s} {_,s} is snapshot? TIMESTAMP --------------------- 3 2 1 0 10987654321098765432109876543210 | || || || || | | Y ||M || D || h || m | Y: bits 30-20 (12 bit): [0...4096[ [0...4095] year M: bits 19-16 ( 4 bit): [0...16[ [1..12] month D: bits 15-11 ( 5 bit): [0...32[ [1..31] day h: bits 10-06 ( 5 bit): [0...32[ [00..23] hour (UTC +0000) m: bits 05-00 ( 6 bit): [0...64[ [00..61] minute (UTC +0000) EXAMPLES -------- version encoding 5.6.DEV RPMLIB_VERSION_ENCODE(5,6,_,0,0,_) RPMLIB_TIMESTAMP_ENCODE(YYYY,MM,DD,HH,MM) 5.6.SNAP.YYYYMMDD RPMLIB_VERSION_ENCODE(5,6,_,0,0,s) RPMLIB_TIMESTAMP_ENCODE(YYYY,MM,DD,00,00) 5.6a7 RPMLIB_VERSION_ENCODE(5,6,a,7,0,_) RPMLIB_TIMESTAMP_ENCODE(YYYY,MM,DD,00,00) 5.6b7 RPMLIB_VERSION_ENCODE(5,6,b,7,0,_) RPMLIB_TIMESTAMP_ENCODE(YYYY,MM,DD,00,00) 5.6rc7 RPMLIB_VERSION_ENCODE(5,6,b,7,0,_) RPMLIB_TIMESTAMP_ENCODE(YYYY,MM,DD,00,00) 5.6.7 RPMLIB_VERSION_ENCODE(5,6,r,7,0,_) RPMLIB_TIMESTAMP_ENCODE(YYYY,MM,DD,00,00) 5.6.7.8 RPMLIB_VERSION_ENCODE(5,6,r,7,8,_) RPMLIB_TIMESTAMP_ENCODE(YYYY,MM,DD,00,00) USAGE ----- #include #if defined(RPMLIB_VERSION) && RPMLIB_VENDOR_EQ('R','P','M','5') && \ RPMLIB_VERSION_GE(5,0,a,1,0,_) && RPMLIB_TIMESTAMP_GT(2007,11,13,00,00) [...] #endif */ /* link-time information */ extern uint32_t rpmlibVersion(void) /*@*/; extern uint32_t rpmlibTimestamp(void) /*@*/; extern uint32_t rpmlibVendor(void) /*@*/; /* compile-time information */ #define RPMLIB_VERSION RPMLIB_VERSION_ENCODE(5,4,r,9,0,_) #define RPMLIB_TIMESTAMP RPMLIB_TIMESTAMP_ENCODE(2012,4,2,0,0) #define RPMLIB_VENDOR RPMLIB_VENDOR_ENCODE('R','P','M','5') /* RPM release version encoding */ #define RPMLIB_VERSION_ENCODE(major,minor,type,micro,revision,snap) \ ( RPMLIB_BITFIELD_SET(31,27,(major)) \ | RPMLIB_BITFIELD_SET(26,21,(minor)) \ | RPMLIB_BITFIELD_SET(20,18,RPMLIB_VERSION_ENCODE_T(type)) \ | RPMLIB_BITFIELD_SET(17,10,(micro)) \ | RPMLIB_BITFIELD_SET(9,1,(revision)) \ | RPMLIB_BITFIELD_SET(0,0,RPMLIB_VERSION_ENCODE_S(snap))) #define RPMLIB_VERSION_ENCODE_T(type) RPMLIB_VERSION_ENCODE_T_##type #define RPMLIB_VERSION_ENCODE_T__ 0 #define RPMLIB_VERSION_ENCODE_T_a 1 #define RPMLIB_VERSION_ENCODE_T_b 2 #define RPMLIB_VERSION_ENCODE_T_c 3 #define RPMLIB_VERSION_ENCODE_T_r 4 #define RPMLIB_VERSION_ENCODE_S(snap) RPMLIB_VERSION_ENCODE_S_##snap #define RPMLIB_VERSION_ENCODE_S__ 0 #define RPMLIB_VERSION_ENCODE_S_s 1 /* RPM release timestamp encoding */ #define RPMLIB_TIMESTAMP_ENCODE(year,month,date,hour,minute) \ ( RPMLIB_BITFIELD_SET(31,20,(year)) \ | RPMLIB_BITFIELD_SET(19,16,(month)) \ | RPMLIB_BITFIELD_SET(15,11,(date)) \ | RPMLIB_BITFIELD_SET(10,6,(hour)) \ | RPMLIB_BITFIELD_SET(5,0,(minute))) /* RPM vendor tag encoding */ #define RPMLIB_VENDOR_ENCODE(c1,c2,c3,c4) \ ( RPMLIB_BITFIELD_SET(31,24,(c1)) \ | RPMLIB_BITFIELD_SET(23,16,(c2)) \ | RPMLIB_BITFIELD_SET(15,8,(c3)) \ | RPMLIB_BITFIELD_SET(7,0,(c4))) /* RPM release version assertion */ #define RPMLIB_VERSION_LT(major,minor,type,micro,revision,snap) \ (RPMLIB_VERSION < RPMLIB_VERSION_ENCODE((major),(minor),(type),(micro),(revision),(snap))) #define RPMLIB_VERSION_LE(major,minor,type,micro,revision,snap) \ (RPMLIB_VERSION <= RPMLIB_VERSION_ENCODE((major),(minor),(type),(micro),(revision),(snap))) #define RPMLIB_VERSION_EQ(major,minor,type,micro,revision,snap) \ (RPMLIB_VERSION == RPMLIB_VERSION_ENCODE((major),(minor),(type),(micro),(revision),(snap))) #define RPMLIB_VERSION_GE(major,minor,type,micro,revision,snap) \ (RPMLIB_VERSION >= RPMLIB_VERSION_ENCODE((major),(minor),(type),(micro),(revision),(snap))) #define RPMLIB_VERSION_GT(major,minor,type,micro,revision,snap) \ (RPMLIB_VERSION > RPMLIB_VERSION_ENCODE((major),(minor),(type),(micro),(revision),(snap))) /* RPM release timestamp assertion */ #define RPMLIB_TIMESTAMP_LT(year,month,date,hour,minute) \ (RPMLIB_TIMESTAMP < RPMLIB_TIMESTAMP_ENCODE((year),(month),(date),(hour),(minute))) #define RPMLIB_TIMESTAMP_LE(major,minor,type,micro,revision) \ (RPMLIB_TIMESTAMP <= RPMLIB_TIMESTAMP_ENCODE((year),(month),(date),(hour),(minute))) #define RPMLIB_TIMESTAMP_EQ(major,minor,type,micro,revision) \ (RPMLIB_TIMESTAMP == RPMLIB_TIMESTAMP_ENCODE((year),(month),(date),(hour),(minute))) #define RPMLIB_TIMESTAMP_GE(major,minor,type,micro,revision) \ (RPMLIB_TIMESTAMP >= RPMLIB_TIMESTAMP_ENCODE((year),(month),(date),(hour),(minute))) #define RPMLIB_TIMESTAMP_GT(major,minor,type,micro,revision) \ (RPMLIB_TIMESTAMP > RPMLIB_TIMESTAMP_ENCODE((year),(month),(date),(hour),(minute))) /* RPM vendor tag assertion */ #define RPMLIB_VENDOR_EQ(c1,c2,c3,c4) \ (RPMLIB_VENDOR == RPMLIB_VENDOR_ENCODE((c1),(c2),(c3),(c4))) /* encode numer "n" into the bits "l" (msb) to "r" (lsb) */ #define RPMLIB_BITFIELD_SET(l,r,n) \ (((n) & ((1<<(((l)-(r))+1))-1) ) << (r)) #ifdef __cplusplus } #endif #endif /* __RPMVERSION_H__ */