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# lib/header_internal.h

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    00001 #ifndef H_HEADER_INTERNAL
    00002 #define H_HEADER_INTERNAL
    00003
    00008 #include <header.h>
    00009
    00010 #if !defined(__LCLINT__)
    00011 #include <netinet/in.h>
    00012 #endif  /* __LCLINT__ */
    00013
    00014 #define INDEX_MALLOC_SIZE       8
    00015
    00016 /*
    00017  * Teach header.c about legacy tags.
    00018  */
    00019 #define HEADER_OLDFILENAMES     1027
    00020 #define HEADER_BASENAMES        1117
    00021
    00025 typedef /*@abstract@*/ struct entryInfo * entryInfo;
    00026 struct entryInfo {
    00027     int_32 tag;
    00028     int_32 type;
    00029     int_32 offset;
    00030     int_32 count;
    00031 };
    00032
    00033 #define REGION_TAG_TYPE         RPM_BIN_TYPE
    00034 #define REGION_TAG_COUNT        sizeof(struct entryInfo)
    00035
    00036 #define ENTRY_IS_REGION(_e) \
    00037         (((_e)->info.tag >= HEADER_IMAGE) && ((_e)->info.tag < HEADER_REGIONS))
    00038 #define ENTRY_IN_REGION(_e)     ((_e)->info.offset < 0)
    00039
    00043 typedef /*@abstract@*/ struct indexEntry * indexEntry;
    00044 struct indexEntry {
    00045     struct entryInfo info;
    00046 /*@owned@*/ void * data;
    00047     int length;
    00048     int rdlen;
    00049 };
    00050
    00054 struct headerToken {
    00055 /*@unused@*/ struct HV_s hv;
    00056     void * blob;
    00057 /*@owned@*/ indexEntry index;
    00058     int indexUsed;
    00059     int indexAlloced;
    00060     int flags;
    00061 #define HEADERFLAG_SORTED       (1 << 0)
    00062 #define HEADERFLAG_ALLOCATED    (1 << 1)
    00063 #define HEADERFLAG_LEGACY       (1 << 2)
    00064 /*@refs@*/ int nrefs;
    00065 };
    00066
    00069 typedef /*@abstract@*/ struct sprintfTag * sprintfTag;
    00070 struct sprintfTag {
    00071 /*@null@*/ headerTagTagFunction ext;
    00072     int extNum;
    00073     int_32 tag;
    00074     int justOne;
    00075     int arrayCount;
    00076 /*@kept@*/ char * format;
    00077 /*@kept@*/ /*@null@*/ char * type;
    00078     int pad;
    00079 };
    00080
    00083 typedef /*@abstract@*/ struct extensionCache * extensionCache;
    00084 struct extensionCache {
    00085     int_32 type;
    00086     int_32 count;
    00087     int avail;
    00088     int freeit;
    00089 /*@owned@*/ const void * data;
    00090 };
    00091
    00094 /*@-fielduse@*/
    00095 typedef /*@abstract@*/ struct sprintfToken * sprintfToken;
    00096 struct sprintfToken {
    00097     enum {
    00098         PTOK_NONE = 0,
    00099         PTOK_TAG,
    00100         PTOK_ARRAY,
    00101         PTOK_STRING,
    00102         PTOK_COND
    00103     } type;
    00104     union {
    00105         struct {
    00106         /*@only@*/ sprintfToken format;
    00107             int numTokens;
    00108         } array;
    00109         struct sprintfTag tag;
    00110         struct {
    00111         /*@dependent@*/ char * string;
    00112             int len;
    00113         } string;
    00114         struct {
    00115         /*@only@*/ /*@null@*/ sprintfToken ifFormat;
    00116             int numIfTokens;
    00117         /*@only@*/ /*@null@*/ sprintfToken elseFormat;
    00118             int numElseTokens;
    00119             struct sprintfTag tag;
    00120         } cond;
    00121     } u;
    00122 };
    00123 /*@=fielduse@*/
    00124
    00125 #ifdef __cplusplus
    00126 extern "C" {
    00127 #endif
    00128
    00135 /*@unused@*/
    00136 /*@only@*/ /*@null@*/ char ** headerGetLangs(Header h)
    00137         /*@*/;
    00138
    00151 /*@-exportlocal@*/
    00152 int headerGetRawEntry(Header h, int_32 tag,
    00153                         /*@null@*/ /*@out@*/ hTYP_t type,
    00154                         /*@null@*/ /*@out@*/ hPTR_t * p,
    00155                         /*@null@*/ /*@out@*/ hCNT_t c)
    00156         /*@modifies *type, *p, *c @*/;
    00157 /*@=exportlocal@*/
    00158
    00164 /*@unused@*/ static inline int headerUsageCount(Header h) /*@*/ {
    00165     return h->nrefs;
    00166 }
    00167
    00174 /*@unused@*/
    00175 void headerDump(Header h, FILE *f, int flags,
    00176                 const struct headerTagTableEntry_s * tags)
    00177         /*@modifies f, fileSystem @*/;
    00178 #define HEADER_DUMP_INLINE   1
    00179
    00180 #ifdef __cplusplus
    00181 }
    00182 #endif
    00183
    00184 #endif  /* H_HEADER_INTERNAL */