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Diffstat (limited to '')
| -rw-r--r-- | configparser.h | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/configparser.h b/configparser.h new file mode 100644 index 0000000..c9c3d18 --- /dev/null +++ b/configparser.h @@ -0,0 +1,305 @@ +#ifndef REPREPRO_CONFIGPARSER_H +#define REPREPRO_CONFIGPARSER_H + +#ifndef REPREPRO_STRLIST_H +#include "strlist.h" +#endif +#ifndef REPREPRO_CHECKS_H +#include "checks.h" +#endif +#ifndef REPREPRO_ATOMS_H +#include "atoms.h" +#endif + +struct configiterator; + +typedef retvalue configsetfunction(void *, const char *, void *, struct configiterator *); +typedef retvalue configinitfunction(void *, void *, void **); +typedef retvalue configfinishfunction(void *, void *, void **, bool, struct configiterator *); + +retvalue linkedlistfinish(void *, void *, void **, bool, struct configiterator *); + +struct configfield { + const char *name; + size_t namelen; + /* privdata, allocated struct, iterator */ + configsetfunction *setfunc; + bool required; +}; + +struct constant { + const char *name; + int value; +}; + +#define CFr(name, sname, field) {name, sizeof(name)-1, configparser_ ## sname ## _set_ ## field, true} +#define CF(name, sname, field) {name, sizeof(name)-1, configparser_ ## sname ## _set_ ## field, false} + +/*@observer@*/const char *config_filename(const struct configiterator *) __attribute__((pure)); +unsigned int config_line(const struct configiterator *) __attribute__((pure)); +unsigned int config_column(const struct configiterator *) __attribute__((pure)); +unsigned int config_firstline(const struct configiterator *) __attribute__((pure)); +unsigned int config_markerline(const struct configiterator *) __attribute__((pure)); +unsigned int config_markercolumn(const struct configiterator *) __attribute__((pure)); +retvalue config_getflags(struct configiterator *, const char *, const struct constant *, bool *, bool, const char *); +int config_nextnonspaceinline(struct configiterator *iter); +retvalue config_getlines(struct configiterator *, struct strlist *); +retvalue config_getwords(struct configiterator *, struct strlist *); +retvalue config_getall(struct configiterator *iter, /*@out@*/char **result_p); +retvalue config_getword(struct configiterator *, /*@out@*/char **); +retvalue config_getwordinline(struct configiterator *, /*@out@*/char **); +retvalue config_geturl(struct configiterator *, const char *, /*@out@*/char **); +retvalue config_getonlyword(struct configiterator *, const char *, checkfunc, /*@out@*/char **); +retvalue config_getuniqwords(struct configiterator *, const char *, checkfunc, struct strlist *); +retvalue config_getinternatomlist(struct configiterator *, const char *, enum atom_type, checkfunc, struct atomlist *); +retvalue config_getatom(struct configiterator *, const char *, enum atom_type, atom_t *); +retvalue config_getatomlist(struct configiterator *, const char *, enum atom_type, struct atomlist *); +retvalue config_getatomsublist(struct configiterator *, const char *, enum atom_type, struct atomlist *, const struct atomlist *, const char *); +retvalue config_getsplitatoms(struct configiterator *, const char *, enum atom_type, struct atomlist *, struct atomlist *); +retvalue config_getsplitwords(struct configiterator *, const char *, struct strlist *, struct strlist *); +retvalue config_gettruth(struct configiterator *, const char *, bool *); +retvalue config_getnumber(struct configiterator *, const char *, long long *, long long /*minvalue*/, long long /*maxvalue*/); +retvalue config_getconstant(struct configiterator *, const struct constant *, int *); +#define config_getenum(iter, type, constants, result) ({int _val;retvalue _r = config_getconstant(iter, type ## _ ## constants, &_val);*(result) = (enum type)_val;_r;}) +retvalue config_completeword(struct configiterator *, char, /*@out@*/char **); +retvalue config_gettimespan(struct configiterator *, const char *, /*@out@*/unsigned long *); +retvalue config_getscript(struct configiterator *, const char *, /*@out@*/char **); +retvalue config_getsignwith(struct configiterator *, const char *, struct strlist *); +void config_overline(struct configiterator *); +bool config_nextline(struct configiterator *); +retvalue configfile_parse(const char * /*filename*/, bool /*ignoreunknown*/, configinitfunction, configfinishfunction, const char *chunkname, const struct configfield *, size_t, void *); + +#define CFlinkedlistinit(sname) \ +static retvalue configparser_ ## sname ## _init(void *rootptr, void *lastitem, void **newptr) { \ + struct sname *n, **root_p = rootptr, *last = lastitem; \ + n = calloc(1, sizeof(struct sname)); \ + if (n == NULL) \ + return RET_ERROR_OOM; \ + if (last == NULL) \ + *root_p = n; \ + else \ + last->next = n; \ + *newptr = n; \ + return RET_OK; \ +} +#define CFtimespanSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_gettimespan(iter, name, &item->field); \ +} +#define CFcheckvalueSETPROC(sname, field, checker) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_getonlyword(iter, name, checker, &item->field); \ +} +#define CFvalueSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_getonlyword(iter, name, NULL, &item->field); \ +} +#define CFurlSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_geturl(iter, name, &item->field); \ +} +#define CFscriptSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_getscript(iter, name, &item->field); \ +} +#define CFlinelistSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), UNUSED(const char *name), void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + item->field ## _set = true; \ + return config_getlines(iter, &item->field); \ +} +#define CFstrlistSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), UNUSED(const char *name), void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_getwords(iter, &item->field); \ +} +#define CFsignwithSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_getsignwith(iter, name, &item->field); \ +} +#define CFcheckuniqstrlistSETPROC(sname, field, checker) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + retvalue r; \ + r = config_getuniqwords(iter, name, checker, &item->field); \ + if (r == RET_NOTHING) { \ + fprintf(stderr, \ +"Error parsing %s, line %d, column %d:\n" \ +" An empty %s-field is not allowed.\n", config_filename(iter), \ + config_line(iter), \ + config_column(iter), \ + name); \ + r = RET_ERROR; \ + } \ + return r; \ +} +#define CFinternatomsSETPROC(sname, field, checker, type) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + retvalue r; \ + r = config_getinternatomlist(iter, name, type, checker, &item->field); \ + if (r == RET_NOTHING) { \ + fprintf(stderr, \ +"Error parsing %s, line %d, column %d:\n" \ +" An empty %s-field is not allowed.\n", config_filename(iter), \ + config_line(iter), \ + config_column(iter), \ + name); \ + r = RET_ERROR; \ + } \ + return r; \ +} +#define CFatomlistSETPROC(sname, field, type) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + retvalue r; \ + item->field ## _set = true; \ + r = config_getatomlist(iter, name, type, &item->field); \ + if (r == RET_NOTHING) { \ + fprintf(stderr, \ +"Error parsing %s, line %d, column %d:\n" \ +" An empty %s-field is not allowed.\n", config_filename(iter), \ + config_line(iter), \ + config_column(iter), \ + name); \ + r = RET_ERROR; \ + } \ + return r; \ +} +#define CFatomSETPROC(sname, field, type) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_getatom(iter, name, type, &item->field); \ +} +#define CFatomsublistSETPROC(sname, field, type, superset, superset_header) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + retvalue r; \ + item->field ## _set = true; \ + if (item->superset.count == 0) { \ + fprintf(stderr, \ +"Error parsing %s, line %d, column %d:\n" \ +" A '%s'-field is only allowed after a '%s'-field.\n", config_filename(iter), \ + config_line(iter), \ + config_column(iter), \ + name, superset_header); \ + return RET_ERROR; \ + } \ + r = config_getatomsublist(iter, name, type, &item->field, \ + &item->superset, superset_header); \ + if (r == RET_NOTHING) { \ + fprintf(stderr, \ +"Error parsing %s, line %d, column %d:\n" \ +" An empty %s-field is not allowed.\n", config_filename(iter), \ + config_line(iter), \ + config_column(iter), \ + name); \ + r = RET_ERROR; \ + } \ + return r; \ +} +#define CFuniqstrlistSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_getuniqwords(iter, name, NULL, &item->field); \ +} +#define CFuniqstrlistSETPROCset(sname, name) \ +static retvalue configparser_ ## sname ## _set_ ## name (UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + item->name ## _set = true; \ + return config_getuniqwords(iter, name, NULL, &item->name); \ +} +#define CFtruthSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + item->field ## _set = true; \ + return config_gettruth(iter, name, &item->field); \ +} +#define CFtruthSETPROC2(sname, name, field) \ +static retvalue configparser_ ## sname ## _set_ ## name(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_gettruth(iter, name, &item->field); \ +} +#define CFnumberSETPROC(sname, minval, maxval, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), UNUSED(const char *name), void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_getnumber(iter, name, &item->field, minval, maxval); \ +} +#define CFallSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), UNUSED(const char *name), void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return config_getall(iter, &item->field); \ +} +#define CFfilterlistSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), UNUSED(const char *name), void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return filterlist_load(&item->field, iter); \ +} +#define CFexportmodeSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), UNUSED(const char *name), void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + return exportmode_set(&item->field, iter); \ +} +#define CFUSETPROC(sname, field) static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), UNUSED(const char *name), void *thisdata_ ## sname, struct configiterator *iter) +#define CFuSETPROC(sname, field) static retvalue configparser_ ## sname ## _set_ ## field(void *privdata_ ## sname, UNUSED(const char *name), void *thisdata_ ## sname, struct configiterator *iter) +#define CFSETPROC(sname, field) static retvalue configparser_ ## sname ## _set_ ## field(void *privdata_ ## sname, const char *headername, void *thisdata_ ## sname, struct configiterator *iter) +#define CFSETPROCVARS(sname, item, mydata) struct sname *item = thisdata_ ## sname; struct read_ ## sname ## _data *mydata = privdata_ ## sname +#define CFSETPROCVAR(sname, item) struct sname *item = thisdata_ ## sname + +#define CFstartparse(sname) static retvalue startparse ## sname(UNUSED(void *dummyprivdata), UNUSED(void *lastdata), void **result_p_ ##sname) +#define CFstartparseVAR(sname, r) struct sname **r = (void*)result_p_ ## sname +#define CFfinishparse(sname) static retvalue finishparse ## sname(void *privdata_ ## sname, void *thisdata_ ## sname, void **lastdata_p_ ##sname, bool complete, struct configiterator *iter) +#define CFfinishparseVARS(sname, this, last, mydata) struct sname *this = thisdata_ ## sname, **last = (void*)lastdata_p_ ## sname; struct read_ ## sname ## _data *mydata = privdata_ ## sname +#define CFUfinishparseVARS(sname, this, last, mydata) struct sname *this = thisdata_ ## sname +#define CFhashesSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), const char *name, void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + retvalue r; \ + item->field ## _set = true; \ + r = config_getflags(iter, name, hashnames, item->field, false, \ + "(allowed values: md5, sha1, sha256, and sha512)"); \ + if (!RET_IS_OK(r)) \ + return r; \ + return RET_OK; \ +} + +// TODO: better error reporting: +#define CFtermSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), UNUSED(const char *name), void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + char *formula; \ + retvalue r; \ + r = config_getall(iter, &formula); \ + if (! RET_IS_OK(r)) \ + return r; \ + r = term_compilefortargetdecision(&item->field, formula); \ + free(formula); \ + return r; \ +} +#define CFtermSSETPROC(sname, field) \ +static retvalue configparser_ ## sname ## _set_ ## field(UNUSED(void *dummy), UNUSED(const char *name), void *data, struct configiterator *iter) { \ + struct sname *item = data; \ + char *formula; \ + retvalue r; \ + r = config_getall(iter, &formula); \ + if (! RET_IS_OK(r)) \ + return r; \ + r = term_compilefortargetdecision(&item->field, formula); \ + free(formula); \ + item->field ## _set = true; \ + return r; \ +} + +// TODO: decide which should get better checking, which might allow escaping spaces: +#define CFdirSETPROC CFvalueSETPROC +#define CFfileSETPROC CFvalueSETPROC +#define config_getfileinline config_getwordinline + +char *configfile_expandname(const char *, /*@only@*//*@null@*/char *); +#endif /* REPREPRO_CONFIGPARSER_H */ |