rpmtd.h

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#ifndef _RPMTD_H
#define _RPMTD_H

#include <rpm/rpmtypes.h>
#include <rpm/argv.h>

#ifdef __cplusplus
extern "C" {
#endif

enum rpmtdFlags_e {
    RPMTD_NONE          = 0,
    RPMTD_ALLOCED       = (1 << 0),     /* was memory allocated? */
    RPMTD_PTR_ALLOCED   = (1 << 1),     /* were array pointers allocated? */
    RPMTD_IMMUTABLE     = (1 << 2),     /* header data or modifiable? */
    RPMTD_ARGV          = (1 << 3),     /* string array is NULL-terminated? */
};

typedef rpmFlags rpmtdFlags;

struct rpmtd_s {
    rpm_tag_t tag;      /* rpm tag of this data entry*/
    rpm_tagtype_t type; /* data type */
    rpm_count_t count;  /* number of entries */
    rpm_data_t data;    /* pointer to actual data */
    rpmtdFlags flags;   /* flags on memory allocation etc */
    int ix;             /* iteration index */
};

rpmtd rpmtdNew(void);

rpmtd rpmtdFree(rpmtd td);
 
void rpmtdReset(rpmtd td);

void rpmtdFreeData(rpmtd td);

rpm_count_t rpmtdCount(rpmtd td);

rpmTagVal rpmtdTag(rpmtd td);

rpmTagType rpmtdType(rpmtd td);

rpmTagClass rpmtdClass(rpmtd td);

int rpmtdGetIndex(rpmtd td);

int rpmtdSetIndex(rpmtd td, int index);

int rpmtdInit(rpmtd td);

int rpmtdNext(rpmtd td);

uint32_t *rpmtdNextUint32(rpmtd td);

uint64_t *rpmtdNextUint64(rpmtd td);

const char *rpmtdNextString(rpmtd td);

char *rpmtdGetChar(rpmtd td);

uint16_t * rpmtdGetUint16(rpmtd td);

uint32_t * rpmtdGetUint32(rpmtd td);

uint64_t * rpmtdGetUint64(rpmtd td);

const char * rpmtdGetString(rpmtd td);

uint64_t rpmtdGetNumber(rpmtd td);

typedef enum rpmtdFormats_e {
    RPMTD_FORMAT_STRING         = 0,    /* plain string (any type) */
    RPMTD_FORMAT_ARMOR          = 1,    /* ascii armor format (bin types) */
    RPMTD_FORMAT_BASE64         = 2,    /* base64 encoding (bin types) */
    RPMTD_FORMAT_PGPSIG         = 3,    /* pgp/gpg signature (bin types) */
    RPMTD_FORMAT_DEPFLAGS       = 4,    /* dependency flags (int types) */
    RPMTD_FORMAT_FFLAGS         = 5,    /* file flags (int types) */
    RPMTD_FORMAT_PERMS          = 6,    /* permission string (int types) */
    RPMTD_FORMAT_TRIGGERTYPE    = 7,    /* trigger types (int types) */
    RPMTD_FORMAT_XML            = 8,    /* xml format (any type) */
    RPMTD_FORMAT_OCTAL          = 9,    /* octal format (int types) */
    RPMTD_FORMAT_HEX            = 10,   /* hex format (int types) */
    RPMTD_FORMAT_DATE           = 11,   /* date format (int types) */
    RPMTD_FORMAT_DAY            = 12,   /* day format (int types) */
    RPMTD_FORMAT_SHESCAPE       = 13,   /* shell escaped (any type) */
    RPMTD_FORMAT_ARRAYSIZE      = 14,   /* size of contained array (any type) */
    RPMTD_FORMAT_DEPTYPE        = 15,   /* dependency types (int types) */
    RPMTD_FORMAT_FSTATE         = 16,   /* file states (int types) */
    RPMTD_FORMAT_VFLAGS         = 17,   /* file verify flags (int types) */
    RPMTD_FORMAT_EXPAND         = 18,   /* macro expansion (string types) */
    RPMTD_FORMAT_FSTATUS        = 19,   /* file verify status (int types) */
} rpmtdFormats;

char *rpmtdFormat(rpmtd td, rpmtdFormats fmt, const char *errmsg);

int rpmtdSetTag(rpmtd td, rpmTagVal tag);

int rpmtdFromUint8(rpmtd td, rpmTagVal tag, uint8_t *data, rpm_count_t count);

int rpmtdFromUint16(rpmtd td, rpmTagVal tag, uint16_t *data, rpm_count_t count);

int rpmtdFromUint32(rpmtd td, rpmTagVal tag, uint32_t *data, rpm_count_t count);

int rpmtdFromUint64(rpmtd td, rpmTagVal tag, uint64_t *data, rpm_count_t count);

int rpmtdFromString(rpmtd td, rpmTagVal tag, const char *data);

int rpmtdFromStringArray(rpmtd td, rpmTagVal tag, const char **data, rpm_count_t count);

int rpmtdFromArgv(rpmtd td, rpmTagVal tag, ARGV_t argv);

int rpmtdFromArgi(rpmtd td, rpmTagVal tag, ARGI_t argi);

/* \ingroup rpmtd
 * Perform deep copy of container.
 * Create a modifiable copy of tag data container (on string arrays each
 * string is separately allocated)
 * @todo                Only string arrays types are supported currently
 * @param td            Container to copy
 * @return              New container or NULL on error
 */
rpmtd rpmtdDup(rpmtd td);

#ifdef __cplusplus
}
#endif

#endif /* _RPMTD_H */