X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fshared%2Fconf-parser.c;h=57b153a568c1f33ff1fa8aed82d20bb8e31acaad;hp=b01aadcd76ad40cca154ed375ba09da131558f60;hb=03cd001a7cf47d69ecdac32a8d6454ab04ccd458;hpb=1cfc78c91965df340cdde100ad6cb3ed50b28927 diff --git a/src/shared/conf-parser.c b/src/shared/conf-parser.c index b01aadcd7..57b153a56 100644 --- a/src/shared/conf-parser.c +++ b/src/shared/conf-parser.c @@ -24,7 +24,7 @@ #include #include -#include "conf-parser.h" +#include "sd-messages.h" #include "conf-files.h" #include "util.h" #include "macro.h" @@ -32,7 +32,8 @@ #include "log.h" #include "utf8.h" #include "path-util.h" -#include "sd-messages.h" +#include "signal-util.h" +#include "conf-parser.h" int config_item_table_lookup( const void *table, @@ -146,8 +147,7 @@ static int next_assignment(const char *unit, /* Warn about unknown non-extension fields. */ if (!relaxed && !startswith(lvalue, "X-")) - log_syntax(unit, LOG_WARNING, filename, line, EINVAL, - "Unknown lvalue '%s' in section '%s'", lvalue, section); + log_syntax(unit, LOG_WARNING, filename, line, 0, "Unknown lvalue '%s' in section '%s'", lvalue, section); return 0; } @@ -195,8 +195,7 @@ static int parse_line(const char* unit, * Support for them should be eventually removed. */ if (!allow_include) { - log_syntax(unit, LOG_ERR, filename, line, EBADMSG, - ".include not allowed here. Ignoring."); + log_syntax(unit, LOG_ERR, filename, line, 0, ".include not allowed here. Ignoring."); return 0; } @@ -215,8 +214,7 @@ static int parse_line(const char* unit, assert(k > 0); if (l[k-1] != ']') { - log_syntax(unit, LOG_ERR, filename, line, EBADMSG, - "Invalid section header '%s'", l); + log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid section header '%s'", l); return -EBADMSG; } @@ -227,12 +225,10 @@ static int parse_line(const char* unit, if (sections && !nulstr_contains(sections, n)) { if (!relaxed && !startswith(n, "X-")) - log_syntax(unit, LOG_WARNING, filename, line, EINVAL, - "Unknown section '%s'. Ignoring.", n); + log_syntax(unit, LOG_WARNING, filename, line, 0, "Unknown section '%s'. Ignoring.", n); free(n); - free(*section); - *section = NULL; + *section = mfree(*section); *section_line = 0; *section_ignored = true; } else { @@ -248,16 +244,15 @@ static int parse_line(const char* unit, if (sections && !*section) { if (!relaxed && !*section_ignored) - log_syntax(unit, LOG_WARNING, filename, line, EINVAL, - "Assignment outside of section. Ignoring."); + log_syntax(unit, LOG_WARNING, filename, line, 0, "Assignment outside of section. Ignoring."); return 0; } e = strchr(l, '='); if (!e) { - log_syntax(unit, LOG_WARNING, filename, line, EINVAL, "Missing '='."); - return -EBADMSG; + log_syntax(unit, LOG_WARNING, filename, line, 0, "Missing '='."); + return -EINVAL; } *e = 0; @@ -333,8 +328,7 @@ int config_parse(const char *unit, return -ENOMEM; } - free(continuation); - continuation = NULL; + continuation = mfree(continuation); p = c; } else p = l; @@ -421,7 +415,8 @@ int config_parse_many(const char *conf_file, } #define DEFINE_PARSER(type, vartype, conv_func) \ - int config_parse_##type(const char *unit, \ + int config_parse_##type( \ + const char *unit, \ const char *filename, \ unsigned line, \ const char *section, \ @@ -442,20 +437,23 @@ int config_parse_many(const char *conf_file, \ r = conv_func(rvalue, i); \ if (r < 0) \ - log_syntax(unit, LOG_ERR, filename, line, -r, \ + log_syntax(unit, LOG_ERR, filename, line, r, \ "Failed to parse %s value, ignoring: %s", \ #type, rvalue); \ \ return 0; \ - } - -DEFINE_PARSER(int, int, safe_atoi) -DEFINE_PARSER(long, long, safe_atoli) -DEFINE_PARSER(uint64, uint64_t, safe_atou64) -DEFINE_PARSER(unsigned, unsigned, safe_atou) -DEFINE_PARSER(double, double, safe_atod) -DEFINE_PARSER(nsec, nsec_t, parse_nsec) -DEFINE_PARSER(sec, usec_t, parse_sec) + } \ + struct __useless_struct_to_allow_trailing_semicolon__ + +DEFINE_PARSER(int, int, safe_atoi); +DEFINE_PARSER(long, long, safe_atoli); +DEFINE_PARSER(uint32, uint32_t, safe_atou32); +DEFINE_PARSER(uint64, uint64_t, safe_atou64); +DEFINE_PARSER(unsigned, unsigned, safe_atou); +DEFINE_PARSER(double, double, safe_atod); +// UNNEEDED DEFINE_PARSER(nsec, nsec_t, parse_nsec); +DEFINE_PARSER(sec, usec_t, parse_sec); +DEFINE_PARSER(mode, mode_t, parse_mode); int config_parse_iec_size(const char* unit, const char *filename, @@ -469,7 +467,7 @@ int config_parse_iec_size(const char* unit, void *userdata) { size_t *sz = data; - off_t o; + uint64_t v; int r; assert(filename); @@ -477,13 +475,13 @@ int config_parse_iec_size(const char* unit, assert(rvalue); assert(data); - r = parse_size(rvalue, 1024, &o); - if (r < 0 || (off_t) (size_t) o != o) { - log_syntax(unit, LOG_ERR, filename, line, r < 0 ? -r : ERANGE, "Failed to parse size value, ignoring: %s", rvalue); + r = parse_size(rvalue, 1024, &v); + if (r < 0 || (uint64_t) (size_t) v != v) { + log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse size value, ignoring: %s", rvalue); return 0; } - *sz = (size_t) o; + *sz = (size_t) v; return 0; } @@ -501,7 +499,7 @@ int config_parse_si_size(const char* unit, void *userdata) { size_t *sz = data; - off_t o; + uint64_t v; int r; assert(filename); @@ -509,17 +507,17 @@ int config_parse_si_size(const char* unit, assert(rvalue); assert(data); - r = parse_size(rvalue, 1000, &o); - if (r < 0 || (off_t) (size_t) o != o) { - log_syntax(unit, LOG_ERR, filename, line, r < 0 ? -r : ERANGE, "Failed to parse size value, ignoring: %s", rvalue); + r = parse_size(rvalue, 1000, &v); + if (r < 0 || (uint64_t) (size_t) v != v) { + log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse size value, ignoring: %s", rvalue); return 0; } - *sz = (size_t) o; + *sz = (size_t) v; return 0; } -int config_parse_iec_off(const char* unit, +int config_parse_iec_uint64(const char* unit, const char *filename, unsigned line, const char *section, @@ -530,7 +528,7 @@ int config_parse_iec_off(const char* unit, void *data, void *userdata) { - off_t *bytes = data; + uint64_t *bytes = data; int r; assert(filename); @@ -538,11 +536,9 @@ int config_parse_iec_off(const char* unit, assert(rvalue); assert(data); - assert_cc(sizeof(off_t) == sizeof(uint64_t)); - r = parse_size(rvalue, 1024, bytes); if (r < 0) - log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to parse size value, ignoring: %s", rvalue); + log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse size value, ignoring: %s", rvalue); return 0; } @@ -569,8 +565,7 @@ int config_parse_bool(const char* unit, k = parse_boolean(rvalue); if (k < 0) { - log_syntax(unit, LOG_ERR, filename, line, -k, - "Failed to parse boolean value, ignoring: %s", rvalue); + log_syntax(unit, LOG_ERR, filename, line, k, "Failed to parse boolean value, ignoring: %s", rvalue); return 0; } @@ -578,6 +573,42 @@ int config_parse_bool(const char* unit, return 0; } +/// UNNEEDED by elogind +#if 0 +int config_parse_tristate( + const char* unit, + const char *filename, + unsigned line, + const char *section, + unsigned section_line, + const char *lvalue, + int ltype, + const char *rvalue, + void *data, + void *userdata) { + + int k, *t = data; + + assert(filename); + assert(lvalue); + assert(rvalue); + assert(data); + + /* A tristate is pretty much a boolean, except that it can + * also take the special value -1, indicating "uninitialized", + * much like NULL is for a pointer type. */ + + k = parse_boolean(rvalue); + if (k < 0) { + log_syntax(unit, LOG_ERR, filename, line, k, "Failed to parse boolean value, ignoring: %s", rvalue); + return 0; + } + + *t = !!k; + return 0; +} +#endif // 0 + int config_parse_string( const char *unit, const char *filename, @@ -598,7 +629,7 @@ int config_parse_string( assert(data); if (!utf8_is_valid(rvalue)) { - log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue); + log_syntax_invalid_utf8(unit, LOG_ERR, filename, line, rvalue); return 0; } @@ -636,12 +667,12 @@ int config_parse_path( assert(data); if (!utf8_is_valid(rvalue)) { - log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue); + log_syntax_invalid_utf8(unit, LOG_ERR, filename, line, rvalue); return 0; } if (!path_is_absolute(rvalue)) { - log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Not an absolute path, ignoring: %s", rvalue); + log_syntax(unit, LOG_ERR, filename, line, 0, "Not an absolute path, ignoring: %s", rvalue); return 0; } @@ -669,9 +700,6 @@ int config_parse_strv(const char *unit, void *userdata) { char ***sv = data; - const char *word, *state; - size_t l; - int r; assert(filename); assert(lvalue); @@ -694,58 +722,67 @@ int config_parse_strv(const char *unit, return 0; } - FOREACH_WORD_QUOTED(word, l, rvalue, state) { - char *n; - - n = strndup(word, l); - if (!n) + for (;;) { + char *word = NULL; + int r; + r = extract_first_word(&rvalue, &word, WHITESPACE, EXTRACT_QUOTES); + if (r == 0) + break; + if (r == -ENOMEM) return log_oom(); + if (r < 0) { + log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue); + break; + } - if (!utf8_is_valid(n)) { - log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue); - free(n); + if (!utf8_is_valid(word)) { + log_syntax_invalid_utf8(unit, LOG_ERR, filename, line, rvalue); + free(word); continue; } - - r = strv_consume(sv, n); + r = strv_consume(sv, word); if (r < 0) return log_oom(); } - if (!isempty(state)) - log_syntax(unit, LOG_ERR, filename, line, EINVAL, - "Trailing garbage, ignoring."); return 0; } -int config_parse_mode( +/// UNNEEDED by elogind +#if 0 +int config_parse_log_facility( const char *unit, const char *filename, unsigned line, const char *section, - unsigned section_line, + unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) { - mode_t *m = data; + + int *o = data, x; assert(filename); assert(lvalue); assert(rvalue); assert(data); - if (parse_mode(rvalue, m) < 0) { - log_syntax(unit, LOG_ERR, filename, line, errno, "Failed to parse mode value, ignoring: %s", rvalue); + x = log_facility_unshifted_from_string(rvalue); + if (x < 0) { + log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse log facility, ignoring: %s", rvalue); return 0; } + *o = (x << 3) | LOG_PRI(*o); + return 0; } +#endif // 0 -int config_parse_log_facility( +int config_parse_log_level( const char *unit, const char *filename, unsigned line, @@ -765,18 +802,17 @@ int config_parse_log_facility( assert(rvalue); assert(data); - x = log_facility_unshifted_from_string(rvalue); + x = log_level_from_string(rvalue); if (x < 0) { - log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Failed to parse log facility, ignoring: %s", rvalue); + log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse log level, ignoring: %s", rvalue); return 0; } - *o = (x << 3) | LOG_PRI(*o); - + *o = (*o & LOG_FACMASK) | x; return 0; } -int config_parse_log_level( +int config_parse_signal( const char *unit, const char *filename, unsigned line, @@ -788,20 +824,51 @@ int config_parse_log_level( void *data, void *userdata) { + int *sig = data, r; - int *o = data, x; + assert(filename); + assert(lvalue); + assert(rvalue); + assert(sig); + + r = signal_from_string_try_harder(rvalue); + if (r <= 0) { + log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse signal name, ignoring: %s", rvalue); + return 0; + } + + *sig = r; + return 0; +} + +/// UNNEEDED by elogind +#if 0 +int config_parse_personality( + const char *unit, + const char *filename, + unsigned line, + const char *section, + unsigned section_line, + const char *lvalue, + int ltype, + const char *rvalue, + void *data, + void *userdata) { + + unsigned long *personality = data, p; assert(filename); assert(lvalue); assert(rvalue); - assert(data); + assert(personality); - x = log_level_from_string(rvalue); - if (x < 0) { - log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Failed to parse log level, ignoring: %s", rvalue); + p = personality_from_string(rvalue); + if (p == PERSONALITY_INVALID) { + log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse personality, ignoring: %s", rvalue); return 0; } - *o = (*o & LOG_FACMASK) | x; + *personality = p; return 0; } +#endif // 0