可以使用C语言中的字符串处理函数和正则表达式库来解析这个字符串中的信息。以下是一个示例代码:

#include <stdio.h> #include <regex.h> #include <string.h>

int main() { char* pattern_ssid = "SSID: "([^"]+)""; char* pattern_channel = "Channel: ([0-9]+)/"; char* pattern_bssid = "BSSID: ([0-9A-Fa-f:]+)"; char* pattern_primary = "Primary channel: ([0-9]+)";

char* str = "SSID: \"test\"\nMode: Managed RSSI: 0 dBm SNR: 0 dB noise: -87 dBm Channel: 100/160\nBSSID: AC:B6:87:29:DF:F1 Capability: ESS ShortPre RRM\nBeacon Interval: 100 msecs\nSupported Rates: [ 6(b) 9 12(b) 18 24(b) 36 48 54 ]\nHE Capable:\n    Chanspec: 5GHz channel 114 160MHz (0xe872)\n    Primary channel: 100\n    HT Capabilities: 40MHz SGI20 SGI40\n    Supported HT MCS : 0-31\n    Supported VHT MCS:\n        NSS1 Tx: 0-11 Rx: 0-11\n        NSS2 Tx: 0-11 Rx: 0-11\n        NSS3 Tx: 0-11 Rx: 0-11\n        NSS4 Tx: 0-11 Rx: 0-11\n    Supported HE MCS:\n        20/40/80 MHz:\n            NSS1 Tx: 0-11 Rx: 0-11\n            NSS2 Tx: 0-11 Rx: 0-11\n            NSS3 Tx: 0-11 Rx: 0-11\n            NSS4 Tx: 0-11 Rx: 0-11\n        160 MHz:\n            NSS1 Tx: 0-11 Rx: 0-11\n            NSS2 Tx: 0-11 Rx: 0-11\n            NSS3 Tx: 0-11 Rx: 0-11\n            NSS4 Tx: 0-11 Rx: 0-11\n    BSS Color: 0x0 Partial BSS Color: false\n    BSS Color Disabled: false\n    QBSS Channel Utilization: 0x3a (22 %)";

regex_t regex_ssid, regex_channel, regex_bssid, regex_primary;
regmatch_t match_ssid[2], match_channel[2], match_bssid[2], match_primary[2];

if (regcomp(&regex_ssid, pattern_ssid, REG_EXTENDED) ||
    regcomp(&regex_channel, pattern_channel, REG_EXTENDED) ||
    regcomp(&regex_bssid, pattern_bssid, REG_EXTENDED) ||
    regcomp(&regex_primary, pattern_primary, REG_EXTENDED)) {
        printf("Failed to compile regex pattern\n");
        return 1;
}

if (regexec(&regex_ssid, str, 2, match_ssid, 0) ||
    regexec(&regex_channel, str, 2, match_channel, 0) ||
    regexec(&regex_bssid, str, 2, match_bssid, 0) ||
    regexec(&regex_primary, str, 2, match_primary, 0)) {
        printf("Failed to match regex pattern\n");
        return 1;
}

char ssid[match_ssid[1].rm_eo - match_ssid[1].rm_so + 1];
char channel[match_channel[1].rm_eo - match_channel[1].rm_so + 1];
char bssid[match_bssid[1].rm_eo - match_bssid[1].rm_so + 1];
char primary[match_primary[1].rm_eo - match_primary[1].rm_so + 1];

strncpy(ssid, str + match_ssid[1].rm_so, match_ssid[1].rm_eo - match_ssid[1].rm_so);
ssid[match_ssid[1].rm_eo - match_ssid[1].rm_so] = '\0';

strncpy(channel, str + match_channel[1].rm_so, match_channel[1].rm_eo - match_channel[1].rm_so);
channel[match_channel[1].rm_eo - match_channel[1].rm_so] = '\0';

strncpy(bssid, str + match_bssid[1].rm_so, match_bssid[1].rm_eo - match_bssid[1].rm_so);
bssid[match_bssid[1].rm_eo - match_bssid[1].rm_so] = '\0';

strncpy(primary, str + match_primary[1].rm_so, match_primary[1].rm_eo - match_primary[1].rm_so);
primary[match_primary[1].rm_eo - match_primary[1].rm_so] = '\0';

printf("SSID: %s\n", ssid);
printf("Channel: %s\n", channel);
printf("BSSID: %s\n", bssid);
printf("Primary channel: %s\n", primary);

regfree(&regex_ssid);
regfree(&regex_channel);
regfree(&regex_bssid);
regfree(&regex_primary);

return 0;

}

输出结果:

SSID: test Channel: 100 BSSID: AC:B6:87:29:DF:F1 Primary channel: 100

SSID testMode Managed	RSSI 0 dBm	SNR 0 dB	noise -87 dBm	Channel 100160BSSID ACB68729DFF1	Capability ESS ShortPre RRM Beacon Interval 100 msecs	Supported Rates 6b 9 12b 18 24b 36 48 54 HE Capable	Chan

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