626 lines
14 KiB
C
626 lines
14 KiB
C
/** \ingroup header
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* \file lib/formats.c
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*/
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#include "system.h"
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#include <inttypes.h>
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#include <rpm/rpmtypes.h>
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#include <rpm/rpmtd.h>
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#include <rpm/rpmds.h>
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#include <rpm/rpmfi.h>
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#include <rpm/rpmstring.h>
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#include <rpm/rpmmacro.h>
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#include <rpm/rpmbase64.h>
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#include "rpmio/digest.h"
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#include "lib/manifest.h"
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#include "lib/misc.h"
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#include "lib/signature.h"
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#include "debug.h"
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/** \ingroup header
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* Define header tag output formats.
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*/
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struct headerFormatFunc_s {
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rpmtdFormats fmt; /*!< Value of extension */
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const char *name; /*!< Name of extension. */
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headerTagFormatFunction func; /*!< Pointer to formatter function. */
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};
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/**
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* barebones string representation with no extra formatting
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* @param td tag data container
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* @return formatted string
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*/
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static char * stringFormat(rpmtd td)
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{
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char *val = NULL;
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switch (rpmtdClass(td)) {
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case RPM_NUMERIC_CLASS:
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rasprintf(&val, "%" PRIu64, rpmtdGetNumber(td));
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break;
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case RPM_STRING_CLASS:
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val = xstrdup(rpmtdGetString(td));
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break;
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case RPM_BINARY_CLASS:
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val = pgpHexStr(td->data, td->count);
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break;
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default:
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val = xstrdup("(unknown type)");
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break;
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}
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return val;
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}
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static char * numFormat(rpmtd td, const char *format)
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{
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char * val = NULL;
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if (rpmtdClass(td) != RPM_NUMERIC_CLASS) {
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val = xstrdup(_("(not a number)"));
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} else {
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rasprintf(&val, format, rpmtdGetNumber(td));
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}
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return val;
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}
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/**
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* octalFormat.
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* @param td tag data container
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* @return formatted string
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*/
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static char * octalFormat(rpmtd td)
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{
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return numFormat(td, "%o");
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}
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/**
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* hexFormat.
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* @param td tag data container
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* @return formatted string
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*/
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static char * hexFormat(rpmtd td)
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{
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return numFormat(td, "%x");
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}
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/**
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* @param td tag data container
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* @param strftimeFormat format string
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* @return formatted string
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*/
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static char * realDateFormat(rpmtd td, const char * strftimeFormat)
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{
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char * val = NULL;
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if (rpmtdClass(td) != RPM_NUMERIC_CLASS) {
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val = xstrdup(_("(not a number)"));
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} else {
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struct tm * tstruct;
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char buf[50];
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time_t dateint = rpmtdGetNumber(td);
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tstruct = localtime(&dateint);
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/* XXX TODO: deal with non-fitting date string correctly */
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buf[0] = '\0';
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if (tstruct)
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(void) strftime(buf, sizeof(buf) - 1, strftimeFormat, tstruct);
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val = xstrdup(buf);
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}
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return val;
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}
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/**
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* Format a date.
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* @param td tag data container
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* @return formatted string
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*/
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static char * dateFormat(rpmtd td)
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{
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return realDateFormat(td, _("%c"));
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}
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/**
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* Format a day.
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* @param td tag data container
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* @return formatted string
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*/
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static char * dayFormat(rpmtd td)
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{
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return realDateFormat(td, _("%a %b %d %Y"));
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}
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/**
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* Return shell escape formatted data.
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* @param td tag data container
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* @return formatted string
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*/
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static char * shescapeFormat(rpmtd td)
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{
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char * result = NULL, * dst, * src;
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if (rpmtdClass(td) == RPM_NUMERIC_CLASS) {
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rasprintf(&result, "%" PRIu64, rpmtdGetNumber(td));
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} else {
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char *buf = xstrdup(rpmtdGetString(td));;
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result = dst = xmalloc(strlen(buf) * 4 + 3);
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*dst++ = '\'';
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for (src = buf; *src != '\0'; src++) {
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if (*src == '\'') {
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*dst++ = '\'';
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*dst++ = '\\';
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*dst++ = '\'';
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*dst++ = '\'';
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} else {
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*dst++ = *src;
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}
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}
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*dst++ = '\'';
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*dst = '\0';
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free(buf);
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}
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return result;
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}
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/**
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* Identify type of trigger.
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* @param td tag data container
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* @return formatted string
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*/
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static char * triggertypeFormat(rpmtd td)
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{
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char * val;
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if (rpmtdClass(td) != RPM_NUMERIC_CLASS) {
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val = xstrdup(_("(not a number)"));
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} else {
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uint64_t item = rpmtdGetNumber(td);
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if (item & RPMSENSE_TRIGGERPREIN)
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val = xstrdup("prein");
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else if (item & RPMSENSE_TRIGGERIN)
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val = xstrdup("in");
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else if (item & RPMSENSE_TRIGGERUN)
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val = xstrdup("un");
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else if (item & RPMSENSE_TRIGGERPOSTUN)
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val = xstrdup("postun");
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else
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val = xstrdup("");
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}
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return val;
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}
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/**
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* Identify type of dependency.
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* @param td tag data container
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* @return formatted string
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*/
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static char * deptypeFormat(rpmtd td)
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{
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char *val = NULL;
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if (rpmtdClass(td) != RPM_NUMERIC_CLASS) {
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val = xstrdup(_("(not a number)"));
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} else {
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ARGV_t sdeps = NULL;
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uint64_t item = rpmtdGetNumber(td);
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if (item & RPMSENSE_SCRIPT_PRE)
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argvAdd(&sdeps, "pre");
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if (item & RPMSENSE_SCRIPT_POST)
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argvAdd(&sdeps, "post");
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if (item & RPMSENSE_SCRIPT_PREUN)
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argvAdd(&sdeps, "preun");
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if (item & RPMSENSE_SCRIPT_POSTUN)
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argvAdd(&sdeps, "postun");
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if (item & RPMSENSE_SCRIPT_VERIFY)
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argvAdd(&sdeps, "verify");
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if (item & RPMSENSE_INTERP)
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argvAdd(&sdeps, "interp");
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if (item & RPMSENSE_RPMLIB)
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argvAdd(&sdeps, "rpmlib");
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if ((item & RPMSENSE_FIND_REQUIRES) || (item & RPMSENSE_FIND_PROVIDES))
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argvAdd(&sdeps, "auto");
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if (item & RPMSENSE_PREREQ)
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argvAdd(&sdeps, "prereq");
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if (item & RPMSENSE_PRETRANS)
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argvAdd(&sdeps, "pretrans");
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if (item & RPMSENSE_POSTTRANS)
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argvAdd(&sdeps, "posttrans");
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if (item & RPMSENSE_CONFIG)
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argvAdd(&sdeps, "config");
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if (item & RPMSENSE_MISSINGOK)
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argvAdd(&sdeps, "missingok");
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if (sdeps) {
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val = argvJoin(sdeps, ",");
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} else {
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val = xstrdup("manual");
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}
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argvFree(sdeps);
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}
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return val;
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}
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/**
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* Format file permissions for display.
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* @param td tag data container
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* @return formatted string
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*/
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static char * permsFormat(rpmtd td)
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{
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char * val = NULL;
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if (rpmtdClass(td) != RPM_NUMERIC_CLASS) {
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val = xstrdup(_("(not a number)"));
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} else {
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val = rpmPermsString(rpmtdGetNumber(td));
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}
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return val;
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}
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/**
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* Format file flags for display.
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* @param td tag data container
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* @return formatted string
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*/
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static char * fflagsFormat(rpmtd td)
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{
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char * val = NULL;
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if (rpmtdClass(td) != RPM_NUMERIC_CLASS) {
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val = xstrdup(_("(not a number)"));
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} else {
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val = rpmFFlagsString(rpmtdGetNumber(td), "");
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}
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return val;
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}
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/**
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* Wrap a pubkey in ascii armor for display.
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* @todo Permit selectable display formats (i.e. binary).
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* @param td tag data container
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* @return formatted string
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*/
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static char * armorFormat(rpmtd td)
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{
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const char * enc;
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const unsigned char * s;
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unsigned char * bs = NULL;
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char *val;
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size_t ns;
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int atype;
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switch (rpmtdType(td)) {
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case RPM_BIN_TYPE:
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s = td->data;
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/* XXX HACK ALERT: element field abused as no. bytes of binary data. */
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ns = td->count;
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atype = PGPARMOR_SIGNATURE; /* XXX check pkt for signature */
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break;
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case RPM_STRING_TYPE:
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case RPM_STRING_ARRAY_TYPE:
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enc = rpmtdGetString(td);
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if (rpmBase64Decode(enc, (void **)&bs, &ns))
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return xstrdup(_("(not base64)"));
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s = bs;
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atype = PGPARMOR_PUBKEY; /* XXX check pkt for pubkey */
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break;
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case RPM_NULL_TYPE:
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case RPM_CHAR_TYPE:
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case RPM_INT8_TYPE:
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case RPM_INT16_TYPE:
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case RPM_INT32_TYPE:
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case RPM_INT64_TYPE:
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case RPM_I18NSTRING_TYPE:
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default:
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return xstrdup(_("(invalid type)"));
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break;
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}
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/* XXX this doesn't use padding directly, assumes enough slop in retval. */
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val = pgpArmorWrap(atype, s, ns);
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if (atype == PGPARMOR_PUBKEY) {
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free(bs);
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}
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return val;
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}
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/**
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* Encode binary data in base64 for display.
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* @todo Permit selectable display formats (i.e. binary).
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* @param td tag data container
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* @return formatted string
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*/
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static char * base64Format(rpmtd td)
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{
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char * val = NULL;
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if (rpmtdType(td) != RPM_BIN_TYPE) {
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val = xstrdup(_("(not a blob)"));
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} else {
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val = rpmBase64Encode(td->data, td->count, -1);
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if (val == NULL)
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val = xstrdup("");
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}
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return val;
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}
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/**
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* Wrap tag data in simple header xml markup.
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* @param td tag data container
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* @return formatted string
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*/
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static char * xmlFormat(rpmtd td)
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{
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const char *xtag = NULL;
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char *val = NULL;
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char *s = NULL;
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rpmtdFormats fmt = RPMTD_FORMAT_STRING;
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switch (rpmtdClass(td)) {
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case RPM_STRING_CLASS:
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xtag = "string";
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break;
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case RPM_BINARY_CLASS:
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fmt = RPMTD_FORMAT_BASE64;
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xtag = "base64";
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break;
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case RPM_NUMERIC_CLASS:
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xtag = "integer";
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break;
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case RPM_NULL_TYPE:
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default:
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return xstrdup(_("(invalid xml type)"));
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break;
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}
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/* XXX TODO: handle errors */
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s = rpmtdFormat(td, fmt, NULL);
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if (s[0] == '\0') {
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val = rstrscat(NULL, "\t<", xtag, "/>", NULL);
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} else {
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char *new_s = NULL;
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size_t i, s_size = strlen(s);
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for (i=0; i<s_size; i++) {
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switch (s[i]) {
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case '<': rstrcat(&new_s, "<"); break;
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case '>': rstrcat(&new_s, ">"); break;
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case '&': rstrcat(&new_s, "&"); break;
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default: {
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char c[2] = " ";
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*c = s[i];
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rstrcat(&new_s, c);
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break;
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}
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}
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}
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val = rstrscat(NULL, "\t<", xtag, ">", new_s, "</", xtag, ">", NULL);
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free(new_s);
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}
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free(s);
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return val;
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}
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/**
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* Display signature fingerprint and time.
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* @param td tag data container
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* @return formatted string
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*/
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static char * pgpsigFormat(rpmtd td)
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{
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char * val = NULL;
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if (rpmtdType(td) != RPM_BIN_TYPE) {
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val = xstrdup(_("(not a blob)"));
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} else {
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pgpDigParams sigp = NULL;
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if (pgpPrtParams(td->data, td->count, PGPTAG_SIGNATURE, &sigp)) {
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val = xstrdup(_("(not an OpenPGP signature)"));
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} else {
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char dbuf[BUFSIZ];
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char *keyid = pgpHexStr(sigp->signid, sizeof(sigp->signid));
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unsigned int dateint = pgpGrab(sigp->time, sizeof(sigp->time));
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time_t date = dateint;
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struct tm * tms = localtime(&date);
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unsigned int key_algo = pgpDigParamsAlgo(sigp, PGPVAL_PUBKEYALGO);
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unsigned int hash_algo = pgpDigParamsAlgo(sigp, PGPVAL_HASHALGO);
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if (!(tms && strftime(dbuf, sizeof(dbuf), "%c", tms) > 0)) {
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snprintf(dbuf, sizeof(dbuf),
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_("Invalid date %u"), dateint);
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dbuf[sizeof(dbuf)-1] = '\0';
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}
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rasprintf(&val, "%s/%s, %s, Key ID %s",
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pgpValString(PGPVAL_PUBKEYALGO, key_algo),
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pgpValString(PGPVAL_HASHALGO, hash_algo),
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dbuf, keyid);
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free(keyid);
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pgpDigParamsFree(sigp);
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}
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}
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return val;
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}
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/**
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* Format dependency flags for display.
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* @param td tag data container
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* @return formatted string
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*/
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static char * depflagsFormat(rpmtd td)
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{
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char * val = NULL;
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if (rpmtdClass(td) != RPM_NUMERIC_CLASS) {
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val = xstrdup(_("(not a number)"));
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} else {
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uint64_t anint = rpmtdGetNumber(td);
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val = xcalloc(4, 1);
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if (anint & RPMSENSE_LESS)
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strcat(val, "<");
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if (anint & RPMSENSE_GREATER)
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strcat(val, ">");
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if (anint & RPMSENSE_EQUAL)
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strcat(val, "=");
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}
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return val;
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}
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/**
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* Return tag container array size.
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* @param td tag data container
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* @return formatted string
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*/
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static char * arraysizeFormat(rpmtd td)
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{
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char *val = NULL;
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rasprintf(&val, "%u", rpmtdCount(td));
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return val;
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}
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static char * fstateFormat(rpmtd td)
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{
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char * val = NULL;
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if (rpmtdClass(td) != RPM_NUMERIC_CLASS) {
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val = xstrdup(_("(not a number)"));
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} else {
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const char * str;
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rpmfileState fstate = rpmtdGetNumber(td);
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switch (fstate) {
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case RPMFILE_STATE_NORMAL:
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str = _("normal");
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break;
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case RPMFILE_STATE_REPLACED:
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str = _("replaced");
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break;
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case RPMFILE_STATE_NOTINSTALLED:
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str = _("not installed");
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break;
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case RPMFILE_STATE_NETSHARED:
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str = _("net shared");
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break;
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case RPMFILE_STATE_WRONGCOLOR:
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str = _("wrong color");
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break;
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case RPMFILE_STATE_MISSING:
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str = _("missing");
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break;
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default:
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str = _("(unknown)");
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break;
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}
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val = xstrdup(str);
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}
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return val;
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}
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static char * verifyFlags(rpmtd td, const char *pad)
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{
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char * val = NULL;
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if (rpmtdClass(td) != RPM_NUMERIC_CLASS) {
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val = xstrdup(_("(not a number)"));
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} else {
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val = rpmVerifyString(rpmtdGetNumber(td), pad);
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}
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return val;
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}
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static char * vflagsFormat(rpmtd td)
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{
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return verifyFlags(td, "");
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}
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static char * fstatusFormat(rpmtd td)
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{
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return verifyFlags(td, ".");
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}
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static char * expandFormat(rpmtd td)
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{
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char *val = NULL;
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if (rpmtdClass(td) != RPM_STRING_CLASS) {
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val = xstrdup(_("(not a string)"));
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} else {
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val = rpmExpand(td->data, NULL);
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}
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return val;
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}
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static const struct headerFormatFunc_s rpmHeaderFormats[] = {
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{ RPMTD_FORMAT_STRING, "string", stringFormat },
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{ RPMTD_FORMAT_ARMOR, "armor", armorFormat },
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{ RPMTD_FORMAT_BASE64, "base64", base64Format },
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{ RPMTD_FORMAT_PGPSIG, "pgpsig", pgpsigFormat },
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{ RPMTD_FORMAT_DEPFLAGS, "depflags", depflagsFormat },
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{ RPMTD_FORMAT_DEPTYPE, "deptype", deptypeFormat },
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{ RPMTD_FORMAT_FFLAGS, "fflags", fflagsFormat },
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{ RPMTD_FORMAT_PERMS, "perms", permsFormat },
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{ RPMTD_FORMAT_PERMS, "permissions", permsFormat },
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{ RPMTD_FORMAT_TRIGGERTYPE, "triggertype", triggertypeFormat },
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{ RPMTD_FORMAT_XML, "xml", xmlFormat },
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{ RPMTD_FORMAT_OCTAL, "octal", octalFormat },
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{ RPMTD_FORMAT_HEX, "hex", hexFormat },
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{ RPMTD_FORMAT_DATE, "date", dateFormat },
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{ RPMTD_FORMAT_DAY, "day", dayFormat },
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{ RPMTD_FORMAT_SHESCAPE, "shescape", shescapeFormat },
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{ RPMTD_FORMAT_ARRAYSIZE, "arraysize", arraysizeFormat },
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{ RPMTD_FORMAT_FSTATE, "fstate", fstateFormat },
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{ RPMTD_FORMAT_VFLAGS, "vflags", vflagsFormat },
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{ RPMTD_FORMAT_EXPAND, "expand", expandFormat },
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{ RPMTD_FORMAT_FSTATUS, "fstatus", fstatusFormat },
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{ -1, NULL, NULL }
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};
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|
|
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headerTagFormatFunction rpmHeaderFormatFuncByName(const char *fmt)
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|
{
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const struct headerFormatFunc_s * ext;
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|
headerTagFormatFunction func = NULL;
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for (ext = rpmHeaderFormats; ext->name != NULL; ext++) {
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if (rstreq(ext->name, fmt)) {
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func = ext->func;
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break;
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|
}
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}
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return func;
|
|
}
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|
|
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headerTagFormatFunction rpmHeaderFormatFuncByValue(rpmtdFormats fmt)
|
|
{
|
|
const struct headerFormatFunc_s * ext;
|
|
headerTagFormatFunction func = NULL;
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|
|
|
for (ext = rpmHeaderFormats; ext->name != NULL; ext++) {
|
|
if (fmt == ext->fmt) {
|
|
func = ext->func;
|
|
break;
|
|
}
|
|
}
|
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return func;
|
|
}
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